N540EG

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

RH FLOOR SILL PN:SH670-32172-11 @ FS. 280-319 HAS MULTIPLE AREAS OF CORROSION. REMOVED AND REPLACED RH FLOOR SILL PN:SH670-32172-11 FWD. OF THE GALLEY SERVICE DOOR @ FS280-FS319.

Part: SKIN — GOUGED (ZONE 500 FLAP) · airframe 30,062 hrs · 23,807 cycles

LH WS128.00 FLAP SKIN HAS GOUGING DUE TO AFT FAIRING 586BB SEAL. COMPLIED WITH REO 670-57-52-590 REV: -- DATED: 2025-01-07 NO DEVIATION FROM THE REO - FABRICATED 1 (EA) EXTERNAL STRAP AND 2 (EA) INTERNAL STRAPS FROM 2024 T3 AL ALLOY ALCAD .063". FABRICATED 1 (EA) FILLER FROM 2024 T3 AL ALLOY ALCAD .110". REMOVED SKIN SECTION AND SMOOTHED OUT EDGES. NDT INSPECTION COMPLETED IAW CRJ 700 SRM 57-52-01-201-005-A01, NDT # C1991224 FABRICATED NEW LOWER SKIN SECTION WITH AL ALLOY ALCD SHT-2024T3-.063" LOT: 562467B1 TO REPLACE THE DAMAGED SECTION THAT WAS REMOVED FROM FLS112.30 TO FLS120.20 ON L/H INBD FLAP. REQUESTED NDT TO INSPECT CUT LINE EDGES AND UNDERLYING STRUCTURE WHERE LOWER SKIN SECTION WAS REMOVED FROM L/H INBD FLAP AND NDI REPORT HAS BEEN ATTACHED NO DEFECTS FOUND INSTALLED NEW FABRICATED PARTS: LOWER SKIN SECTION, -9 EXTERNAL STRAP, -21 AND -41 INTERNAL STRAPS, AND -31 FILLER FOR L/H INBD FLAP LOWER SKIN-SPLICE REPAIR FROM FLS112.30 TO FLS120.20. APPLIED TOPCOAT PAINT TO L/H INBD FLAP LOWER SKIN-SPLICE REPAIR FROM FLS112.30 TO FLS120.20.

Part: HINGE — GOUGED (ZONE 600 FLAP) · airframe 30,062 hrs · 23,807 cycles

GOUGE ON RH HINGE ARM FITTING PN.CC670-14131-4 AT I/B FLAP WS54.55. MEASURES .250 X .025. ROTO-PEEN REWORKED AREA IAW CRJ 700 SRM 51-24-11. ALODINED AND PRIMED RH HINGE ARM FITTING PN.CC670-14131-4 AT I/B FLAP WS54.55. IAW CRJ700 SRM 51-21-001-001-A01 AND CRJ700 SRM 51-25-06-001-001-A01. ALL WORK COMPLIED WITH IAW REO 670-57-52-580 REV. --.

Part: FRAME — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

FRAME FS879 IS CORRODED BETWEEN STRINGERS 26L AND 26R C/T KEEL BEAM ATTACHMENT FITTINGS. FOUND UPON CLEANING OF BLUE WATER SPILL. EVALUATED AREA, FRAME STATION 879, BETWEEN STR 26L-26R ORIGINAL MATERIAL .063" MATERIAL REMAINING .046" MATERIAL LOSS .017" ALLOWABLE LOSS EXCEEDS 10% FOUND TO BE OUT OF LIMITS. FABRICATE ALL REPAIR PARTS -1 REPAIR ANGLE 7075-0 .063" CLAD TREATED TO T-62 -2 SHIM 7075 T-6 .063 CLA IAW REO 670-53-51-322. INSTALLED REPAIR PARTS, AND ALL PREVIOUSLY REMOVED FASTENERS.

