N609SK

Part: ANGLE — CORRODED (ZONE 200) · airframe 50,104 hrs · 38,516 cycles

COMPLY WITH REO 670-53-11-745 DATED: 2016-10-28 REV: A GENERIC REPAIR FOR NOSE FUSELAGE CENTER FLOOR ANGLE REPLACEMENT AND DOOR POST AT FS 28.00 ( LBL 11.128 AND RBL 11.128) DUE TO CORROSION FOUND ON THE DOOR POST. (FILED OPEN)THIS IS CURRENTLY A WORK IN PROGRESS

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

COMPLY WITH REO 670-53-11-745 DATED: 2016-10-28 REV: A GENERIC REPAIR FOR NOSE FUSELAGE CENTER FLOOR ANGLE REPLACEMENT AND DOOR POST AT FS 28.00 ( LBL 11.128 AND RBL 11.128) DUE TO CORROSION FOUND ON THE DOOR POST. (C-CHECK RO 02/25/2026)COMPLIED WITH REO 670-53-11-745 DATED: 2016-10-28 REV: A GENERIC REPAIR FOR NOSE FUSELAGE CENTER FLOOR ANGLE REPLACEMENT AND DOOR POST AT FS 28.00 ( LBL 11.128 AND RBL 11.128) AND REO 670-53-11-2241 DATED:2025-12-21 REV: -- DEVIATION TO GENERIC REO 670-53-11-745 REV. -A (DISPOSITION FOR MISSING TOOLING HOLE ON FS280.00 DOOR POST AT BL11.128, LHS AND RHS) .

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

CORROSION FOUND ON FLOOR BEAM AT WL 73.00 AND RBL 9.00 FROM FS 565.00 - FS 581.00 (C-CHECK RO 02/25/2026)COMPLIED WITH REO 670-53-31-1142 DATED: 2025-12-16 REV"A" DISPOSITION FOR ELONGATED HOLES AND LOW E.D. CONDITION ON RBL9.0 FLOOR BEAM AND REPAIR SPLICE BTWN FS565.00 - FS597.00 AND REMOVED AND REPLACED THE FLOOR BEAM SECTION AT WL 73.00 AND RBL 9.00 FROM FS 565.00 - FS 597.00 IN REFERENCE WITH THE CRJ-700 SRM 53-00-41. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED FORM M-337. COMPLETED THE CORROSION FINDINGS REPORT. SEE CHILD CAMP # 31374426 FOR EDDY CURRENT.

Part: BUTTSTRAP — CORRODED (ZONE 100) · airframe 50,104 hrs · 38,516 cycles

CORROSION ON BUTTSTRAP AT FS280.00 BTW STR 25R - STR 23R (FILED OPEN)

Part: BUTTSTRAP — CORRODED (ZONE 200) · airframe 50,104 hrs · 38,516 cycles

CORROSION ON BUTTSTRAP AT FS280.00 BTW STR 25R - STR 23R (FILED CLOSED)CHAFFING UNDER FUSELAGE SKIN ON STRG 27, FS 977.00 TO 989.00 BLEND-OU AND FOUND WITHIN LIMITS IAW MHICRJ700 SRM 53-00-01-101-001-A01, L:3" W:2" D:0.016",SURFACE REPROTECTED IAW SRM CRJ700 51-25-01-001-A01 CALIBRATED TOOL : MGT-60010 GT00-120:XCALIBRATION DUE DATE : 19 MARCH 2026

Part: BUTTSTRAP — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

CORROSION ON BUTTSTRAP AT FS280.00 BTW STR 25R - STR 23R (C-CHECK RO 02/25/2026)CHAFFING UNDER FUSELAGE SKIN ON STRG 27, FS 977.00 TO 989.00 BLEND-OU AND FOUND WITHIN LIMITS IAW MHICRJ700 SRM 53-00-01-101-001-A01, L:3" W:2" D:0.016",SURFACE REPROTECTED IAW SRM CRJ700 51-25-01-001-A01 CALIBRATED TOOL : MGT-60010 GT00-120:XCALIBRATION DUE DATE : 19 MARCH 2026

Part: BRACKET — DAMAGED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

FWD FACE RH FS 280.00 BULKHEAD BRACKET ASSY, FIRE EXT HAS ELONGATED SCREW HOLES AND REQUIRES REPLACEMENT. REMOVED AND REPLACED THE FWD FACE RH FS 280 BULKHEAD BRACKET ASSY, FIRE EXT IAW SRM 51-42-06.

Part: SKIN — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

CORROSION FOUND ON INNER FUSELAGE BELLY SKIN 2 INCHES FWD OF BS 265 RIGHT NEXT TO STR 27. COMPLIED REO 670-53-11-2208, REV-. DISPOSITION FOR BLENDED CORROSION DAMAGE TO FUSELAGE SKIN PANEL NEAR BS 265 BTWN STR 26R-STR27. PERFORMED EDDY CURRENT INSPECTION WITH REFERENCE TO NDTM PART 1, 51-20-006 AND NDTM PART 6, 51-00-001 AND ENSURED REWORKED AREAS ARE CRACK FREE.

Part: BRACKET — CRACKED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

BS 280 STICK PUSHER BRACKET CRACKED. REMOVED AND REPLACED THE RT FWD BS 280 STICK PUSHER BRACKET IAW SRM 51-42-06.

Part: STRINGER — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

STRINGER 27 CORRODED BETWEEN FS 250.00 & FS 265. COMPLIED WITH REO 670-53-11-2202, REV -. REPAIRED BS 250 LOWER FRAME SECTOR BETWEEN STRINGER 27 - 25R AND STRINGER SPLICE 27. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

FS280.00 RH FLOOR BEAM CORRODED (REF SRM 53-11-10 ITEM 119). (C-CHECK RO 02/25/2026)REMOVED AND REPLACED THE FS280.00 RH FLOOR BEAM. WORK DONE IN REFERENCE WITH THE CRJ-700 SRM 51-42-06, SRM 51-42-21, SRM 53-11-10 AND GREO 670-53-11-594 DATED: 2015/06/26 REV A. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED FORM M-337. COMPLETED THE CORROSION FINDINGS REPORT.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

FS280.00 LH FLOOR BEAM CORRODED (REF SRM 53-11-10 ITEM 118). (C-CHECK RO 02/25/2026)REMOVED AND REPLACED THE FS280.00 LH FLOOR BEAM. WORK DONE IN REFERENCE WITH THE CRJ-700 SRM 51-42-06, SRM 51-42-21, SRM 53-11-10 AND GREO 670-53-11-594 DATED: 2015/06/26 REV A. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED FORM M-337. COMPLETED THE CORROSION FINDINGS REPORT.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,104 hrs · 38,516 cycles

FS280.00 RH FLOOR BEAM CORRODED (REF SRM 53-11-10 ITEM 119). OPEN)

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

CRAWLWAY FLOOR ANGLE SUPPORT AT FS280.00 IN AVIONICS BAY CORRODED. REMOVED AND REPLACED CRAWLWAY FLOOR SUPPORT AT FS280.00 IN AVIONICS BAY WITH REFERENCE TO SRM 51-42-06, SRM 51-42-13 AND SRM 51-42-21.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

BS 280 RT CAP ANGLE REF SRM 53-11-10, ITEM 121, CORRODED AND DISTORTED. REMOVED AND REPLACED THE BS 280 RT CAP ANGLE. WORK DONE IAW SRM 51-42-06, SRM 51-42-21, SRM 53-11-10, GREO 670-53-11-594, REV A, AND REO 670-53-11-2182, REV--.

Part: FRAME — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

BS 250, STR 26L - STR 26R AFT FACE OF FRAME AND SKIN FLANGE CORRODED. COMPLIED WITH REO 670-53-11-2202 DATED:2025-12-16 REV: -- REPAIR TO FS250.00 LOWER FRAME SECTOR BETWEEN STR27 - STR25R AND STRINGER STR27 SPLICE.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,104 hrs · 38,516 cycles

FS280.00 LEFT FLOORBEAM CORRODED (REF SRM 53-11-10 ITEM 118). OPEN

Part: FLOORBEAM — CRACKED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

RIGHT COCKPIT CENTER FLOOR PANEL LANDING/ANGLE NEAR FS 280.00 & RBL 11.128 AND AT WL 72.10 IS CRACKED. REMOVED AND REPLACED THE RH COCKPIT CENTER FLOOR PANEL LANDING/ANGLE NEAR FS 280.00 & RBL 11.128 AND AT WL 72.10 IN REFERENCE WITH THE SRM 51-42-06.

Part: FLOORBEAM — CRACKED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

LEFT COCKPIT CENTER FLOOR PANEL LANDING/ANGLE NEAR BS 280 & LBL 11.128 AND AT WL 72.10 IS CRACKED. REMOVED AND REPLACED THE LT COCKPIT CENTER FLOOR PANEL LANDING/ANGLE NEAR BS 280 & LBL 11.128 AND AT WL 72.10 IAW SRM 51-42-06.

Part: FLOORBEAM — CRACKED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

FLOORBEAM AT BS 280 AND RBL 12 CRACKED ON THE AFT OUTBOARD FLANGE FROM APPROX WL 70.00 - WL 72.50. COMPLIED WITH REO 670-53-11-896 REV-. GENERIC REPAIR TO CENTER COCKPIT FLOORBEAM BS 280, WL70 - 72.50. AND REO 670-53-11-2195 REV -. REPAIR TO CENTER COCKPIT FLOOR BEAMS AT & RBL 12.00 (DEVIATION TO GENERIC REO 670-53-11-896 REV €Œ--€?).

Part: STRINGER — CORRODED (ZONE 100) · airframe 50,104 hrs · 38,516 cycles

STRINGER 21L IS CORRODED BETWEEN FS437.00 & FS453.00. (FILED OPEN)

Part: STRINGER — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

STRINGER 21L IS CORRODED BETWEEN FS437.00 & FS453.00. (C-CHECK RO 02/25/2026)COMPLIED WITH REO 670-53-21-2698 DATED: 2025-10-07 REV: A, REPAIR FOR CORROSION DAMAGE TO STRINGER STR21L BETWEEN FS 437.00 - FS 453.00. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED M-337. COMPLETED CORROSION FINDINGS REPORT. ALL NDT'S COMPLIED WITH AND NO CRACKS NOTED AT THIS TIME. REF CHILD FOR LEAK CHECKS.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

LEFT & RIGHT BS 280, COCKPIT FLOOR POST REINFORCEMENT PLATE/SKIN HAS CORROSION. COMPLIED WITH REO 670-53-11-2182 REV--. DISPOSITION FOR RE-INCORPORATION OF BULKHEAD LOWER WEB REPAIR AT FS280.00 (LHS AND RHS) PER SRM TASK 53-11-10-201-004-A01 (GREO 670-53-11-594 REV-A DATED: 06/26/2015). PERFORMED EDDY CURRENT INSPECTION WITH REFERENCE TO NDTM PART 1, 51-20-006 AND NDTM PART 6, 51-00-001 WITH NO DEFECTS FOUND. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED THE M-337. COMPLETED THE CORROSION FINDINGS REPORT. REF CP 31389191 FOR SURFACE FINISH.

Part: HINGE ARM — GOUGED (ZONE 500) · airframe 50,105 hrs · 38,517 cycles

LEFT OUTBOARD FLAP. INBOARD HINGE ARM (WS178.00) HAS GOUGES ON EDGE OF HOUSING FOR SPHERICAL BEARING. REPAIRED DAMAGE ON LH OUTBOARD FLAP. INBOARD HINGE ARM (WS178.00) IN COMPLIANCE WITH REO 670-57-53-428 REV-- DATED 2025-09-26. PERFORMED EDDY CURRENT INSPECTION PER NDTM PART 1, 51-20-006 AND NDTM PART 6, 51-00-001-251-A01 WITH NO CRACKS FOUND. REFERENCE CP 30930718 FOR EDDY CURRENT INSPECTION. PERFORMED ROTO PEEN TO LH OUTBOARD FLAP, INBOARD HINGE ARM (WS178.00) REWORKED AREA WITH REFERENCE TO SRM 51-24-11. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: SKIN — CHAFED (ZONE 600 FLAP) · airframe 50,105 hrs · 38,517 cycles

RH INBOARD FLAP LOWER SKIN HAS CHAFE DAMAGE AT INBOARD INTERFACE OF FAIRING. (C-CHECK RO 02/25/2026)REPAIRED RH INBOARD FLAP LOWER SKIN WITH REFERENCE TO SRM 57-52-01 AND REO 670-57-52-628 REV "--" DATED 2025-10-15. REPLACED RH INBOARD FLAP LOWER SKIN WITH SPLICE REPAIR FROM FLS75.60 - FLS15.00 COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED M-337.

Part: HINGE FITTING — GOUGED (ZONE 500) · airframe 50,105 hrs · 38,517 cycles

LEFT WING #5 FLAP HINGE BOX AFT IB ATTACHMENT FITTING LUG IS GOUGED. BLENDED GOUGE ON LT WING NR 5 FLAP HINGE BOX AFT IB ATTACHMENT FITTING LUG IN REFERENCE TO SRM 51-12-00. PERFORMED EDDY CURRENT IN REFERENCE TO NDTM 51-20-006 AND FOUND REWORKED AREA TO BE CRACK FREE. SHOT PEENED REWORKED AREA IN REFERENCE TO SRM 51-24-11. RESTORED FINISH IN REFERENCE TO SRM TR51-0068 51-21-16. REWORKED CONDITION FOUND TO BE ACCEPTABLE IN REFERENCE TO REO 670-57-21-1073 REV--. COMPLIED WITH ALL STEPS OF REO 670-57-21-1073 REV-- AND TASK CARD 51-900-1002-SKY.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

FWD CENTER FLOOR PANEL SUPPORT ANGLE AT FS280.00 HAS SURFACE CORROSION. REMOVED AND REPLACED THE FWD CENTER FLOOR PANEL SUPPORT ANGLE AT BS 280 IAW SRM 51-42-06, SRM 53-11-10 AND SRM 53-11-43 .

Part: ROLLER — WORN (ZONE 600) · airframe 50,105 hrs · 38,517 cycles

RIGHT SLAT TRACK 3-2 INBD AFT SIDE ROLLER IS WORN. REMOVED AND REPLACED RT SLAT TRACK 3-2, INBD AFT SIDE ROLLER IN REFERENCE TO AMM 27-81-44.

Part: ROLLER — DAMAGED (ZONE 500) · airframe 50,105 hrs · 38,517 cycles

LEFT SLAT TRACK 2-2 INBOARD FORWAD SIDE ROLLER IS FLAT SPOTTED. REMOVED AND REPLACED LT SLAT TRACK 2-2 INBOARD FORWARD SIDE ROLLER IN REFERENCE TO AMM 27-81-44.

Part: ROLLER — DAMAGED (ZONE 500) · airframe 50,105 hrs · 38,517 cycles

L/H SLAT TRACK 1-2 INBOARD AFT SIDE ROLLER IS FLAT SPOTTED. (C-CHECK RO 02/25/2026)REMOVED AND REPLACED L/H SLAT TRACK 1-2 INBOARD AFT SIDE ROLLER, REFERENCE CP 30270403 FOR COMPLETION OF TASK CARD 27-520-120.

Part: ROLLER — DAMAGED (ZONE 600) · airframe 50,105 hrs · 38,517 cycles

RH SLAT TRACK ROLLER 1-2 OUTBOARD AFT SIDE ROLLER HAS FLAT SPOTS. REPLACED RH 1-2 OUTBOARD AFT SIDE SLAT TRACK ROLLER AS PER AMM 27-81-44. SEE TASK CARD 27-630-101 IN CP 30270403-1 FOR OPS CHECK.

Part: FRAME — DAMAGED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

REMOVED FRAME SEGMENT 18-20L STGR FS 295.00 TO FACILITATE REPLACEMENT OF STGR 20L. INSTALLED FRAME SEGMENT BS 295, STGR 18L - STGR 20L IAW SRM 51-42-06, SRM 51-42-21 AND REO 670-53-21-2688 REV--. PERFORMED EDDY CURRENT INSPECTION WITH REFERENCE TO NDTM 53-00-000-251, PART 6 WITH NO DEFECTS FOUND.

Part: STOP FITTING — CRACKED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

PAX DOOR SURROUND FWD UPPER STOP BRACKET IS CRACKED. REMOVED AND REPLACED PAX DOOR SURROUND FWD UPPER STOP BRACKET WITH REFERENCE TO SRM 51-42-21.

Part: DOOR FRAME — CRACKED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

AFT BAGGAGE BAY DOOR CUTOUT SURROUND STRUCTURE FS1047.00 LOWER CHANNEL CRACKED (SRM 53-61-58 ITEM 16). (C-CHECK RO 02/25/2026)REMOVED AND REPLACED AFT BAGGAGE BAY DOOR CUTOUT SURROUND STRUCTURE FS1407.00 LOWER CHANNEL (SRM 53-61-58 ITEM 16) WITH REFERENCE TO SRM 51-42-06 AND SRM 51-42-21. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED M-337.

Part: CHANNEL — CRACKED (ZONE 800) · airframe 50,104 hrs · 38,516 cycles

AFT BAGGAGE BAY DOOR CUTOUT SURROUND STRUCTURE FS1047.00 LOWER CHANNEL CRACKED (SRM 53-61-58 ITEM 16). (FILED OPEN)

Part: SKIN — DENTED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

DENT ON FUSELAGE SKIN BETWEEN FS349.00 AND FS 364.00 AND BETWEEN STGR 22L AND STGR 23L. (C-CHECK RO 02/25/2026)COMPLIED WITH REO 670-53-21-2681 DATED: 2025-08-28 REV -- PERMANENT DISPOSITION FOR REWORKED DENTS ON LOWER FUSELAGE SKIN BETWEEN FS349.00 - FS409.00 & STR22L - STR24L. ALL NDT'S COMPLIED WITH AND NO DEFECTS NOTED AT THIS TIME. COMPLIED WITH GENERIC REO FOR DENT DRESS BACK ON SKINS REO 670-51-00-085 DATED: 2017-08-23 REV A. COMPLIED TASK CARD 51-900-1002-SKY. COMPLETED FORM M-337. REF CP 30771693 FOR LEAK CHECKS OF ALL 26 FASTENERS.

Part: DOUBLER — GOUGED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

TWO SMALL SCREW GOUGES ON A DOUBLER AT STGR 27 BETWEEN BS 969 AND 985 ON THE EXTERIOR OF THE AIRCRAFT. COMPLIED WITH REO 670-53-61-352, REV A. REPAIRED THE FUSELAGE SKIN AT BS 977 AND STR 27 BY REMOVING AND REPLACING A NEW SERVICEABLE DOUBLER. MAJOR REPAIR.

