N800SK

ATA 2910

HYD 1 LOW PRESS CAUTION AT CRUISE. QUANTITY 0 PERCENT PRESSURE 2700, 18 DEGREES C. RAN QRH THEN HAD HYD EDP 1A CAUTION MESSAGE AND RAN QRH, NO CHANGE. (FLIGHT 4024) FOUND PINHOLE IN HYD SYS NR 1 RETURN LINE IN MAIN LANDING GEAR NR1 WHEEL BIN. REPAIRED HYDRAULIC LINE WITH PERMASWAGE FITTINGS IAW AMM 20-30-00.

ATA 5310

REPAIR FS 280 LOWER BUTT-STRAP BETWEEN STR25L (C-CHECK RO 06/29/2025)PERFORMED REPAIR FS 280 LOWER BUTT-STRAP BETWEEN STR25L BY COMPLYING WITH REO 690-53-21-1936 REV-- DATED 2025-06-27, COMPLIED WITH 51-900-1002-SKY, LEAK CHECK PASSED

ATA 5330

AFT FUSELAGE EXTERNAL LOWER SKIN PANEL CHAFED BETWEEN FS897 AND FS913 STR27 (MARKED). 30056481 (C-CHECK RO 06/29/2025)REPAIRED AFT FUSELAGE EXTERNAL LOWER SKIN PANEL CHAFED BETWEEN FS897 AND FS913 STR27 PER REO 690-53-51-467 REV-- DATE 2025-05-20. SEE CONTINUATION FOR DETAILS. ALSO COMPLIED WITH 51-900-1002-SKY. GREO 670-53-00-290 REV -F DATED 2019-04/26, LEAK TEST GOOD

ATA 5330

LIGHTNING STRIKE BURN MARK ON THE SKIN BETWEEN FS661+16 AND FS661+32 BETWEEN STR 18R AND 19R. REPAIRED LIGHTNING STRIKE AT FUSELAGE SKIN BETWEEN FS661+16 AND FS661+32 BETWEEN STR 18R AND 19R. REMOVING ALL DAMAGE REF CRJ900 SRM 53-00-00-201-003-A03 AND CRJ900 SRM 53-31-01-101-004-A04.

ATA 5344

MULTIPLE GOUGES ON THE PASSENGER DOOR PIANO HINGE(DOOR SIDE). CAMP # 30038062. (C-CHECK RO 06/29/2025)INSPECTED PASSENGER DOOR PIANO HINGE FOR MULTIPLE GOUGES. REMAINING THICKNESS OF LUG #1 IS 0.109" , REMAINING THICKNESS OF LUG #2 IS 0.113", REMAINING THICKNESS OF LUG #3 IS 0.116", REMAINING THICKNESS OF LUG #4 IS 0.118" AND REMAINING THICKNESS OF LUG #23 IS 0.106" MINIMUM ALLOWABLE THICKNESS IS 0.100" FOUND ALL LUGS WITHIN LIMITS REF REO 670-52-11-511 REV-E 2017-08-02 TYPE 1. STEP 2. CALIBRATED CALIPERS USED 1002TUC CAL DUE DATED 31-AUG-25. SEE CONTINUE CARD FOR MORE DETAILS.COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5330

CORROSION ON EXTERNAL SKIN BETWEEN FS1031 - FS1051 STR26R - STR26L ( 29979184 ) (C-CHECK RO 06/29/2025)REPAIRED CORROSION ON EXTERNAL SKIN BETWEEN FS1031- FS1051, STR 26L REF REO 690-53-61-1558, REV:--, DATED 2025-04-21 AND CRJ900 SRM 51-21-06-001-001-A01, SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5754

LH SLAT TRACK 3-3 UPPER OUTBOARD AFT ROLLER WORN. REMOVED AND REPLACED LH SLAT TRACK 3-3 TOP OUTBOARD AFT ROLLER REF AMM 27-81-43-000-806-A01 AND 27-81-43-400-806-A01.

ATA 5311

CORROSION FOUND ON REINFORCING ANGLE OF FRAME FS549.00 BETWEEN STGR 17L AND 18L. (29947227). (C-CHECK RO 06/29/2025)REMOVED AND REPLACED CLEAT PN: SH670-33796-1 AT FS549 BETWEEN STGR 17 AND STGR 18 PER CRJ 900 SRMS 51-42-06-001-001-A01 AND 51-42-22-001-001-A01 USING DWG NO SH690-33750 REV AF. COMPLIED WITH 51-900-1002-SKY TASK CARD.

ATA 5753

LH INBOARD FLAP FLS 24.0 VANE ACTUATOR BEAM HAS ROLLER INDENTIONS (C-CHECK RO 06/29/2025)LH INBOARD FLAP FLS 24.0 VANE ACTUATOR BEAM REPAIRED PER REO 670-57-52-257 REV -A DATED 2024-08-20. WITHIN LIMITS. NO DEFECTS. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY. OPERATIONAL TEST PASSED.

ATA 5753

LH INBOARD FLAP FLS 140.40 VANE ACTUATOR BEAM HAS ROLLER INDENTIONS (C-CHECK RO 06/29/2025)LH INBOARD FLAP FLS 140.40 VANE ACTUATOR BEAM PER REO 670-57-52-257, REV -A, DATE 2024-08-20. WITHIN LIMITS. NO DEFECTS. OPERATIONAL TEST PASSED. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY.

ATA 5753

RH INBD FLAP HAS GROOVE ON FLAP VANE ACTUATOR ROD AT APPROX FLS 102.90. (C-CHECK RO 06/29/2025)RH INBD FLAP VANE ACTUATOR ROD AT APPROX FLS 102.90. REPAIRED PER REO 670-57-52-257, REV -A, DATE 2024-08-20. WITHIN LIMITS. OPERATIONAL TEST PASSED. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY.NOTE: RII / MAJOR REPAIR DUE TO RECURRENT INSPECTION REQUIREMENT AFTER 40K FLIGHT CYCLES PER SHEET 2 OF REO.

ATA 5220

RH FWD EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS CHAFFED. CAMP # 29942099. (C-CHECK RO 06/29/2025)PERFORMED BLEND OUT REPAIR ON RH FWD EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS. REF. REO 690-52-21-192 REV.-- DATED 2025-04-21. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5753

RH INBD FLAP HAS GROOVE ON FLAP VANE ACTUATOR ROD AT APPROX FLS 140.40. (C-CHECK RO 06/29/2025)RH INBD FLAP VANE ACTUATOR AT APPROX FLS 140.40 REPAIRED PER REO 670-57-52-257, REV -A, DATE 2024-08-20. WITHIN LIMITS. NO DEFECTS. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY. NOTE: RII / MAJOR REPAIR DUE TO RECURRENT INSPECTION REQUIREMENT AFTER 40K FLIGHT CYCLES PER SHEET 2 OF REO.

ATA 5753

RH INBD FLAP VANE ACTUATOR AT APPROX FLS 24.00 HAS A GROOVE ON THE ACTUATOR ROD. (C-CHECK RO 06/29/2025)RH INBD FLAP VANE ACTUATOR AT APPROX FLS 24.00 REPAIRED PER REO 670-57-52-257, REV -A, DATE 2024-08-20. WITHIN LIMITS. NO DEFECTS. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY. NOTE: RII / MAJOR REPAIR DUE TO RECURRENT INSPECTION REQUIREMENT AFTER 40K FLIGHT CYCLES PER SHEET 2 OF REO.

ATA 5311

CORROSION FOUND ON FRAME FS533.00 BETWEEN STGR 17L AND 18L WEB PORTION AND ATTACHING FLANGE. (29941771) (C-CHECK RO 06/29/2025)PERFORMED SPLICE REPAIR ON FRAME FS533.00 BETWEEN STGR 17L AND 18L. REF CRJ-900 SRM 53-00-06-201-001-A03, CRJ-900 SRM 51-42-06-001-001-A01 AND DWG SH690-33100 REV N SHT 1. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5753

RH INBD FLAP HAS GROOVE ON FLAP VANE ACTUATOR ROD AT APPROX FLS 65.50. (C-CHECK RO 06/29/2025)RH INBD FLAP VANE ACTUATOR ROD AT APPROX FLS 65.50 REPAIRED PER REO 670-57-52-257 REV-A DATE 2024-08-20. WITHIN LIMITS. OPERATIONAL TEST PASSED. COMPLIED WITH M-337 AND TASK CARD 51-900-1002-SKY.NOTE: RII / MAJOR REPAIR DUE TO RECURRENT INSPECTION REQUIREMENT AFTER 40K FLIGHT CYCLES PER SHEET 2 OF REO.

ATA 5320

ANGLE FOR LH TIRE BURST PANEL 542AZ IS CORRODED. (C-CHECK RO 06/29/2025)REMOVED AND REPLACED LH TIRE BURST PANEL 542AZ ANGLE REF CRJ900 SRM 51-42-21-001-001-A01 REVISION 38,DATED JULY 25/2020 AND DWG CC670-10320 REV FCOMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5220

RIGHT AFT EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS CHAFFED. PERFORMED BLEND OUT REPAIR ON RH AFT EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS. REF. REO 690-52-21-193 REV.-- ISSUED 2025-04-21.COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5220

LH AFT EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS CHAFFED. CAMP # 29942073. (C-CHECK RO 06/29/2025)PERFORMED BLEND OUT REPAIR ON LH AFT EMERGENCY EXIT DOOR I/B AND O/B HOOK FITTINGS. REF REO 690-52-21-194 REV -- DATED 2025-04-21. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5320

ANGLE FOR RH TIRE BURST PANEL 642AZ IS CORRODED. REMOVED AND REPLACED RH TIRE BURST PANEL 642AZ ANGLE REF CRJ 200 SRM 51-42-21-001-001-A01 AND DWG CC670-10320 REV. F. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD

ATA 5320

CRACK IN THE RADIUS OF THE REPAIR DOUBLER ON THE TRU BAY FLOOR, RIGHT SIDE UNDER THE ADG PUMP, AT FS193 .00 FRAME INBOARD AFT CORNER. REPLACED THE REPAIR DOUBLER ON THE RIGHT TRU BAY FLOOR. REF REO 670-53-11-509 REV-E DATE 2018-02-08.

ATA 5753

RH INBD FLAP HAS GROOVES ON THE VANE ACTUATOR CAM TRACKS AT APPROX FLS 102.90. REPAIRED RH INBD FLAP ON THE VANE ACTUATOR CAM TRACKS AT APPROX FLS 102.90 BY COMPLYING WITH ALL STEPS OF REO 670-57-52-259 REV -.

ATA 5311

CORROSION ON FRAME IN MULTIPLE LOCATIONS AT FS613 BETWEEN STGR 26L AND STGR 26R. (C-CHECK RO 06/29/2025)PERFORMED FRAME FLANGE SPLICE REPAIR ON FS613 BETWEEN STRG27 AND STRG26R REF CRJ900 SRM 53-00-06-201-001-A03 AND CRJ-900 SRM 51-42-06-001-001-A01. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. LEAK TEST GOOD

ATA 5320

FWD CARGO FWD H-PLATE ON OPEINING SILL HAS CORROSION AT APPROX FS517 STGR 24L .(MARKED) (C-CHECK RO 06/29/2025)BLENDED CORRODED AREA ON FWD CARGO FWD H-PLATE FS517 STGR 24L. REF CRJ-900 SRM 51-21-06-001-001-A01. COMPLIED WITH REO 690-53-31-960 REV -- DATE: 2025-04-21 AND SKYWEST TASKCARD 51-900-1002-SKY. THE SUBJECT REWORKED CONDITION IS STRUCTURALLY ACCEPTABLE. SEE CONTINUE CARD FOR DETAILS.

ATA 5315

AVIONICS BAY FLOOR SUPPORT ANGLE AT FS.280.00 CORRODED IN MULTIPLE SPOTS (MARKED). (C-CHECK RO 06/29/2025)REMOVED AND REPLACED WITH NEW AVIONICS BAY FLOOR SUPPORT ANGLE AT FS280.00 IAW CRJ900 SRM 51-42-06-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01 AND DWG CC670-34256 REV NC-1. SEE CONTINUE CARD FOR MORE DETAILS.

ATA 5320

RH FLOOR SILL IS CORRODED FS280 €“ 319 (C-CHECK RO 06/29/2025)REPAIRED RH FLOOR SILL CORROSION AT FS280-FS319 REF CRJ 900 SRM TASK 51-40-06-001-001-A01 , CRJ 900 SRM TASK 51-42-21-001-001-A01 , CRJ 900 SRM TASK 51-42-06-001-001-A01 , CRJ 900 SRM TASK 51-42-13-001-001-A01 , CRJ900 SRM 51-45-00-001-001-A01, AND BOMBARDIER DWG SH690-32170 REV. AD. COMPLIED WITH 51-900-1002-SKY.ALL CHECKS GOOD AT THIS TIME.

ATA 5311

CORROSION ON FRAME AT FS613 BETWEEN STGR 18L AND STGR 19L. (MARKED) (C-CHECK RO 06/29/2025)REMOVED CORRODED FRAME AT FS613- BETWEEN STGR18L AND STGR19L REF CRJ900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 INSTALLED NEW FRAME AT FS613- BETWEEN STGR18L AND STGR19L REF CRJ900 SRM 51-42-06-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01 & DWG # SH690-33750 REV-AF.ALSO COMPLIED WITH 51-900-1002-SKY.

ATA 5315

LBL9 FLOOR BEAM IS CORRODED FS1031 (C-CHECK RO 06/29/2025)REPAIRED FLOOR BEAM NEW SECTION AT LBL 9.0 BETWEEN F/S 1025 TO F/S 1037 IAW CRJ 900 SRM 53-00-41-201-001-A03 AND CRJ 900 SRM 51-42-21-001-001-A01.COMPLIED WITH 51-900-1002-SKY.

ATA 5311

CORROSION ON FRAME ANGLE AT APPROX FS613 STGR 18L. (MARKED) (C-CHECK RO 06/29/2025)PERFORMED FRAME SPLICE REPAIR PERCRJ900 SRM 53-00-06-201-001-A03, CRJ900 SRM 51-42-06-001-001-A01AND CRJ900 SRM 51-42-21-001-001-A01. SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5313

CORROSION ON STGR 24R IN MULTIPLE LOCATIONS BETWEEN FS581 AND FS597. PERFORMED STRINGER SPLICE REPAIR AND INSTALLED ALL REPAIR PARTS AT STGR 24R BETWEEN FS565 AND FS661+32. REF. CRJ900 SRM 53-00-03-201-001-A02 FIGURE 53-00-03-995-806 SHEET 1, REO 690-53-31-958 REV -- DATED 202-05-14 AND DWG# SH690-33200 SHEET 1 REV. N. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5311

CORROSION ON FRAME AT FS661+32 BETWEEN STGR 18L AND STGR 19L. (MARKED) (C-CHECK RO 06/29/2025)REMOVED DAMAGE STUB FRAME AND INSTALLED NEW STUB FRAME AT FS661+32 BETWEEN STR 18L AND STR19L REF DWG# SH690-33750 REV: AF AND CRJ900 SRM 51-42-06-001-001-A01; 51-42-21-001-001-A01. SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5310

SERVICE DOOR SILL BOTTOM ANGLE HAS MULTIPLE LOCATIONS OF CORROSION. (C-CHECK RO 06/29/2025)REMOVED AND REPLACED MOUNTING ANGLE IAW CRJ900 SRM 51-42-06-001-001-A01 AND DRAWING# SH670-31950, REV Y. AND REMOVED AND REPLACED 4 EA WEB FLOOR PROTECTORS ON SERVICE DOOR SILL PER REO 690-53-21-1959, REV --, 2025-05-29.SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH 51-900-1002-SKY

ATA 5313

CORROSION ON STR 26R ATTACH FLANGE BETWEEN FS1015 €“ 1031 (C-CHECK RO 06/29/2025)REPAIRED CORROSION DAMAGE ON STR 26R ATTACH FLANGE BETWEEN FS1015 AND FS1031 BY COMPLETING ALL STEPS (1-13) OF REO 690-53-61-1555, REV --, DATED 2025-05-01. LEAK CHECK GOOD. SEE CONTINUE CARD FOR DETAILS.