Part: FAIRING — WORN (ZONE 300) · airframe 30,062 hrs · 23,807 cycles

PANEL 326AR HAS COMPOSITE DAMAGE TO 10 HOLES THAT WILL REQUIRE REPAIR. CLEANED THE DAMAGED AREA USING ALCOHOL AND A LINT FREE CLOTH WIPING DRY PRIOR TO EVAPORATION. CUT PLIES OF CU040CX36 COPPER WIRE MESH TO FIT THE REPAIR AREA. TRIMMED TO FIT.

Part: SKIN — CHAFED (ZONE 600 FLAP) · airframe 30,062 hrs · 23,807 cycles

RH WS54.55 AFT HINGE WAS CHAFFING ON FLAP LOWER SKIN COMMON TO FAIRING SEAL. BLENDED CHAFE DAMAGE TO RH INBD FLAP LOWER SKIN, (DWG: CC670-14061, AL ALY ALCD 2024-T3, 0.063” NOMINAL STOCK THICKNESS, 0.052” ± 0.003” & 0.040” ± 0.003” CHEM. MILL POCKET THICKNESSES, REF) BETWEEN WS 52.621 - WS 56.539. RESTORED FINISH THE REWORKED AREAS. ALL WORK COMPLIED WITH IAW REO 670-57-52-591 REV --.

Part: FAIRING — ERODED (ZONE 300) · airframe 30,062 hrs · 23,807 cycles

DURING MAINTENANCE PANEL 326AL WAS FOUND WITH DAMAGE TO THE COPPER MESH ON THE EXTERNAL SURFACE. SANDED DAMAGED AREA TO REMOVE BONDED MESH. CLEANED AREA TO REMOVE ANY DUST. CUT PLIES TO FIT AREA.

Part: MOUNT — CRACKED (ZONE 100) · airframe 30,062 hrs · 23,807 cycles

HAIRLINE CRACK MEASURING .55'' WAS FOUND IN THE RADIUS OF THE STRUCTURE FOR THE SPR. FABRICATED REPAIR ANGLE -1 MAKE FROM ALUM ALLOY 2024 T3 .050 LOT# 44682B7/1.16. LOCATED AND DRILLED NEW FABRICATED ANGLE -1 IAW REO 670-28-25-013 REV. --. INSTALLED NEW ANGLE: SEAL PPG PS 870 B-2. LOT # 59859834F-60141141. EXP. 03/25. IAW REO 670-28-25-013 REV. -- DATE 2024-12-19. RESTORED FINISH IAW REO 670-28-25-013 REV --. COMPLIED WITH REO 670-28-25-013 REV --.

Part: SKIN PANEL — GOUGED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

GOUGE DAMAGE TO RH FIXED LEADING EDGE SKIN BETWEEN S.STA 210.69 AND SLAT TRACK 2-1. TRIMMED FOR PROPER FITMENT AND REMOVED ALL SHARP EDGES ON NEW LEADING EDGE SKIN PANEL 622BR PN:CC670-12301-6. LOCATED, DRILLED, COUNTERSUNK, AND DEBURRED ALL FASTENER HOLE LOCATIONS IN NEW LEADING EDGE SKIN PANEL. INSTALLED NEW SKIN PANEL.

Part: SKIN — GOUGED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

AFTER REMOVAL OF RH FLAP FAIRING 692AB FOUND GOUGING ON WING ON FWD SIDE OF PANEL TO WING MATING SURFACE DUE TO CERAM-KOTE ON SEAL. REMOVED DAMAGE BLEND PER ENGINEERING. ROTO-PEENED REWORKED AREA. COMPLIED WITH REO 670-57-21-1019 REV --.

Part: ANGLE — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON GALLEY SERVICE DOOR LOWER SILL STRUCTURE, FROM FS 319.00 TO FS 349.00 (STGR 17L), UNDER DOOR LATCH FITTINGS. REMOVED GALLEY SERVICE DOOR LOWER SILL STRUCTURE PN:SH670-31996-3 IAW CRJ700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 INSTALLED NEW GALLEY SERVICE DOOR LOWER SILL STRUCTURE P/N SH670-31996-3S IAW CRJ700 SRM 51-42-06-001 AND 51-42-21-001-001-A01.