Part: HINGE FITTING — GOUGED (ZONE 200) · airframe 50,105 hrs · 38,517 cycles

PAX DOOR FUSELAGE SIDE HINGE AFT LUG LANDING HAS A SMALL GOUGE FROM HINGE PIN RETAINER PIN CONTACT/WEAR. PERFORMED REPAIR OF PAX DOOR FUSELAGE SIDE HINGE AFT LUG LANDING WITH REFERENCE TO REO 670-53-21-582 REV "-G" DATED 2024-02-18 TYPE IV: DISPOSITION FOR DAMAGE TO THE HINGE LUG LAND. PERFORMED EDDY CURRENT INSPECTION WITH REFERENCE TO NDTM PART 1 51-20-006 AND NDTM PART 6, 53-00-000 WITH NO CRACKS FOUND. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: MOUNT — BROKEN (ZONE 900) · airframe 50,105 hrs · 38,517 cycles

GALLEY 1, MOST AFT INBD MOUNTING NUT PLATE IS BROKEN. UPON INSPECTION FOUND THE NUTPLATE BROKEN AND GALLEY 1, MOST AFT INBD MOUNTING FITTING ASSEMBLY TO BE CORRODED AND NEEDS TO BE REPLACED. REMOVED AND REPLACED THE GALLEY 1, MOST AFT INBD MOUNTING FITTING ASSEMBLY AND NUTPLATE IN REFERENCE SRM 51-42-21 AND SRM 51-45-00.

Part: ELEMENT — WARNING MESSAGE (ZONE 500) · airframe 49,807 hrs · 38,276 cycles

L BLEED DUCT WARNING MESSAGE AFTER COWLS TURNED ON. BLEEDS CLOSED AUTOMATICALLY, PRESSURIZATION LOST. QRH COMPLIED WITH. (FLIGHT 6484 - FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 30299218 WITH THE FOLLOWING CORRECTIVE ACTION: "INTERROGATED MDC FOUND B1-349536. TROUBLESHOT L BLEED DUCT WARNING PER FIM 36-21-01-810-813. PERFORMED EVENT LOCATION HISTORY TEST IAW FIM AND FOUND L BLEED LOOP A "LEAK" AT MT 141 23%. PERFORMED LEAK CHECK OF BLEED COMPONENTS NEAR INDICATED LEAK IAW FIM, NO LEAKS NOTED. PERFORMED INSPECTION OF LOOPS A AND B NEAR, FOUND LOOP B TOUCHING COMPONENT NEAR INDICATED 23%, REPOSITIONED LOOP B IAW AMM 36-21-00. REMOVED AND REPLACED BOTH CERAMIC INSERTS OF APU DUCT BLEED AIR LOOP A IAW AMM 36-21-00, NO FIX. REMOVED AND REPLACED APU DUCT BLEED AIR LOOP A MT141 IAW AMM 36-21-1, OPS CHECK GOOD. PRESSURIZE AIR CONDITIONING SYSTEM IAW AMM 21-50-00, L BLEED DUCT WARNING MESSAGE DID NOT RETURN. OPS CHECK GOOD AT THIS TIME. "

Part: DUCT — WARNING MESSAGE (ZONE 500) · airframe 49,807 hrs · 38,276 cycles

ANTI-ICE DUCT WARNING MESSAGE. LEFT LEADING EDGE RED ON SYNOPTIC PAGE. (FLIGHT 6484 - FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 30299219 WITH THE FOLLOWING CORRECTIVE ACTION: "REVIEWED HISTORY AND FOUND WING ANTI-ICE LOOP B DEFERRED, SEE EAML 1626973. INTERROGATED MDC AND FOUND B1-349544, LEFT WING LOOP A. TROUBLESHOT PER FIM 36-21-05-810-805. PERFORMED EVENT LOCATION HISTORY TEST IAW FIM, FOUND REPORTED LEAK AT SS430 8%. PERFORMED INSPECTION OF SENSOR AT INDICATED EVENT LOCATION IAW FIM AND FOUND SENSING LOOP TO BE TOUCHING SLAT PICCOLO TUBE JUST IB OF CONNECTOR MT173P2. REPOSITIONED SENSING ELEMENT JUST IB OF CONNECTOR MT173P2 IAW AMM 36-21-00. PERFORMED OPS CHECK OF WING ANTI-ICE SYSTEM IAW AMM 30-11-00, OPS CHECK GOOD AT THIS TIME, ANTI-ICE DUCT WARNING MESSAGE DID NOT RETURN."

Part: STRINGER — CORRODED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

COMPLY WITH SCHEDULED MAINTENANCE CODE: RA63489-670-53-21-1854, TOP AND BOTTOM OF STRINGER 20L CORRODED BETWEEN BS 280 - 295. REPLACED THE STRINGER FROM BS 280 TO BS 310 IAW REO 670-53-21-1854 REV--, REPAIR IS VALID FOR 8000 FLIGHT HOURS FROM INCORPORATION OF REPAIR WITH EXCALATION PROVIDED BY REO 670-53-21-1854 REV A. COMPLIED WITH SCHEDULED MAINTENANCE CODE: RA63489-670-53-21-1854.

Part: SKIN — GOUGED (ZONE 100) · airframe 50,105 hrs · 38,517 cycles

FOUND DAMAGE BELOW GROUND AIR DOOR CONNECTION. COMPLIED WITH REO 670-53-61-2099. PERMANENT REPAIR DUE WITHIN 4750 FLT HRS. DUE BY TAT 50130.6, COMPLIED WITH REO 670-53-61-2551 REV -. PERMANENT DISPOSITION FOR TEMP. REO 670-53-61-2099. BLENDED GOUGE DAMAGE TO FUSELAGE SKIN BETWEEN BS 1015 - 1051.30, STR 25R-STR 27. ALL NDT'S COMPLIED WITH AND NO CRACKS NOTED AT THIS TIME AND UT RESULTS ARE ON TABLE 1 OF THE REO.

Part: DOUBLER — DAMAGED (ZONE 100) · airframe 48,157 hrs · 36,967 cycles

DURING THE DETAILED INSPECTION OF THE AFT WIFI ATG ANTENNA EXTERNAL DOUBLER, FOUND AN ELONGATED HOLE LOCATED AT THE FORWARD LEFT POSITION WHERE THE MOUNTING HARDWARE FOR THE ANTENNA GETS INSTALLED.REPAIR ELONGATED HOLE PER EA9187 REV A DATED 11 SEPTEMBER 2024 (FILED CLOSED) COMPLIED WITH REPAIR TO ELONGATED HOLE ON AFT WIFI ATG ANTENNA DOUBLER PER EA9187 REV A DATED 11 SEPTEMBER 2024. SEE CP28839355-1 FOR HFEC OF OVERSIZE HOLE FOR FREEZEPLUG (STEP 2). SEE ALSO CP 28834766-1 FOR DETERMINATION OF MAJOR/MINOR REPAIR, AND CP28815581 FOR ATTACHMENT OF EA 9187 REV A. AIRCRAFT OK TO CONTINUE SERVICE AT THIS TIME.

Part: WINDSHIELD — DELAMINATED (CAPTAIN'S SIDE) · airframe 42,188 hrs · 31,560 cycles

TRANSFER FROM EAML 563894. FOUND DELAMINATION OF LEFT WINDSHIELD AT THE UPPER LEFT CORNER TO BE 5.5 IN FROM THE EDGE AND FROM THE UPPER RIGHT CORNER TO BE 6 IN FROM EDGE. OUT OF LIMITS PER AMM 56-11-01. LEFT WINDSHIELD REQUIRES REPLACEMENT. CREATED FROM FORWARD DISCREPANCY. PLEASE REFERENCE AML 563873. FILED CLOSED. REMOVED AND REPLACED LEFT WINDSHIELD IN REFERENCE TO TASK CARD 56-220-1000-SKY AND AMM 56-11-01.

Part: SKIN — CRACKED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR INNER SKIN AT ACCESS PANEL 832AR LOCATION FOUND CRACK AT THE RADIUS OF CUT OUT. C-CHECK RO 1/5/2021. PERFORMED PAX DOOR INNER SKIN REPAIR, PER REO 670-52-11-1198 REV- DATED 12-15. COMPLIED WITH 51-900-1002-SKY.

Part: SKIN — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

CORROSION FOUND ON PASSENGER DOOR INNER SUFACE OF OUTER SKIN AT APPROXIMATELY FS 324, BETWEEN DD1 AND DD1A. C-CHECK RO 1/5/2021. CORROSION REMOVED FROM INNER SURFACE OF OUTER SKIN AT APPROXIMATELY FS 324 BETWEEN D1 AND DD1A, REF CRJ-700 SRM, 52-11-01-001-001-A01. INSTALLED REPAIR DOUBLER -1, REF REO 670-52-11-1195 REV - DATED 2020-12-03, ALL STEPS OF REO COMPLIED WITH. TASK CARD 51-900-1002 SKY COMPLIED WITH. PRESSURE CHECKS GOOD SEE CONTINUE CARD FOR DETAILS.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD DD2 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW FWD DD2 INTERCOSTAL, REF CRJ-700 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: ANGLE — CRACKED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR BOTTOM ANGLE VISIBLY CRACKED, REPLACE BOTTOM ANGLE. C-CHECK RO 1/5/2021. REMOVED CRACKED PAX DOOR BOTTOM ANGLE, REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-10-001-001-A01. INSTALLED REPLACEMENT PAX DOOR BOTTOM ANGLE, REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-13-001-001-A01. RESTORED FINISH, REF CRJ700 SRM 51-25-16-001-001-A01 AND APPLIED CORROSION INHIBITING COMPOUND REF. CRJ700 SRM 51-21-11-001-001-A01.

Part: STRUCTURE — CORRODED (WASTE WATER) · airframe 42,111 hrs · 31,503 cycles

FWD WASTE WATER DOOR SURROUND STRUCTURE DIAPHRAGM PN: SH670-32285-3 CORRODED. C-CHECK RO 1/5/2021. REPLACED FWD WASTE WATER DOOR SURROUND STRUCTURE DIAPHRAGM, REF DWG SH670-32280 REV NC SHEET 1 AND 2 AND CRJ700 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY. LEAK CHECK GOOD. SEE CONTINUE CARD FOR DETAILS.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD DD5 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW FWD DD5 INTERCOSTAL AND NEW BRACKET, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: FORMER — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FORMER FS 320.163 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW PAX DOOR FORMER, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND CRJ 700 SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: CLEAT — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR CLEAT COMMON TO FORMER FS 335.163 HAS EXFOLIATED CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW PAX DOOR CLEAT, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N AND RESTORE FINISH ALL FASTENERS, IAW CRJ 700 SRM 51-25-16-001-001-A01. CW 51-900-1002-SKY.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR MID DD4 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW MID DD4 INTERCOSTAL, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND CRJ 700 SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: DOOR FRAME — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD FRAME FS 320 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED EXFOLIATED FRAME FS 320.0 AND 2 EA CLEATS AND CRACKED BRACKET, REF CRJ-700 SRM, 51-42-06-001-001-A01 AND CRJ-700 SRM, 51-42-21-001-001-A01. INSTALLED NEW PAX DOOR FRAME FS 320.0 AND 2 EA NEW CLEATS, REF CRJ-700 SRM, 51-42-21-001-001-A01 AND CRJ-700 SRM, 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. COMPLED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECK GOOD. SEE CONTINUE CARD FOR FURTHER DETAILS.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD DD4 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW PAX DOOR FWD DD4 INTERCOSTAL AND NEW CLEAT AND NEW BRACKET, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: INTERCOSTAL — CRACKED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR AFT DD7 INTERCOSTAL IS CRACK. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW PAX DOOR AFT DD7 INTERCOSTAL, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRUCTURE — CORRODED (WASTE WATER) · airframe 42,111 hrs · 31,503 cycles

FWD WASTE-WATER DOOR SURROUND STRUCTURE LOWER DIAPHRAGM PN: SH670-32284-3 CORRODED. C-CHECK RO 1/5/2021. REPLACED FWD WASTE WATER DOOR SURROUND STRUCTURE LOWER DIAPHRAGM, REF DWG SH670-32280 REV H SHEET 1 AND 2 AND CRJ700 SRM 51-42-06-001-001-A01. LEAK CHECK GOOD. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUE CARD FOR DETAILS.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR AFT DD5 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED PAX DOOR AFT DD5 INTERCOSTAL, REF CRJ-700 SRM, 51-42-06-001-001-A01 AND INSTALLED NEW PAX DOOR AFT DD5 INTERCOSTAL REF CRJ-700 SRM, 51-42-06-001-001-A01. TASK CARD 51-900-1002 SKY COMPLIED WITH. PRESSURE CHECKS GOOD, SEE CONTINUE CARD FOR FURTHER DETAILS.

Part: CLEAT — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR CLEAT COMMON TO FWD DD6 INTERCOSTAL HAS EXFOLIATED CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW CLEAT COMMON TO FWD DD6 INTERCOSTAL, IAW CRJ 700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N AND RESTORED FINISH ALL FASTENERS IAW CRJ 700 SRM 51-25-16-001-001-A01. CW 51-900-1002-SKY.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD DD3 INTERCOSTAL HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED FWD DD3 INTERCOSTAL AND CRACKED BRACKET, REF CRJ-700 SRM, 51-42-06-001-001-A01 AND REPLACED WITH NEW FWD DD1 INTERCOSTAL AND NEW BRACKET, REF CRJ-700 SRM, 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. TASK CARD 51-900-1002 SKY COMPLIED WITH. PRESSURE CHECK GOOD, SEE CONTINUE CARD FOR FURTHER DETAILS.

Part: INTERCOSTAL — CRACKED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR FWD DD1 INTERCOSTAL IS CRACK. C-CHECK RO 1/5/2021. REMOVED FWD DD1 INTERCOSTAL, REF CRJ-700 SRM, 51-42-06-001-001-A01 AND REPLACED WITH NEW FWD DD1 INTERCOSTAL REF. CRJ-700 SRM, 51-42-06-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. TASK CARD 51-900-1002 SKY COMPLIED WITH. PRESSURE CHECK GOOD, SEE CONTINUE CARD FOR FURTHER DETAILS.

Part: ANGLE — CRACKED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR AFT REINFORCING ANGLE CRACKED NEAR UPPER LOCK PIN. C-CHECK RO 1/5/2021. REPAIRED PAX DOOR AFT SUPPORT ANGLE, IAW REO 670-52-11-1197 REV- DATED 2020-12-02 STEPS 1-5.

Part: STIFFENER — CRACKED (POWER ASSIST) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR POWER ASSIST MOTOR MOUNTING STIFFENER IS CRACKED AT LOWER RADIUS. C-CHECK RO 1/5/2021. REMOVED CRACKED PAX DOOR POWER ASSIST MOTOR MOUNTING STIFFENER, REF CRJ700 SRM 51-42-06-001-001-A01 AND INSTALLED REPLACEMENT STIFFENER, REF CRJ700 SRM 51-42-06-001-001-A01. RESTORED FINISH, REF CRJ700 SRM 51-25-16-001-001-A01 AND APPLIED CORROSION INHIBITING COMPOUND REF CRJ700 SRM 51-21-11-001-001-A01.

Part: CUP — CORRODED (DOOR HAND RAIL) · airframe 42,111 hrs · 31,503 cycles

PASSINGER DOOR SURROUND STRUCTURE AFT CLOSING FITTING (HANDRAIL CUP) CORRODED. C-CHECK RO 1/5/2021. PASSENGER DOOR SURROUND STRUCTURE AFT CLOSING FITTING (HANDRAIL CUP) CORROSION FOUND BEYOND SERVICABLE LIMITS, REF SRM 700 SRM 53-21-23-101-001-A01. REPLACED REF CRJ700 SRM 51-42-06-001-001-A01 AND DWG SH670-31810 REV AE. SEE CONTINUATION CARD FOR ADDITIONAL DETAILS. COMPLIED WITH 51-900-1002-SKY.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 683.45-FS 701.45. C-CHECK RO 1/5/2021. REMOVED AND REPLACED WITH NEW LBL 9 SEAT TRACK AT FS 683.45-FS 701.45, IAW CRJ 700 AMM TASK 53-00-49-000-801-A15 & AMM TASK 53-00-49-400-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 9 SEAT TRACK FS 701.45-FS 836.55. C-CHECK RO 1/5/2021. DAMAGE ON SEAT TRACK FOUND TO BE OUT OF LIMITS, REF CRJ700 SRM 53-41-49-001-001-A01. REMOVED AND INSTALLED NEW SEAT TRACK FROM FS 701-836, REF CRJ700 AMM 53-00-49-400-801-A01, CRJ700 AMM 53-00-49-000-801-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 701.45-FS 836.55. C-CHECK RO 1/5/2021. REMOVED AND REPLACED LBL 9 SEAT TRACK FS 701.45-FS 836.55, REF AMM CRJ700 53-00-49-000-801-A15, REMOVAL, AMM CRJ700 53-00-49-400-801-A15, INSTALLATION.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 9 SEAT TRACK FS 683.45-FS 701.45. C-CHECK RO 1/5/2021. REMOVED DAMAGED SEAT TRACK SECTION AT RBL 9 FROM FS 683 TO FS 701 AND INSTALLED NEW ONE, PER REF CRJ 700 AMM 53-00-49-000-801 CONFIG A01 AND REF CRJ 700 AMM 53-00-49-400-801 CONF A01. SEE CONTINUATION SHEET FOR MORE DETAILS.

Part: CLEAT — CORRODED · airframe 42,111 hrs · 31,503 cycles

STR 21R AVIONICS SUPPORT CLEAT PN: SH670-32605-1 AT FS 295.00 CORRODED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 21R AVIONICS SUPPORT CLEAT PN: SH670-32605-1 AT FS 295.00, REF CRJ 700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01.

Part: BEARING — EXCESS PLAY (RUDDER HINGE) · airframe 42,111 hrs · 31,503 cycles

RUDDER CENTER HINGE, LOWER FITTING SHPERICAL BEARING HAS EXCESSIVE PLAY. C-CHECK RO 1/5/2021. UPON FURTHER EVALUATION RUDDER HINGE LOWER FITTING WAS FOUND TO BE OUT OF LIMITS DUE TO DAMAGE FOUND IN FITTING BEARING RACE. REMOVED, DRILLED AND LOCATED NEW HINGE FITTING AND INSTALLED, REF CRJ 700 SRM 51-42-21-001-001-A01, BOMBARDIER DWG AV670-21081 REV C AND BOMBARDIER DWG AV670-21200 REV G. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY STRUCTURAL MAJOR REPAIR (RII).

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 836-FS 850.45. C-CHECK RO 1/5/2021. REPLACED WITH NEW LBL 9 FS 836-FS 850.45, REF CRJ700 AMM 53-00-49-400-801-A01.