ATA 5311

CORROSION ON FRAME ANGLE AT APPROX FS645 STGR 18L. (MARKED) (C-CHECK RO 06/29/2025)REMOVED AND REPLACED FRAME ANGLE/CLEAT PN SH670-33796-1 AT FS 645.00 STGR 18L PER CRJ900 SRMS 51-42-06-001-001-A01 AND 51-42-22-001-001-A01 USING DWG NO SH690-33750 REV AF. COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5311

CORROSION ON FRAME ANGLE AT APPROX FS581 STGR 18L. (MARKED) (C-CHECK RO 06/29/2025)PERFORMED FRAME SPLICE REPAIR REF CRJ900 SRM 53-00-06-201-001-A03, CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01 AND BOMBARDIER DRAWING SH690-33100, REV N. COMPLIED WITH ALL STEPS OF SKYWEST TASK CARD 51-900-1002-SKY. LEAK TEST GOOD. SEE CONTINUE CARD FOR ALL DETAILS.

ATA 5311

CORROSION ON FRAME AT FS645 BETWEEN STGR 17L AND STGR 18L. (MARKED) (C-CHECK RO 06/29/2025)REPLACED FRAME SECTION FS645 STGR16L-18L REF CRJ 900 SRM 53-00-06-201-001-A03 AND CRJ900 SRM 51-42-06-001-001-A01.SEE CONTINUE CARD FOR WORK PERFORMED. COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5311

CORROSION ON FRAME AT FS581 BETWEEN STGR 27 AND STGR 26R. (C-CHECK RO 06/29/2025)REPAIRED CORROSION ON FRAME AT FS581 BETWEEN STGR 27 AND STGR 26R. CRJ900 SRM 53-00-06-201-001-A03 AND 51-42-06-001-001-A01. SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY LEAK TEST GOOD

ATA 5311

CORROSION ON FRAME AT FS501 BETWEEN STGR 27 AND STGR 26L. (C-CHECK RO 06/29/2025)BLENDED OUT CORROSION ON FRAME FS501 BETWEEN STGR 27 AND 26L. FOUND WITHIN LIMITS. REF. REO 690-53-31-959 REV.-- ISSUED 2025-04-18.COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5240

SERVICE DOOR LOWER SEAL STRIKER HAS CORROSION AROUND MULTIPLE FASTENER HOLES. REMOVED AND REPLACED GALLEY SERVICE DOOR LOWER SEAL STRIKER REF CRJ900 SRM 51-42-06-001-001-A01, AND DRAWING SH670-31950, REV Y. LEAK CHECK GOOD. SEE CONTINUE CARD FOR MORE DETAILS.COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5315

RBL12 FS280 CLIP IS CRACKED (C-CHECK RO 06/29/2025)REMOVED AND REPLACED CLIP P/N CC670-34099-2 AT RBL 12 FS,280 REF. CRJ900 SRM 51-42-21-001-001-A01 AND DWG# KBA670-30026 REV. J SHT 7. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (**RII**).

ATA 5210

PAX DOOR SEAL STRIKER IS CHAFED AT FS310 APPROX STGR 9L. (C-CHECK RO 06/29/2025)REPAIRED PAX DOOR STRIKER REF CRJ 900 SRM 53-21-23-201-006-A01. SEE CONTINUE CARD FOR DETAILS.COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.

ATA 5210

PAX DOOR FWD AND AFT CAM FITTINGS ON FUSELAGE SIDE ARE CHAFED. CHAFES FOUND TO BE OUT OF LIMITS REF RJ 900 SRM 53-21-23-101-001-A02 . INSTALLED NEW FWD AND AFT PAX DOOR CAM FITTINGS ON FUSELAGE SIDE IAW CRJ900 SRM 53-21-27-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01 AND SH670-31913-3. COMPLIED WITH 51-900-1002-SKY.DWG# SH670-31810, REV AE.

ATA 5315

LBL12 FS280 CLIP IS CRACKED (C-CHECK RO 06/29/2025)REMOVED AND REPLACED CLIP P/N CC670-34099-1 REF CRJ 900 SRM 51-42-21-001-001-A01 WITH DRAWING BA670-31057 REV -L FOR FASTENER CALL-OUT. COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUE CARD FOR WORK DETAILS.

ATA 5310

PAX DOOR LOWER SILL LOWER ANGLE HAS CORROSION IN MULITPLE LOCATIONS. (C-CHECK RO 06/29/2025)REMOVED AND REPLACED NEW PAX DOOR LOWER SILL LOWER ANGLE REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG# SH670-31810 REV AE. LEAK CHECK GOOD. ( SEE CONTINUE CARD FOR WORK DETAILS ). COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5310

4EA GOUGES ON UPPER PAX DOOR SURROUND AT APPROX STGR 4L BEHIND NUTPLATE BRACKETS. COMPLETED REO 690-53-21-1925 REV.--, DATED 2025-04-21 FOR GOUGE DAMAGE TO UPPER LINTEL DOUBLER ABOVE PAX DOOR BETWEEN FS333.00-FS337.50 AT STR 3L. (#3 DOUBLER BLEND). ENSURED GOUGE WAS BLENDED TO A SMOOTH CONTOUR IAW SRM 51-12-00-001-001-A0. ENSURED COMPLETE DAMAGE REMOVAL AND REMAINING THICKNESS IS NOT LESS THAN REPORTED. NDT WAS ACCOMPLISHED IN STEP 3A AND VERIFIED THAT BLEND AREA IS CRACK FREE. REPLACED (1EA.) RIVET AT REWORKED AREA IAW SRM 51-42-06-001-001-A01. RESTORED FINISH TO REWORKED AREA IAW SRM 51-21-16-001-001-A01.

ATA 5315

COCKPIT FLOOR BOARD SUPPORT ANGLE ON THE FWD SIDE OF FS280 IS CORRODED (C-CHECK RO 06/29/2025)FOUND TO BE OUT OF LIMITS, REMOVED AND REPLACED COCKPIT FLOOR BOARD SUPPORT ANGLE ON THE FWD SIDE OF FS280 REF DWG CC670-33052 REV G, CRJ900 SRM 51-42-21-001-001-A01, CRJ900 SRM 51-42-06-001-001-A01, COMPLIED WITH 51-900-1002-SKY

ATA 7830

L/H LWR TRANSCOWL OTBD "A" BRACKET IS CRACKED (C-CHECK RO 06/29/2025)REMOVED AND INSTALLED NEW L/H LWR TRANSCOWL O/B BRACKET REF REO# 670-54-21-971, REV B, DATED 11/28/23 AND CRJ900 AMM 78-33-03-400-801-A01. OPS CHECK GOOD AT THIS TIME. SEE CONTINUE CARD FOR MORE DETAILS.

ATA 7830

L/H UPPER TRANSCOWL Z STIFFENER RIVETS ARE SHEARED. REPAIRED LEFT UPPER TRANSCOWL AT SHEARED RIVETS ON INNER SKIN COMMON TO ZED STIFFENER, REF. REO 690-54-21-552, REV. --, COMPLIED WITH MAJOR REPAIR M-337, SKY CARD 51-900-1002-SKY.

ATA 5410

S/N 0462BETWEEN FS1069.75 AND FS1088.20 INTERNAL OF LH PYLON (LUNCH BOX), THEIRS A FUEL LINE THAT LEAKED AND AREA HAS CORROSION. FLAGGED (C-CHECK RO 06/29/2025)REMOVED CORROSION BETWEEN FS1069.75 AND FS1088.20 INTERNAL OF LH PYLON (LUNCH BOX) PER CRJ900 SRM 51-21-06-001-001-A01 AND COMPLIED WITH ALL STEPS (1-4) OF REO 690-53-61-1573, REV --, 2025-04-29. COMPLIED WITH 51-900-1002-SKY

ATA 5310

S/N 0444EXTERNAL INSPECTION OF THE RH AFT FUSELAGE TRU BAY LATCH RECEIVER HAS A POSSIBLE CRACK. FLAGGED (C-CHECK RO 06/29/2025)REMOVED AND REPLACED RH TRU LATCH RECEIVER (LANDING PN CC670-33151-6) PER DWG CC670-33040 REV-G, CRJ 900 SRM 51-42-06-001-001-A01 REV 38 JUL 25/2020, CRJ 900 SRM 51-42-22-001-001-A01 REV 38 JUL 25/2020 AND ALL STEPS (1-6) OF REO690-53-11-1974, REV --, 2025-04-17. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5512

LH HORIZONTAL STAB. UPPER EXTERNAL SKIN HAS DENTS ON OB END (MARKED) (C-CHECK RO 06/29/2025)LH HORIZONTAL STAB. UPPER EXTERNAL SKIN DENTS EVALUATED AND FOUND OUT OF LIMITS. REPAIRED PER MHIRJ REO 690-55-11-198 REV -- DATE 2025-04-28. SEE CONTINUATION CARD FOR DETAILS

ATA 7830

L/H UPPER TRANSCOWL INBD A-BRACKET STANDOFF IS CRACKED REMOVED AND REPLACED I/B STAND-OFF ANGLE ON L/H UPPER TRANSCOWL, REF. REO 670-54-21-971, REV. B,

ATA 7830

R/H UPPER TRANSCOWL INBD "A" BRACKET STANDOFF IS CRACKED. REMOVED CRACKED INBD "A" BRACKET STANDOFF AND INSTALLED 1 EA NEW INBD "A" BRACKET STANDOFF P/N CN624-2082-201 ON R/H UPPER TRANSCOWL REF MHIRJ GREO #670-54-21-971 REV (-B) 2023-11-28 STEPS 1-3.

ATA 5753

RH OUTBOARD FLAP PANEL CAM ROLLER FITTING FLS179.96 WORN FROM BUTE DOOR ROLLER (C-CHECK RO 06/29/2025)RH OUTBOARD FLAP PANEL CAM ROLLER FITTING FLS179.96 REPAIRED PER REO 670-57-53-008 REV -C DATED 2017-12-19. WITHIN LIMITS. BUTE DOOR ROLLER REPLACED WITH NEW. RIGGING PASSED. NO FURTHER ACTION REQUIRED.

ATA 5240

GALLEY SERVICE DOOR OUTER HANDLE HOUSING IS CHAFED AT THE HANDLE. (MARKED) (C-CHECK RO 06/29/2025)REMOVED AND REPLACED GALLEY SERVICE DOOR HANDLE HOUSING REF CRJ900 SRM 51-42-06-001-001-A01 AND BOMBARDIER DRAWING CC670-38103, REV C. LEAK AND OPERATIONAL CHECKS GOOD. SEE CONTINUE CARD FOR MORE DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5753

COMPLY WITH SCHEDULED MAINTENANCE CODE: RA85681-670-57-53-141 MXCODEID69288-PR - DENT TO LH OUTBOARD FLAP LOWER SKIN AFT OF INTERCOSTAL SPAR DATUM BETWEEN FS171.963-FS179.965. THIS TEMPORARY DISPOSITION IS VALID FOR 4300 FLIGHT HOURS FROM THE TIME OF INCORPORATION UNTIL A PERMANENT REPAIR IS DUE***DUE BY TAT 44844.3***, PART NUMBER: SH670-14699-5 - FLAP ASSY, OTBD LH, SERIAL NUMBER: SB/RJ/311, POSITION: LEFT (C-CHECK RO 06/29/2025)PERMANENTLY REPAIRED L/H OTBD FLAP REF. CRJ900 SRM 57-53-01-201-001-A01, REPAIR TYPE III, FIG. 57-53-01-991-811, SHEET 1, REPAIR 001-A01.COMPLIED WITH SKYCARD 51-900-1002-SKY

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 1-2 900 LH - LH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12027-3 (QTY 2) AND SIDE ROLLER ASSY 0.875 DIA. SLAT TRACK PN CC670-12048-3 (QTY 2) ARE DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-520-804 (MRB 27-81-43-702, 27-8143-713), PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)COMPLIED WITH TASK CARD 27-520-804 (A01) DISCARD OF THE LEFT SLAT TRACK 1-2 SIDE ROLLERS. REPLACED WITH NEW/SERVICEABLE 2EA PN CC670-12027-3 AND 2EA PN CC670-12048-3. OPERATIONAL TEST PASSED.

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 1-2 900 RH - RH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12027-3 (QTY 2) AND SIDE ROLLER ASSY 0.875 DIA. SLAT TRACK PN CC670-12048-3 (QTY 2) ARE DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-620-804 (MRB 27-81-43-702, 27-81-43-707). , PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)COMPLIED WITH TASK CARD 27-620-804 (A01) DISCARD OF THE RIGHT SLAT TRACK 1-2 SIDE ROLLERS. REMOVED WORN AND INSTALLED 4EA NEW/SERVICEABLE RH SLAT-TRACK 1-2 SIDE ROLLERS PN CC670-12027-3 AND CC670-12048-3 - REF CRJ900 AMM 27-81-44-400-801 (CONFIG A01). OPERATIONAL TEST PASSED.

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 2-2 900 LH - LH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12027-3 (QTY 2) AND SIDE ROLLER ASSY 0.875 DIA. SLAT TRACK PN CC670-12048-3 (QTY 2) ARE DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-530-815 (MRB 27-81-43-702, 27-81-43-707)., PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)REMOVED AND INSTALLED NEW LH SLAT TRACK 2-2 FWD AND AFT SIDE ROLLERS. REF. SKYWEST TASK CARD 27-530-815 (A01), CRJ900 AMM 27-81-44-000-802 (A01) AND AMM 27-81-44-400-802 (A01). COMPLIED WITH TASK CARD 27-530-815 (A01). OPERATIONAL TEST PASSED.CRIMPER TUC4270, CAL DUE 31-JAN-26DIAL CALIPER TUC0554, CAL DUE 30-NOV-25

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 2-2 900 RH - RH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12027-3 (QTY 2) AND SIDE ROLLER ASSY 0.875 DIA. SLAT TRACK PN CC670-12048-3 (QTY 2) ARE DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-630-815 (MRB 27-81-43-702, 27-81-43-707). , PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)COMPLIED WITH TASK CARD 27-630-815 (A01) DISCARD OF THE RIGHT SLAT TRACK 2-2 SIDE ROLLERS. REMOVED WORN AND INSTALLED 4EA NEW/SERVICEABLE RH SLAT-TRACK 2-2 SIDE ROLLERS PN CC670-12027-3 AND CC670-12048-3 - REF CRJ900 AMM 27-81-44-400-801 (CONFIG A01). OPERATIONAL TEST PASSED.

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 3-2 900 LH - LH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12459-3 DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-530-816 (MRB 27-81-43-702), PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)COMPLIED WITH TASK CARD 27-530-816 (A01) DISCARD OF THE LEFT SLAT TRACK 3-2 SIDE ROLLERS, REPLACING THE OLD ROLLERS WITH 4EA NEW/SERVICEABLE PN CC670-12459-3. GAPS AND SMOOTHNESS OF OPERATIONS CHECKS GOOD.