Part: SKIN — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

LH WS220 LOWER WING SKIN HAS CHAFFING COMMON TO THE 595AB FAIRING SEAL. BLENDED LH WS220 LOWER WING SKIN COMMON TO THE 595AB FAIRING SEAL. SHOT PEENED REWORKED AREA.

Part: STRIKER — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON FITTING SEAL STRIKER P/N SH670-31412-7 AT RH, STGR 18 FS319 TO FS 349, REPLACEMENT REQUIRED NO ALLOWABLE DAMAGES IN THIS AREA. REMOVED CORRODED SH670-31412-7 SEAL STRIKER AT RH, STGR 18 FS319 TO FS 349. INSTALLED NEW SEAL STRIKER P/N SH670-31412-7. ALODINED, PRIMED, & PAINTED EXT BARE METAL SURFACE.

Part: SKIN PANEL — GOUGED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

FOUND TWO GOUGES AND TWO FASTENERS WITH CORROSION UNDER PANELS 196DR AND 195DL APPROX. F.S 969, L/H STRG. 27. LOWER SKIN PANEL PN:SH670-37060. PERFORMED REPAIR AT FS 969 STRINGER 27L C/T LOWER SKIN PANEL PN: SH670-37060 IAW REO 670-53-00-757 REV. A(P3)

Part: ANGLE — CORRODED (ZONE 100)

CORROSION FOUND ON MID FWD, ANGLE PART # SH670-31982-1 COMMON TO FWD PROTECTOR, WEB FLOOR PART # SH670-32040-1. REMOVED CORRODED MID FWD, ANGLE PART # SH670-31982-1 AND INSTALLED NEW ANGLE PN SH670-31982-1 IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: PROTECTOR — CORRODED (ZONE 100) · corrosion level 2

CORROSION FOUND ON MID FWD, PROTECTOR, WEB FLOOR PART # SH670-32040-1 COMMON TO SERVICE DOOR SILL. REMOVED FWD, PROTECTOR, WEB FLOOR PART # SH670-32040-1 IAW CRJ 700 SRM 51-42-06-001-001-A01 INSTALLED NEW PROTECTOR WEB FLOOR PN SH670-32040-1 IAW CRJ 700 SRM 51-42-06-001-001-A01

Part: PROTECTOR — CORRODED (ZONE 100) · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON FWD, PROTECTOR, WEB FLOOR PART # SH670-32040-1 COMMON TO SERVICE DOOR SILL. REMOVED FWD, PROTECTOR, WEB FLOOR PART # SH670-32040-1 COMMON TO SERVICE DOOR SILL. IAW CRL700 SRM 51-40-00-001-001-A01. INSTALLED NEW PROTECTOR, WEB FLOOR PART # SH670-32040-1 IAW CRJ 700 SRM 51-42-06-001-001-A01; SRM 51-42-21-001-001-A01

Part: CLOSEOUT PANEL — CORRODED (ZONE 100)

WHILE REMOVING MANUAL POCKET ASSY FOR ACCESS TO INSPECTIONS, FOUND MODERATE CORROSION ON COCKPIT FLOOR STRUCTURE CLOSING PANEL WHERE MANUAL POCKET ASSY ATTACHES TO. BLENDED CORROSION IAW CRJ 700 SRM 51-21-06-001-001-A01.