Part: BEARING — EXCESS PLAY (RUDDER HINGE) · airframe 42,111 hrs · 31,503 cycles

RUDDER CENTER HINGE, UPPER FITTING SPHERICAL BEARING HAS PLAY. C-CHECK RO 1/5/2021. UPON FURTHER EVALUATION RUDDER HINGE UPPER FITTING WAS FOUND TO BE OUT OF LIMITS DUE TO DAMAGE FOUND IN FITTING BEARING RACE. REMOVED, DRILLED AND LOCATED NEW HINGE FITTING AND INSTALLED. REF CRJ 700 SRM 51-42-21-001-001-A01, BOMBARDIER DWG AV670-21081 REV C AND DWG. AV670-21200 REV G. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY STRUCTURAL MAJOR REPAIR (RII).

Part: SUPPORT FITTING — CORRODED (E/E BAY) · airframe 42,111 hrs · 31,503 cycles

STR 21R AVIONICS SUPPORT CLEAT PN: SH670-32605-1 AT FS 319.70 CORRODED. C-CHECK RO 1/5/2021. REMOVED, LOCATED, DRILLED, AND INSTALLED NEW STR 21R SUPPORT CLEAT AT FS 319.70, REF CRJ-700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 PN SH670-32605-1.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 9 SEAT TRACK FS 581-FS 836.55. C-CHECK RO 1/5/2021. ENTERED IN ERROR. CARD SHOULD HAVE STATED CORROSION ON RBL 9 SEAT TRACK FS 701.45-FS 836.55. FIXED ON JOB 71002094 OP 280 CAMP 21835964.

Part: BRACKET — CORRODED · airframe 42,111 hrs · 31,503 cycles

STR 22R SINGLE CONNECTOR BRACKET PN: SH670-50807-1 BETWEEN FS 319.70 AND FS 333.00 CORRODED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 22R SINGLE CONNECTOR BRACKET PN: SH670-50807-1 BETWEEN FS 319.70 AND FS 333.00, REF CRJ 700 SRM 51-42-06-001-001-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 581-FS 836.55. C-CHECK RO 1/5/2021. ENTERED IN ERROR. CARD SHOULD HAVE STATED CORROSION ON LBL 9 SEAT TRACK FS 701.45-FS 836.55. FIXED ON JOB 71002094 OP 281 CAMP 21835965.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 9 SEAT TRACK FS 836-FS 850.45. C-CHECK RO 1/5/2021. REMOVED DAMAGED SEAT TRACK SECTION AT RBL 9 FROM FS 833 TO FS 851 AND INSTALLED NEW ONE, PER REF CRJ 700 AMM 53-00-49-000-801 CONFIG A01 AND REF CRJ 700 AMM 53-00-49-400-801 CONFIG A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 374-FS 381.45. C-CHECK RO 1/5/2021. REMOVED AND REPLACED SEAT TRACK AT LBL 9 AT FS 374-FS 381.45, REF CRJ-700 SRM, 53-00-49-000-801-A15 AND CRJ-700 SRM, 53-00-49-400-801-A15. SEE CONTINUATION SHEET FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 456-FS 573. C-CHECK RO 1/5/2021. INSTALLED NEW RT SIDE SEAT RAIL FS 456-FS 573, REF CRJ700 AMM 51-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 861-FS 919. C-CHECK RO 1/5/2021. REMOVED AND REPLACED NEW RT SIDE SEAT RAIL FS 861-FS 919, REF CRJ700 AMM 53-00-49-000-801-A15 AND REF CRJ700 AMM 53-00-49-400-801-A15. TOOL NR TUC8221 CAL DUE 30-NOV-21. SEE CONTINUATION CARD FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 27 SEAT TRACK FS 364-FS 485. C-CHECK RO 1/5/2021. INSTALLED NEW SEAT TRACK AT LBL 27 FROM FS 364.00 TO FS 485.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 661-FS 675. C-CHECK RO 1/5/2021. REMOVED AND REPLACED LT SIDE SEAT TRACK RAIL FROM FS 661 TO FS 675, PER CRJ700 AMM 53-00-49-000-801-A01 AND AMM 53-00-49-000-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 675-FS 713. C-CHECK RO 1/5/2021. INSTALLED NEW RIGHTHAND SIDE SEAT RAIL BETWEEN FS 675.00 TO FS 713.00, IAW CRJ 700 AMM 53-00-49-400-801-A01 (CONFIG A01) S/N 6CM100373 DUE DATE: 31MAY21.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 675-FS 713. C-CHECK RO 1/5/2021. INSTALLED NEW LT SIDE SEAT TRACK FROM FS 675.00 TO FS 713.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 713-FS 763. C-CHECK RO 1/5/2021. REMOVED AND REPLACED NEW SIDE SEAT RAIL FS 713-FS 763, REF CRJ-700 AMM, 53-00-49-000-801-A15 AND REF CRJ 700 AMM 53-00-49-400-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 9 SEAT TRACK FS 381.45-FS 485. C-CHECK RO 1/5/2021. REMOVED AND REPLACED SEAT TRACK ON LBL 9 FROM FS 381.45 TO FS 485, REF CRJ-700 SRM, 53-00-49-000-801-A15 AND CRJ-700 SRM, 53-00-49-400-801-A15. SEE CONTINUATION SHEET FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 27 SEAT TRACK FS 909-FS 977. C-CHECK RO 1/5/2021. REMOVED AND REPLACED SEAT TRACK AT RBL 27 FS 909-FS 977, REF CRJ-700 SRM, 53-00-49-000-801-A15 AND CRJ-700 SRM, 53-00-49-400-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 379-FS 456. C-CHECK RO 1/5/2021. REMOVED AND REPLACED LT SIDE SEAT RAIL FS 379 TO FS 456, PER CRJ700 AMM 53-00-49-000-801-A01 AND AMM 53-00-49-400-801-A01. TOOL USED TUC5825 DUE DATE 31-MAY-21.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 961-FS 985. C-CHECK RO 1/5/2021. INSTALLED NEW LT SIDE SEAT TRACK FROM FS 961.00 TO 985.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LBL 27 SEAT TRACK FS 485-FS 517. C-CHECK RO 1/5/2021. INSTALLED NEW SEAT TRACK AT LBL 27 FROM FS485.00 TO FS 517.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 919-FS 961. C-CHECK RO 1/5/2021. REMOVED CORROSION ON RT SEAT TRACK LOCATED ON FS 919- FS 961, REF CRJ-700 SRM 53-51-49-001-001-A01. REPLACED SEAT TRACK AND INSTALLED NEW PART, REF CRJ-700 AMM 53-00-49-400-801-A15, USED CALIBRATED TOOL TUC7825 CAL DUE DATE: 31-JAN-21.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 784-FS 840. C-CHECK RO 1/5/2021. RT SIDE SEAT RAIL FROM FS 784-FS 840 FOUND TO BE OUT OF LIMITS, REF CRJ700 SRM 53-41-49-001-001-A04. SEE CONTINUATION CARD FOR DETAIL. REPLACED WITH NEW RT SIDE SEAT RAIL FROM FS 784-FS 840, REF CRJ700 AMM 53-00-49-000-801-A15 AND 53-00-49-400-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 661-FS 675. C-CHECK RO 1/5/2021. INSTALLED NEW RIGHT HAND SIDE SEAT RAIL BETWEEN FS 661.00 TO FS 675.00, IAW CRJ 700 AMM 53-00-49-400-801-A01 (CONFIG A01) S/N 6CM100373 DUE DATE: 31MAY21.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 713-FS 763. C-CHECK RO 1/5/2021. INSTALLED NEW LT SIDE SEAT TRACK FROM FS 713.00 TO FS 763.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 961-FS 985. C-CHECK RO 1/5/2021. RT SIDE SEAT RAIL FROM FS 961-FS 985 FOUND TO BE OUT OF LIMITS, REF CRJ700 SRM 53-31-49-001-001-A01. SEE CONTINUATION CARD FOR DETAILS. REMOVED AND REPLACED WITH NEW RT SIDE SEAT RAIL FROM FS 961-FS 985, REF CRJ700 AMM 53-00-49-000-801-A15 AND 53-00-49-400-801-A15.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 379-FS 456. C-CHECK RO 1/5/2021. INSTALLED NEW RT SIDE SEAT RAIL FS 379-FS 456, REF CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 919-FS 961. C-CHECK RO 1/5/2021. INSTALLED NEW LT SIDE SEAT TRACK BETWEEN FS 919.00 AND FS 961.00, IAW CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 573-FS 661. C-CHECK RO 1/5/2021. INSTALLED NEW SIDE SEAT RAIL FS 573-FS 661, REF CRJ700 AMM 53-00-49-400-801-A01. SEE CONTINUATION SHEET FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 861-FS 919. C-CHECK RO 1/5/2021. INSTALLED NEW SIDE SEAT RAIL LT FS 861-FS 919, REF CRJ700 AMM 53-00-49-400-801-A01. SEE CONTINUATION CARD FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RBL 9 SEAT TRACK FS 850.45-FS 977. C-CHECK RO 1/5/2021. REMOVED DAMAGED SEAT TRACK SECTION AT RBL 9 FROM FS 850 TO FS 977 AND INSTALLED NEW ONE, PER REF CRJ 700 AMM 53-00-49-000-801 CONFIG A01 AND REF CRJ 700 AMM 53-00-49-400-801 CONFIG A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 840-FS 861. C-CHECK RO 1/5/2021. INSTALLED NEW SIDE SEAT RAIL LT FS 840-FS 861, REF CRJ700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 784-FS 840. C-CHECK RO 1/5/2021. NEW SEAT RAIL P/N SH670-36260-3 INSTALLED, PER AMM 53-00-49-400-801. SCREWS TORQUED, PER AMM 20-21-00-910-801. CALIBRATED TOOL USED: TUC6037, S/N 6EM100659. CALIBRATION DUE 1/31/2021. SEE CONTINUATION CARD FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 573-FS 661. C-CHECK RO 1/5/2021. INSTALLED NEW RIGHT HAND SIDE SEAT RAIL BETWEEN FS 573.00 TO FS 661.00, IAW CRJ 700 AMM 53-00-49-400-801-A01 (CONFIG A01) S/N 6CM100373 DUE DATE: 31MAY21.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON RT SIDE SEAT RAIL FS 840-FS 861. C-CHECK RO 1/5/2021. REMOVED DAMAGED SIDE SEAT RAIL SECTION AT RT FROM FS 840 TO FS 861 AND INSTALLED NEW ONE, PER REF CRJ 700 AMM 53-00-49-000-801 CONFIG A01 AND REF CRJ 700 AMM 53-00-49-400-801 CONFIG A01. SEE CONTINUATION SHEET FOR MORE DETAILS.

Part: SEAT TRACK — CORRODED · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT SIDE SEAT RAIL FS 456-FS 573. C-CHECK RO 1/5/2021. REMOVED AND REPLACED NEW LT SIDE SEAT RAIL FS 456-FS 573, REF CRJ700 AMM 53-00-49-000-801-A15 AND CRJ700 AMM 53-00-49-400-801-A15. TOOL TUC8221 CAL DUE DATED 30-NOV-21.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

POSSIBLE LIGHT SURFACE CORROSION AT SEVERAL SPOTS ALONG ENTIRE LENGTH OF LT CENTER SEAT TRACK FROM FS 477.40 TO FS 693. C-CHECK RO 1/5/2021. REMOVED AND REPLACED SEAT TRACKS 2 EA FROM FS 477.40 TO FS 693 LBL 9, PER CRJ700 AMM 53-00-49-000-801-A01 AND AMM 53-00-49-400-801-A15. TOOL USED TUC5825 DUE DATE 31-MAY-21.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

POSSIBLE LIGHT SURFACE CORROSION AT SEVERAL SPOTS ALONG ENTIRE LENGTH OF LT OUTBOARD SEAT TRACK FROM FS 923 TO FS 989. C-CHECK RO 1/5/2021. REMOVED AND REPLACED NEW SEAT TRACK AT LT OUTBOARD FROM FS 923 TO FS 989, REF CRJ700 AMM 53-00-49-000-801-A15 AND CRJ700 AMM 53-00-49-400-801-A15. TOOL TUC8221 CAL DUE DATED 30-NOV-21.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CABIN SEAT TRACK CORRODED AT FS 453.00 TO FS 581.00 RBL 9.0. C-CHECK RO 1/5/2021. REMOVED AND REPLACED CABIN SEAT STRACK AT FS 453.00 TO FS 581.00 RBL 9.0, IAW CRJ 700 AMM 53-00-49-400-801 (CONFIG A15) TOOL ID: TUC 4606 DUE DATE: 31JAN 21.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CABIN SEAT TRACK CORRODED AT FS 581.00 TO FS 684.00 RBL 9.0. C-CHECK RO 1/5/2021. REMOVED DAMAGED FLOOR SEAT TRACK AT FS 581.00 TO FS 684.00 RBL 9, REF CRJ-700 AMM 53-00-49-000-801-A15. INSTALLED NEW FLOOR SEAT TRACK AT FS 581.00 TO FS 684.00 RBL 9, REF CRJ-700 AMM 53-00-49-400-801-A15. USED CALIBRATED TORQUE TOOL TUC5825 CAL DUE DATE: 31-MAY-21.

Part: TIE DOWN — CORRODED (FWD CARGO) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO TIE DOWN BRACKET ON LBL 3.4 (FS 557) HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED CORROSION ON FWD CARGO TIE DOWN BRACKET ON LBL 3.4 (FS 557), REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO 670-53-32-067 REV-, DATED 2020-11-08.

Part: TIE DOWN — CORRODED (FWD CARGO) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO TIE DOWN BRACKET ON LBL 2.6 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED CORROSION ON FWD CARGO TIE DOWN BRACKET ON LBL 2.6, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO 670-53-32-067 REV--, DATED 2020-11-08.

Part: TIE DOWN — CORRODED (FWD CARGO) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO TIE DOWN BRACKET ON LBL 2.6 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED CORROSION ON FWD CARGO TIE DOWN BRACKET ON LBL 2.6, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO 670-53-32-067 REV-, DATED 2020-11-08.

Part: MOUNT — GOUGED (RT WING) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP, OUTBD FLAP MOUNT IS GOUGED ON AFT SIDE WING AT WS 264.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO RT WING OUTBOARD FLAP, OUTBOARD AFT MOUNT AT WS 264.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO 670-57-21-901 REV- DATED: 2020-11-12. SEE CONTINUATION CARD FOR DETAILS. C/W 51-900-1002-SKY.

Part: MOUNT — GOUGED (RT WING) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP, MID MOUNT IS GOUGED ON AFT SIDE AT WS 220.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO RT WING OUTBOARD FLAP BOX, MID MOUNT AT WS 220.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO 670-57-21-901 REV- DATED: 2020-11-12. SEE CONTINUATION CARD FOR DETAILS. C/W 51-900-1002-SKY

Part: MOUNT — GOUGED (LT WING) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, MID FLAP MOUNT IS GOUGED ON AFT SIDE WING MOUNT AT WS 220.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO LT WING OUTBOARD FLAP, MID MOUNT AT WS 220.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO 670-57-21-902-REV- DATED: 2020-11-15. SEE CONTINUATION CARD FOR DETAILS. C/W 51-900-1002-SKY.

Part: MOUNT — GOUGED (RT WING) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING INBOARD FLAP BOX, AFT MOUNT IS GOUGED ON AFT SIDE AT WS 178.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO RT WING INBOARD FLAP BOX, AFT MOUNT AT WS 178.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO 670-57-21-901 REV- DATED: 2020-11-12, WITHIN LIMITS. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY.

Part: TIE DOWN — CORRODED (FWD CARGO) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO TIE DOWN BRACKET ON LBL 24 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED CORROSION ON FWD CARGO TIE DOWN BRACKET ON LBL 24, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO 670-53-32-067 REV-, DATED 2020-11-08.

Part: MOUNT — GOUGED (LT WING) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, INBOARD FLAP MOUNT IS GOUGED ON AFT SIDE WING MOUNT AT WS 178.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO LT WING OUTBOARD FLAP, INBOARD MOUNT AT WS 178.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO REO 670-57-21-902-REV- DATED: 2020-11-15. SEE CONTINUATION CARD FOR DETAILS. C/W 51-900-1002-SKY.

Part: BRACKET — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO TIE DOWN BRACKET BETWEEN STGR 25RT AND STGR 24RT HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED OLD TIE-DOWN BRACKET BETWEEN STR 23R AND STR 24R, IAW CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. ORDERED AND RECEIVED NEW REPLACEMENT P/N: SH670- 33852-1. INSTALLLED NEW TIE- DOWN BRACKET P/N: SH670-33852-1 BETWEEN STR-23R AND STR-24R, REF CRJ-700 SRM 51-42-21-001-001-A01 AND SRM 51-42-06-001-001-A01. SEE CONTINUATION CARD FOR DETAILS. CW 51-900-1002-SKY.

Part: MOUNT — GOUGED (LT WING) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, OUTBOARD FLAP MOUNT IS GOUGED ON AFT SIDE WING AT WS 264.00 AFT MOUNT, FLAGGED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO LT WING OUTBOARD FLAP, OUTBOARD MOUNT AT WS 264.00, REF CRJ-700 SRM 51-12-00-001-001-A01. RECEIVED AND COMPLIED WITH REO 670-57-21-902-REV- DATED: 2020-11-15. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

RIGHT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 813 TO FS 830 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED 3 EA HI-LITES ON RT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 813-FS 830 TO FOM, REF CRJ700 SRM 51-42-21-001-001-A01. INSTALLED 3 EA FASTENERS ON RT SIDE FLOOR ANGLE BETWEEN FS 813 TO FS 830, REF CRJ700 SRM 51-42-21-001-001-A01 AND MHIRJ REO 670-53-41-492 REV DATE 2020-11-07. RESTORED FINISH ON REWORKED AREA, WITHIN LIMITS, REF CRJ700 SRM 51-21-16-001-001-A01 AND MHIRJ REO 670-53-41-492 REV DATE 2020-11-07. COMPLIED WITH 51-900-1002-SKY. COMPLETED FORM M-337. PERFORMED LEAK CHECK, NO LEAKS NOTED. SEE CONTINUATION CARD FOR DETAILS.