ATA 5754

COMPLY WITH SCHEDULED MAINTENANCE CODE: SIDE ROLLER SLAT TRACK 3-2 900 RH - RH SIDE ROLLER ASSY 0.750 DIA. SLAT TRACK PN CC670-12459-4 DUE LIFE LIMIT. REMOVE AND DISCARD. REPLACE WITH SERVICEABLE PARTS IAW 27-630-816 (MRB 27-81-43-702), PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)COMPLIED WITH TASK CARD 27-630-816 (A01) DISCARD OF THE RIGHT SLAT TRACK 3-2 SIDE ROLLERS. REMOVED TIMED-OUT AND INSTALLED 4EA NEW/SERVICEABLE RH SLAT TRACK 3-2 SIDE ROLLERS PN CC670-12459-4 - REF CRJ 900 AMM 27-81-44-400-803-A01. OPERATIONAL TEST PASSED.

ATA 5310

COMPLY WITH SCHEDULED MAINTENANCE CODE: RA69044-690-53-21-032 N800SK MXCODEID56330-DTI - AVIONICS DOOR SILL SURROUND IS SCRATCHED AND PITTED. REPAIRED AVIONICS DOOR SILL SURROUND REF CRJ-900 SRM 51-21-06-001-001-A01 AND REO 690-53-21-032 REV-- DATE 2008/03/07. SPECIAL DEAILED VISUAL INSPECT (INTERNALLY & EXTERNALLY) PER NDTM 51-20-009, PART 1 THE SKIN CUT OUT AS WELL AS THE FRAMES AND SILL SURROUNDING THE DOOR., PART NUMBER: - , SERIAL NUMBER: 15060, POSITION: (C-CHECK RO 06/29/2025)REPAIRED AVIONICS DOOR SILL SURROUND REF CRJ-900 SRM 51-21-06-001-001-A01 AND ALL STEPS OF REO 690-53-21-032 REV-- DATE 2008/03/07. (SEE CONTINUATION CARD FOR DETAILS.) COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5730

THE RH WINGLET TIP FAIRING HAS EXCESSIVE PLAY WITH EVIDENCE OF FRETTING PRESENT ON ATTACHING FASTENERS. (FILED CLOSED) EVALUATED RH WINGLET TIP FAIRING ATTACHING FASTENERS AND FOUND MULTIPLE OVERSIZED HOLES AFFECTING RH WINGLET INBOARD AND OUTBOARD SKINS, FRONT AND REAR SPARS AND CLOSING RIB. SEE REO 690-57-31-240 REV. --, DATED: 2024-08-31 TABLE 1, 2, & 3 FOR SPECIFIC LOCATIONS AND DIMENSIONS OF DAMAGE NOTED. THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR. COMPLIED WITH ALL STEPS OF REO 690-57-31-240 REV. --, DATED: 2024-08-31. SEE CP #28772708 FOR MX ACTION AND SEE CP #28755562, CP #28755567, CP #28755573, CP #28755581, CP #28755582, CP #28755587 FOR NDT INSPECTIONS REQUIRED BY REO 690-57-31-240.

ATA 7200

R ENG FLAMEOUT WARNING MESSAGE ON CLIMB AROUND 28,000 FEET. ALL RIGHT ENGINE GAUGES WENT TO NEARLY IDLE. WE RAN THE QRC/QRH, DIVERTED TO KGRR AND PERFORMED A SINGLE ENGINE LANDING. (FLIGHT 4055 FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 28279099 WITH THE FOLLOWING CORRECTIVE ACTION: "REMOVED AND REPLACED RH ENGINE ASSEMBLY IN REFERENCE TO TASK CARD 72-400-100-SKY. OPS AND LEAK CHECKS GOOD.

ATA 7300

R FADEC CATION MESSAGE IN CRUISE REMOVED AND REPLACED RH FADEC IN REFERENCE WITH AMM 73-21-01. OPS CHECKED GOOD AT THIS TIME.

ATA 5322

LH SIDE SILL RETAINER PN: SH670-36172-3 IS CORRODED. (C-CHECK RO 10/1/2022) REMOVED AND REPLACED L/H SIDE SILL RETAINER PN SH670-36172-3 PER CRJ 900 SRM 51-40-06-001-001-A01 AND CRJ 900 SRM 51-40-13-001-001-A01.

ATA 5311

CORROSION FOUND ON L/H SILL BEAM AT FS830.00 (C-CHECK RO 10/1/2022) REPLACED WITH NEW LH AFT PRESSURE SILL DECK P/N SH690-36116-9. REF. CRJ900 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG SH690-36110 REV P. SEE CONTINUE CARD FOR DETAILS. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY.

ATA 5600

D; CAPT SIDE WINDOW DELAMINATED. WITHIN LIMITS OF AMM 56-12-01. 12/4 - CURRENT SIZE IS 2.5" X 2". (FILED CLOSED) CAPTAIN SIDE WINDOW NOT WITHIN LIMITS. REMOVED AND REPLACED CATAIN SIDE WINDOEW IN REF TO CRJ 900 AMM 56-12-01

ATA 3260

GEAR DISAGREE ON APPROACH WHEN LOWERING LANDING GEAR. MAINS EXTENDED, BUT NOSE WHEEL DID NOT. RAN QRH AND GOT ALL THREE GEAR DOWN AND GREEN. (FLIGHT 3600 - FILED CLOSED) UPON INSPECTION, FOUND B1-007422. NG DOWN#2 SNSR (PX35) OUT OF RIG. COMPLIED WITH FIM 32-61-05-810-838 (CONFIG A01). NO DEFECTS NOTED. PERFORMED GVI AND GAP CHECK OF NLG DOWNLOCK SENSORS. GAPS WITHIN LIMITS IAW CRJ-900 AMM 32-61-05-820-802-A01 AND NO VISUAL DEFECTS NOTED. PERFORMED LANDING GEAR PROXIMITY SENSOR HEALTH CHECK IN REFERENCE TO CRJ-900 AMM 32-61-00-970-801. NO DEFECTS NOTED. REMOVED AND REPLACED PSEU IN REFERENCE TO CRJ-900 AMM 32-61-01-400-801. PSEU LRU TEST GOOD. PERFORMED MULTIPLE GEAR EXTENSION AND RETRACTIONS WITH NO ABNORMAL EICAS MESSAGES AND NO CURRENT MDC RELATED FAULTS WERE NOTED. REF CRJ-900 AMM 32-30-00-710-801.

ATA 5310

THE FWD CARGO DOORS (FWD AND AFT) HAVE DEFORMED THRESHOLDS/DOOR JAMBS. (C-CHECK RO 6/22/2021) REPLACED THE FWD CARGO DOORS (FWD AND AFT) THRESHOLDS/DOOR JAMBS WITH SERVICABLE DOOR JAMBS (2EA P/N=9846301-1) REFERENCING CRJ 900 AMM 25-52-01-000-802-A02 AND CRJ 900 AMM 25-52-01-400-802-A02. / TORQUE WRRENCH USED: TUC# 8613 CAL DUE 31-OCT-21

ATA 5340

STRINGER CLEAT COMMON TO SGTR 24R AND FS693 BULKHEAD IS EXFOLIATED. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STRINGER 24 CLEAT. REF. CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH690-35880 SNIEO-S01. / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD

ATA 5311

FS501.00 FRAME LWR FLANGE AREA CORRODED INBD OF INTERCOSTAL BETWEEN STGR 27 AND 26L (C-CHECK RO 6/22/2021) REMOVED CORROSION, REF. CRJ900 SRM 51-21-06-001-001-A01, AT FS501.00 FRAME LOWER FLANGE BETWEEN STGR27 AND STGR26L. / COMPLIED WITH MHIRJ REO 690-53-31-582 REV --, DATED 2021-05-26, STEPS 1-5. SEE CONTINUATION CARD FOR MAINTENANCE PERFORMED. / PRESSURE CHECKS GOOD.

ATA 5311

FS501.00 FRAME LWR FLANGE AREA CORRODED AT STGR 25L (C-CHECK RO 6/22/2021) REMOVED CORROSION FROM FS501.00 FRAME, LWR FRAME AT STGR 25L REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-31-23-101-001-A02. COMPLIED WITH REO REPAIR AND RESTORE FINISH REF REO 690-53-31-580 REV-- DATED: 2021-05-24, ALL STEPS COMPLIED WITH WITHIN LIMITS. COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUE CARE FOR FURTHER DETAILS.

ATA 5311

PERFORM FRAME SPLICE AT FS661+74 STGR 25R (C-CHECK RO 6/22/2021) PERFORMED FRAME SPLICE AT FS661+74 STGR 25R REF CRJ 900 SRM 53-00-06-201-001-A03. COMPLIED WITH 51-900-1002-SKY

ATA 5311

MAIN AVIONICS BAY FS349.00 FRAME CORRODED BETWEEN STR 26L AND STR 26R (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED FRAME AT FS349 BETWEEN STR 26L - 26R. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH690-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5230

AFT BAGGAGE BAY DOOR SURROUND AFT MIDDLE BRACKET CRACKED BETWEEN UPPER AND LOWER COAMINGS (C-CHECK RO 6/22/2021) REMOVED AND REPLACED AFT BAGGAGE BAY DOOR COAMING BRACKET. REF. CRJ 900 SRM 51-41-02-001-001-A01. PRESSURE CHECK GOOD / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5313

STRINGER 23R HAS CORROSION JUST AFT OF FS677. (C-CHECK RO 6/22/2021) REMOVED CORROSION FROM STGR 23R AFT FS677 REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-31-03-03-101-003-A04. INSTALLED ALL REPAIR PARTS (NEW STRINGER/ STRINGER SECTION/ NEW SPLICE ANGLE/NEW SHIM) IN MID CABIN AFT OF FS677.00 23R REF. CRJ-900 SRM, 53-00-03-201-001-A02. SEE CONTINUE CARD FOR FURTHER DETAILS, COMPLIED WITH WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5210

PAX DOOR AFT WEB PANEL SIDE PANEL STIFFENER CRACKED (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR AFT WEB PANEL SIDE PANEL STIFFENER REF. CRJ900 SRM 51-42-06-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01.

ATA 5311

CORROSION FOUND ON CLIP AT FS319, STGR 20R. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CLIP AT FS319, STGR 20R. REF. CRJ900 SRM 51-42-06-001-001-A01 AND DWG # SH670-31950 REV. Y SHEET 3 & 9 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5313

STRINGER SPLICE CORRODED AT FS333 STR 23R (C-CHECK RO 6/22/2021) CORROSION FOUND ON STGR 23R SPLICE AT FS333.00 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-03-101-002-A04. REMOVED AND REPLACED STGR 23R SPLICE AT FS333.00 REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5347

R/H SIDE SEAT RAIL BETWEEN APPROX FS785.15- FS847.00 HAS MULTIPLE CORROSION SPOTS (C-CHECK RO 6/22/2021) FOUND DAMAGE RH SEAT TRACK BETWEEN APPROX FS785-FS847 TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-51-49-101-001-A02. REMOVED DAMAGED SEAT TRACK ON RH SIDE BETWEEN FS785-FS847 REF. CRJ-900 AMM, 53-00-49-000-801-A07 AND REPLACED WITH NEW REF. CRJ-900 AMM, 53-00-49-400-801-A07.

ATA 5320

GUSSET ON AFT SIDE OF FS 661+90 AT STRINGER19R IS CORRODED. (C-CHECK RO 6/22/2021) FOUND CORROSION ON GUSSET ON AFT SIDE OF FS661+90 AT STGR 19R TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-32-58-101-001-A01. REMOVED AND REPLACED GUSSET ON STGR 19R AFT SIDE OF FS661+90 REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01, AND DWG SH690-39100 REV G. COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUE CARD FOR FURTHER DETAILS.

ATA 5347

L/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS661+14.00 €“ FS 669+40.00 (C-CHECK RO 6/22/2021) INSTALLED NEW SEAT TRACK ON L/H SIDE WALL AT FS661+14- FS669+40 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC 8607 CAL DUE DATE: 28-FEB-22

ATA 5347

L/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS573.00 €“ FS 661+14.00 (C-CHECK RO 6/22/2021) INSTALLED NEW SEAT RAIL P/N: SH690-36283-4 AT APPROX FS573.00- FS661+14 / REF CRJ-900 AMM 53-00-49-400-801-A07 USED CALIBRATED TORQUE TOOL TUC 8607 CAL DUE DATE: 28-FEB-22 / ORDERED NEW HARDWARE FOR INSTALLATION

ATA 5347

L/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS379.00 €“ FS 485.00 (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK REF CRJ-900 AMM 53-00-49-400-801-A07 / INSTALLED NEW SEAT TRACK L/H SIDE APPROX FS379- FS485 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC 8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION

ATA 5347

R/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS661+14.00 €“ FS 669+40.00 (C-CHECK RO 6/22/2021) REMOVED R/H SIDE SEAT RAIL AT APPROX FS661+14- FS669+40 REF CRJ-900 SRM 53-00-49-000-801-A07 / INSTALLED NEW SEAT RAIL AT APPROX FS379.00- FS485.00 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED

ATA 5347

R/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS573.00 - FS 661+14.00 (C-CHECK RO 6/22/2021) R/H SIDE SEAT RAIL TRACK AT APPROX FS 573.00 - FS 661+14.00 FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED REF CRJ 900 AMM 53-00-49-000-801-A07 AND CRJ 900 AMM 53-00-49-400-801-A07. SEE CONTINUATION FOR DETAILS.

ATA 5347

R/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS485.00 €“ FS 573.00 (C-CHECK RO 6/22/2021) R/H SIDE SEAT RAIL TRACK AT APPROX FS 485.00 - FS 573.00 FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED REF CRJ 900 AMM 53-00-49-000-801 AND CRJ 900 AMM 53-00-49-400-801. SEE CONTINUATION FOR DETAILS.

ATA 5347

R/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION FROM APPROX. FS379.00 €“ FS 485.00 (C-CHECK RO 6/22/2021) REMOVED R/H SIDE SEAT RAIL AT APPROX FS379.00- FS485.00 REF CRJ-900 SRM 51-41-02-001-001-A01 / INSTALLED NEW SEAT RAIL AT APPROX FS379.00- FS485.00 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED

ATA 5320

GUSSET AT FS 677 AND STRINGER 19R IS CORRODED. (C-CHECK RO 6/22/2021) REMOVED GUSSET, FOUND TO BE 100% EXFOLIATED ON STGR 19R AT FS677 REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND CRJ-900 SRM, 51-42-21-001-001-A01. FOUND NO CORROSION ON STRINGER 19R. INSTALLED NEW GUSSET AT STGR 19R AT FS677 REF. DWG SH690-39100 REV G, CRJ-900 SRM, 51-42-06-001-001-A01 AND CRJ-900 SRM, 51-42-21-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUE CARD FOR FURTHER DETAILS.

ATA 5753

LH SLAT TRACK AT 1-3 LOCATION IS CHAFFED ON UPPER AND LOWER SURFACES (C-CHECK RO 6/22/2021) LH SLAT TRACK 1-3 BLENDED AND REPAIRS PER REO 690-57-42-803-REV -- DATE 2021-05-06. ALL STEPS COMPLIED WITH. SEE CONTINUATION CARD FOR DETAILS. SKY CARD 51-900-1002 CL600-2D24 STRUCTURAL MAJOR REPAIR COMPLIED WITH.

ATA 5320

GUSSET ON FWD SIDE OF FS 661+90 AT STRINGER 19R IS CORRODED (C-CHECK RO 6/22/2021) FOUND CORROSION TO BE OUT OF LIMITS ON GUSSET FWD SIDE OF FS661+90 STGR 19R REF. CRJ-900 SRM, 53-32-58-101-001-A01. REMOVED AND INSTALLED NEW GUSSET AT FS661+90 STGR 19R REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG SH690-39100 REV G. COMPLIED WITH TASK CARD 51-900-1002-SKY, SEE CONTINUE CARD FOR FURTHER DETAILS.