Part: ANGLE — CORRODED (ZONE 100) · corrosion level 2

CORROSION FOUND ON FWD, ANGLE PART # SH670-31982-1 COMMON TO FWD PROTECTOR, WEB FLOOR PART # SH670-32040-1. LOCATED AT STRINGER 18 C/T FWD. GALLEY SERVICE DOOR LOWER SILL BETWEEN FS.319-FS349. REMOVED FWD, ANGLE PN:SH670-31982-1 IAW CRJ700 SRM 51-42-06-001-001-A01. INSTALLED NEW ANGLE PN SH670-31982-1 IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: ANGLE — CORRODED (ZONE 100) · corrosion level 2

CORROSION FOUND ON AFT, ANGLE PART # SH670-31982-1 COMMON TO AFT PROTECTOR, WEB FLOOR PART # SH670-32040-2. REMOVED AFT, ANGLE PART # SH670-31982-1 IAW CRJ700 SRM 51-42-06-001-001-A01. INSTALLED NEW ANGLE PN SH670-31982-1 IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: ANGLE — CORRODED (ZONE 100) · corrosion level 2

CORROSION FOUND ON MID AFT, ANGLE PART # SH670-31982-1 COMMON TO MID AFT, PROTECTOR, WEB FLOOR PART # SH670-32040-2. REMOVED MID AFT, ANGLE PART # SH670-31982-1 IAW CRJ700 SRM 51-42-06-001-001-A01. INSTALLED NEW ANGLE PN SH670-31982-1 IAW CRJ 700 SRM 51-42-06-001-001-A01

Part: SKIN — GOUGED (ZONE 500 FLAP)

LH WS54.55 FLAP SKIN GOUGED DUE TO AFT HINGE FAIRING SEAL. REMOVED AND REPLACED 48 (EA) DAMAGED FASTENERS AFTER BLENDING WAS PERFORMED ON L/H WS54.55 LOWER FLAP SKIN IAW REO 670-57-52-585. RESTORED FINISH OF THE REWORKED AREAS ON L/H WS54.55 LOWER FLAP SKIN IAW REO 670-57-52-585.

Part: CHANNEL — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CHANNEL BETWEEN FS1031- FS1051 BETWEEN STRINGER 27 AND26R HAS CORROSION ON UPPER FACE. PN: MM670-43255-003. REMOVED AND REPLACED CHANNEL PN: MM670-43255-003 FS 1031-1051 STR. 27-26R IAW CRJ700 SRM 51-42-06-001-001-A01, CRJ700 SRM 51-23-00-001-001-A01, & CRJ700 SRM 51-21-16-001-001-A01.

Part: SKIN — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

CUSTOMER REPORTS QTY (3) BLENDED AREAS OF CHAFE DAMAGE TO AFT WING PLANK LOWER SKIN (DWG CC670-10046, AL ALY 7475-T7351, 0.250”,0.270”,0.300” AND 0.350” NOM. THK. +/-0.005” AT BLENDED AREAS) BTW STR10L – AUX SPAR DATUM AND WS48.95-WS68.00. BLENDING OF DAMAGE WAS PERFORMED TO A SMOOTH CONTOUR IN ACCORDANCE WITH SRM 51-12-00 USING 20:1 TRANSITION RATIO TO COMPLETE DAMAGE REMOVAL. MINIMUM REMAINING THICKNESSES ARE NOT LESS THAN REPORTED. NDTM 51-20-008 OR EDDY CURRENT INSPECTION COMPLETE PER NDTM 51-20-006, REWORKED AREAS ARE CRACK FREE. ROTO PEEN REWORKED AREAS PER SRM 51-24-11 TO A SURFACE FINISH OF 180 RA MICRO-INCHES OR SMOOTHER. RESTORED SURFACE FINISH WITH ALODINE IAW CRJ700 SRM 51-21-11-001-001-A01, PRIMER IAW CRJ 700 SRM 51-25-06-001-001-A01 AND PAINT IAW CRJ700 SRM 51-25-01-001-001-A01-PSA