Part: MOUNT — OUT OF TOLERANCE (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

REPLACE MOUNT FITTING SH 670-32149-3 AT RBL 27 FS 285 EVALUATED OUT OF LIMITS ON JOB:71002094 OP:77 MX#21733836. C-CHECK RO 1/5/2021. REMOVED AND REPLACED THE NEW FITTING AT RBL 27 FS 285, PER BOMBARDIER DWG SH670-32120 REV -D AND CRJ700 SRM 51-42-21-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FS 333.00 CIRCUMFERENTIAL JOINT BETWEEN STRINGERS 20L/21L AND 21L/22L HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED CORROSION AT CIRCUMFERENTIAL JOINT FS 333.00 BETWEEN STRINGER 20L/21L AND STRINGER 21L/22L, REF CRJ 700 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL THICKNESS OF FS 333.00 BUTTSTRAP BETWEEN STR 20L AND STR 21L IS .095 AND BETWEEN STR 21L AND STR 22L IS .063, REF DWG SH670-32435 REV A. MINIMUM REMAINING MATERIAL THICKNESS BETWEEN STR 20L AND STR 21L IS .082 AND BETWEEN STR 21L AND STR 22L IS .061. FS 333.00 BUTTSTRAP IS FOUND TO BE OUT OF LIMITS DUE TO DAMAGE NOT BEING LESS THEN 20X OF FASTENERS AND EDGE OF SKIN AS WELL AS BEING MORE THAN 10% OF ORIGINAL MATERIAL THICKNESS LOST BETWEEN STR 20L AND STR 21L, REF CRJ 700 SRM 53-00-00-101-001-A01. RECEIVED AND COMPLIED WITH REO 670-53-21-1868 REV. DATED 2020-11-16. DAMAGE FOUND TO BE WITHIN LIMITS. NO LEAKS NOTED.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

LEFT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 761 TO FS 785 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED 2 EA HI-LITES ON LT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 761 TO FS 785 TO FOM, REF CRJ700 SRM 51-42-21-001-001-A01. INSTALLED 2 EA FASTENERS ON LT SIDE FLOOR ANGLE BETWEEN FS 761.00 TO FS 785.00, REF CRJ700 SRM 51-42-21-001-001-A01. RESTORED FINISH ON REWORKED AREA, WITHIN LIMITS, REF CRJ700 SRM 51-21-16-001-001-A01 AND MHIRJ REO 670-53-41-492 REV- DATE 2020-11-07. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (RII).

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

LEFT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 797 TO FS 813 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON LT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 797 TO FS 813, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF MHIRJ REO 670-53-41-492 REV- DATE 2020-11-07. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: BUTT JOINT — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FS 280.00 BUTTSTRAP CORRODED FROM STR 19L TO STR 19R. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM FS 280.00 BUTTSTRAP BETWEEN STR 19L TO STR 19R, REF CRJ 700 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL THICKNESS OF FS 280.00 BUTTSTRAP FROM STR 19L TO STR 19R IS .080, REF DWG SH670-32524 REV A. MIN REMAINING MATERIAL THICKNESS AFTER BLEND IS .043. MAX ALLOWABLE MATERIAL LOSS IS .008, ACTUAL MATERIAL LOSS IS .037. BUTTSTRAP IS FOUND TO BE OUT OF LIMITS, REF CRJ 700 SRM 53-00-00-101-001-A01. OMPLIED WITH REO 670-53-21-1856 REV- DATED 2020-11-05. NO LEAKS NOTED.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

RIGHT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 761 TO FS 785 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON RT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 761 TO FS 785, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE WITHIN LIMITS, REF. MHIRJ REO 670-53-41-492 REV -- DATE 2020-11-07, CRJ700 SRM'S 51-42-21-001-001-A01 AND SRM 51-21-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: ANGLE — CRACKED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

ANGLE FOUND CRACKED AT FS 280, RT LOWER WEB AREA BL 26.00. C-CHECK RO 1/5/2021. REMOVED AND REPLACED ANGLE AT FS 280.00 RT LOWER WEB BL 26.00, IN REF DWG CC670-34010, REV K AND CRJ700 SRM 51-42-06-001-001-A01. ST 51-900-1002-SKY COMPLETE. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

RIGHT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 797 TO FS 813 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON RT SIDE FLOOR ANGLE BETWEEN APPROXIMATELY FS 797 TO FS 813, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF MHIRJ REO 670-53-41-492 REV- DATE 2020-11-07. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: ANGLE — CRACKED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

ANGLE FOUND CRACKED AT FS 280.00, LT LOWER WEB AREA BL 26.00. C-CHECK RO 1/5/2021. REMOVED AND REPLACED ANGLE AT FS 280.00 LT LOWER WEB, BL 26.00, IN REF DWG CC670-34010 REV K AND CRJ700 SRM 51-42-06-001-001-A01. ST 51-900-1002-SKY COMPLETE. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: ANGLE — CRACKED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

FS 280.00 LT AND RT CORROSION CAP ANGLES FOUND CRACKED. C-CHECK RO 1/5/2021. ORDERED AND RECEIVED NEW SERVICEABLE LT CAP ANGLE P/N CC670-34096-1S AND RT CAP ANGLE P/N CC670-34096-2S. DRILLED AND LOCATED, IN REF CRJ700 SRM 51-40-11-001-001-A01. CAP ANGLES REMOVED/INSTALLED ON JOB 71002094, OP 45 MX TRANS NR 21730948 AND JOB 71002094, OP 46 MX TRANS NR 21730954.

Part: SUPPORT — CRACKED (LT WING) · airframe 42,111 hrs · 31,503 cycles

LEFT WING, SUSPECT CRACK IN THE SUPPORT ELEMENT ON THE AFT END OF SLAT TRACK CANNISTER 1-3, FLAGGED AND MARKED. C-CHECK RO 1/5/2021. REPAIRED LEFT WING SLAT TRACK CANNISTER 1-3, REF REO 670-57-42-577 REV- DATED 2016-12-02 ALL STEPS COMPLETED. LEAK CHECK GOOD. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUE CARD.

Part: SUPPORT — CRACKED (RT WING) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING, SUSPECT CRACK IN THE SUPPORT ELEMENT ON THE AFT END OF SLAT TRACK CANNISTER 1-3, FLAGGED AND MARKED. C-CHECK RO 1/5/2021. REPAIRED LEFT WING SLAT TRACK CANNISTER 1-3, REF REO 670-57-42-577 REV- DATED 2016-12-02 ALL STEPS COMPLETED LEAK CHECK GOOD. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUE CARD.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY STR 24R CORRODED BETWEEN FS 295.00 AND FS 310.00. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 24R FROM FS 280 TO FS 333, REF CRJ-700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY STR 23R CORRODED BETWEEN FS 310.00 AND FS 319.70. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 23R FROM FS 280 TO FS 333, REF CRJ-700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRINGER CLIP — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STR 19L CLEAT COMMON TO FS 295.00 FRAME CORRODED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 19L CLEAT COMMON TO FS 295.00, REF DWG SH670-31550 REV G AND CRJ 700 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY FS 295.00 FRAME SECTION FROM STR 18L TO STR 20L CORRODED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED FS 295.00 FRAME SECTION FROM STR 18L TO STR 20L, REF DWG SH670-31550 REV G, CRJ 700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: BUTT JOINT — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY FS 333.00 BUTTSTRAP CORRODED BETWEEN STR 26L AND STR 26R. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM FS 333.00 BUTTSTRAP BETWEEN STR 26L AND STR 26R, REF CRJ 700 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL THICKNESS OF FS 333.00 BUTTSTRAP BETWEEN STR 26L AND STR 26R IS .063, REF DRWG SH670-32434 REV NC. MINIMUM REMAINING MATERIAL THICKNESS IS .062. FS 333.00 BUTTSTRAP IS FOUND TO BE OUT OF LIMITS DUE TO DAMAGE NOT BEING LESS THEN 20X OF FASTENERS AND EDGE OF SKIN, REF CRJ 700 SRM 53-00-00-101-001-A01. RECEIVED AND COMPLIED WITH REO 670-53-21-1868 REV- DATED 2020-11-16. DAMAGE FOUND TO BE WITHIN LIMITS. NO LEAKS NOTED.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CENTER SEAT RAIL LT SIDE ON OUTBOARD SIDE SHOWS POSSIBLE CORROSION AT APPROXIMATELY FS 693. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM CENTER SEAT RAIL LT SIDE, OUTBOARD SIDE AT APPROXIMATELY FS 693. FOUND TO BE OUT OF LIMITS. COMPLIED WITH REPAIR, REF MHIRJ REO 670-53-41-493 REV- DATED: 11-25-2020. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

INBOARD OF RT CENTER SEAT TRACK ON FLOOR STRUCTURE AT FS 581R HAS SURFACE CORROSION, MARKED. C-CHECK RO 1/5/2021. REPAIRED FLOOR BEAM, FLOOR SUPPORT AT FS 581.00 AT RBL 9, REF CRJ-700 SRM 53-00-41-201-001-A01, CRJ 700 SRM 51-40-11-001-001-A01, CRJ-700 SRM 51-42-21-001-001-A01 AND CRJ-700 SRM 51-26-16-001-001-A01. COMPLIED WITH 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (RII). SEE CONTINUATION FOR DETAILS.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY FS 310.00 LOWER FRAME CORRODED BETWEEN STR 26R AND STR 25R. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW FRAME FS 310 FROM STR 23L TO STR 25R, REF CRJ-700 SRM 53-00-06-201-006-A01 AND SRM 51-42-21-001-001-A01. PERFORMED PRESSURIZATION LEAK CHECK OF REPAIR AREA, REF CRJ-700 AMM 21-31-00-910-801-A01. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUATION FOR DETAILS.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

INBOARD OF RT CENTER SEAT TRACK ON FLOOR STRUCTURE BETWEEN FS 533R AND FS 549R HAS SURFACE CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION OF FLOORBEAM RBL 9 FS 541, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. REPAIRED FLOOR BEAM AT RBL 9 FS 533 TO FS 549, REF CRJ700 SRM 53-00-41-201-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY STR 22R SPLICE AT FS 333.00 CORRODED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STRINGER SPLICE 22R AT FS 333, REF CRJ-700 SRM 51-42-06-001-001-A01 AND DWGSH670-32420 REV E. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CENTER SEAT RAIL LT SIDE ON OUTBOARD SIDE SHOWS POSSIBLE CORROSION AT APPROXIMATELY FS 693. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM CENTER SEAT RAIL LT SIDE, OUTBOARD SIDE AT APPROXIMATELY FS 693. FOUND TO BE OUT OF LIMITS. COMPLIED WITH REPAIR, REF MHIRJ REO 670-53-41-493 REV- DATED: 11-25-2020. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER SPLICE ON STGR 21L AT FS 333.00 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STRINGER 21L SPLICE AT FS 333, REF CRJ700 SRM 51-42-06-001-001-A01 AND BOMBARDIER DWG SH670-32420 REV E. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY STR 22R CORRODED BETWEEN FS 280.00 AND FS 333.00. C-CHECK RO 1/5/2021. REMOVED AND REPLACED 22R BETWEEN FS 280.00 TO FS 333.00, REF CRJ 700 SRM 53-21-03-101-002-A01, EO SH670-31630 SNIEO S05, CRJ-700 SRM 51-42-06-001-001-A01, CRJ-700 SRM 51-42-21-001-001-A01, DWG SH670-31630 REV K, CRJ 700 SRM 51-23-00-001-001-A01, SRM 51-25-16-001-001-A01 AND SRM 51-21-11-001-001-A01. PERFORMED PRESSURIZATION LEAK CHECK OF REPAIR AREA, REF CRJ-700 AMM 21-31-00-910-801-A01, NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUATION FOR DETAILS.

Part: SKIN — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY INNER FUSELAGE SKIN AT FS 361.00 BETWEEN STR 25R AND STR 24R CORRODED. C-CHECK RO 1/5/2021. MAIN AVIONICS BAY INNER FUSELAGE SKIN AT FS 361.00 BETWEEN STR 25R AND STR 24R FOUND TO BE WITHIN LIMITS, REF REO 670-53-21-1882 REV- DATED 2020-11-22 CW 51-900-1002-SKY.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY FS 349.00 LOWER FRAME CORRODED BETWEEN STR 26L AND STR 25R. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW FS 349.00 FRAME FROM STR 23L TO STR 24R, REF DRWG SH670-31350 REV A, CRJ 700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

BOTH SIDES OF RT CENTER SEAT TRACK ON FLOOR STRUCTURE AT FS 549R HAS SURFACE CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON FLOORBEAM RBL 9 FS 549, REF CRJ700 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS. REPAIRED FLOOR BEAM AT RBL 9 FS 549, REF CRJ700 SRM 53-00-41-201-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

INBOARD OF LT CENTER SEAT TRACK ON FLOOR STRUCTURE AT FS 485L HAS SURFACE CORROSION, MARKED. C-CHECK RO 1/5/2021. REPAIRED CORROSION ON LT CENTER FLOOR SEAT TRACK SUPPORT STRUCTURE AT FS 485L LBL 9.00, REF REO 670-53-31-569 REV DATE 2020-11-08. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER SPLICE ON STGR 27 AT FRAME STATION FS 333.00 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STRINGER SPLICE STR 27 AT FS 333, REF CRJ700 SRM 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY STR 26R CORRODED BETWEEN FS 333.00 AND FS 364.00. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 26R BETWEEN FS 333 AND FS 364, REF CRJ-700 SRM 51-42-06-001-001-A01 AND DWG SH670-31350 REV A. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY FS 379.00 FRAME BETWEEN STR 20R AND STR 21R CORRODED FS 379.00 FRAME BETWEEN STGR 20R AND 21R IS EXFOLIATED. 100% MATERIAL LOSS. FOUND OUT OF LIMITS, REF CRJ700 SRM 53-21-23-101-003-A01. REMOVED AND INSTALLED NEW FS 379.00 FRAME FROM STGR 25R TO STGR 20R, REF CRJ700 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND DWG NR SH670-32280 REV H. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: SKIN — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

MAIN AVIONICS BAY INNER FUSELAGE SKIN AT FS 361.00 BETWEEN STR 27 AND STR 26R CORRODED. C-CHECK RO 1/5/2021. BLENDED MAIN AVIONICS BAY INNER FUSELAGE SKIN AT FS 361.00 BETWEEN STR 27 AND STR 26R, FOUND TO BE WITHIN LIMITS, REF REO 670-53-21-1882 REV DATED 2020-11-22 CW 51-900-1002-SKY.

Part: FLOOR SUPPORT — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

LEFT SIDE FLOOR SILL, BETWEEN FS 985 AND FS 969 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM LT FLOOR SILL BETWEEN FS 969.00 AND FS 985.00, REF CRJ 700 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL THICKNESS IS 0.050?, REF CRJ700 SRM 53-51-45-001-001-A01. REMAINING MATERIAL THICKNESS, PER NDT IS 0.029?. MATERIAL LOSS IS 0.021?. ALLOWED MATERIAL TO BE REMOVED IS 0.020?, REF REO 670-53-00-390 REV DATED 22-JAN-2014. MATERIAL IS OUT OF LIMITS. REMOVED AND INSTALLED NEW FLOORSILL WITH REPLACEMENT FASTENERS, REF CRJ700 SRM 51-42-06-001-001-A01 AND DRW SH670-32170 REV E. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 25LT HAS CORROSION BETWEEN FS 893 TO FS 909, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM STGR 25LH BETWEEN FS 893 TO FS 909, REF CRJ 700 SRM 51-21-06-001-001-A01. COMPLIED WITH REO 670-53-51-184 REV- DATED 2020-11-25 BY FABRICATING AND INSTALLING SHIM AND REINFORCEMENT ANGLE. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: LINTEL — CRACKED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

LINTEL AT STGR 3LH AT THE FS 280 JOINT IS CRACKED THROUGH THE FIRST THREE FASTENER HOLES COMMON TO THE SKIN. C-CHECK RO 1/5/2021. REPAIRED THE STR 3L LINTEL CRACK, REF SB 670BA-53-040 AND REO 670-53-21-493 REV D DATED 2015-07-10. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH 51-900-1002-SKY. COMPLETED FROM M-337, NO LEAKS NOTED. SERVICE BULLETIN 670BA-53-040, REVISION C, FUSELAGE-CENTER FUSELAGE, PRIMARY STRUCTURE FS 280.00 TO FS 295.00 INSPECTION OF LINTEL STRINGER 3 OF THE MAIN PASSENGER DOOR, PART A, INCOROPORATED. SERVICE BULLETIN 670BA-53-040, REVISION C, FUSELAGE-CENTER FUSELAGE, PRIMARY STRUCTURE FS 280.00 TO FS 295.00-INSPECTION AND REINFORCEMENT OF LINTEL STRINGER 3 OF THE MAIN PASSENGER DOOR, PART B, INCOROPORATED.

Part: FRAME — GOUGED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

FS 349 FRAME IS GOUGED IN THE PASSENGER DOORWAY AREA ON THE FORWARD INBOARD FLANGE, MARKED. C-CHECK RO 1/5/2021. REPAIRED FS 349 FRAME GOUGE IN THE PASSENGER DOORWAY AREA, ON THE FORWARD INBOARD FLANGE BETWEEN STR 10L AND 11L, REF REO 670-53-21-1852 REV-- DATED 2020-11-01, CRJ700 SRM 51-12-00-001-001-A01 AND CRJ700 SRM 53-00-00-001-001-A01. SEE CONTINUATION FOR DETAILS.

Part: STRINGER — GOUGED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STGR 26RH GOUGE FOUND AT APPROXIMATELY FS 1003, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STRG 26R FROM FS 985.00 TO FS 1098.00, REF CRJ700 SRM 53-00-03-201-001-A01 AND BOMBARDIER DWG. MM670-35007 REV W. SEE CONTINUE CARD FOR MAINTENANCE PERFORMED. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

Part: FLOORBEAM — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FLOOR SUPPORT CROSSBEAM ASSEMBLY AT FS 985, BETWEEN LBL 27 AND THE FLOOR SILL HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. DAMAGE FOUND TO BE OUT OF LIMITS, PER CRJ 700 SRM 53-00-00-101-001-A01. FLOOR SUPPORT CROSSBEAM REPAIRED, REF REO 670-53-61-1759, REV: -, 2020-11-23. SKY CARD 51-900-1002 COMPLETED.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STGR26 LT HAS CORROSION BETWEEN FS 893 TO FS 909 AND FS 953 TO FS 969, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM STRINGER 26 LT, FS 893-FS 909, REF CRJ 700 SRM 51-21-06-001-001-A01. COMPLIED WITH REO 670-53-51-183 REV DATED 2020-11-20 BY FABRICATING AND INSTALLING GAP SHIMS AND REINFORCEMENT ANGLE AND REF CRJ700 SRM 51-42-21-001-001-A01. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 26LT FROM FS 1098 THROUGH FS 985 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM STRG 26L FROM FS 985.00 TO FS 1098.20. FOUND OUT OF LIMITS, DUE TO NO DAMAGE ALLOWED ON LOWER ATTACHING FLANGE, REF. CRJ700 SRM 53-61-03-101-003-A01. REMOVED AND INSTALLED NEW STRG 26L FROM FS 985.00 TO FS 1098.20, REF. MHIRJ REO 670-53-61-1779 REV -, DATED 2020-12-03, BOMBARDIER DWG MM670-35007 REV W AND CRJ700 SRM 53-00-03-201-001-A01. SEE CONTINUE CARD FOR MAINTENANCE PERFORMED. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

Part: FRAME ANGLE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CLIP FOR FRAME FS 1047 AT STGR 20LT HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED 1 EA CLIP ON FRAME 1047 AT STR 20L, REF CRJ700 SRM 51-42-06-001-001-A01 AND DRAWING MM670-36064 REV -C. M-337 AND SKYWEST TASK CARD 51-900-1002-SKY COMPLIED WITH.