ATA 5754

RH SLAT TRACK 1-3 HAS NUMEROUS CHAFE MARKS ON ALL FOUR SIDES OF THE TRACK (C-CHECK RO 6/22/2021) COMPLIED WITH REO 690-57-42-804 REV -- DATED 2021-05-06 BLENDED DAMAGE MARKS TO SLAT TRACK 1-3. SEE ATTACHED CONTINUATION CARD FOR DETAILS OF WORK PERFOMED. OPERATIONAL TEST GOOD AT THIS TIME. COMPIED WITH SKYCARD 51-900-1002- SKY

ATA 5320

FWD WATER WASTE SERVICE DOOR SUPPORT STRUCTURE LOWER DIAPHRAGM AT STR 23R (PN: SH670-32284-3) CORRODED (C-CHECK RO 6/22/2021) EVAL OF DAMAGE IS OUT OF LIMITS. REF CRJ900 SRM 53-21-23-101-005-A02. REMOVED AND REPLACED WITH NEW FROM STOCK LOWER DIAPHRAGM AT FWD WATER WASTE SERVICE DOOR. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-32280 REV-H. ALL CHECKS GOOD AT THIS TIME. SEE CONTINUE CARD FOR DETAILS OF WORK PERFORMED. / COMPLIED WITH 51-900-1002-SKY

ATA 5320

FWD WATER WASTE SERVICE DOOR SUPPORT STRUCTURE IMPACT ANGLE (PN: SH670-32310-1) CORRODED (C-CHECK RO 6/22/2021) CORROSION DAMAGE ON FWD WATER WASTE SERVICE DOOR SUPPORT STRUCTURE IMPACT ANGLE FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-23-101-005-A02. REMOVED AND REPLACED FWD WATER WASTE SERVICE DOOR SUPPORT STRUCTURE IMPACT ANGLE REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG SH670-32280 REV H. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5320

FWD WATER WASTE SERVICE DOOR SUPPORT STRUCTURE UPPER DIAPHRAGM AT STR 21R (PN: SH670-32285-13) CORRODED (C-CHECK RO 6/22/2021) EVALUATED DAMAGE AND FOUND TO BE OUT OF LIMITS. PERFORMED PERMANENT REPAIR TO FWD WASTE SERVICE DOOR SUPPORT STRUCTURE DIAPHRAGM. PRESSURE CHECK GOOD. REF. CRJ 900 SRM 51-42-06-001-001-A01 AND DWG SH670-32280 REV. H / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5313

STRINGER SPLICE 22R AT FS333 FOUND CORRODED (C-CHECK RO 6/22/2021) CORROSION ON STGR 22R SPLICE AT FS333 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-03-101-002-A04. REMOVED AND REPLACED STGR 22R SPLICE AT FS333 REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5210

PAX DOOR DD1A INTERCOSTAL P/N 601R318066-1 HAS CORROSION ON LWR SIDE OF INNER SKIN ATTACH FLANGE AND WEB (MARKED) (C-CHECK RO 6/22/2021) DD1A INTERCOSTAL FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 52-11-06-001-001-A01. REMOVED AND REPLACED WITH NEW INTERCOSTAL REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG 601R31702 REV-N. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5753

* LH INBD FLAP DENTED ON LOWER SKIN IN MULTIPLE LOCATIONS (MARKED) (C-CHECK RO 6/22/2021) INSTALLED NEW LH INBD FLAP LOWER SKIN INSERT, JOINT STRAPS, AND FILLER IAW CRJ900 SRM 57-52-01-201-005-A01, SPLICE REPAIR FIGURE 57-52-01-995-802 .C/W SKY CARD 51-900-1002-SKY

ATA 5315

UPON REMOVAL OF FLOOR SUPPORT STRUCTURE FOUND LH SIDE OF FS280.00 FLOOR BEAM CORRODED BETWEEN LBL9 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED LHS FS280 FLOOR BEAM. REF. CRJ900 SRM 51-42-06-001-001-A01, SRM 51-42-13-001-001-A01, SRM 51-42-21-001-001-A01, SRM 51-42-22-001-001-A01 AND DWG # CC670-34010 REV. K SHEET 1. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (

ATA 5210

AFT DD4 INTERCOSTAL P/N 601R31902-317 CORRODED ON BOTH SIDE OF LIGHTING HOLE (MARKED) (C-CHECK RO 6/22/2021) REPLACED PAX DOOR AFT DD4 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-32280 REV H. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 21L SPLICE CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED STR 21L SPLICE. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5320

SERVICE DOOR- SERVICE DOOR FLOOR SUPPORT ANGLE (TOP ANGLE) P/N: SH670-31986-1 HAS CORROSION AT RADIUS (C-CHECK RO 6/22/2021) REMOVED DAMAGED SERVICE DOOR FLOOR SUPPORT ANGLE (TOPANGLE) P/N: SH670-31986-1 REF CRJ-900 SRM 51-42-06-001-001-A01 / INSTALLED NEW SERVICE DOOR SUPPORT ANGLE (TOP ANGLE) P/N: SH670-31986-1 REF CRJ-900 SRM 51-42-06-001-001-A01AND DRAWING SH670-31950 REV. Y FOR FASTENER CALL-OUT AND ALLOCATION / SEE CONTINUATION CARD FOR WORK DETAILS / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (**RII**)"

ATA 5720

LH SLAT TRACK CANNISTER INSIDE FUEL PANEL 551AB SUPPORT BRACKET CRACKED (MARKED) (C-CHECK RO 6/22/2021) REPAIRED DAMAGED SLAT TRACK CANNISTER REF. REO 670-57-42-577 REV. -- DATED 2016-12-02. ALL STEPS COMPLETED. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5720

RH SLAT TRACK CANNISTER 1-3 INSIDE FUEL PANEL 651AB SUPPORT BRACKET CRACKED (MARKED) (C-CHECK RO 6/22/2021) REPAIRED R/H SLAT TRACK CANNISTER 1-3 INSIDE FUEL PANEL 651AB SUPPORT BRACKET.REF: MHIRJ REO# 670-57-42-577, REV -- DATE 2016-12-02. ALL STEPS OF REO C/W / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5340

MAIN AVIONICS BAY STR 21L BACK-UP SILL ATTACH ANGLE COMMON TO FS349.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED MAIN AVIONICS BAY STR 21L BACK-UP SILL ATTACH ANGLE COMMON TO FS349.00 REF. DRWG SH670-31810 REV. AE AND CRJ 900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY

ATA 5311

MAIN AVIONICS BAY FS319.70 FRAME CORRODED AT STR 21L (C-CHECK RO 6/22/2021) CORROSION ON FRAME AT FS319.70 AT STGR 21L FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-23-101-001-A02. REMOVED AND REPLACED FS319.70 FRAME AT STGR 21L REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG SH670-31810 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 7830

UPON ACCESSING THE R/H ENGINE UPPER T/R COWL LATCH COAMING FOUND UNDERLYING DAMAGE TO COMPOSIT CORE (C-CHECK RO 6/22/2021) COMPLIED WITH REO 690-54-21-382 REV -- DATE 2021-04-23 STEP 1-16. CUT OUT DAMAGE SECTION OF THE INNER PERFORATED SKIN. FABRICATED -1 REPAIR DOUBLER, -2 SHIM, -3 FILLER AND -4 EXTERNAL DOUBLER. WET INSTALLED ALL REPAIR PARTS INCLUDING FASTENERS, FAYING SURFACES, FILLET SEALED AND FILLED GAPS. (SEE CONTINUATION FOR FURTHER DETAILS) COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5340

ATTACH ANGLE ON FRAME ON LH SIDE FS1047, AFT SIDE OF AFT BAG BAY DOOR LOWER SIDE ABOVE SILL CORRODED. (C-CHECK RO 6/22/2021) REMOVED ATTACH ANGLE ON LOWER FS1047 ABOVE CARGO BAY LOWER SILL. ATTACH ANGLE HAS 100% EXFOLIATION REPLACE ANGLE. REF: CRJ900 SRM 51-42-20-001-001-A01 AND CRJ900 SRM 51-42-06-001-001-A01. FABRICATED NEW ANGLE P/N MM670-34112-015 USING 7075-O .040" PO #T-53180 REF BOMBARDIER DWG #MM670-34112 REV (B). INSTALLED REPLACEMENT ANGLE WITH REPLACEMENT FASTENERS REF CRJ900 SRM 51-42-06-001-001-A01 AND REF CRJ900 SRM 51-42-20-001-001-A01. RESTORED FINISH AND APPLIED CIC REF CRJ900 SRM 51-25-16-001-001-A01 AND REF CRJ900 SRM 51-21-11-001-001-A01

ATA 5344

* PAX DOOR HINGE LUGS ARE ALL SCRATCHED AND PITTED ACFT SIDE, FLAGGED WITH TAPE (C-CHECK RO 6/22/2021) FOUND PAX DOOR HINGE FUSELAGE SIDE, HINGE LUGS TO BE ELONGATED, REMOVED AND REPLACED PAX DOOR HINGE (FUSELAGE SIDE) REF. CRJ-900 SRM, 53-21-23-201-007-A01 AND DWG SH670-31810 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5210

DD7A INTERCOSTAL P/N 601R318083-1 HAS CORROSION ON BOTH INNER AND OUTER SKIN ATTACH FLANGES AND VERTICAL LEG (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED PAX DOOR DD7A INTERCOSTAL.REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 23L HAS SEVERAL AREAS OF CORROSION BETWEEN FS280.00 AND FS333.00 (C-CHECK RO 6/22/2021) REPLACED STR 23L FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 23L SPLICE AT FS333.00 CORRODED (C-CHECK RO 6/22/2021) CORROSION FOUIND ON STGR 23L SPLICE AT FS333.00 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-3-101-002-A04. REMOVED AND REPLACED STGR 23L SPLICE AT FS333.00 REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG SH670-32420 REV-E. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5313

MAIN AVIONICS BAY STR 22L HAS SEVERAL AREAS OF CORROSION BETWEEN FS333 AND FS349.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED STR 22L BETWEEN FS333 - FS349. REF CRJ900 SRM 53-00-03-201-001-A02, REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH90-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 21L BACK-UP SILL BETWEEN FS310.00 AND FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED MAIN AVIONICS BAY STR 21L BACK-UP SILL BETWEEN FS310.00 AND FS333.00 REF. DRWG SH670-31810 REV. AE AND CRJ 900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY

ATA 5313

MAIN AVIONICS BAY STR 21L BACK-UP SILL BETWEEN FS333.00 AND FS349.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED MAIN AVIONICS BAY STR 21L BACK-UP SILL BETWEEN FS333.00 AND FS349.00 REF. DRWG SH670-31810 REV. AE AND CRJ 900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY

ATA 5313

MAIN AVIONICS BAY STR 20L HAS MULTIPLE SPOTS OF CORROSION BETWEEN FS349.00 AND FS379.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED STRINGER 20L BETWEEN FS349 - FS379. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01, REO 690-53-21-1360 REV A, DATED: 2021-05-15 AND DWG SH670-31401 REV A. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5340

CLEAT P/N 600-31902-269 COMMON TO FS313.56 FRAME AND DD4 (FWD) INTERCOSTAL HAS CORROSION ON BOTH FLANGES (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CLEAT AT FS313.56 FRAME AND DD4 (FWD) INTERCOSTAL REF. CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV -N. COMPLIED WITH 51-900-1002-SKY

ATA 5210

DD1 INTERCOSTAL P/N 601R318067-5 HAS CORROSION (MARKED) (C-CHECK RO 6/22/2021) REPLACED PAX DOOR DD1 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5342

LH VERTICAL STAB TO FUSELAGE AFT DRAG ANGLE CRACKED (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR TO THE L/H VERTICAL STAB TO FUSELAGE AFT DRAG ANGLE. REF. CRJ 900 SRM 55-31-00-201-001-A01. / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5342

RH VERTICAL STAB TO FUSELAGE AFT DRAG ANGLE CRACKED (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR TO THE R/H VERTICAL STAB TO FUSELAGE AFT DRAG ANGLE. REF. CRJ 900 SRM 55-31-00-201-001-A01. / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5313

MAIN AVIONICS BAY STR 21R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS280.00 AND FS333.00 (C-CHECK RO 6/22/2021) REPLACED STGR 21R BETWEEN FS280.00 AND FS333.00. REF REO 690-53-21-1363 REV -- DATED 2021-05-01. DWG SH670-31630 REV K, CRJ900 SRM 51-42-06-001-001-A01, AND CRJ900 SRM 51-42-21-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY. PRESSURIZATION LEAL CHECK GOOD.

ATA 5210

DD2 (FWD) INTERCOSTAL P/N 601R318051-1 HAS CORROSION ON BOTH SIDES OF INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED DD2 FWD INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 22R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS280.00 AND FS333.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 22R FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01, DWG SH670-31630 REV K AND REO 690-53-21-1362 REV -- DATED 2021-05-01. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 23R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS280.00 AND FS333.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 23R FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 24R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS280.00 AND FS333.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 24R FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01 REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5210

DD3 (FWD) INTERCOSTAL P/N 601R318054-1 HAS CORROSION ON BOTH SIDES OF INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR DD3 FWD INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 20R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS280.00 AND FS319.70 (C-CHECK RO 6/22/2021) REPLACED STR 20R FROM FS280 - FS319.70. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 20R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS333.00 AND FS379.00 (C-CHECK RO 6/22/2021) REPLACED STR 20R FROM FS333 - FS379. REF CRJ900 SRM 53-00-03-201-001-A02 REF CRJ900 SRM 51-42-06-001-001-A01, DWG SH670-31401 REV A AND REO 690-53-21-1361 REV -- DATED 2021-04-30. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5210

DD3 INTERCOSTAL P/N 601R318056-1 HAS CORROSION ON VERTICAL FLANGE (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR DD3 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 21R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS333.00 AND FS379.00 (C-CHECK RO 6/22/2021) REPLACED STR 21R FROM FS333 - FS379. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01AND DWG SH690-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5210

DD2 INTERCOSTAL P/N 601R318053-3 HAS CORROSION (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR DD2 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 23R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS333.00 AND FS379.00 (C-CHECK RO 6/22/2021) REPLACED STR 23R FROM FS333 - FS379. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH690-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5210

DD4 INTERCOSTAL P/N 601R318081-1 HAS CORROSION ON LWR SIDE OF INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR DD4 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 301R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 24R HAS MULTIPLE AREAS OF CORROSION BETWEEN FS333.00 AND FS379.00 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED SSTR 24R FROM FS333 - FS379. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 53-00-03-201-001-A02 AND DWG SH690-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5311

MAIN AVIONICS BAY FS379.00 FRAME CORRODED BETWEEN STR 23R AND STR 22R (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED FRAME FS379 BETWEEN STR 23R - 22R. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5210

DD5 (FWD) INTERCOSTAL P/N 601R318091-5 HAS CORROSION ON BOTH SIDES OF INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR DD5 FWD INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AMD DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5340

CLEAT P/N 600-31902-269 COMMON TO DD6 (FWD) INTERCOSTAL AND FS320.163 FRAME HAS CORROSION (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CLEAT AT DD6 (FWD) INTERCOSTAL AND FS320.163 FRAME REF. CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV -N. COMPLIED WITH 51-900-1002-SKY

ATA 5311

FORMER AT FS329.41 BETWEEN DD5 AND DD6 HAS CORROSION ON VERTICAL LEG AND INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) REPLACED PAX DOOR FORMER AT FS329.41 AND DD6 AND DD5 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5210

DD6 INTERCOSTAL P/N 601R318057-1 HAS CORROSION ON BOTH SIDES OF VERTICAL LEG (MARKED) (C-CHECK RO 6/22/2021) REPLACED PAX DOOR DD6 INTERCOSTAL. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5210