Part: FLOORBEAM — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AFT BAGGAGE BAY FLOOR STRUCTURE @ FS1047.00 AFT OF DOOR STRUCTURE. INTERCOSTAL PN:MM670-35372-005 HAS MODERATE CORROSION. REMOVED MODERATE CORROSION ON INTERCOSTAL C/T AFT BAGGAGE BAY FLOOR STRUCTURE @ FS 1047 IAW CRJ 700 SRM 51-21-06-001-001-A01. GRIDDED AREA AND SIGNED UP FOR NDT EDDY CURRENT INSPECTION COMPLETED AND NO CRACKS FOUND (SEE ATTACHMENT NIAR F291024.PDF) REMOVED AND REINSTALLED NUTPLATE IAW CRJ 700 SRM 51-45-00-001-001-A01 REMOVED AND REPLACED 3 BLENDED OVER FASTENERS WITH NEW IAW CRJ 700 SRM 51-42-06-001-001-A01 ALODINED, PRIMED, & PAINTED BARE METAL SURFACE IAW CRJ700 SRM 51-21-16-001-001-A01. ALL WORK COMPLETED IAW EA NO: A1-670-53-00121 REV --.

Part: FLOOR SUPPORT — CRACKED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

RH SUPPORT STRUCTURE FLOOR BEAM @BL12.00 HAS A HAIRLINE CRACK MEASURING .2" IN LENGTH. PN:CC670-33202-30. COMPLIED WITH REO 670-53-11-2059.USING ALODINED IAW CRJ700 SRM 51-21-11 STICK # M-CR EXP. 2/25. PRIMED IAW CRJ 700 SRM 51-25-06 WITH 10P-2NF BATCH # 8474023051 EXP. 03/26. PAINTED IAW CRJ700 SRM 51-25-11 WITH WHITE PAINT # ECL-G-57 EXP. 10/31/26. SEALED 870-B2 BATCH # SGP146550 EXP. 03/25. INSTALLED HI-LITES IAW CRJ700 SRM 51-42-21.

Part: SKIN — DENTED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

DURING ROUTINE OPERATIONS AT (CVG), MAINTENANCE NOTED THAT THE RH, AFT STRUCTURE (P/N WA670-30632-3) HAS (1 EA.) LIGHTNING STRIKE. POST BLEND, THE DAMAGE HAS BEEN MEASURED AT 0.0015” DEEP (REO 670-53-84-167). COMPLIED WITH EA 23-C7-53-1115; PERFORM A DETAILED VISUAL INSPECTION OF THE SURROUNDING STRUCTURE TO ENSURE NO OTHER DAMAGE IS PRESENT. BLENDED OUT THE DAMAGE TO A SMOOTH CONTOUR PER SRM 51-12-00. PERFORMED AN EDDY CURRENT INSPECTION PER NDTM PART 1 51-20-006 OR LPI (FLUORESCENT) PER NDTM PART 1 51-20-008 THE AREA IS CRACK FREE. RESTORED SURFACE FINISHES PER RM51-21-16. WITHIN 7,274.37 FH’S (BEFORE 35,970 FH’S) REPAIR OR REPLACE THE DISCREPANT ITEM IN ACCORDANCE WITH APPROVED PROCEDURES. AT 280 FH INTERVALS (STARTING AT 28,975.63 FH’S), UNTIL ACCOMPLISHMENT OF SECTION III PERMANENT REPAIR: ACCOMPLISH A DETAILED VISUAL INSPECTION (DVI) AT THE DISCREPANT AREA AND THE SURROUNDING STRUCTURE TO ENSURE NO ADDITIONAL DAMAGE IS FOUND. IF FURTHER DAMAGE IS NOTED, CONTACT PSA ENGINEERING, OR ACCOMPLISH SECTION III PRIOR TO FLIGHT.