Part: SKIN — CHAFED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

EXTERNAL SKIN PREVIOUS REPAIR DOUBLER IS CHAFED AND GOUGED, AFT OF FS 981.00, STGR 27, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW EXTERNAL SKIN REPAIR DOUBLER AFT OF FS 981.00, STGR 27 AND RESTORED FINISH, REF: CRJ700 SRM 51-42-21-001-001-A01, CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM TR 51-0068 (51-21-16-001-001-A01), REO 670-53-61-352 REV A DATED 02-DEC-2008. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: FLOORBEAM — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

LEFT SIDE FLOOR SUPPORT CROSSBEAM ASSEMBLY AT FS 1051, LBL 27 TO LBL 45 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON LBL 27-LBL 45 AT FS 1051, REF CRJ-700 SRM 51-21-06-001-001-A01. COMPLIED WITH MHIRJ REO 670-53-61-1753 REV- DATED: 2020-11-07. SEE CONTINUATION FOR WORK DETAILS. COMPLIED WITH SKYCARD 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 20LT FROM FS 1015 TO FS 1051 AND FS 1069 TO FS 1088 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STGR 20L FROM FS 977-1090, REF CRJ 700 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01 AND DWG MM670-35150 REV E. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH 51-900-1002-SKY. COMPLETED FORM M-337. COMPLIED WITH PRESSURE LEAK CHECK, NO LEAKS NOTED.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 23LT FROM FS 1089 TO FS 1069 AND FS 1047 TO FS 1015 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM STR 23L FROM FSTA 1015 TO FSTA 1089, REF CRJ700 SRM 51-21-06-001-001-A01. EVALUATED DAMAGE REMOVAL FROM STR 23L FROM FS 1015.00 TO FS 1089.00. ORG THICKNESS OF STR 23L 0.100", REF MHIRJ DWG MM670-35151 REV J. MATERIAL REMOVED 0.040". REMAINING MATERIAL 0.060 (SEE NDT REPORT ITEM#3). STR 23L FOUND TO BE OUT OF LIMITS (MORE THAN 10% MATERIAL LOSS), IAW CRJ700 SRM 53-61-03-101-003-A01. REMOVED AND INSTALLED NEW STRINGER 23L FROM FS 980 TO FS 1098.20 ONLY RIVETS COMMON TO SKIN, PER BOMBARDIER DWG MM670-35151 REV J AND CRJ 700 SRM 51-42-06-001-001-A01. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: FLOOR SUPPORT — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

LEFT FLOOR SILL, FS 1000 TO FS 985 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REPLACED SILL PLATE AND REPAIR, REF MHIRJ REO 670-53-61-1748 REV- DATED: 2020-11-04, AND CRJ700 SRM 51-42-06-001-001-A01. ALL STEPS OF REO COMPLIED WITH AND COMPLIED WITH TASK CARD 51-90-1002-SKY.

Part: FLOOR SUPPORT — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

RIGHT FLOOR SILL, FS 1031-FS 1051 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON RT FLOOR SILL FROM FS 1031 TO FS 1051, REF CRJ-700 SRM, 51-12-00-001-001-A01 AND CRJ-700 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS, REF CRJ-700 SRM, 53-61-43-101-001-A01. REPAIRED FLOOR SILL, REF CRJ-700 SRM, 53-00-45-201-001-A01.

Part: SHEAR PANEL — GOUGED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

THE FORWARD EDGE OF THE SHEAR PANEL, AND RADIUS OF THE ATTACHED ANGLES, AT APPROXIMATELY FS 1088.20 HAVE GOUGES BETWEEN RBL 27 AND LBL 27, MARKED. C-CHECK RO 1/5/2021. REMOVED DAMAGE TO SHEAR PANEL AND TO ATTACH ANGLES, REF CRJ-700 SRM 51-12-00-00-00-A01. NO ALLOWABLE DAMAGE PERMITTED FROM FS 977.00 TO FS 1098.20, REF CRJ-700 53-61-43-101-001-A01. RECEIVED AND COMPLIED WITH MHIRJ REO 670-53-61-1763 REV- DATED: 2020-11-16. SEE CONTINUATION CARD FOR DETAILS.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 26RT, FROM FS 1031 TO FS 1051, HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION, REF CRJ-700 SRM 51-21-06-001-001-A01. REMOVED AND INSTALLED 1 EA RIVET BETWEEN FS 1031 TO FS 1051, REF CRJ-700 SRM 51-42-06-001-001-A01. RESTORED FINISH TO WORKED AREA, REF CRJ-700 SRM 51-21-16-001-001-A01. SEE CONTINUATION CARD FOR DETAILS.

Part: STRINGER CLIP — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CLIPS FOR FRAME FS 1031, AT STGR 21LT, AND 22LT HAVE CORROSION, MARKED. C-CHECK RO 1/5/2021. CORROSION ON CLIPS AT STGR 21L AND STGR 22L THRU 100% OF THICKNESS, PER REF CRJ 700 SRM 51-21-06-001-001-A01. FABRICATED 2 EA NEW CLIPS FROM MATERIAL CLAD 7075-T62 (0.040") PO NR T56447, PER REF CRJ SRM 53-61-03-001-001-A01 AND BOMBARDIER DWG MM670-36482 REV C.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME FS 1015 HAS CORROSION IN MULTIPLE AREAS BETWEEN STGR 25RT TO STGR22LT, MARKED. C-CHECK RO 1/5/2021. REPAIRED FRAME FS 1015 BETWEEN STGR 25RT TO STGR22LT, IAW REO 670-53-61-1758 REV - DATE 2020-11-11. SEE CONTINUATION CARD FOR MORE DETAILS.

Part: STRINGER CLIP — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CLIPS FOR FRAME FS 1051 AT STGR 21LT, 22LT, AND 23LT HAVE CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED 3 EA CLIPS ON FRAME 1051 AT STR 21L, STR 22L AND STR 23L, REF CRJ700 SRM 51-42-06-001-001-A01.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 25LT FROM FS 1051 TO FS 1088, HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. CORROSION REMOVED AND STRINGER WITIHIN LIMITS, REF REO 670-53-61-1761 REV--DATED 2020/11/16.

Part: SKIN — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

INTERIOR SURFACE OF THE LOWER FUSELAGE SKIN AT APPROX FS 1000 TO FS 985, BETWEEN STGR 21LT AND STGR 23LT HAS CORROSION, MARKED WITH RED GREASE PENCIL. C-CHECK RO 1/5/2021. REMOVED CORROSION DAMAGE ON INTERIOR SURFACE OF LOWER FUSELAGE SKIN AT APPROXIMATELY FS 1000 TO FS 985, STGR-21L AND STGR-23L, REF CRJ-700 SRM 51-21-06-001-001-A01. DAMAGE FOUND TO BE WITHIN LIMITS, REF REO 670-53-61-1752, REV: 2020-11-06. ALL STEPS OF PERMANENT REPAIR COMPLIED WITH, NO FURTHER ACTION REQUIRED.

Part: DOUBLER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

RADIO ALTIMETER ANTENNA (E18) DOME NUT DOUBLER JUST FWD OF FS 1015 AND LEFT OF STGR 27 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED DAMAGED PARTS AND REPLACED WITH NEW (RADIO ALTIMETER ANTENNA SPACER/NEW DOME NUTS), REF DWG MM670-35007 REV-W AND CRJ 700 SRM 51-42-06-001-001-A01. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (RII). SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME FS 1000 HAS CORROSION IN MULTIPLE AREAS BETWEEN STGR 27 TO STGR 23LT, MARKED. C-CHECK RO 1/5/2021. PERFORMED SPLICE REPAIR ON FS 1000.00 FRAME BETWEEN 25R TO STGR 19L, REF REO 670-53-61-1749 REV -A DATED 2020-11-15 AND CRJ700 SRM 53-00-06-201-001-A03. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUATION FOR DETAILS.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME FS 1088.20 HAS CORROSION IN MULTIPLE AREAS BETWEEN STGR 26RT TO STGR 20LT, MARKED. C-CHECK RO 1/5/2021. PERFORMED FRAME SPLICE REPAIR ON FS 1088.2 FROM STR 25L-25R, REF REO 670-53-61-1762 REV - DATED 2020-12-08. FOUND CORROSION ON FS 1088.20 FROM STR 23L-24L TO BE WITHIN ALLOWABLE DAMAGE LIMITS, REF REO 670-53-61-1780 REV - DATED 2020-12-03. SEE CONTINUATION CARD FOR DETAILS. COMPLETED FORM M-337. COMPLIED WITH 51-900-1002-SKY. PERFORMED LEAK CHECK OF THE REPAIR AREA, NO LEAKS NOTED.

Part: FRAME ANGLE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CLIPS FOR FRAME FS 985, AT STGR 23LT, AND 22LT HAVE CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED 2 EA CLIPS ON FS 985 AT STGR 23LT AND 22LT, REF CRJ-700, SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: FRAME ANGLE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CLIPS FOR FRAME FS 1015, AT STGR 20LT, 22LT, AND 24LT HAVE CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED 3 EA CLIPS ON 1015 FRAME AT STR 20L, STR 22L AND STR 24L, REF CRJ700 SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER SPLICE 22L BETWEEN FS 333.00 AND FS 349.00 HAS CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 22L SPLICE AT FS 333, REF CRJ700 SRM 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR 24LT FROM FS 1069 TO FS 1088 AND FS 1000 TO FS 1015 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. CORROSION REMOVED AND AREA REPAIRED AT STRG 24LT FROM FS 1069 TO FS 1088 AND FS 1000 TO FS 1015, REF REO 670-53-61-1751- REV DATED 2020-11-06. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER, STGR21LT FROM FS 1069 TO FS 1088 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM STRINGER 21LT BETWEEN FS 1069 TO FS 1088 WITHIN LIMITS, REF MHIRJ REO 670-53-61-1756 REV - DATE 2020-11-09. NO LEAKS NOTED.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

TOP AND BOTTOM OF STGR 20L CORRODED BETWEEN FS'S 280/295. C-CHECK RO 1/5/2021. REPLACED STR 20L FROM FS 280 TO FS 310, REF REO, NO LEAKS NOTED. COMPLIED WITH TASK CARD.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

FS 280 FLOOR PANEL SUPPORT ANGLE CORRODED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED FS 280.00 FLOOR SUPPORT ANGLE, IN REF DWG, CRJ700 SRM. SEE CONTINUATION CARD FOR WORK PERFORMED. ST CARD COMPLETE.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 19L, BETWEEN FS 280 AND FS 310 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 19L FROM FS 280-FS 310, REF CRJ700 SRM AND DWG, NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: ANGLE — CORRODED (DOOR FRAME) · airframe 42,111 hrs · 31,503 cycles

FS 280 LT 280 LOWER DOOR FRAME ANGLE ADJACENT TO FLOOR PANEL SUPPORT ANGLE CORRODED LBL 11. C-CHECK RO 1/5/2021. REMOVED AND REPLACED FS 280 LT LOWER DOOR FRAME ANGLE LBL 11, IN REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-10-001-001-A01. SEE CONTINUATION CARD FOR WORK PERFORMED.

Part: DOOR SILL — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE LOWER BACK-UP SILL AT STGR 21L, BETWEEN FS 310 AND FS 319 IS CORRODED. C-CHECK RO 1/5/2021. REMOVED CORRODED STR 21L BACK UP SILL BETWEEN FS 310.00 AND FS 333.00 AND INSTALLED REPLACEMENT BACK UP SILL, REF BOMBARDIER DWG AND CRJ700 SRM.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 22L BETWEEN FS 295 AND FS 310 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 22L FROM FS 280-FS 333, REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR AFT MIDDLE FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR AFT MIDDLE FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

RIGHT FLOOR SILL, BETWEEN FS 280 AND FS 319 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. ORIGINAL THICKNESS IS .050, IAW CRJ700 SRM. CORROSION IS .030 DEEP. REMAINING MATERIAL IS .020. MAX ALLOWED TO REMOVE IS .020, FOUND TO BE OUT OF LIMITS, IAW CRJ700 SRM. USING TOOL TUC8529 CALDUE 31-AUG-2021. REMOVED AND REPLACED RT SILL WITH NEW, IN REF DWG, CRJ700 SRM. NO LEAKS NOTED.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FS 333 CORRODED BETWEEN STGRS 26L/26R. C-CHECK RO 1/5/2021. REPLACED STR 21L-21R FROM FS 333, REF CRJ700 SRM AMD DWG SH670-32420 REV E AND REO, NO LEAKS NOTED. COMPLIED WITH TASK CARD. SEE CONTINUATION FOR DETAILS.

Part: ANGLE — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE FWD CAP ANGLE IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM PAX DOOR FWD CAP ANGLE, REF CRJ-700 SRM, FOUND TO BE OUT OF LIMITS. REMOVED AND INSTALLED NEW P/N: SH670-31851-5, REF CRJ-700 SRM AND DWG.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME CORRODED AT FS 333 BETWEEN STGRS 20L/21L. C-CHECK RO 1/5/2021. REPLACED FRAME AT FS 333 STR 18L-21L, REF DWG, REF CRJ 700 SRM AND REF CRJ700 SRM. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR FWD BOTTOM FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR FWD BOTTOM FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: ANGLE — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE AFT CAP ANGLE IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ON PAX DOOR AFT CAP ANGLE, REF CRJ-700 SRM. FOUND OUT OF LIMITS, REF CRJ700 SRM. REPLACED ANGLE WITH NEW P/N: SH670-31821-6, REF CRJ-700 SRM AND BOMBARDIER DWG. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH STRUCTURAL MAJOR REPAIR (RII).

Part: DOOR FRAME — CORRODED (FWD WASTE WATER) · airframe 42,111 hrs · 31,503 cycles

FWD WASTE-WATER DOOR SURROUND STRUCTURE IS CORRODED ON THE UPPER INTERIOR SURFACE, MARKED. C-CHECK RO 1/5/2021. REPLACED FWD WASTE WATER DOOR SURROUND STRUCTURE ON THE UPPER INTERIOR SURFACE, REF DWG AND CRJ700 SRM. LEAK CHECK GOOD.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME FS 295 BETWEEN STGR 24L AND STGR 23R, HAS CORROSION ON THE ATTACH FLANGES. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 24L-23R FRAME FS 295, PER REO. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FS 319-STGR 20L FRAME CORRODED. C-CHECK RO 1/5/2021. REPLACED FRAME AT FS 319.70 BETWEEN STR 18L AND STR 21L, REF BOMBARDIER DWG, CRJ-700 SRM, NO LEAKS NOTED. COMPLIED WITH TASK CARD.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 25R, BETWEEN FS 280 TO FS 295 AND BETWEEN FS 310 TO FS 333 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED THE STR 25R FROM FS 280-FS 333, REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 25L HAS CORROSION BETWEEN APPROXIMATELY FS 295 AND FS 319, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ALONG STRINGER 25L FROM FS 319, PER CRJ700 SRM. STRINGER ORIGINAL THICKNESS .063, AREA WITH LOWEST MATERIAL REMAINING .015, DAMAGE REMOVED .048. TOOL USED TUC8530 DUE DATE 31AUG-2021, PER BOMBARDIER DWG. STRINGER FOUND TO BE OUT OF LIMITS, PER CRJ700 SRM. REMOVED AND INSTALLED NEW STR 25L FROM FS 280-FS 333. REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: INTERCOSTAL — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

GALLEY SERVICE DOOR SURROUND STRUCTURE: INTERCOSTAL AT STGR 20R IS CORRODED BETWEEN FS 310-FS 319, MARKED. C-CHECK RO 1/5/2021. INTERCOSTAL AT STR 20R BETWEEN FS 310 TO FS 319 DETERMINED TO BE 100% EXFOLIATED THROUGH. REMOVED CORRODED INTERCOSTAL, REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. LOCATED AND DRILLED FULL SIZE ALL HOLES COMMON TO REPLACEMENT INTERCOSTAL, REF CRJ700 SRM 51-40-11-001-001-A01 AND INSTALLED REPLACEMENT INTERCOSTAL, REF BOMBARDIER DWG SH670-31950 REV Y, CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. RESTORED FINISH, REF CRJ700 SRM 51-25-16-001-001-A01 AND APPLIED CPCP TO STR 20R AND REPAIR AREA, REF CRJ700 SRM 51-21-11-001-001-A01. COMPLIED WITH 51-900-1002-SKY.

Part: DOOR FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

AVIONICS BAY DOOR SURROUND STRUCTURE HAS CORROSION FROM FS 349 TO FS 369, STGR 27 AT LT INTERCOASTAL. C-CHECK RO 1/5/2021. INSTALLED NEW LATCH PIN INTERCOSTAL FROM FS 349-FS 364, REF CRJ700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: HINGE FITTING — CORRODED (FWD CARGO DOOR) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO: FWD DOOR HINGE FITTING HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED DAMAGE AT FWD CARGO DOOR HINGE FITTING (FWD SIDE), REF CRJ-700 SRM. RECEIVED AND COMPLIED WITH REO. SEE CONTINUATION CARD FOR WORK DETAILS.

Part: INTERCOSTAL — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

GALLEY SERVICE DOOR SURROUND STRUCTURE: INTERCOSTAL AT STGR 20R IS CORRODED BETWEEN FS 319-FS 349, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED REPLACEMENT INTERCOSTAL AT STR 20R BETWEEN FS 319-FS 349, REF BOMBARDIER DWG SH670-31950 REV Y, CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. COMPLIED WITH 51-900-1002-SKY. NO LEAKS NOTED.

Part: SUPPORT ANGLE — CORRODED (FUSELAGE) · airframe 42,111 hrs · 31,503 cycles

FS 280 CRAWLWAY SUPPORT ANGLE IS CORRODED. C-CHECK RO 1/5/2021. REMOVED CORRODED FS 280 CRAWLWAY FLOORBOARD SUPPORT ANGLE AND INSTALLED REPLACEMENT ANGLE, REF CRJ700 SRM 51-42-06-001-001-A01, CRJ700 SRM 51-42-13-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. RESTORED FINISH, REF CRJ700 SRM 51-25-16-001-001-A01. APPLIED CORROSION INHIBITING COMPOUND TO ANGLE AND SURROUNDING WORK AREA, REF CRJ700 SRM 51-21-11-001-001-A01.

Part: BRACKET — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR LOWER TORGUE SHAFT STOP BRACKET HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND REPLACED PAX DOOR LOWER TORQUE SHAFT NEW STOP BRACKET AND RESTORED FINISH, REF CRJ700 SRM 51-42-13-001-001-A01 AND CRJ700 SRM 51-21-16-001-001-A01.