DD4 (AFT) INTERCOSTAL P/N 601R318055-1 HAS CORROSION ON INNER SKIN ATTACH FLANGE (MARKED) (C-CHECK RO 6/22/2021) NO SRM ALLOWABLE LIMITS GIVEN, REMOVED AND REPLACED WITH NEW DD4 INTERCOSTAL (PAX DOOR) REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG 601R31702 REV-N. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5210

DD5 (AFT) INTERCOSTAL P/N 601R31902-317 HAS CORROSION ON UNDERSIDE OF INNER SKIN ATTACH FLANGE AND VERTICAL LEG (MARKED) (C-CHECK RO 6/22/2021) NO SRM ALLOWABLE LIMITS GIVEN, REMOVED AND REPLACED WITH NEW DD5 INTERCOSTAL REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND DWG 601R31702 REV-N. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5210

AFT FORMER P/N 601R318034-5 HAS MULTIPLE AREAS OF CORROSION ON OUTER AND INNER SKIN ATTACH FLANGES (MARKED) (C-CHECK RO 6/22/2021) AFT FORMER FOUND TO BE OUT OF LIMITS, REMOVED AFT FORMER AND REPLACED WITH SERVICEABLE UNIT, REF CRJ900 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV -N. LEAK NOTED. SEE JOB 91506095 OP 249 CAMP 22972811 FOR CORRECTIVE ACTION / COMPLIED WITH 51-900-1002-SKY

ATA 5210

PAX DOOR LWR CHANNEL P/N 601R318074-5 HAS ELONGATED HOLE (C-CHECK RO 6/22/2021) NO SRM SLLOWABLE LIMITS GIVEN MAKING LWR CHANNEL OUT OF LIMITS, REMOVED AND REPLACED PAX DOOR LWR CHANNEL REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG 601R31702 REV-N. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5313

MAIN AVIONICS BAY STR 27 FROM FS333.00 TO FS352.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 27 FROM FS333.00 - FS352.00. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 24L FROM FS280.00 TO FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 24L FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 26L FROM FS280.00 TO FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26L FROM FS280 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 26R FROM FS280.00 TO FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26R FROM FS280.00 TO FS333.00. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5313

MAIN AVIONICS BAY STR 27 FROM FS307.00 TO FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED AVI BAY STR 27 FROM FS307 - FS333. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5210

PAX DOOR FWD DRAG ANGLE HAS MULTIPLE ELONGATED HOLES. REMOVED AND REPLACED PAX DOOR FWD DRAG ANGLE REF. CRJ900 SRM 51-42-06-001-001-A01.

ATA 5320

MAIN AVIONICS BAY STR 20R INTERCOSTAL FROM FS310.00 TO FS319.70 CORRODED (C-CHECK RO 6/22/2021) CORROSION ON MAIN AVIONICS BAY STR 20R INTERCOSTAL FROM FS310.00 TO FS319.00 IS OUT OF LIMITS. REMOVED AND REPLACED INTERCOSTAL. REF: CRJ900 SRM 53-21-23-101-002-A02, CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31950 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5320

MAIN AVIONICS BAY LH LATCH-PIN INTERCOSTAL FROM FS349.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED AVI BAY LH LATCH-PIN INTERCOSTAL FROM FS349 - FS364. REF CRJ900 SRM51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5320

MAIN AVIONICS BAY RH LATCH-PIN INTERCOSTAL FROM FS349.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED RH LATCH PIN INTERCOSTAL FROM FS349-FS364. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5320

MAIN AVIONICS BAY STR 20R INTERCOSTAL FROM FS349.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) CORROSION FOUND ON INTERCOSTAL TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-22-55-101-001-A02. REMOVED MAIN AVIONICS BAY INTERCOSTAL BETWEEN FS349.00-FS364.00 STGR 20R REF. CRJ-900 SRM, 51-42-06-001-001-A01. INSTALLED NEW INTERCOSTAL BETWEEN FS349.00-FS364.00 STGR 20R REF. CRJ-900 SRM, 51-42-06-001-001-A01 AND BOMBARDIER DWG SH670-31950 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY

ATA 5320

MAIN AVIONICS BAY STR 20R INTERCOSTAL FROM FS319.70 TO FS349.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED INTERCOSTAL AT STGR 20R BETWEEN FS319.70 AND FS349.00 REF. CRJ900 SRM 51-42-06-001-001-A01 AND DWG # SH670-31950 REV. Y SHEET 9 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5313

*CORROSION ON STGR 19L FWD OF FRAME AT FS 310 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 19L BETWEEN FS280 - FS310. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31550 REV G. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5340

*CORROSIN ON CLIP AT STGR 19L FWD OF FRAME AT FS 295. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 19L CLEAT COMMON TO FS295.00 REF. DRWG SH670-31550 REV. G AND CRJ 900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY CARD

ATA 5340

MAIN AVIONICS BAY STR 26R ATTACH ANGLE FROM FS349.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26R ATTACH ANGLE FROM FS349.00 - FS364.00. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5340

MAIN AVIONICS BAY STR 26L ATTACH ANGLE FROM FS349.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26L ATTACH ANGLE FROM FS349.00 - FS364.00. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 26L FROM FS333.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26L FROM FS333 - FS364. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH690-31350 REVM. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 26R FROM FS333.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 26R FROM FS333 - FS364. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH690-31350 REV M. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

MAIN AVIONICS BAY STR 25R (LONGERON) FROM FS333.00 TO FS364.00 CORRODED (C-CHECK RO 6/22/2021) CORROSION ON MAIN AVIONICS BAY STGR 25R (LONGERON) FROM FS333.00-FS364.00 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-23-101-003-A02. REMOVED AND REPLACED MAIN AVIONICS BAY STGR25R (LONGERON) FROM FS333.00-FS364.00 REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01, AND DWG SH670-32050 REV J. COMPLIED WITH TASK CARD 51-900-1002-SKY PRESSURE CHECKED GOOD, SEE CONTINUE CARD FOR FURTHER DETAILS

ATA 5313

MAIN AVIONICS BAY STR 25R SPLICE AT FS333.00 CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED STR 25R SPLICE AT FS333.00. REF CRJ900 SRM 51-42-06-001-001-A01 AND DWG SH670-32420 REV E. COMPLIED WITH TAKS CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5280

DURING MLG/NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED LBL 13.70 DOOR LANDING DOUBLER P/N CC670-32134-1. (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR LH LBL 13.70 DOOR LANDING DOUBLER. REF. DWG CC670-32010 REV F, CRJ900 SRM 51-42-06-001-001-A01, AND 51-42-21-001-001-A01. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. / PRESSURE CHECK GOOD AT THIS TIME

ATA 5344

* PAX DOOR HINGE HOLES ARE ENLONGATED. FLAGGED (C-CHECK RO 6/22/2021) FOUND PAX DOOR HINGE OUT OF LIMITS REF. CRJ-900 SRM, 52-11-06-220-805-A01. REMOVED AND REPLACED PAX DOOR SIDE HINGE REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG 601R31702 REV-N. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5313

STRINGER 27 FROM FS280 TO FS295 HAS SEVERAL AREAS OF CORROSION ON BOTTOM FLANGE. (C-CHECK RO 6/22/2021) CORROSION ON STGR 27 FROM FS280 TO FS295 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-03-101-002-A04. REMOVED AND REPLACED STGR 27 FROM FS280 TO FS295 REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01, AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5344

* PAX DOOR HINGE PIN IS WORN. FLAGGED (C-CHECK RO 6/22/2021) EVALUATED PAX DOOR PIN, FOUND TO BE OUT OF LIMITS SINCE MINIMUM ACCEPTABLE DIAMETER FOR A PIN IS .245 AND MEASURES TAKEN WERE .241 USING TOOL:TUC8563 DUE DATE: 31-DEC-21 PER REO 670-52-11-511 REV-E DATED 2017-08-02 TYPE TWO DISPOSITION / ORDERED AND RECEIVED NEW P/N 600-31445-7, PAX DOOR HINGE PIN AND NEW P/N MS16562-212, SPRING PIN. / INSTALLED ON JOB 91506095 OP 86, CAMP 22620897.

ATA 5320

CORROSION FOUND ON R/H FLOOR SILL AT APPROX FS1047.00 TO FS1069.75 (C-CHECK RO 6/22/2021) REMOVED AND INSTALLED NEW, P/N MM670-35405-003, R/H FLOOR SILL (SIDE BEAM) AT APX. FS1047.00 TO FS1069.75. REF. CRJ900 SRM 51-42-13-001-001-A01, SRM 51-42-06-001-001-A01 AND DWG# MM 670-35052 REV K. SEE CONTINUE CARD FOR MAINTENANCE PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. / PRESSURE LEAK CHECK GOOD. / OBSTRUCTION AND LEAK TEST GOOD / PRESSURE TESTER TUC8588, CAL DUE 31-OCT-21 / TORQUE WRENCH TUC8616, CAL DUE 31-OCT-21 / CRIMPER TUC2068, CAL DUE 28-FEB-22

ATA 5210

* PASSENGER DOOR FWD FORMER CORRODED AROUND UPPER FWD TENSION TIE AND UNDER PANEL 832FL (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR FWD FORMER. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-01-001-001-A01 AND DWG 601R31702 REV N. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5310

* PASSENGER DOOR FS320 FRAME CORRODED (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PAX DOOR FS320.00 FRAME. REF. CRJ 900 SRM 51-42-06-001-001-A01 AND CRJ 900 SRM 51-42-21-001-001-A01 AND DWG 601R31702 REV N. / PRESSURE CHECK GOOD . OPS CHECK GOOD / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5230

* THE AFT CARGO BAY DOOR AFT TRACK LOWER C-CHANNEL IS CRACKED. (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED C- CHANNEL ON AFT CARGO BAY DOOR AFT LOWER TRACK. REF: CRJ 900 SRM 51-42-06-001-001-A01, CRJ 900 SRM 51-42-20-001-001-A01 AND BOMBARDIER DWG MM670-35060 REV. W / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5320

* CORROSION FOUND ON L/H SIDEWALL FITTING ON F/S 1047 AT APPROX STR 15 (C-CHECK RO 6/22/2021) REPAIRED LH SIDEWALL FITTING ON FS 1047 AT APPROX STR 15 REF REO 690-53-61-1003 REV.-- DATED 2021-05-25 ALL STEPS COMPLETED. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUE CARD FOR DETAILS.

ATA 5310

*L/H WINDSHIELD SIDE POST LWR AFT CLIP HAS POSSIBLE CRACK. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED L/H WINDSHIELD SIDE POST LOWER AFT CLIP REF. DWG CC670-33055 REV. -F AND CRJ 900 SRM 51-42-21-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5310

*R/H WINDSHIELD SIDE POST LWR AFT CLIP HAS POSSIBLE CRACK. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED R/H WINDSHIELD SIDE POST LOWER AFT CLIP REF. DWG CC670-33055 REV. -F AND CRJ 900 SRM 51-42-21-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.

ATA 5230

* CORROSION ON DOOR STOPS 4 TOTAL (2 AFT) AND (2 FWD) ON AFT BAGGAGE BAY DOOR SURROUND (C-CHECK RO 6/22/2021) REMOVED AND REPLACED FITTINGS ON AFT BAGGAGE BAY DOOR (4EA). REF. CRJ 900 AMM 52-31-00-820-801-A03 / OPS TEST GOOD AT THIS TIME / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5330

*FUSELAGE EXTERNAL SKIN AND FASTENERS ARE CHAFED IN AREA ENCLOSED BY WING TO BODY FAIRING AT FS913 TO FS927 AND STGR 27. (C-CHECK RO 6/22/2021) BLENDED AND REMOVED DAMAGE FROM FUSELAGE EXTERNAL SKIN FS913 - FS927 STR 27. REF CRJ900 SRM 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS. SUBMITTED TO ENGINEERING AND PER REO 670-53-00-290 REV D DATED 2015-09-10 FOUND TO BE WITHIN LIMITS. NO LEAKS NOTED.

ATA 5330

*FUSELAGE EXTERNAL SKIN AND FASTENERS ARE CHAFED IN AREA ENCLOSED BY WING TO BODY FAIRING AT AFT LAV SERVICE PNL FWD OF FRAME AT FS897 BETWEEN STGR 23R AND 24R (C-CHECK RO 6/22/2021) REMOVED DAMAGE FROM SACRIFICIAL PLATE AT FRAME FS897 BETWEEN STGR 23R AND STGR 24R REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-51-01-101-003-A05 AND DWG SH670-37567 REV NC. REMOVED AND INSTALLED REPLACEMENT PLATE AND REPLACEMENT FASTENERS REF. CRJ-900 SRM, 51-42-06-001-001-A01. PRESSURE CHECKED GOOD. SEE CONTINUE CARD FOR FURTHER DETAILS

ATA 5311

* THE WARDROBE FITTING BETWEEN FS295 AND FS310 BETWEEN LBL27 AND LBL9 IS CORRODED. (MARKED) (C-CHECK RO 6/22/2021) REMOVED AND REPLACED WARDROBE FITTING. REF. CRJ 900 SRM 51-42-06-001-001-A01 51-42-21-001-001-A01, DWG SH670-32120 REV. D, CRJ 900 SRM 51-45-00-001-001-A01, AND CRJ 900 SRM TR 51-0068 / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5310

* MULTIPLE AREAS OF CORROSION ON R/H PRESSURE SILL BETWEEN F/S 693-847 (C-CHECK RO 6/22/2021) APPLIED TEMPORARY REPAIR TO RIGHTHAND PRESSURE SILL BETWEEN FS693.00 TO FS847.00 IAW REO 690-53-41-263 REV -- DATE 2021-04-28 STEPS 1-10. (SEE CONTINUATION FOR FURTHER DETAILS) / REINSPECT REQUIREMENT AT 1600 FLIGHT HOURS AND RECURRING INSPECTIONS REQUIRED EVERY 3200 FLIGHT HOURS THEREAFTER PER REO 690-53-41-263 REV-- DATED 2021-04-28 STEPS 11 AND 12 / AT THE EXPIRY OF 5595 FLIGHT CYCLES REPLACE REWORKED PRESSURE SILL DECKS PER REO 690-53-41-263 REV-- DATED 2021-04-28 STEP 13 / COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED,

ATA 5320

* MULTIPLE ARES OF CORROSION FOUND ON R/H FLOOR SILL BETWEEN F/S 900 AND 927 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED RH FLOOR SILL PROTECTOR PLATE IAW DWG CR690-52-401 REV NC, CRJ700 SRM 51-42-13-001-001-A01 AND CRJ900 SRM 51-41-02-001-001-A01.

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9 R FROM APPROX F/S 847 TO APPROX F/S 847+62 (C-CHECK RO 6/22/2021) FOUND CORROSION ON RBL 9 SEAT TRACK OUT OF LIMITS REF CRJ 900 SRM 53-41-49-101-001-A02 AND INSTALLED NEW TRACK REF CRJ 900 AMM 53-00-49-400-801 CONFIG A07 USING TW TUC 4978 CAL DUE 30 JUN 21.

ATA 5340

* THE MOUNT FITTING HAS CORROSION BETWEEN FS364 TO FS379 BETWEEN LBL27 AND LBL9. (MARKED) (C-CHECK RO 6/22/2021) REMOVED CORROSION ON MOUNT FITTING BETWEEN FS364.00 AND FS379.00 BETWEEN LBL27 AND LBL9 REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-43-101-001-A01. INSTALLED NEW MOUNT FITTINGS BETWEEN FS364.00 AND FS379.00 BETWEEN LBL27 AND LBL9 REF. CRJ-900 SRM 51-42-12-001-001-A01.

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9 L FROM APPROX F/S 847 TO APPROX F/S 847+62 (C-CHECK RO 6/22/2021) FOUND CORROSION ON LBL 9 SEAT TRACK FS 847 TO 847 +62 OUT OF LIMITS REF CRJ 900 SRM 53-41-49-101-001-A02 AND INSTALLED NEW SEAT TRACK REF CRJ 900 AMM 53-00-49-400-801 CONFIG A07 USING TW TUC 4978 CAL DUE 30 JUN 21.

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9 R FROM APPROX F/S 847+62 TO APPROX F/S 977 (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW SEAT TRACK P/N: SH690-37387-951 / REMOVED DAMAGED TRACK AT RBL9 APPROX FS690-847+62- FS977.00 REF CRJ-900 AMM 53-00-49-000-801-A07 / INSTALLED NEW SEAT TRACK AT RBL9 APPRX FS690-847+62- FS977.00 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION

ATA 5347

* THE SEAT TRACK AT LBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM JUST FWD OF FS379 TO FS394 APPROX. (MARKED) (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW SEAT TRACK P/N: SH670-32249-3 / INSTALLED NEW SEAT TRACK AT LBL9 BETWEEN FS379.00- FS394.00 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLTION OF SEAT TRACK

ATA 5347

* THE SEAT TRACK AT RBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS349 TO FS409 APPROX. (MARKED) (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK AT RBL9 BETWEEN FS349- FS409/ INSTALLED NEW TRACK REF CRJ-900 AMM 53-00-49-400-801-A07 / ORDERED NEW TRACK P/N: SH670-32159-1, ORDERED NEW HARDWARE AS REQUIRED FOR INSTALLATION / USED CALIBRATED TOOL TUC8619 CAL DUE DATE: 31-OCT-21

ATA 5347

*L/H SEAT RAIL RETAINER HAS SPORTS OF CORROSION AT APPROX FS752.00 (MARKED) (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT RAIL P/N SH690-37555-5 AND INSTALLED NEW RAIL REF CRJ-900 SRM 51-41-02-001-001-A01 / SEE CONTINUATION FOR WORK PERFORMED

ATA 5347

*L/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION ,SCRATCH AND GOUGES FROM FS669.40-FS933.00 APPROX. (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK REF CRJ-900 AMM 53-00-49-000-801-A07 / INSTALLED NEW SEAT TRACK L/H SIDE APPROX FS669.40- FS933 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC 8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION

ATA 5347

* THE SEAT TRACK AT LBL27 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS485 TO FS581 APPROX. (MARKED) (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW REPLACEMENT SEAT TRACK P/N: SH690-33407-1 / REMOVED AND INSTALLED NEW SEAT TRACK REF CRJ-900 AMM 53-00-49-000-801-A07/ 53-00-49-400-801-A07 AT LBL27 BETWEEN FS485.00- FS581.00 / ORDERED NEW HARDWARE AS REQUIRED FOR INSTALLATION OF SEAT TRACK / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22

ATA 5347

*R/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION ,SCRATCHES AND GOUGES FROM FS669.40-FS761.00 (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW SEAT RAIL P/N: SH690-36284-1 / INSTALLED NEW SEAT RAIL P/N: SH690-36284-1 BETWEEN R/H APPROX FS669.40- FS761.00 REF CRJ-900 AMM 53-00-49-400-801-A07, USED CALIBRATED TORQUE TOOL TUC5659 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION

ATA 5347

* THE SEAT TRACK AT LBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS533 TO FS581 APPROX. (MARKED) (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK WITH CORROSION FROM APPROX FS533 TO FS581 AND INSTALLED NEW SEAT TRACK SEGMENT P/N: SH690-33407-1 AT LBL9 APPROX FS453 TO FS581 REF CRJ900 AMM 53-00-49-400-801-A07 / TUC 8606 DUE 31-OCT-21

ATA 5312

*FS 847 LH WHEEL WELL THERE IS A DENT WITH CREASE ( MARKED ) (C-CHECK RO 6/22/2021) REPAIRED DENT ON FS 847 LH WHEEL WELL BULKHEAD REF REO 690-53-41-265 REV -- DATED 2021-05-11, COMPLIED WITH SKYCARD 51-900-1002 SKY CL600-2D24 STRUCTURAL MAJOR REPAIR.

ATA 5310

POSSIBLE CORROSION LOCATED IN AFT CARGO AREA IN FRONT OF AFT CARGO DOOR CUTOUT, APPROX AT FS1031.00 AT LBL27 (MARKED WITH RED GREASE PENCIL) (C-CHECK RO 6/22/2021) REPAIRED CORROSION LOCATED IN AFT CARGO AREA IN FRONT OF AFT CARGO DOOR CUTOUT, APPROX AT FS1031.00 AT LBL27 REF REF CRJ-900 SRM 51-21-06-001-001-A01, CRJ-900 SRM 53-61-43-101-001-A02, CRJ900 SRM 53-00-41-201-001-A03, CRJ 900 SRM 51-24-36-001-001-A01, CRJ 900 SRM 51-42-06-001-001-A01, CRJ 900 SRM 51-40-11-001-001-A01, CRJ 900 SRM 51-21-16-001-001-A01(TR51-0068) AND APPLIED CIC AS REQUIRED TO REPAIR AREA REF CRJ-900 SRM 51-21-11-001-001-A01. COMPLIED WITH 51-900-1002-SKY. SEE CONTINUATION FOR DETAILS.

ATA 5313

*STGR 19R HAS CORROSION BETWEEN FRAMES AT FS661+16 AND 661+32. (C-CHECK RO 6/22/2021) REMOVED CORROSION ON STGR 19 R BETWEEN FS661+16 AND FS661+32 REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-00-00-101-001-A01. REPAIRED DAMAGED SECTION FROM APPROX FS661+8 TO FS661+40 REF. CRJ-900 SRM, 53-00-03-201-001-A02 AND CRJ-900 SRM, 51-42-21-001-001-A01. SEE CONTINUE CARD FOR FURTHER DETAILS. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKED GOOD.

ATA 5313

*STGR 24R HAS CORROSION BETWEEN FRAMES AT FS661+90 AND FS669. (C-CHECK RO 6/22/2021) CORROSION FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-00-00-101-001-A01. STRINGER SECTION BETWEEN FS661+90 AND FS693 REPLACED REF. CRJ-900 SRM, 51-24-36-001-001-A01, CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01, DWG SH690-33200 REV N, AND STGR 24R SPLICE REPAIRED REF. CRJ-900 SRM, 53-00-03-201-001-A02. COMPLIED WITH TASK CARD 51-900-1002-SKY PRESSURE LEAK CHECK GOOD

ATA 5310

* MULTIPLE SREAS OF CORROSION ON L/H PRESSURE SILL FROM F/S 693-847 (C-CHECK RO 6/22/2021) APPLIED TEMPORARY REPAIR TO LEFTHAND PRESSURE SILL BETWEEN F797.00 TO FS830.40 IAW REO 690-53-41-261 REV-- DATE 2021-04-28. (SEE CONTINUATION FOR FURTHER DETAILS) / RE-INSPECT REQUIREMENTS AT FIRST 1600 FLIGHT HOURS PER STEP 11 AND REPEAT INSPECTION REQUIREMENTS AT EVERY 3200 FLIGHT HOURS THEREAFTER PER STEP 12. / AT THE EXPIRY OF 5595 FLIGHT CYCLES REPLACE REWORKED PRESSURE SILL DECKS PER STEP 13. / COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEKS NOTED.

ATA 5312

* CORROSION FOUND ON BOTTOM OF FWD PRESSURE B/H F/S 693 BTWN STRS 26L AND 26R (C-CHECK RO 6/22/2021) REMOVED CORROSION ON OUTBOARD FLANGE OF FORWARD PRESSURE BULKHEAD AT FS693 BETWEEN STGRS 26L & 26R PER REF CRJ900 SRM 51-21-06-001-001-A01. ORIGINAL THICKNESS IS .120" REF. DWG SH690-35882 REV. B. REMAINING THICKNESS IS .062". NO DAMAGE ALLOWED IN THIS AREA REF. CRJ900 SRM TR 53-0120 (53-41-10-101-001-A02). REPAIRED FORWARD PRESSURE BULKHEAD AT FS693 BETWEEN STGRS 26L & 26R. REF. REO 690-53-41-264 REV-- DATED 2021-06-10, REO 690-53-41-266 REV-A DATED 2021-06-10, EO SH690-35880 SNIEO S01 DATED 2021-06-07 AND EO SH670-35904 SNIEO S01 DATED 2021-06-07. / SEE CONTINUE CARD FOR WORK PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. / PRESSURE LEAK CHECK GOOD.

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9 L FROM APPROX F/S 847+62 TO APPROX F/S 977 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED WITH NEW SEAT TRACK AT LBL9 BETWEEN FS 847+62-977. SEE CONTINUATION CARD FOR DETAILS.

ATA 5230

* AFT BAGGAGE BAY DOOR UPPER COMBING IS CHAFED. FLAGGED BLENDED CHAFE ON AFT BAG BAY DOOR SURROUND UPPER COAMING REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-61-23-101-001-A01 AND CRJ-900 SRM, 53-61-23-001-001-A01. INSTALLED NEW AFT BAG BAY UPPER COAMING REF. CRJ-900 SRM, 51-41-02-001-001-A01.

ATA 5230

* AFT BAGGAGE BAY DOOR LOWER COMBING IS CHAFED. FLAGGED (C-CHECK RO 6/22/2021) BLENDED CHAFE ON AFT BAG BAY DOOR SURROUND LOWER COAMING REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-61-23-101-001-A01 AND CRJ-900 SRM, 53-61-23-001-001-A01. INSTALLED NEW AFT BAG BAY LOWER COAMING REF. CRJ-900 SRM, 51-41-02-001-001-A01. PRESSURE CHECK TO BE PERFORMED ON JOB: 91506093 OP: 14 MX TRANS: 22741181

ATA 5347

*MULTIPLE SPOTS OF CORROSION, SCRATCHES AND GOUGES ON L/H SEAT RAIL TRACK FROM FS485.00-FS669.40 (C-CHECK RO 6/22/2021) MULTIPLE SPOTS OF CORROSION ON L/H SEAT RAIL TRACK FROM FS485 TO FS669.40 FOUND TO BE OUT OF LIMITS. REPLACED WITH NEW WALL SEAT TRACK PN: SH690-36281-1 REF CRJ 900 AMM 53-00-49-400-801-A07

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9L OVER PRESSURE FLOOR F/S 693-847 APPROX (C-CHECK RO 6/22/2021) REMOVED AND REPLACED WITH NEW SEAT TRACK AT LBL 9 BETWEEN FS 693-847. SEE CONTINUE CARD FOR DETAILS.

ATA 5347

* MULTIPLE AREAS OF CORROSION FOUND ON SEAT TRACK 9R OVER PRESSURE FLOOR F/S 693-847 APPROX (C-CHECK RO 6/22/2021) REMOVED AND REPLACED WITH NEW SEAT TRACK AT RBL9 BETWEEN FS 693-847. SEE CONTINUATION CARD FOR DETAILS.

ATA 5311

*FRAME AT FS661+62 HAS CORROSION AT STGR27. (C-CHECK RO 6/22/2021) REMOVED CORROSION ON FRAME AT FS661+62 AT STRINGER27 IAW CRJ 900 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL .050 IAW CRJ 900 SRM 53-31-06-001-003-A02 AFTER REWORK .048 MAT LOSS .002 MAXIMUM ALLOWED .005 DAMAGE IN AREA WHERE NO DAMAGE IS ALLOWED FRAME FOUND TO BE OUT OF LIMITS IAW CRJ 900 SRM 53-31-06-101-003-A02. REPAIRED FRAME AT FS661+62 AT STGR27 REF REO 690-53-31-573REV -- DATE 2021-04-21 STEPS 1-5 ( SEE CONTINUATION FOR FURTHER DETAILS)

ATA 5347

* THE SEAT TRACK AT RBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS661+32 TO FS693 APPROX. (MARKED) (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW REPLACEMENT SEAT TRACK P/N: SH690-33405-1 / REMOVED AND INSTALLED NEW SEAT TRACK REF CRJ-900 AMM 53-00-49-000-801-A07/ 53-00-49-400-801-A07 AT RBL9 BETWEEN FS661+32- FS693.00 / ORDERED NEW HARDWARE AS REQUIRED FOR INSTALLATION OF SEAT TRACK / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22

ATA 5347

* THE SEAT TRACK AT RBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS581 TO FS661+32 APPROX. (MARKED) (C-CHECK RO 6/22/2021) REPLACED SEAT TRACK AT RBL9 FROM FS581 TO FS661+32 APPROX. REF CRJ900 AMM 53-00-49-400-801-A07

ATA 5347

* THE SEAT TRACK AT RBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS485 TO FS581 APPROX. (MARKED) (C-CHECK RO 6/22/2021) ORDERED AND RECEIVED NEW REPLACEMENT SEAT TRACK P/N: SH690-33407-1 / REMOVED AND INSTALLED NEW SEAT TRACK REF CRJ-900 AMM 53-00-49-000-801-A07/ 53-00-49-400-801-A07 AT RBL9 BETWEEN FS485.00- FS581.00 / ORDERED NEW HARDWARE AS REQUIRED FOR INSTALLATION OF SEAT TRACK / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22

ATA 5347

* THE SEAT TRACK AT LBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS661+32 TO FS693 APPROX. (MARKED) (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK AND INSTALLED NEW SEAT TRACK REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED NEW HARDWARE AS REQUIRED

ATA 5347

*L/H SIDE SEAT RAIL TRACK HAS MULTIPLE SPOTS OF CORROSION ,SCRATCHES AND GOUGES FROM FS847.00-FS977.00 APPROX. (C-CHECK RO 6/22/2021) REMOVED DAMAGED SEAT TRACK REF CRJ-900 AMM 53-00-49-000-801-A07 / INSTALLED NEW SEAT TRACK L/H SIDE APPROX FS847-FS977 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC 8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION

ATA 5347

* THE SEAT TRACK AT LBL27 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS364 TO FS477 APPROX. (MARKED) (C-CHECK RO 6/22/2021) CORROSION ON LBL 27 SEAT TRACK AT FS 364 TO 477 FOUND OUT OF LIMITS OF CRJ 900 SRM 53-21-49-101-001-A01 AND INSTALLED A NEW TRACK REF CRJ 900 AMM 53-00-49-400-801 CONFIG A07 USING TW TUC 4978 CAL DUE 30 JUN 21.