Part: CONTROL ROD — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

PAX DOOR MID CONTROL RODS HAVE ROD ENDS CORRODED. C-CHECK RO 1/5/2021. REMOVED AND REINSTALLED PUSH ROD ASSEMBLY BETWEEN THE TORQUE ASSEMBLY AND THE MID PIVOT ASSEMBLY WITH NEW ROD ENDS AND HARDWARE, REF CRJ700 AMM 52-11-02-000-818-A01 AND CRJ700 AMM 52-11-02-400-818-A01. REMOVED AND REINSTALLED LOWER END OF PUSH ROD ASSEMBLY BETWEEN THE MID PIVOT ASSEMBLY AND THE UPPER PIVOT ASSEMBLY WITH A NEW ROD AND HARDWARE, REF CRJ700 AMM 52-11-02-000-819-A01 AND CRJ700 AMM 52-11-02-400-819-A01. ALL ASSOCIATED CHECKS C/W. SEE CONTINUATION CARD FOR FURTHER DETAILS ON MAINTENANCE PERFORMED.

Part: ANGLE — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

SUSPECTED CORROSION BEHIND LT 280 DRIP TRAY CAP ANGLE AT LOWER COCKPIT DOOR JAM CORNER. C-CHECK RO 1/5/2021. REMOVED AND REPLACED FS 280 LT LOWER WEB SKIN, IN REF CRJ700 SRM. SEE CONTINUATION CARD FOR WORK PERFORMED. ST CARD COMPLETE.

Part: ANGLE — CORRODED (DOOR FRAME) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE: KICK ANGLE IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION FROM PAX DOOR LOWER KICKPLATE ANGLE, REF CRJ-700 SRM. FOUND OUT OF LIMITS, REF CRJ700 SRM. REPLACED PART WITH NEW P/N: SH670-31875-1, REF CRJ-700 SRM AND BOMBARDIER DWG. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH STRUCTURAL MAJOR REPAIR (RII).

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

FLOOR SUPPORT STRUCTURE, CROSSBEAM AT FS 333 BETWEEN LBL 9 AND LBL 27 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION AND EVALUATED, FOUND TO BE OUT OF LIMITS, REF CRJ700 SRM. REMOVED AND PERFORMED REPAIR ON THE FLOOR SUPPORT CROSSBEAM ST FS 333 BETWEEN LBL 9 AND LBL 27, REF MHIRJ REO AND REF CRJ700 SRM. ALL STEPS OF REO COMPLIED WITH. COMPLIED WITH TASK CARD.

Part: STRINGER CLIP — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FRAME CLIP AT STGR 25R AND FS 295 IS CORRODED, MARKED. C-CHECK RO 1/5/2021. FRAME CLIP AT STGR 25R AND FS 295 FABRICATED AND REPLACED ON JOB 71002094 OP 89 MX TRANS NR 21733908 AS PART OF THE ENGINEERING REPAIR.

Part: DOOR SILL — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

GALLEY SERVICE DOOR SURROUND STRUCTURE: LOWER MOUNTING ANGLE FOR FLOOR SUPPORT IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW GALLEY SERVICCE DOOR SURROUND STRUCTURE LOWER FLOOR SUPPORT MOUNT ANGLE, REF CRJ 900 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01, DWG SH670-31996 REV NC AND DWG SH670-31986 REV NC. COMPLIED WITH 51-900-1002-SKY. COMPLETED FORM M-337. PERFORMED LEAK CHECK, NO LEAKS NOTED. SEE CONTINUATION CARD FOR DETAILS.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 21R BETWEEN FS 310 AND FS 333 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REPLACED STGR 21R FROM FS 310-FS 333, REF CRJ700 SRM 51-42-21-001-001-A01, SRM 51-42-06-001-001-A01 AND DWG SH670-31630 REV K. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

CORROSION ON LT AND RT FLOORBEAM AT FS 280. C-CHECK RO 1/5/2021. CORROSION ON FS 280.00 LT AND RT FLOOR BEAMS ARE 100% THROUGH AND CORROSION FOUND ON MULTIPLE ELEMENTS THEREFORE FOUND OUT OF LIMITS, IN REF CRJ700 SRM 53-00-00-101-001-A01. REMOVED AND REPLACED LT AND RT FLOOR BEAMS, IN REF DWG CC670-34010, REV K CRJ700 SRM 51-42-06-001-001-A01, CRJ700 SRM 5142-10-001-001-A01, CRJ700 SRM 51-42-21-001-001-A01 AND CRJ700 SRM 51-42-22-001-001-A01. SEE CONTINUATION CARD FOR WORK PERFORMED. COMPLIED WITH 51-900-1002-SKY.

Part: DOOR FRAME — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE: FWD CLOSING FITTING (HANDRAIL CUP?) CORRODED, MARKED. C-CHECK RO 1/5/2021. CORROSION ON PASSENGER DOOR SURROUND STRUCTURE FWD CLOSING FITTING (HANDRAIL CUP?) FOUND OUT OF LIMITS, REF CRJ700 SRM. REPLACED REF CRJ700 SRM AND DWG. SEE CONTINUATION CARD FOR ADDITIONAL DETAILS.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR FWD MIDDLE FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR FWD MIDDLE FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: INTERCOSTAL — ELONGATED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

FS 280-FS 295, LEFT SIDE OUTBOARD INTERCOSTAL HAS AN ELONGATED FASTENER HOLE, MARKED. C-CHECK RO 1/5/2021. REPLACED LT OUTBOARD INTERCOSTAL AT FS 280-295, REF CRJ700 SRM AND DWG. SEE CONTINUATION CARD FOR ADDITIONAL DETAILS. COMPLIED WITH SKYWEST TASK CARD STRUCTURAL MAJOR REPAIR (RII).

Part: DOUBLER — CORRODED (TCAS ANTENNA) · airframe 42,111 hrs · 31,503 cycles

TCAS OMNIDIRECTIONAL ANTENNA DOUBLER AT STGR 27 IS CORRODED AT THE CONNECTOR HOLE. C-CHECK RO 1/5/2021. INSTALLED NEW TCAS DOUBLER AT STR 27 BETWEEN FS 295 AND FS 310, REF CRJ-700 SRM AND DWG. OPERATIONAL TEST GOOD OF THE TCAS SYSTEM, REF CRJ 700 AMM.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 42,111 hrs · 31,503 cycles

LEFT FLOOR SILL, FS 280 TO FS 310 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REPLACED FLOOR SILL AT FS 280-FS 310, REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER SPLICE FOR STGR 25R AT FS 333 IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED NEW STRINGER SPLICE AT STR 25R AT FS 333, REF CRJ700 SRM AND DWG AND CRJ 700 SRM. NO LEAKS NOTED. COMPLIED WITH TASK CARD.

Part: ANGLE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

SUSPECTED CORROSION BEHIND RT 280 DRIP TRAY CAP ANGLE AT LOWER COCKPIT DOOR JAM CORNER. C-CHECK RO 1/5/2021. REMOVED AND REPLACED FS 280 RT LOWER WEB SKIN, REF CRJ700 SRM. SEE CONTINUATION CARD FOR WORK PERFORMED. COMPLIED WITH SKYWEST TASK CARD "STRUCTURAL MAJOR REPAIR (RII).

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR AFT UPPER FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR AFT UPPER FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: DOOR FRAME — CORRODED (E/E BAY DOOR) · airframe 42,111 hrs · 31,503 cycles

AVIONICS BAY DOOR SURROUND STRUCTURE HAS CORROSION FROM FS 349 TO FS 364, STGR 27 INTERCOASTAL RT. C-CHECK RO 1/5/2021. INSTALLED NEW LATCH PIN INTERCOSTAL FROM FS 349-FS 364, REF CRJ700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 26L, BETWEEN FS 280 TO FS 295 IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 26L BETWEEN FS 280-FS 295, REF CRJ700 SRM AND DWG AND CRJ 700 SRM. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: ANGLE — CORRODED (PAX DOOR FRAME) · airframe 42,111 hrs · 31,503 cycles

PASSENGER DOOR SURROUND STRUCTURE: MID CAP ANGLE IS CORRODED, MARKED. C-CHECK RO 1/5/2021. RECEIVED NEW MID CAP ANGLE. LOCATED AND DRILLED, IAW CRJ700 SRM 51-40-11-001-001-A01. INSTALLED NEW MID CAP ANGLE, IAW CRJ700 SRM 51-42-21-001-001-A01.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR FWD 2ND FROM TOP FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR FWD 2ND FROM TOP FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR AFT 2ND FROM TOP FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR AFT 2ND FROM TOP FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 19R BETWEEN FS 295 AND FS 310 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STRINGER 19R FROM FS 295-FS 310, REF CRJ700 SRM. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR AFT 2ND FROM BOTTOM FITTING PAD CONTACT AREA DIMPLING, MARKED. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR AFT 2ND FROM BOTTOM FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: STRIKER — CORRODED (GALLEY DOOR SEAL) · airframe 42,111 hrs · 31,503 cycles

GALLEY SERVICE DOOR SURROUND STRUCTURE: LOWER SEAL STRIKER IS CORRODED AT FASTENER HOLES, MARKED. C-CHECK RO 1/5/2021. REPLACED GALLEY SERVICE DOOR SURROUND STRUCTURE LOWER SEAL STRIKER, REF DWG SH670-31950 REV Y, CRJ700 SRM 51-42-06-001-001-A01, AND CRJ700 SRM 51-42-21-001-001-A01. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUE CARD FOR DETAILS. LEAK CHECK GOOD.

Part: SEAT TRACK — CORRODED (CABIN) · airframe 42,111 hrs · 31,503 cycles

MOST FWD RBL 9 SEAT RAIL IS CORRODED. C-CHECK RO 1/5/2021. REMOVED DAMAGED SEAT TRACK, REF CRJ-700 AMM 53-00-49-000-801-A01. INSTALLED NEW SEAT TRACK, REF CRJ-700 AMM 53-00-49-400-801-A01. USED CALIBRATED TORQUE SCREW DRIVER TUC5825 CAL DUE DATE: 31-MAY-21. SEE CONTINUATION FOR DETAILS. ORDERED NECESSARY HARDWARE AS REQUIRED.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER SPLICE AT 21R AND FS333 HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REPLACED STRINGER SPLICE 21R AT FS 333, REF CRJ700 SRM 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. NO LEAKS NOTED AND COMPLIED WITH TASK CARD 51-900-1002-SKY.

Part: FITTING — DENTED (SERVICE DOOR) · airframe 42,111 hrs · 31,503 cycles

SERVICE DOOR FWD UPPER FITTING PAD CONTACT AREA DIMPLING. C-CHECK RO 1/5/2021. BLENDED SERVICE DOOR FWD UPPER FITTING PAD, REF CRJ700 SRM. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. OPERATIONS CHECKS GOOD.

Part: DOOR FRAME — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

AVIONICS BAY DOOR SURROUND STRUCTURE HAS CORROSION FROM FS 349 TO FS 364 AT INTERCOASTAL STGR 26RT. C-CHECK RO 1/5/2021. FOUND PART 100% EXFOLIATED. REMOVED AND REPLACED AVIONICS BAY DOOR SURROUND STRUCTURE FROM FS 349 TO FS 364 AT INTERCOASTAL STGR 26RT (STR 26R ATTACH ANGLE), REF DWG SH670-32050 REV J, CRJ 700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 CW 51-900-1002-SKY.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

STRINGER 26R, BETWEEN FS 280 TO FS 295 IS CORRODED, MARKED. C-CHECK RO 1/5/2021. REMOVED AND REPLACED STR 26R BETWEEN FS 280-FS 295, REF CRJ700 SRM AND REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.

Part: STRINGER — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

CORRODED RIVET AND STGR ON STGR 22L BETWEEN FS 953/969. C-CHECK RO 1/5/2021. CORROSION DAMAGE IS LOCATED ON STGR 23L BETWEEN FS 953.00 AND FS 969.00 NOT ON STGR 22L BETWEEN FS 953.00 AND FS 969.00. RIVETS ON STGR 23L BETWEEN FS'S 953/969 REMOVED AND REPLACED WITH NEW, REF CRJ 700 SRM, NO LEAKS NOTED.

Part: STRAP — CORRODED (EMERGENCY EXIT) · airframe 42,111 hrs · 31,503 cycles

LONGITUDINAL STRAP BELOW RT OVERWING EMERGENCY EXIT HAS EVIDENCE OF CORROSION BETWEEN APPROXIMATELY FS 737 AND FS 756. C-CHECK RO 1/5/2021. BLENDED LONGITUDINAL STRAP BELOW RT OVERWING EMERGENCY EXIT BETWEEN APPROXIMATELY FS 737 AND FS 756, REF CRJ700 SRM. IN LIMITS REF CRJ700 SRM. RESTORED FINISH, REF CRJ700 SRM AND REO.

Part: STRAP — CORRODED (EMERGENCY EXIT) · airframe 42,111 hrs · 31,503 cycles

LONGITUDINAL STRAP BELOW LT OVERWING EMERGENCY EXIT HAS EVIDENCE OF CORROSION AT APPROXIMATELY FS 758. C-CHECK RO 1/5/2021. REMOVED CORROSION AT STRAP AT APPROXIMATELY FS 758, REF CRJ-700 SRM. IN LIMITS REF CRJ-700 SRM. RESTORED FINISH ON AREA, REF CRJ-700 SRM AND REO.

Part: PCU — CORRODED (RT AILERON) · airframe 42,111 hrs · 31,503 cycles

THE RT AILERON OUTBOARD PCU HAS CORROSION WHERE IT CONNECTS TO THE OUTPUT LINK. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT AILERON PCU, REF CRJ700 AMM 27-14-01-000-801-A01/27-14-01-400-801-A01. COMPLIED WITH SKYTRACK CARD 27-900-1002-SKY.

Part: DUCT — NICKED (LT ENGINE) · airframe 42,111 hrs · 31,503 cycles

LT ENGINE UPPER C-DUCT BYPASS HAS A NICK ON THE INNER STRUCTURE. C-CHECK RO 1/5/2021. REMOVED DAMAGE AND EVALUATED REPAIR. REPAIR FOUND TO BE WITHIN LIMITS OF MHIRJ REO. RESTORED REPAIR TO FINISH. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. COMPLIED WITH SKYWEST TASK CARD STRUCTURAL MAJOR REPAIR (RII).

Part: PCU — CORRODED (RT AILERON) · airframe 42,111 hrs · 31,503 cycles

THE RT AILERON INBOARD PCU HAS CORROSION WHERE IT CONNECTS TO THE OUTPUT LINK. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT INBOARD PCU, REF CRJ 700 AMM 27-14-01-000-801-A01/ 27-14-01-400-801-A01. COMPLIED WITH SKYTRACK CARD 27-900-1002-SKY.

Part: DUCT — NICKED (RT ENGINE) · airframe 42,111 hrs · 31,503 cycles

RT ENGINE UPPER C-DUCT BYPASS HAS A NICK ON THE INNER STRUCTURE. C-CHECK RO 1/5/2021. REPAIRED NICK (CHAFE) ON RT ENGINE UPPER C-DUCT BYPASS ON INNER STRUCTURE REO. COMPLIED WITH ALL STEPS, CRJ700. SEE CONTINUATION FOR DETAILS.

Part: BONDING WIRE — CORRODED (RT WING TE FLAPS) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP INBOARD HINGE ARM, BONDING WIRES HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT OUTBOARD FLAP INBOARD HINGE ARM BONDING JUMPER, IAW CRJ700 AMM 51-80-00-910-816-A01. SEE CONTINUE CARD FOR DETAILS.

Part: SPRING — CORRODED (RT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP INBOARD HINGE ARM, ACTUATOR SPRING HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED RIGHT WING OUTBOARD FLAP INBOARD HINGE ARM ACTUATOR SPRING, REF CRJ 700 AMM TASK 57-54-02-000-803 (CONFIG A01) D1 A THROUGH E AND REPLACED ACTUATOR SPRING, REF CRJ 700 AMM TASK 57--54-02-400-803 (CONFIG A01) STEP B. 1 THROUGH 6.

Part: BONDING WIRE — CORRODED (LT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP CENTER HINGE ARM BONDING WIRES AND ATTACHING HARDWARE HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW BONDING JUMPER (1 EA) ON THE LT WING OUTBOARD FLAP CENTER HINGE ARM USING NEW BOLTS (2 EA), NUTS (2 EA), LOCK WASHERS (2 EA) AND FLAT WASHERS (6 EA), REF CRJ700 AMM 51-80-00-910-804 (A01). COMPLIED WITH THE BONDING TEST OF THE LT WING OUTBOARD FLAP CENTER HINGE ARM BONDING JUMPER, REF CRJ700 AMM 51-80-00-760-801 (A01). BONDING TEST GOOD. BONDING TESTER TUC5893, CAL DUE 31-JAN-21.

Part: BONDING WIRE — CORRODED (RT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP OUTBOARD HINGE ARM, BONDING WIRES HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT OUTBOARD FLAP OUTBOARD HINGE ARM BONDING JUMPER, IAW CRJ700 AMM 51-80-00-910-816-A01. SEE CONTINUE CARD FOR DETAILS.

Part: BONDING WIRE — CORRODED (LT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP INBOARD HINGE ARM BONDING WIRES AND ATTACHING HARDWARE HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW BONDING WIRE AND ATTACHING HARDWARE AT LT WING OUTBOARD FLAP INBOARD HINGE ARM, REF CRJ700 AMM 51-80-00-910-816-A01. BOND CHECK GOOD.

Part: SPRING — CORRODED (LT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, INBOARD HINGE ARM ACTUATOR SPRING HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW P/N 600-10246-1, BUTE DOOR SPRING ACTUATOR ASSEMBLY USING NEW COTTER PINS (2 EA) AT LEFT WING OUTBOARD FLAP, OUTBOARD HINGE ARM ON LT FLAP HINGE BOX AT WS 178, REF CRJ700 AMM 27-54-25-000-801 (A01) AND AMM 27-54-25-400-801 (A01). OPERATIONS TEST GOOD. TORQUE WRENCH TUC5656, CAL DUE 31-MAY-21.

Part: BONDING WIRE — CORRODED (LT WING TE FLAPS) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, OUTBOARD HINGE ARM, BONDING WIRES AND ATTACHING HARDWARE HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. BONDING JUMPER AND ATTACHING HARDWARES REMOVED, IAW CRJ700 AMM 27-52-29-000-801-A01 STEP 4A1. INSTALLED NEW BONDING JUMPER, IAW CRJ700 AMM 51-80-00-910-816-A01. ONLY AIRCRAFT WING SIDE INSTALLED, SEE JOB 71002095 OP 771 FOR ATTACHING TO FLAP AND BONDING CHECK.