ATA 5347

* THE SEAT TRACK AT LBL9 HAS MULTIPLE LOCATIONS OF CORROSION FROM FS581 TO FS661+32 APPROX. (MARKED) (C-CHECK RO 6/22/2021) ORDERED AND RECIEVED NEW SEAT TRACK P/N: SH690-33404-1 / INSTALLED NEW SEAT TRACK AT LBL9 BETWEEN APPROX FS581.00- FS661+32 REF CRJ-900 AMM 53-00-49-400-801-A07 / USED CALIBRATED TORQUE TOOL TUC8607 CAL DUE DATE: 28-FEB-22 / ORDERED HARDWARE AS REQUIRED

ATA 5320

*COCKPIT FLOOR SUPPORT ANGLE HAS 2EA AREAS WITH CORROSION. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED COCKPIT FLOOR SUPPORT ANGLE AT FS280. REF. CRJ900 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND DWG # CC670-33052 REV. G SHEET 2 & 3. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL600-2D24) STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5320

* THE RH FLOOR SILL HAS MULTIPLE LOCATIONS OF CORROSION FROM FS349 TO FS364. (MARKED) (C-CHECK RO 6/22/2021) REMOVED CORROSION ON FLOORSILL BETWEEN FS349.00 AND FS364.00 REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND LOWER SURFACE ON RH FLOOR SILL TO BE OUT OF LIMITS REF. REO 670-53-00-390 REV -- DATED 22-JAN-2014. COMPLIED WITH REPAIR REF REO 690-53-21-1358 REV -- DATED: 2021-05-05. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5320

*FWD BAG BAY JUST INSIDE DOOR PLATE HAS CORROSION (C-CHECK RO 6/22/2021) REMOVED CORROSION IN FORWARD BAGGAGE BAY ON DOOR SILL PLATE IAW CRJ 900 SRM 51-21-06-001-001-A01. ORIGINAL MATERIAL .080 IAW DRAWING #SH670-33773 REV E AFTER REWORK .075 MAT LOSS .005 AREA FOUND TO BE AT A LOCATION WHERE THERE IS NO DAMAGE IS ALLOWED AREA WAS FOUND TO BE OUT LIMITS IAW CRJ 900 SRM 53-31-23-101-001-A02. REPAIRED PER REO 690-53-31-572 REV -- DATE 2021-04-22 . (SEE CONTINUATION FOR FURTHER DETAILS)

ATA 5311

*FS 847+16 BETWEEN STR 27-26R CORROSION ON LOWER AFT SIDE OF FRAME (C-CHECK RO 6/22/2021) BLENDED OUT CORROSION ARE ON FRAME FS847+16 BETWEEN STGR 26L-26R REF. CRJ-900 SRM, 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-51-06-101-003-A04. PERFORMED FRAME SEGMENT REPAIR OF FS847.16 FRAME STGR 25L-25R REF. CRJ-900 SRM, 53-00-06-201-001-A03 AND CRJ-900 SRM, 51-42-20-001-001-A01, REF CRJ900 SRM 51-42-06-001-001-A01, DWG SH690-37280 REV H AND DWG SH690-37060 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5311

*CORROSION ON FRAME AT FS 295 FROM STGR 23L TO STGR 26R. (C-CHECK RO 6/22/2021) CORROSION ON FRAME AT FS295 FROM STGR 23L AND STGR 23R FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-06-101-002-A04. CUT AND REMOVED FRAME AT FS295 FROM STGR 20L TO STGR 20R REF. CRJ-900 SRM, 53-00-06-201-001-A01, CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5311

*CORROSION ON FRAME AT FS 310 FROM STGR 24L TO STGR 26R. (C-CHECK RO 6/22/2021) CORROSION ON FS310.00 FRAME FROM STGR 24L TO STGR 25R FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-00-06-201-005-A01. CUT, REMOVED, AND INSTALLED NEW FS310.00 FRAME SECTION FROM STGR 23L TO STGR 25R REF. CRJ-900 SRM, 53-00-06-201-006-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5311

*CORROSION ON FRAME AT FS 319 FROM STGR 26L TO STGR 25R. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED FRAME AT FS319 FROM STR 26L - 25R. REF CRJ900 SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5311

CORROSION ON FRAME AT FS 333 FROM STGR 26L TO STGR 26R. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED FRAME AT FS333 FROM STR 26L - 26R. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32420 REV E. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5313

*STGR 25R HAS CORROSI0ON BTWEEN FS319 TO FS333. (C-CHECK RO 6/22/2021) CORROSION DAMAGE ON STGR 25R BETWEEN FS319.00 TO FS333.00 IS NOT DAMAGE ALLOWED AREA AND FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 52-31-03-101-002-A04. REMOVED AND INSTALLED NEW STGR 25R FROM FS280 TO FS333 REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5313

*STGR 25L HAS CORROSI0ON BTWEEN FS333 TO FS349. (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CORRODED STR 25L(LONGERON) BETWEEN FS333 TO FS349. REF CRJ900 SRM 51-42-06-001-001-A01, REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-32050 RE J. COMPLIED WITH TASK CARD 51-900-1002-SKY. NO LEAKS NOTED.

ATA 5330

*ANTENNA DOUBLER CORRODED BETWEEN FS295 AND FS310 AT STGR 27. (C-CHECK RO 6/22/2021) CORROSION ON ANTENNA DOUBLER BETWEEN FS295 AND FS310 AT STGR 27 FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-01-101-002-A04. REMOVED AND REPLACED TCAS LOWER CHANNEL DOUBLER REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 SRM, 51-42-21-001-001-A01 AND DWG SH670-30023 REV G. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5313

*STGR 25L HAS CORROSION BTWEEN FS319 TO FS333. (C-CHECK RO 6/22/2021) CORROSION DAMAGE ON STGR 25L BETWEEN FS319.00 AND FS333.00 IS A NO DAMAGE ALLOWED AREA, FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-21-03-101-002-A04. REMOVED AND INSTALLED NEW STGR 25L FROM FS280.00 TO FS333.00 REF. CRJ-900 SRM, 51-42-06-001-001-A01, CRJ-900 51-42-21-001-001-A01 AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY, PRESSURE CHECKS GOOD.

ATA 5315

A-BAY FLOOR SUPPORT ANGLE @ FS.280 HAS CORROSION (C-CHECK RO 6/22/2021) REMOVED DAMAGED A-BAY FLOOR SUPPORT ANGLE AND INSTALLED NEW A-BAY FLOOR SUPPORT ANGLE AT FS280.00 REF: CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01, CRJ900 SRM 51-40-11-001-001-A01, CRJ900 SRM 51-21-11-01-001-A01 AND CRJ900 SRM TEMPORARY REVISION 51-0068

ATA 5311

*FS 533 CORRODED ON LOWER FLANGE OF FRAME AT STR 27 (C-CHECK RO 6/22/2021) REPAIRED FS 533 CORRODED LOWER FLANGE OF FRAME AT STR 27 REF REO 670-53-31-571 REV--, DATED 2021-04-20. SEE CONTINUATION FOR DETAILS.

ATA 5320

*AFT CARGO DOR LOWER SILL CORRODED (C-CHECK RO 6/22/2021) REMOVED AND REPLACED AFT CARGO DOOR LOWER SILL BETWEEN FS1000.00 TO FS1047.00 IN LEFTHAND SIDE IAW DRAWING # MM670-35085 REV L AND IAW CRJ 900 SRM 51-42-06-001-001-A01 / 51-42-13-001-001-A01 / 51-42-21-001-001-A01 / 51-42-15-001-001-A01 (SEE CONTINUATION FOR FURTHER DETAILS) TASK CARD 51-900-1002SKY COMPLIED WITH

ATA 5311

*CORROSION ON CIRCUMFERENTIAL JOINT AT FS 333 FROM STGR 26L TO STGR 26R. (C-CHECK RO 6/22/2021) BLENDED OUT CORROSION AREA FWD SIDE CIRCUMFERENTIAL JOINT AT FS333 FRAME BETWEEN STGR 26L STGR 26R REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-00-00-101-001-A01. COMPLIED WITH REO REPAIR 690-53-21-1365 REV--, 2021-05-05. STEPS 1-6, WITHIN LIMTS, PRESSURE CHECKS GOOD.

ATA 5414

*LH ENGINE LOWER TR COWL FWD LATCH RECEPTICAL INTERNAL DOUBLER CHAFED THROUGH AT LEADING EDGE. (C-CHECK RO 6/22/2021) EVALUATED CHAFE DAMAGE AND FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED L/H ENGINE LOWER TR COWL INTERNAL DOUBLER. REF. REO 670-54-21-1207 REV. A DATED: 2015-08-27 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5414

*RH ENGINE UPPER TR COWL LATCH RECEPTICAL INTERNAL DOUBLER CHAFED THROUGH AT LEADING EDGE. (C-CHECK RO 6/22/2021) EVALUATED CHAFE DAMAGE AND FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED R/H ENGINE UPPER TR COWL INTERNAL DOUBLER. REF. REO 670-54-21-1207 REV. A DATED: 2015-08-27 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (**RII**)

ATA 5410

*RH ENGINE UPPER CORE COWL LATCH BEAM ASSY CHAFED ON OUTBOARD EDGE AFT OF LATCH RECEPTICAL CUTOUT. (C-CHECK RO 6/22/2021) BLENDED CHAFE ON RH ENGINE UPPER COWL LATCH BEAM ASSY ON OUTBD EDGE AFT OF THE LATCH RECEPTICAL TO A SMOOTH CONTOUR AND RESTORED FINISH MHI RJ REO 690-54-22-023 REV -- DATED 2021-04-26 / ALL STEPS OF REO COMPLIED WITH AND ST CARD 51-900-1002-SKY COMPLIED WITH / WEIGHT OF REPAIR IS BLEND OUT ONLY.

ATA 5410

*RH ENGINE LOWER FAN COWL FWD AND AFT LATCH ALIGNMENT PINS PUSHED THROUGH FAN COWL EDGE FORMER (FORMER CRACKED). (C-CHECK RO 6/22/2021) REMOVED AND REPLACED CHANNEL ON RIGHTHAND ENGINE LOWER FAN COWL IAW CRJ 900 SRM 51-42-06-001-001-A01 / 51-42-13-001-001-A01/ DRAWING #CN622-0101 REV K. LOCATED AND DRILLED NEW CHANNEL FOR RIGHTHAND ENGINE LOWER FAN COWL IAW CRJ 900 SRM 51-40-11-001001-A01.RESTORED FINISH TO AREA IAW CRJ 900 SRM 51-25-01-001-001-A01. (SEE CONTINUATION FOR FURTHER DETAILS) TASK CARD 51-900-1002-SKY COMPLIED WITH

ATA 5320

* GALLEY SERVICE DOOR SILL CORRODED. FLAGGED (C-CHECK RO 6/22/2021) EVALUATED DAMAGE AND FOUND SILL OUT OF LIMITS. REMOVED AND REPLACED DAMAGE SILL WITH NEW. REF CRJ 900 SRM 51-42-06-001-001-A01, CRJ-900 SRM, 51-41-02-001-001-A01 AND DWG SH670-31950 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY PRESSURE LEAK CHECK GOOD

ATA 5310

DURING MLG /NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED LBL 13.70 BEAM P/N: CC670-32125-3 (C-CHECK RO 6/22/2021) REMOVED AND REPLACED DAMAGED BEAM @ LBL 13.70 BETWEEN FS 169.00 TO FS 202.75 REF DWG CC670-32010 REV F, CRJ900 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. / COMPLIED WITH 51-900-1002-SKY

ATA 5280

DURING MLG /NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED RBL 7.50 STIFFENER P/N CC670-34166-4 (C-CHECK RO 6/22/2021) COMPLIED WITH NDT AND VERIFIED CRACK. PERFORMED DAMAGE CUT AND INSTALLED REPAIR PARTS. PER REO 690-53-11-1326 REV -- DATED 2021-05-22. COMPLIED WITH TASK CARD 51-900-1002-SKY AND NO LEAKS NOTED.

ATA 5280

(2) DURING MLG /NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED LBL 7.50 STIFFENER P/N CC670-34166-3 (C-CHECK RO 6/22/2021) REMOVED DAMAGED SECTION OF VERTICAL STIFFENER AT FS202.75 AND LBL 7.50 AND REPAIRED IAW MHIRJ REO 690-53-11-1326 REV --, DATED 2021-05-22. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY. / PRESSURE LEAK CHECK GOOD.

ATA 5280

DURING MLG /NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED SKIN P/N CC670-33106-1 (C-CHECK RO 6/22/2021) PERFORMED PERMANENT TO DAMAGED L/H NOSE SKIN PANEL. REF. REO 690-53-11-1333 REV. €“ DATED: 05-06-2021. / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY

ATA 5280

DURING MLG /NLG PROXIMITY SENSOR HEALTH CHECKS, THE NLG DOOR RODS WERE DISCONNECTED AT THE DOORS AND PERFORMED GEAR SWINGS, LH NLG DOOR ROD DAMAGED LOWER SKIN P/N CC670-33110-3 (C-CHECK RO 6/22/2021) INSTALLED NEW LOWER SKIN @ FS 169.00 BETWEEN LBL 13.70 TO RBL 13.70 REF DWG CC670-32010 REV F, CRJ900 SRM 51-42-06-001-001-A01 AND 51-42-13-001-001-A01. / COMPLIED WITH 51-900-1002 SKY.

ATA 5751

*RH WING AILERON CENTER HINGES (LH AND RH) HAVE WEAR MARKS ON BOTTOM SURFACES (C-CHECK RO 6/22/2021) BLENDED OUT DAMAGE AREAS ON RH AILERON LH AND RH CENTER HINGES BOTTOM SURFACE REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 57-61-02-101-001-A01 AND CRJ-900 SRM, 57-61-01-101-001-A01. COMPLIED WITH REO 690-57-61-206 REV -- DATED: 2021-04-19, ALL STEPS COMPLIED WITH, RESTORED FINISH WITHIN LIMITS.

ATA 5220

* CREW ESCAPE HATCH FWD FITTINGS ARE CHAFED. FLAGGED (C-CHECK RO 6/22/2021) BLENDED CHAFE ON FWD FITTINGS AT CREW ESCAPE HATCH REF. CRJ-900 SRM, 51-12-00-001-001-A01. FOUND TO BE OUT OF LIMITS REF. CRJ-900 SRM, 53-00-00-101-001-A01. COMPLIED WITH REO 690-53-11-1318 REV -- DATED: 2021-04-13, ALL STEPS COMPLIED WITH, WITHIN LIMITS. FUNCTIONAL TEST GOOD, SEE CONTINUE CARD FOR FURTHER DETAILS

ATA 5320

* AVIONICS DOOR SILL SURROUND IS SCRATCHED AND PITTED. FLAGGED (C-CHECK RO 6/22/2021) REPAIRED AVIONICS DOOR SILL SURROUND REF CRJ-900 SRM 51-21-06-001-001-A01 AND REO 690-53-21-032 REV-- DATE 2008/03/07. SEE CONTINUATION CARD FOR DETAILS. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY.

ATA 5751

* LH AILERON LOWER INBD (WS323) LEADING EDGE CHAFE (C-CHECK RO 6/22/2021) REMOVED AND REPLACED PANEL P/N: CC670-13053-1 ON LEFTHAND AILERON LOWER INBOARD SIDE AT WS323.00 IAW DRAWING #CC670-13000 REV NC. TASK CARD 51-900-1002-SKY COMPLIED WITH. (SEE CONTINUATION FOR FURTHER DETAILS)

ATA 5414

*DENT ON RH NACELLE PANEL 443AB. MARKED. (C-CHECK RO 6/22/2021) REMOVED PAINT ON SKIN DENT AREA ON RH PANEL 443AB REF. CRJ-900 SRM, 51-26-01-001-001-A01. FOUND DENT TO BE OUT OF LIMITS REF. CRJ-900 SRM, 54-21-00-101-001-A01. COMPLIED WITH REPAIR REF MHIRJ REO 690-54-21-383 REV -- DATED: 2021-04-30 ALL STEPS COMPLIED WITH AND TASK CARD 51-900-1002-SKY COMPLIED WITH.

ATA 5342

*RH VERTICAL STAB TO FUSELAGE DRAG ANGLE CRACKED. AREA MARKED. (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR TO R/H VERTICAL STABILIZER TO RH FUSELAGE DRAG ANGLES. REF. CRJ 900 SRM 55-31-00-201-001-A01 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5542

*DENT ON RH SIDE OF RUDDER, LOWER END. MARKED. (C-CHECK RO 6/22/2021) COMPLIED WITH DOUBLER REPAIR WHERE DENT WAS AT ON RH SIDE OF RUDDER, LOWER END IAW CRJ900 SRM 55-41-01-201-001-A01 FIGURE 55-41-01-991-804 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY "STRUCTURAL MAJOR REPAIR (**RII**)"

ATA 5342

*LH VERTICAL STAB TO FUSELAGE DRAG ANGLE CRACKED. AREA MARKED. (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR TO L/H VERTICAL STABILIZER TO FUSELAGE DRAG ANGLES. REF. CRJ 900 SRM 55-31-00-201-001-A01 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED

ATA 5330

ADM# N800SK-6856(CRJ900) EVALUATE GOUGE BETWEEN FS 897 AND FS 887 AT STGR 17R. IF DAMAGE IS REWORKED, OR WITHIN ACCEPABLE LIMITS, ELIMINATE EVIDENCE USING STANDARD AIRCRAFT PRACTICES. (C-CHECK RO 6/22/2021) PERFORMED PERMANENT REPAIR TO DENT DAMAGE AS PER REO 690-53-51-285 REV -- DATED 2021-05-04 / SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY, PRESSURE CHECK GOOD

ATA 5730

TRANSFER FROM EAML 402910 : TRANSFERRED FROM CAMP 20675068. DURING WALKAROUND FOUND CRACK IN LEADING-EDGE SKIN PANEL FROM SS144.94 TO SS249.04, 622BR. FLIGHT 4602 - FILED CLOSED PERFORMED REPAIR TO RH WING FIXED LEADING EDGE SKIN BETWEEN SS201.55 - SS210.69 PER REO.

ATA 3260

SELECTED GEAR DOWN ON APPROACH AND GOT GEAR DISAGREE MSG, NOSE GEAR SHOWED UP. COMPLIED WITH QRH, AND MSG CLEARED, ALL GEAR SHOWED DOWN. (FLT#3260) CLOSED DEFERRED LG RETRACTION SYSTEM IAW MEL.

ATA 3260

GEAR DISAGREE WARNING ON GEAR RETRACTION. NOSE GEAR INDICATED UNSAFE. COMPLIED WITH QRH TO GET 3 GREEN. RETURNED TO FIELD. (FLT#4985) CLOSED ADJUSTED NLG PROX SENSOR PX22 IAW AMM. PERFORMED MULTIPLE GEAR SWINGS IAW AMM. ALL OPS CHECKS GOOD.

ATA 5313

STRINGER 24R BETWEEN BS 333 - 349 HAD OUT OF LIMITS CORROSION. REPAIRED THE STRINGER IAW SRM.

ATA 5315

RIGHT OTBD FLOORBEAM AT BS 280, RBL 42 HAS CORROSION. REPLACED IAW SRM.

ATA 5311

CORROSION DETECTED ON THE FWD SIDE OF FRAME BS 349, STRINGER 27L. REPLACED IAW SRM.

ATA 5311

FS 295 FRAME OUT OF LIMITS BETWEEN S25L - 25R. REPAIRED FRAME AT FS 295 IAW REO.

ATA 5320

CORROSION ON THE RT AFT CARGO FLOOR SUPPORT BS 1084 - 1088 RBL 35. REPAIRED IAW EA.

ATA 5320

FS 280 LOWER BUTT-STRAP BETWEEN STR 25L TO STR 26R REPAIRED IAW EA AND AMM.

ATA 5210

REPLACE PAX DOOR INNER SKIN DUE TO CORROSION THAT WAS BEYOND LIMITS. R & R THE PAX DOOR INNER SKIN IAW SRM.

ATA 5210

PAX DOOR FWD FORMER HAS CORROSION AROUND LOWER CAM LATCH. R & R FWD PAX DOOR IAW SRM.

ATA 5330

SKIN WAS FOUND DENTED ABOVE CARGO DOOR. REPAIRED IAW REO.

ATA 3697

DURING CRUISE, RECEIVED A LEFT ANTI-ICE DUCT WARNING MESSAGE. INTERROGATED MDC AND FOUND LT WING LOOP B FLAGGED. PERFORMED CHECK WITH BREAKOUT BOX, LOOP B TO BE 400 OHMS & FOUND CONNECTOR JB11 TO BE LOOSE. CLEANED CONNECTOR & PERFORMED OHM CHECK OF LOOP B TO BE 80 OHMS, PERFORMED OPS CHECK OF BLEED LEAK SYSTEM IAW AMM, OPS CHECK GOOD. PERFORMED OPS TEST OF WING ANTI-ICE SYSTEM IAW AMM; OPS CHECK GOOD AT THIS TIME.

ATA 2560

FORWARD F/A FLASHLIGHT INOPERATIVE. R & R FWD F/A FLASHLIGHT BATTERY. OPS CHECKED GOOD AT THIS TIME.

ATA 3350

CENTER CABIN EXIT SIGN IS MISSING LENSES ON BOTH SIDES. REPLACED RED AND WHITE EMERGENCY INDICATORS REF AMM .

ATA 3242

FOUND NR 2 MLG BRAKE ASSEMBLY SEIZED. FLT 4745 REPLACED NR 2 MLG BRAKE ASSEMBLY IAW AMM PN 90001201-1, SN ON JAN08-0901 & SN OFF SEP08-1080.

ATA 3350

FWD EMERGENCY OVERHEAD LIGHT IS BURNED OUT. FLT 4660 RELAMPED.

ATA 5347

REPLACE RT FLOOR SEAT RAIL FROM FS661+32.00 TO FS693.00. C-CHECK REPLACED OLD RT FLOOR SEAT RAIL FROM FS661+32.00 TO FS693.00 IAW AMM & REO.

ATA 5347

REPLACE RT FLOOR SEAT RAIL FROM FS581.00 TO FS661.00+32. C-CHECK REPLACED RT FLOOR SEAT RAIL WITH FLOOR SEAT ON FS581.00 TO 661.00+32 IAW REO & SRM.

ATA 5347

REPLACE RT FLOOR SEAT RAIL AT FS477.40 TO FS581.00. C-CHECK REPLACED RT FLOOR SEAT RAIL AT FS477.40 TO FS581.00 IAW AMM.

ATA 5347

REPLACE RT FLOOR SEAT RAIL, RBL9.00, FROM FS349.00 TO FS477.40. C-CHECK REMOVED OLD RT FLOOR SEAT RAIL, RBL9.00, FROM FS349.00 TO FS477.40 IAW AMM.

ATA 3213

CORROSION FOUND ON LT MLG NR 2 AXLE THRUST FACE. C-CHECK COMPLETED LT NR 2 AXLE THRUST FACE REPAIR IAW REO.

ATA 3213

CORROSION FOUND ON LT MLG NR 1 AXLE THRUST FACE. C-CHECK COMPLETED LT NR 1 AXLE THRUST FACE REPAIR IAW REO.

ATA 5347

CORROSION ON LT SIDE SEAT RAIL FS 661.00 + 8.4 TO FS 661.00 + 106. C-CHECK REMOVED CORROSION ON LT SEAT TRACK FS661.00+8.4 TO 661.00+106 IAW REO.

ATA 5347

LT SIDE SEAT TRACK HAS CORROSION AT FS 680 €“ 708. C-CHECK REMOVED CORROSION ON LT SEAT TRACK FS680.00 TO 708.00 IAW REO.

ATA 5347

RT SIDE SEAT TRACK HAS CORROSION AT FS 693 €“ 708. C-CHECK REMOVED CORROSION ON RT SEAT TRACK FS693.00-708.00 IAW AMM & REO.

ATA 5347

LT SIDE SEAT TRACK HAS CORROSION AT FS 895 - 927. C-CHECK REMOVED CORROSION ON LT SEAT TRACK FS895.00-927.00 IAW REO.

ATA 5347

RT SIDE SEAT TRACK HAS CORROSION AT FS 744. C-CHECK INSTALLED NEW RT SEAT TRACK FROM FS 744 TO FS 761 IAW AMM & REO.

ATA 5315

COCKPIT FLOOR BEAM FS 274.0 RBL12.0 CRACKED AT FASTENER HOLES. C-CHECK REPAIRED IAW REO.

ATA 5347

RT SIDE SEAT TRACK HAS CORROSION AT FS 785 €“ 797. C-CHECK REMOVED CORROSION ON RT SEAT TRACK FS785.00-797.00 IAW REO.

ATA 5347

LT FLOOR SEAT RAIL HAS CORROSION SEVERAL AREAS FROM FS 661.00 + 16 TO FS 661.00 +121. C-CHECK REMOVED CORROSION & RESTORED FINISH ON LT FLOOR SEAT RAIL FROM FS 661.00 + 16 TO FS 661.00 +121 IAW REO.

ATA 5347

CORROSION ON LT SIDE SEAT RAIL AT FS 661.00 + 154. C-CHECK REMOVED CORROSION ON LT SEAT TRACK FS661.00-154.00 IAW REO.

ATA 3350

FORWARD EMERGENCY OVERHEAD LIGHT IS BURNED OUT. FLT#4620 RELAMPED.

ATA 3350

SECOND TO LAST OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4513) RELAMPED EMERGENCY LIGHT.

ATA 3350

EMERGENCY OVERHEAD LIGHT AT ROW 17 BURNED OUT. (FLT 4670) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 1, 3, AND 4 CEILING EMERGENCY OVERHEAD LIGHTS ARE BURNED OUT. (SERVICE) RELAMPED EMERGENCY LIGHTS.

ATA 3350

OVERHEAD EMERGENCY LIGHT POD AT ROW 14 BURNED OUT. (FLT#4676) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 5 AND NR 8 OVERHEAD EMERGENCY LIGHT INOPERATIVE. (FLT 4854) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 3 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4487) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 1 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4459) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 8 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4771) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 2 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4816) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 3 OVERHEAD EMERGENCY LIGHT IS OUT. (SERVICE) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 3 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4727) RELAMPED EMERGENCY LIGHT.

ATA 3350

OVERHEAD EMERGENCY LIGHT AT ROW 13 IS OUT. (FLT 4646) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 3 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4818) RELAMPED EMERGENCY LIGHT.

ATA 3350

FLT 4646, NR 5 OVERHEAD EMERGENCY LIGHT IS OUT. RELAMPED EMERGENCY LIGHT.

ATA 3350

OVERHEAD EMERGENCY LIGHT AT ROW 13 IS OUT. (FLT 4784) RELAMPED EMERGENCY LIGHT.

ATA 3350

AFT OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4777) RELAMPED EMERGENCY LIGHT.

ATA 5320

COCKPIT FLOOR SUPPORT AT FORWARD FS 280 BETWEEN LBL 9 AND RBL 9 IS CORRODED. (C-CHECK) REPLACE FLOOR SUPPORT PER SRM.

ATA 5315

FS 280 FLOORBEAM CRACKED AT LEFT AND RIGHT SIDES. (C-CHECK) REPAIR PER SRM.

ATA 5320

CORROSION ON RIGHT WEB FS 280 JUST ABOVE FLOOR RBL 35. (C-CHECK) REPAIRED PER CRJ900 SRM.

ATA 5210

PAX DOOR DRAG ANGLE IS CRACKED ON AFT SIDE. (C-CHECK) REPAIRED PER CRJ900 SRM.

ATA 3350

CEILING EMERGENCY LIGHT NEXT TO AFT LAVATORY IS INOPERATIVE. (FLT 4533) RELAMPED EMERGENCY LIGHT.

ATA 3350

CEILING EMERGENCY LIGHT AT ROW 14 IS OUT. (FLT 4501) RELAMPED EMERGENCY LIGHT.

ATA 3350

NR 1 OVERHEAD EMERGENCY LIGHT IS OUT. (FLT 4487) RELAMPED EMERGENCY LIGHT.

ATA 3350

OVERHEAD EMERGENCY LIGHT AT ROW 20 BURNED OUT. (FLT 4466) RELAMPED EMERGENCY LIGHT.

ATA 3350

OVERHEAD EMERGENCY CEILING LIGHT AT ROW 14 INOP. (FLT 4766) RELAMPED EMERGENCY LIGHT.

ATA 5210

PASSENGER DOOR UPPER INNER SKIN WEB CRACKED ON AFT SIDE. (C CHECK)REPAIRED PER REO.

ATA 5210

PASSENGER DOOR AFT DRAG ANGLE CRACKED. (C CHECK) REPAIRED PER REO.

ATA 5210

PASSENGER DOOR AFT DRAG ANGLE CRACKED. (C CHECK) REPAIRED PER REO.

ATA 3350

NR 5 EMERGENCY LIGHT ON CEILING INOP. (FLT 4696) RELAMPED EMERGENCY LIGHT.

ATA 3350

EMERGENCY CEILING LIGHT ABOVE 8A INOP. (FLT 4699) RELAMPED EMERGENCY LIGHT.

ATA 3350

CEILING EMERGENCY LIGHT INOP. (FLT 4801) RELAMPED.

ATA 3350

EMERGENCY LIGHT IN CEILING ABOVE ROW 20 INOP. (FLT 4660) RELAMPED EMERGENCY LIGHT.

ATA 3350

EMERGENCY CEILING FLOOD LIGHT INOP. (FLT 4646) RELAMPED FLOOD LIGHT.

ATA 3350

FLT 4446 - MAIN CABIN DOOR EMERGENCY EXIT SIGN INOP. RELAMPED.

ATA 3350

OVERHEAD EMERGENCY LIGHT NR 7 INOP. (FLT 4482) RELAMPED EMERGENCY LIGHT.

ATA 3350

FLT 4786 - SECOND TO LAST AFT CEILING LEVEL EMERGENCY FLOODLIGHT INOP. RELAMPED.

ATA 5315

FLOOR SUPPORT BEAM AT FS 280 LBL11 AND RBL9 CRACKED. C CHECK, REPAIRED PER REO.

ATA 5100

POSSIBLE TAIL STIKE ON LANDING. (FLIGHT NR 4125) PERFORMED TAIL STRIKE INSPECTION IAW 32-71-00. NO DISCREPENCIES NOTED.

ATA 7830

RECEIVED A "HYD 1 LO PRESS" CAUTION MESSAGE FOLLOWED BY AN "HYD EDP1" CAUTION MESSAGE. RETURNED TO SLC. REPLACED A FAULTY O-RING AT THE THRUST REVERSER STOW LINE IAW CRJ 900 MM 78-32-00. OPS CHECK GOOD.

ATA 2910

FLT 4020 - HYDRAULIC SYSTEM 2 LOST FLUID AND PRESSURE. REPLACED HYDRAULIC ENGINE DRIVEN PUMP AND SUCTION LINE IAW CRJ 900 29-11-01. LEAK AND OPS CHECK GOOD, P/N OFF GG190-4, S/N OFF K0753.

ATA 3244

FLT 3747 - THE NR 3 AND NR 4 MAIN TIRES WERE FOUND FLAT AFTER LANDING. REPLACED BOTH WHEEL ASSEMBLIES IAW AMM 32-41-01, PN: 90001320-1, SN OFF: AUG06-0661, PN: 90001200-1, SN OFF: MAR06-0520.

ATA 2497

FLT 3780 - EXTERNAL GROUND POWER RECEPTICLE WAS SMOKING. COMPLIED WITH REPAIRS OF EXTERNAL POWER RECEPTICAL J150 PER CRJ900 AMM 24-41-03-400-801-A01 AND CRJ900 SRM 51-42-06-001-001-A01.

ATA 3350

TWO EMERGENCY CEILING LIGHTS ARE OUT, FLIGHT NR 2012. RE-LAMPED EMERGENCY CEILING LIGHTS. OPS CHECK GOOD.

ATA 3350

MAIN CABIN VERTICAL EMERGENCY EXIT AND BOTH OVERWING EMERGENCY LIGHTS WILL NOT ILLUMINATE. REPLACED NR 3 EMERGENCY BATTERY PACK IAW MM 33-51-17. OPS CHECK GOOD.

ATA 3350

ROW 13 EMERGENCY EXIT LIGHTS FAIL TO ILLUMINATE. REPLACED NR 3 EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-17. OPERATIONAL CHECKS GOOD.