Part: DOOR SILL — CORRODED (AFT CARGO) · airframe 42,111 hrs · 31,503 cycles

AFT BAGGAGE BAY DOOR SILL IS CORRODED ALONG LOWER SCREW HOLES, MARKED. C-CHECK RO 1/5/2021. REPAIRED AFT BAGGAGE BAY DOOR SILL CORROSION ALONG LOWER SCREW HOLES, REF REO AND ALL STEPS 1 THROUGH 6 ARE COMPLIED WITH CRJ-700 SRM. SEE CONTINUATION FOR DETAILS. COMPLIED WITH SKYWEST TASK CARD "STRUCTURAL MAJOR REPAIR (RII).

Part: SPRING — CORRODED (LT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

LEFT WING OUTBOARD FLAP, OUTBOARD HINGE ARM ACTUATOR SPRING HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW, P/N 600-10246-1, BUTE DOOR SPRING ACTUATOR ASSEMBLY USING NEW COTTER PINS (2 EA) AT LEFT WING OUTBOARD FLAP, OUTBOARD HINGE ARM ON LT FLAP HINGE BOX AT WS 264, REF CRJ700 AMM 27-54-25-000-801 (A01) AND AMM 27-54-25-400-801 (A01). OPERATIONS TEST GOOD. TORQUE WRENCH TUC5656, CAL DUE 31-MAY-21.

Part: SPRING — CORRODED (RT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP, OUTBOARD HINGE ARM ACTUATOR SPRING HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW, P/N 600-10246-1, BUTE DOOR SPRING ACTUATOR ASSEMBLY USING NEW COTTER PINS (2 EA) AT RIGHT WING OUTBOARD FLAP, OUTBOARD HINGE ARM ON RT FLAP HINGE BOX AT WS 264, REF CRJ700 AMM 27-54-25-000-801 (A01) AND AMM 27-54-25-400-801 (A01). OPERATIONS TEST GOOD. TORQUE WRENCH TUC5656, CAL DUE 31-MAY-21.

Part: SPRING — CORRODED (RT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP CENTER HINGE ARM, ACTUATOR SPRING HAS SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED RIGHT WING OUTBOARD FLAP CENTER HINGE ARM ACTUATOR SPRING, REF CRJ 700 AMM TASK 57-54-02-000-803 (CONFIG A01) D1 A THROUGH E AND REPLACED ACTUATOR SPRING REF CRJ 700 AMM TASK 57--54-02-400-803 (CONFIG A01) STEP B 1 THROUGH 6.

Part: BONDING WIRE — CORRODED (RT WING TE FLAPS) · airframe 42,111 hrs · 31,503 cycles

RIGHT WING OUTBOARD FLAP CENTER HINGE ARM, BONDING WIRES HAVE SIGNS OF CORROSION. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT OUTBOARD FLAP CENTER HINGE ARM BONDING JUMPER, IAW CRJ700 AMM 51-80-00-910-816-A01. SEE CONTINUE CARD FOR DETAILS.

Part: SKIN — CORRODED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

EXTERIOR FUSELAGE SKIN AT AND BELOW AFT LAVATORY SERVICE AREA HAS MULTIPLE RIVETS WITH CORROSION ON RIVET HEADS AND SEVERAL RIVETS HAVE CORROSION ON FUSELAGE SKIN SURROUNDING RIVETS, MARKED. C-CHECK RO 1/5/2021. REPAIRED EXTERIOR FUSELAGE SKIN AT AND BELOW AFT LAVATORY SERVICE AREA BETWEEN FS 939.00-FS 977.00 AND BETWEEN STR 22R-STR 27 BY COMPLYING WITH REO. SEE CONTINUATION CARD FOR DETAILS.

Part: SKIN — CORRODED (FUSELAGE) · airframe 42,111 hrs · 31,503 cycles

EXTERNAL FUSELAGE SKIN CHAFED AT APPROXIMATELY FS 966.00 BETWEEN STGR 23L AND STGR 24L. C-CHECK RO 1/5/2021. REMOVED CHAFE ON EXTERNAL SKIN, REF CRJ-700 SRM 51-12-00-001-001-A01 AT APPROXIMATELY FS 966.00 BETWEEN STGR 23L AND STGR 24L. REPAIRED SKIN CHAFE, REF REO 670-53-51-186 REV- DATED: 2020-11-06. SEE CONTINUATION CARD FOR DETAILS.

Part: STIFFENER — CHAFED (LT NACELLE) · airframe 42,111 hrs · 31,503 cycles

LT ENGINE UPPER FAN COWL DOOR RIB STIFFENER CHAFED NEAR UPPER INBOARD THRUST REVERSER ACTUATOR, FLAGGED. C-CHECK RO 1/5/2021. BLENDED OUT CHAFE ON LT ENGINE UPPER FAN COWL DOOR RIB STIFFENER, NEAR UPPER INBOARD THRUST REVERSER ACTUATOR, RESTORED FINISH WITHIN LIMITS, REF REO.

Part: SLAT TRACK — WORN (LT WING SLATS) · airframe 42,111 hrs · 31,503 cycles

LEFT WING NR 1 SLAT TRACK WORN ON OUTER ROLLER EDGE OF TRACK. C-CHECK RO 1/5/2021. BLENDED LEFT WING NR 1 SLAT TRACK, REF CRJ700 SRM. OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO. COMPLIED WITH TASK CARD.

Part: RETAINER — CORRODED (FWD CARGO DOOR) · airframe 42,111 hrs · 31,503 cycles

FWD CARGO DOOR LOWER INNER INBOARD SEAL RETAINER HAS SEVERAL CRACKS, CHAFED AND BENT. C-CHECK RO 1/5/2021. REMOVED AND REPLACED LOWER INNER INBOARD SEAL RETAINER WITH NEW, REF CRJ 700 SRM 51-42-06-001-001-A01. PRESSURE CHECKS CHECKED GOOD.

Part: STIFFENER — CHAFED (LT NACELLE) · airframe 42,111 hrs · 31,503 cycles

LT ENGINE LOWER FAN COWL DOOR RIB STIFFENER CHAFED NEAR LOWER INBOARD THRUST REVERSER ACTUATOR, FLAGGED. C-CHECK RO 1/5/2021. BLENDED AND RESTORED CHAFED AREA ON LT ENGINE LOWER FAN COWL DOOR RIB STIFFENER NEAR LOWER INBOARD THURST REVERSER ACTUATOR, REF REO MHI RJ.

Part: WEB — CORRODED (PAX DOOR) · airframe 42,111 hrs · 31,503 cycles

FWD WEB OF PASS DOOR HAS CORROSION, MARKED. C-CHECK RO 1/5/2021. REMOVED CORRODED PAX DOOR FWD WEB PANEL ASSEMBLY, REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01 AND INSTALLED REPLACEMENT PAX DOOR FWD WEB PANEL REF CRJ700 SRM 51-42-06-001-001-A01 AND CRJ700 SRM 51-42-21-001-001-A01. RESTORED FINISH, REF CRJ700 SRM 51-25-16-001-001-A01 AND APPLIED CORROSION INHIBITING COMPOUND REF CRJ700 SRM 51-21-11-001-001-A01.

Part: STIFFENER — CHAFED (LT NACELLE) · airframe 42,111 hrs · 31,503 cycles

THE LT UPPER TRANSCOWL Z STIFFENER IS CHAFED. C-CHECK RO 1/5/2021. REMOVED DAMAGED Z STIFFENER AND INSTALLED A NEW ONE, PER BOMBARDIER DWG AND CRJ 700 SRM. SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH SKYWEST TASK CARD "STRUCTURAL MAJOR REPAIR (RII).

Part: SLIDER — GOUGED (THRUST REVERSER) · airframe 42,111 hrs · 31,503 cycles

THE LT LOWER TRANSCOWL INBOARD SLIDER IS GOUGED. C-CHECK RO 1/5/2021. BLENDED DAMAGE ON LT LOWER TRANSCOWL INBOARD SLIDER AND REPAIRED, PER REO AND WITHIN LIMITS REF REO. COMPLIED WITH SKYWEST TASK CARD.

Part: SKIN — DENTED (LT WING TE FLAP) · airframe 42,111 hrs · 31,503 cycles

LT INBOARD FLAP LOWER SURFACE HAS A DENT AT APPROXIMATELY FLS 32, 2 IN FWD OF TRAILING EDGE. C-CHECK RO 1/5/2021. REPAIRED DAMAGED AREA ON LT INBOARD FLAP LOWER SURFACE AT APPROXIMATELY FLS 32, 2 IN FWD OF TRAILING EDGE WITH NON FLUSH DOUBLER REPAIR TYPE IV, REF CRJ700 SRM. COMPLIED WITH SKYWEST TASK CARD STRUCTURAL MAJOR REPAIR (RII).

Part: STRINGER — DAMAGED (ZONE 100) · airframe 42,111 hrs · 31,503 cycles

COMPLY WITH SCHEDULED MAINTENANCE CODE: RA. COMPLIED WITH TEMP DISPOSITION FOR STR 27 BETWEEN FS 280-FS 295 PER REO. PERMANENT REPAIR DUE WITHIN 8000 FH, PER REV A OF REO. PERMANENT REPAIR DUE BY TAT 42177.9, PART NUMBER: -, SERIAL NUMBER: 10020, POSITION. C-CHECK RO 1/5/2021. REMOVED AND INSTALLED NEW STR 27 FROM FS 280.00 TO FS 305.00, REF REO AND CRJ 700 SRM. NO LEAKS NOTED.

Part: PSEU — MALFUNCTIONED (LANDING GEAR) · airframe 42,086 hrs · 31,478 cycles

GEAR DISAGREE WARNING MESSAGE WHEN LANDING IN SLC. GEAR DID NOT MOVE FROM THE UP AND LOCKED POSITION. RAN THE QRH. PULLED THE MANUAL GEAR EXTENSION HANDLE AND GEAR CAME DOWN. LANDED NORMALLY. FLIGHT 3915 - CLOSED THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 20784076 WITH THE FOLLOWING CORRECTIVE ACTION: "INTERROGATED THE MDC AND RETRIEVED FAULT CODES FOR THE GEAR DISAGREE FAULT. FOUND THAT ALL THREE GEAR TOOK LONGER THAN 28 SECONDS TO DEPLOY, THUS GIVING A GEAR DISAGREE MESSAGE. LOOKED UP ALL B1 CODES FOR THE FOUR FAULT MESSAGES. B1 CODE B1 007451 (NOSE GEAR IN TRANSIT TOO LONG) B1 007450 (NO GEAR MOVEMENT) B1 007729 (RIGHT RETRACRT MAIN LANDING GEAR) B1 007294 (LEFT MAIN LANDING GEAR RETRACT ACTUATOR.) THE FIM MANUAL RECOMMENDS REPLACING THE PSEU AS THE MOST LIKELY CAUSE. IT WAS UNLIKELY THAT ALL THREE GEAR ACTUATORS FAILED AT THE SAME TIME. ALL PRESSURES ON BOTH NUMBER THREE HYDRAULIC PUMPS LOOKED GOOD AT 2900 PSI WHILST OPERATING THE LANDING GEAR. REMOVED AND REPLACED THE PSEU CONTROL UNIT AS OUTLINED IN THE CRJ 700 MAINTENANCE MANUAL. PERFORMED OVER THIRTY GEAR SWINGS WITH THE REPLACEMENT PSEU WITH NO FAULTS FOUND. CHECKED DIAGNOSTICS WORD LABLE IN THE MDC FOR ADVANCED DIAGNOSTICS AMM FOR LANDING GEAR F

Part: PROXIMITY SENSOR — OUT OF RIG (LANDING GEAR) · airframe 37,206 hrs · 27,523 cycles

GEAR DISAGREE WHEN THE GEAR WAS SELECTED TO THE UP POSITION, FOLLOWED THE QRH AND RETURNED TO THE FIELD. (LANDING WAS NORMAL, NO EMERGENCY). (FLT 4641) RIGGED PROX SENSOR PX22, SWUNG GEAR MULTIPLE TIMES, OPS CHECK GOOD.

Part: STRINGER — CORRODED (BS 969-1031) · airframe 34,850 hrs · 25,553 cycles

STRINGER 25L AT BS 969 - 1031 IS CORRODED. REPAIRED THE STRINGER IAW SRM.

Part: ANGLE — CORRODED (BS 1031-1047) · airframe 34,180 hrs · 25,002 cycles

AFT CARGO BAY DOOR SURROUND INNER ANGLE BETWEEN BS 1031 AND 1047 CORRODED. REMOVAL AND REPLACED IAW SRM.

Part: ANGLE — CORRODED (BS 1015-1031) · airframe 34,180 hrs · 25,002 cycles

AFT CARGO DOOR SURROUND INNER ANGLE BS 1015 - 1031 CORRODED. REMOVAL AND REPLACED IAW SRM.

Part: PLATE — CORRODED (BS 1000-1047) · airframe 34,180 hrs · 25,002 cycles

AFT CARGO DOOR ENTRANCE LOWER SILL PLATE CORRODED AROUND SCREW HOLES UNDER FLOOR PANEL BS 1000 TO 1047. REMOVED AND REPLACED AFT CARGO DOOR ENTRANCE LOWER SILL PLATE IAW AMM.

Part: ACCESS PANEL — CORRODED (PAX DOOR) · airframe 34,180 hrs · 25,002 cycles

PAX DOOR ACCESS PANEL 832AL HAS CORROSION AROUND SCREW HOLES. INSTALLED A NEW ACCESS PANEL IAW SRM.

Part: PANEL — CHAFED (RT WING) · airframe 34,180 hrs · 25,002 cycles

PANEL 684ET CHAFED. INSTALLED NEW PANEL 684ET IAW SRM.

Part: INTERCOSTAL — DENTED · airframe 34,180 hrs · 25,002 cycles

INTERCOSTAL DD1 LOWER LT SIDE HAS DENT AT INNER SKIN FLANGE. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM.

Part: INTERCOSTAL — CORRODED · airframe 34,180 hrs · 25,002 cycles

INTERCOSTAL DD6 CENTER HAS CORROSION. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM.

Part: STRINGER — CORRODED (BS 308-333) · airframe 34,180 hrs · 25,002 cycles

MAIN AVIONICS BAY STR 27 FROM BS 308 - 333 CORRODED. REPLACED THE STRINGER IAW SRM.

Part: INTERCOSTAL — CORRODED · airframe 34,180 hrs · 25,002 cycles

INTERCOSTAL DD2 CENTER HAS CORROSION. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM.

Part: INTERCOSTAL — DENTED · airframe 34,180 hrs · 25,002 cycles

INTERCOSTAL DD1 LOWER RT SIDE HAS DENTED AT INNER SKIN FLANGE. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM AND REO.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 34,180 hrs · 25,002 cycles

CENTER PASSENGER DOOR INTERCOSTAL BETWEEN BS 333 AND 349 HAS CORROSION. R & R THE INTERCOSTAL IAW SRM.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · airframe 34,180 hrs · 25,002 cycles

PAX DOOR INTERCOSTAL DD3 IS CORRODED. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM.

Part: STRINGER — CORRODED (BS 280-333) · airframe 34,180 hrs · 25,002 cycles

MAIN AVIONICS BAY STRINGER 26R, BS 280 - 333 CORRODED. REMOVED AND REPLACED THE STRINGER IAW SRM.

Part: FRAME — CORRODED (BS 319) · airframe 34,180 hrs · 25,002 cycles

CORROSION ON FRAME BS 319.7 FROM STRINGERS 26L - 25R. REMOVED AND REPLACED THE FRAME SECTION IAW REO.

Part: FRAME — CORRODED (BS 295) · airframe 34,180 hrs · 25,002 cycles

CORROSION ON FRAME BS 295 FROM STRINGERS 26L TO 25R. REPAIRED THE FRAME IAW REO.

Part: INTERCOSTAL — CORRODED (BS 364) · airframe 34,180 hrs · 25,002 cycles

BS 364 HAS CORROSION ON INTERCOSTAL OF STRINGER 27R. REMOVED AND REPLACED THE INTERCOSTAL IAW SRM.

Part: STRINGER — CORRODED (BS 280-295) · airframe 34,180 hrs · 25,002 cycles

STRINGER 27 HAS CORROSION BETWEEN BS 280 - 295. REMOVED AND REPLACED THE STRINGER IAW REO.

Part: STRINGER — CORRODED (BS 280-333) · airframe 34,180 hrs · 25,002 cycles

MAIN AVIONICS BAY STRINGER 26L, BS 280 - 333 CORRODED. REMOVED AND REPLACED THE STRINGER IAW SRM.

Part: FRAME — CORRODED (BS 310) · airframe 34,180 hrs · 25,002 cycles

CORROSION ON FRAME BS 310 NEAR STRINGER 26L. REPAIRED THE FRAME IAW REO.

Part: FLOORBEAM — CORRODED (BS 280) · airframe 34,180 hrs · 25,002 cycles

CORROSION ON THE FLOORBEAM ANGLE AT BS 280. REMOVED AND INSTALLED A NEW FLOORBEAN ANGLE IAW SRM.

Part: PANEL — CHAFED (RT WING) · airframe 34,180 hrs · 25,002 cycles

RT WING PANEL 684LB CHAFED. INSTALLED NEW PANEL IAW SRM.

Part: ANGLE — CORRODED (BS 1098) · airframe 34,180 hrs · 25,002 cycles

BS 1098.20 LOWER CAP ANGLE BETWEEN STRINGER 23 - 24L HAS CORROSION. REPAIRED IAW EA.

Part: FLOOR PANEL — CRACKED (TRU BAY) · airframe 34,180 hrs · 25,002 cycles

RH TRU BAY FLOOR PANEL IS CRACKED JUST AFT OF ADG HAND PUMP.AT BS 193 IN FWD EQUIPT COMPARTMENT. REPAIRED FLOOR PANEL IAW REO.

Part: INLET — DENTED (LT NACELLE) · airframe 34,180 hrs · 25,002 cycles

LEFT ENGINE INLET COWL DENT AT THE 6 O'CLOCK POSITION. (C-CHECK) RO: 08/02/2016 FILLED AND PAINTED DENTED AREA IAW STS EA.

Part: UNKNOWN — SMOKE (CABIN) · airframe 31,196 hrs · 22,640 cycles

SMOKE IN CABIN DURING DESCENT. RAN QRH INCLUDING TURNING OFF RT PACK. SMOKE AND ODOR IN CABIN DUE TO SINGLE PACK OPERATION DURING DESCENT. NO ODOR AND SMOKE NOTED AT THIS TIME. ACFT GOOD TO RETURN TO SERVICE.

Part: PANEL — DAMAGED (TAILCONE) · airframe 30,024 hrs · 21,710 cycles

VERTICAL STAB, TAIL CONE PANEL 326CT HAS TWO HOLES ON LT SIDE. C-CHECK, REMOVED AND INSTALLED AFT FRAME AND AFT FAIRING, 326CT ASSEMBLY IAW AMM 55. REPAIRED TAIL CONE PANEL 326CT REF STS EA.

Part: SEAT TRACK — CORRODED (BS 786-830) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK FOUND CORRODED BETWEEN BS 786 - 830, C-CHECK, SEAT TRACK FOUND TO BE OUT OF LIMITS. REPLACE BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — GOUGED (BS 939) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK GOUGED AT BS 939, C-CHECK, SEAT TRACK FOUND TO BE OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 677-708) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK FOUND CORRODED BETWEEN BS 677 - 708, C-CHECK, SEAT TRACK WAS FOUND TO BE OUT OF LIMITS. REPLACED BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 375-485) · airframe 30,024 hrs · 21,710 cycles

LIGHT SURFACE CORROSION ON LT SEAT TRACK FROM BS 375 - 485 ON LBL 9. C-CHECK, SEAT TRACK FOUND TO BE OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 786-830) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK CORRODED BETWEEN BS 786 - 830, C-CHECK, SEAT TRACK FOUND OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 736-744) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK CORRODED BETWEEN BS 736 - 744 . C-CHECK, SEAT TRACK FOUND TO BE OUT OF LIMITS. REPLACED BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 677-708) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK FOUND TO BE CORRODED BETWEEN BS 677 - 708, C-CHECK, SEAT TRACK IS OUT OF LIMITS. REPLACED BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — GOUGED (BS 474) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK GOUGED AT BS 474, C-CHECK, REPAIRED THE SEAT TRACK, REMAINING MATERIAL THICKNESS:.360", FOUND TO BE WITHIN LIMTS. IAW REO.

Part: SEAT TRACK — CORRODED (BS 485-565) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK HAS LIGHT SURFACE CORROSION BETWEEN BS 485 - 565, C-CHECK, BLENDED DAMAGED AREA IAW REO, SEAT TRACK FOUND OUT OF LIMITS.

Part: SEAT TRACK — CORRODED (BS 581-685) · airframe 30,024 hrs · 21,710 cycles

LIGHT SURFACE CORROSION ON LT SEAT TRACK FROM BS 581 - 685 LBL 9. C-CHECK, SEAT TRACK FOUND OUT OF LIMITS. REPLACED.

Part: SEAT TRACK — CORRODED (BS 715-761) · airframe 30,024 hrs · 21,710 cycles

SEAT TRACK FOUND CORRODED BETWEEN BS 715 - 761, C-CHECK, SEAT TRACK WAS FOUND OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 485-581) · airframe 30,024 hrs · 21,710 cycles

LIGHT SURFACE CORROSION ON LT SEAT TRACK FROM BS 485 - 581 LBL 9. C-CHECK, SEAT TRACK FOUND TO BE OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO.

Part: SEAT TRACK — CORRODED (BS 855-969) · airframe 30,024 hrs · 21,710 cycles

LBL 9, SEAT TRACK BETWEEN BS 855 - 969 CORRODED. C-CHECK, BLENDED DAMAGED AREA IAW REO. FOUND OUT OF LIMITS.

Part: SKIN — CHAFED (RUDDER) · airframe 30,024 hrs · 21,710 cycles

LOWER RT RUDDER L/E IS CHAFED THROUGH 100 PERCENT. C-CHECK, R & R RT RUDDER LOWER L/E IAW SRM AND EA.

Part: SEAT TRACK — CORRODED (BS 855-969) · airframe 30,024 hrs · 21,710 cycles

RBL 9, SEAT TRACK BETWEEN BS 855 - 969 CORRODED. C-CHECK, SEAT TRACK FOUND OUT OF LIMITS. BLENDED DAMAGED AREA IAW REO, MAXIMUM ALLOWABLE DAMAGE TO BE REMOVED ON SIDE OF SEAT TRACK .020" IAW TUC5270, REMOVED .023.

Part: AXLE — CORRODED (RT MLG) · airframe 30,024 hrs · 21,710 cycles

CORROSION FOUND RT MLG PISTON AXLE. C-CHECK, REPAIRED RT MLG NR 3 PISTON AXLE IAW REO.

Part: AXLE — CORRODED (RT MLG) · airframe 30,024 hrs · 21,710 cycles

CORROSION FOUND ON RT MLG PISTON AXLE. C-CHECK, REPAIRED RT MLG PISTON AXLE IAW REO.

Part: HINGE — DAMAGED (MLG DOOR) · airframe 30,024 hrs · 21,710 cycles

FOUND ONE OVERSIZED FASTENERS RT SIDE IN AFT MLG DOOR HINGE C-CHECK, REPAIRED 1EA OVERSIZED FASTENER HOLE & FASTENER ON HOLE NR 3 OF RT SIDE AFT MLG DOOR HINGE, PERFORMED REAM, NDT & AND INSTALLED OVERSIZED FASTENER, REF REO, NDT REPORT & M-337 FOR COMPLETE DETAILS.

Part: HINGE — FAILED (MLG DOOR) · airframe 30,024 hrs · 21,710 cycles

FOUND TWO OVERSIZED FASTENERS LT SIDE IN AFT MLG DOOR HINGE, C-CHECK. REPAIRED THE AFT MLG DOOR HINGE, IAW REO.

Part: SKIN — GOUGED (BS 1000) · airframe 30,024 hrs · 21,710 cycles

AFT CARGO DOOR CUTOUT, LOWER COAMING, HAS GOUGES AT FORWARD SIDE, BS 1000. C-CHECK, BLENDED DAMAGE AND RESTORED FINISH.

Part: ATTACH BRACKET — CRACKED (PAX DOOR) · airframe 30,024 hrs · 21,710 cycles

PAX DOOR HAS A SUSPECTED CRACK AT AFT ATTACH ANGLE BRACKET AT THE TOP PULLEY, MARKED, C-CHECK. R & R WITH NEW, AFT DRAG SUPPORT ANGLE REF REO.

Part: SKIN — CHAFED (BS 985) · airframe 30,024 hrs · 21,710 cycles

BS 985 STINGER 27 CHAFED. C-CHECK. REMOVED AND REPLACED THE DOUBLER AND FILLER BETWEEN BS 977 AND 985 IAW REO. PRESSURIZATION CHECKED GOOD.

Part: UNKNOWN — DAMAGED (UNKNOWN) · airframe 30,024 hrs · 21,710 cycles

PANEL 321CT COMPOSITE TORN. C-CHECK, REPAIRED PANEL 321 CT USING 7781 GLASS CLOTH P/O T28377 WITH EA9396, P/O T25520.

Part: SKIN — CHAFED (LT AILERON) · airframe 30,024 hrs · 21,710 cycles

LT AILERON, INBD UPPER L/E SKIN CHAFED. C-CHECK, MEASURED REMAINING MATERIAL THICKNESS ON LT AILERON UPPER SKIN L/E IT WAS FOUND TO BE .064 IN NON CEM. MILLED AREA OUT OF .090 ORIGINAL THICKNESS . THE MATERIAL LOSS WAS .026 THAT WAS FOUND TO BE OUT OF LIMITS IN REF TO SRM. REMOVED AND INSTALL NEW LT AILERON UPPER L/E SKIN IN REF TO SRM AND DWG. RESTORED TO ORIGINAL FINISH IN REF TO SRM. THERE WAS NO CHANGE TO WEIGHT NEW SKIN AND FASTENERS WERE THE SAME AS REMOVED. COMPLETED AND ATTACHED FORMS M-337 AND ST.

Part: WIRE HARNESS — DAMAGED (MLG WW) · airframe 30,024 hrs · 21,710 cycles

RIGHT WHEEL BIN HAS DAMAGED WIRING PROTECTION SHEATH OR CONDUIT NEXT TO FLAP WEAR BOX. C-CHECK, REPAIRED DAMAGED WIRING PROTECTION SHEATH OR CONDUIT NEXT TO FLAP WEAR BOX NEAR RT WHEEL BIN IAW REO.

Part: LEAD — DAMAGED (RT IDG) · airframe 30,024 hrs · 21,710 cycles

RT ENGINE IDG POWER LEAD TEXTILE PROTECTIVE CONDUIT TORN OPEN 2 PLACES. C-CHECK, REPAIRED RT ENGINE IDG POWER LEADS PROTECTIVE CONDUIT IAW REO. NO FURTHER ACTION REQUIRED.

Part: DOOR — STUCK (LT OVERWING) · airframe 29,869 hrs · 21,587 cycles

THE LEFT OVERWING EMERGENCY EXIT PROXIMITY SENSOR ACTUATING LEVER HAS BEEN REMOVED IN ORDER TO GET THE DOOR UN-JAMMED FROM THE FUSELAGE. SERVICE, REINSTALLED LEFT OVERWING E-EXIT PROXIMITY SENSOR ACTUATING LEVER AS REQUIRED IAW AMM.

Part: SENSOR — FAILED (CARGO DOOR) · airframe 29,423 hrs · 21,219 cycles

AFT CARGO DOOR CAUTION MESSAGE CYCLED DURING FLIGHT. PRESSURATION WAS NORMAL. REPLACED PX102 IAW AMM, PN1: 8-405-06.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 28,652 hrs · 20,612 cycles

LAST OVERHEAD EMERGENCY LIGHT IS BURNED OUT. FLT 4519 RELAMPED.

Part: CROSSBEAM — CORRODED (FUSELAGE) · airframe 25,712 hrs · 18,305 cycles

FS 280 CROSSBEAM CORRODED BEYOND LIMITS. (C-CHECK) REMOVED AND REPLACED FS 280 CROSSBEAM IAW REO.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 25,712 hrs · 18,305 cycles

STRINGER 19R UNDER RIGHT FLOOR SILL, JUST AFT OF FS 280, HAS EXFOLIATION CORROSION. (C-CHECK) REMOVED AND REPLACED STRINGER 19R IAW REO.

Part: HYDRAULIC LINE — LEAKING (NLG) · airframe 25,402 hrs · 18,066 cycles

DURING TAXI IN, HYDRAULIC SYSTEM 3 FLUID LEVEL REDUCED TO10 PERCENT. (FLT 4753) REPLACED NLG RETRACT HOSE IN REFERENCE TO AMM. P/N OFF: AE713578-12.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 24,293 hrs · 17,114 cycles

OVERHEAD EMERGENCY LIGHT IS OUT AT ROW 9. (FLT 4681) RELAMPED EMERGENCY LIGHT.

Part: TENSION TIE — CORRODED (PAX DOOR) · airframe 24,129 hrs · 16,997 cycles

PASSENGER DOOR, LOWER FORWARD TENSION TIE HAS EVIDENCE OF CORROSION AROUND IT. REPLACED PASSENGER DOOR FORMER FS 311 IN REFERENCE TO SRM.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 23,825 hrs · 16,780 cycles

OVERHEAD EMERGENCY LIGHT AT ROW 10 IS OUT. (FLT 4533) RELAMPED EMERGENCY LIGHT.

Part: BRACKET — GALLED (HORIZ STAB) · airframe 23,622 hrs · 16,648 cycles

GALLING ON THE RIGHT SIDE BOTTOM BRACKET ATTACHMENT PIN OF HORIZONTAL STAB TRIM ACTUATOR. (SERVICE) REPLACED BRACKET ATTACHMENT PIN.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 23,117 hrs · 16,299 cycles

NR 4 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4578) RELAMPED EMERGENCY LIGHT.

Part: BEAM — CRACKED (FUSELAGE) · airframe 21,521 hrs · 15,204 cycles

FS 280 BEAM CRACKED. (C-CHECK) REPLACE PER SRM.

Part: BULKHEAD — CORRODED (FUSELAGE) · airframe 21,798 hrs · 15,390 cycles

FS 280 RIGHT BULKHEAD LOWER WEB IS CORRODED. (C-CHECK) REPAIRED PER REO.

Part: BEAM — CRACKED (FUSELAGE) · airframe 21,798 hrs · 15,390 cycles

FS 280.0 BEAM IS CRACKED. (C-CHECK) REPAIRED PER REO.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 20,576 hrs · 14,584 cycles

EMERGENCY LIGHTS ARE DIM. (FLT 4651) REPLACED NR 1 AND NR 2 BATTERY PACK.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 19,728 hrs · 14,035 cycles

THREE EMERGENCY EXIT SIGNS INOP. (FLT 4696) REMOVED AND REPLACED NR 1 BATTERY PACK (ELBP) AND NR 1 CHARGER ASSY.

Part: ADC — MALFUNCTIONED (NR 1) · airframe 19,351 hrs · 13,773 cycles

ALTIMETERS SPLIT AT FL350. (FLT 4801) REPLACED NR 1 ADC AND PURGED PITOT/STATIC SYSTEMS.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 18,857 hrs · 13,394 cycles

CEILING LEVEL EMERGENCY FLOOD LIGHT OVER ROW 18 INOP. (FLT 4570) RELAMPED EMERGENCY LIGHT.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 18,632 hrs · 13,215 cycles

EMERGENCY LIGHT SECOND TO LAST, INOP. (FLT 4682) RELAMPED EMERGENCY LIGHT.

Part: SAFETY VALVE — OBSTRUCTED (CABIN PRESSURE) · airframe 18,310 hrs · 12,984 cycles

UNABLE TO PRESSURIZE CABIN. (FLT 4557)REMOVED INSULATION FROM NR 1 SAFETY VALVE. PRESSURE CHECKS NORMAL.

Part: LIGHT — BROKEN (CABIN) · airframe 17,721 hrs · 12,565 cycles

FLOOR LEVEL EMERGENCY EXIT LIGHT AT MAIN DOOR IS BROKEN. (FLT 4603) INSTALLED NEW LIGHT ASSEMBLY.

Part: PCU — OUT OF RIG (RUDDER) · airframe 17,456 hrs · 12,358 cycles

ABNORMAL CONTROL INPUTS REQUIRED FOR RUDDER YAW. (FLT 4738) RIGGED RUDDER PCU'S AND TRAVEL STOPS.

Part: SIGN — LOOSE (EMERGENCY LIGHTS) · airframe 17,334 hrs · 12,263 cycles

FLT 4753, EMERGENCY EXIT SIGN ABOVE ROW 13 INOP. RESECURED SIGN.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,222 hrs · 12,166 cycles

SEAT TRACK CORRODED. (C CHECK) REPLACED SEAT TRACK.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 17,222 hrs · 12,166 cycles

FS 280 FLOORBEAM CORRODED. (C CHECK) REPAIRED PER REO.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 17,222 hrs · 12,166 cycles

RIGHT STRINGER 18R AFT OF FS 280 CORRODED. (C CHECK) REPAIRED PER REO.

Part: LINK — WORN (AILERON) · airframe 14,626 hrs · 10,366 cycles

FLT 4110 - EXCESSIVE AILERON TRIM REQUIRED IN ORDER TO MAINTAIN COORDINATED FLIGHT. REPLACED RIGHT AILERON LINKS, BOLTS AND BUSHINGS IAW 27-15-01.

Part: CROSSBEAM — CHAFED (FUSELAGE) · airframe 14,010 hrs · 9,969 cycles

CO-PILOT CONTROL COLUMN IS DIFFICULT TO MOVE. FOUND CROSS BEAM AT FS 295.0 CHAFED BY ELEVATOR CABLE. REPAIRED AREA IAW CRJ 700 REO 670-53-21-330.

Part: FLOORBEAM — CRACKED (BS 280) · airframe 14,519 hrs · 10,303 cycles

COCKPIT FLOOR SUPPORT ANGLE IS CRACKED AT LBL 9, FOUND AT C-CHECK. REPAIRED COCKPIT FLOOR SUPPORT AT FS 280.00 PER CRJ700/900 SRM 51-42-06.

Part: FLOORBEAM — CRACKED (BS 280) · airframe 14,519 hrs · 10,303 cycles

WEB STIFFENER AT FS 280 AND RBL 26 IS CRACKED, FOUND AT C-CHECK. COMPLIED WITH REPAIRS PER CRJ700 SRM 51-42-06-001-001-A01.

Part: SILL — CORRODED (BS 282) · airframe 14,519 hrs · 10,303 cycles

RIGHT OUTBOARD FLOOR SILL AT FS 282 HAS AREA OF CORROSION, FOUND AT C-CHECK. COMPLIED WITH REPAIRS PER BOMBARDIER REO 670-53-21-324 AND CRJ700/900 SRM 51-42-06.

Part: BULKHEAD — CORRODED (BS 280) · airframe 14,519 hrs · 10,303 cycles

RIGHT SIDE OF FS 280 BULKHEAD WEB HAS CORROSION, FOUND AT C-CHECK. REPAIRED AREA PER CRJ700/900 SRM 52-11-10-201-003-A01 AND REPAIR NR 601R-53-0076A.

Part: FLOORBEAM — CRACKED (BS 280) · airframe 14,519 hrs · 10,303 cycles

FS 280 FLOOR SUPPORT BEAM IS CORRODED AND CRACKED, FOUND AT C-CHECK. REPAIRED FS 280 FLOOR SUPPORT BEAM PER CRJ7/9 SRM 51-42-06 AND REO 620-33-11-265.

Part: TORQUE TUBE — DISCONNECTED (NR 1 SLAT) · airframe 12,684 hrs · 9,104 cycles

FOUND "SLATS FAIL" CAUTION MESSAGE. RECONNECTED INBOARD TORQUE TUBE TO NR 1 SLAT ACTUATOR ON RIGHT WING PER AMM 27-81-01.

Part: TORQUE TUBE — DISCONNECTED (SLATS) · airframe 12,477 hrs · 8,960 cycles

SLATS FAIL CAUTION MESSAGE AFTER TAKEOFF. RETURNED TO BIL. RECONNECTED TORQUE TUBE IAW CRJ 700 MM 27-81-01 AND RIGGED IAW CRJ 700 M 27-81-00. OPS CHECKS GOOD.

Part: BULB — BURNED OUT (EMERGENCY LIGHT) · airframe 10,998 hrs · 7,959 cycles

AFT CEILING EMERGENCY FLOOD LIGHT INOP. REPLACED BULB IN EMERGENCY LIGHT ASSEMBLY. OPERATIONAL CHECKS GOOD.

Part: LAMP — FAILED (EMERGENCY LIGHT) · airframe 10,722 hrs · 7,755 cycles

EMERGENCY CEILING LIGHT AT ROW 16D IS INOP. RELAMPED CEILING LIGHT AT SEAT 16D. OPERATIONAL CHECKS GOOD.

Part: COMPUTER — MALFUNCTIONED (ALTIMETER) · airframe 10,682 hrs · 7,724 cycles

ALTIMETERS HAVE 100 FT DIFFERENCE DURING CRUISE. REPLACED ADC NR 2 IAW MM 34-13-01. PERFORMED FUNCTIONAL TEST OF ADC NR 2 IAW MM 34-11-00, SN OFF 13MTW.

Part: LINK — CORRODED (AILERON) · airframe 12,214 hrs · 8,790 cycles

RIGHT AILERON FLUTTER DAMPNER SHEAR LINK IS CORRODED. REPLACED RIGHT AILERON FLUTTER DAMPNER SHEAR LINK IAW CRJ MM 27-15-05-400-802-A01.