Part: STRAP — CORRODED (ZONE 100) · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND IN MULTIPLE PLACES AT FS 909 AFT BELLY FAIRING SUPPORT STRAP PN: SH670-39341-3 X2 AND SH670-39338-3. REMOVE SEALANT PAD. REMOVE ALL CORROSION AND EVALUATE OVERALL DAMAGE. REMOVED CORROSION FROM 2EA. STRAPS PER CRJ700 SRM 51-21-06-001-001-A01. FABRICATED STRAP P/N SH670-39338-3 IAW CRJ 700 SRM 51-71-00-001-001-A01, 51-24-36-001-001-A01, AND 53-82-55-001-002-A01. INSTALLED FABRICATED MID STRAP TO REPLACE DAMAGED STRAP P/N: SH670-39338-3 AT FS909 FOR AFT WING-TO-FUSELAGE SUPPORT STRUCTURE IAW CRJ700 SRM 51-42-06-001-001-A01. RESTORED FINISH TO BARE SURFACES. APPLIED ALODINE, PRIMER AND PAINT IAW CRJ700 SRM 51-25-16-001-001-A01.

Part: STRINGER — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

FOUND MODERATE CORROSION ON RH STG 25 BETWEEN F.S. 280.00 AND 333.00. REMOVED AND REPLACED STRINGER 25R PN: SH670-31212-2U. FS 295-333 IAW CRJ 700 SRM 51-42-06-001-001-A01. ALODINE, PRIMED, & PAINTED EXT BARE METAL SURFACE IAW CRJ700 SRM 51-21-16-001-001-A01.

Part: STRAP — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND IN MULTIPLE PLACES AT FS 909 AFT BELLY FAIRING SUPPORT STRAP PN: SH670-39341-3 X2 AND SH670-39338-3. REMOVED CORROSION FROM 3EA. STRAPS PER CRJ700 SRM 51-21-06-001-001-A01. FABRICATED STRAP P/N SH670-39338-3 IAW CRJ 700 SRM 51-71-00-001-001-A01, 51-24-36-001-001-A01, AND 53-82-55-001-002-A01. INSTALLED FABRICATED MID STRAP TO REPLACE DAMAGED STRAP P/N: SH670-39338-3 AT FS909 FOR AFT WING-TO-FUSELAGE SUPPORT STRUCTURE IAW CRJ700 SRM 51-42-06-001-001-A01. RESTORED FINISH TO BARE SURFACES. APPLIED ALODINE, PRIMER AND PAINT IAW CRJ700 SRM 51-25-16-001-001-A01.

Part: RAIL — GOUGED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

R/H #1 SIDE SEAT TRACK SPLICE AT FS469 - FS485 FOUND DAMAGE AT 7TH CROSS SECTION FROM THE AFT EOP. DATUM X AND Y GOUGED ON BOTH SIDES. REMOVED AND REPLACED RH #1 SIDE SEAT TRACK DAMAGED SPLICE SECTION WITH A NEW SPLICED SECTION (EXTRUSION: 20276-288-0-0) AT FS469-FS485 IAW CRJ700 REO 670-53-00-589 REV C.

Part: DOOR — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AVIONICS BAY DOOR SURROUND STRUCTURE, FWD OF FS 364.00, CORRSION NOTED UNDER BLUE PAINT APPLIED TO BOTH INTERCOSTALS (STGR 27). REMOVED AND REPLACED LH INTERCOSTAL (SH670-32075-3) COMMON TO AVIONICS BAY DOOR FWD OF FS 364.00 @ STGR 27 IAW SRM 51-42-00-001-001.

Part: DOOR SILL — GOUGED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

THERE ARE FIVE GOUGES ON THE UPPER FACE OF THE GALLEY SERVICE DOOR LOWER SILL PN: SH670-31980-17. FROM AFT TO FWD THE MEASUREMENTS ARE 0.200" X 0.350" X 0.013", 0.300" X 0.450" X 0.022", 0.200" X 0.250" X 0.017", 0.200" X 0.200" X 0.018" AND 0.250" X 0.350" X 0.019". BLENDED GOUGES AT GALLEY SERVICE DOOR LOWER SILL PN: SH670-31980-17, FS321.70-FS347.00, STGR 17R-18R IAW CRJ SRM 51-12-00-001-001-A01. REF NDI REPORT NIAR C061124.PDF IN ATTACHMENTS, NO CRACKS NOTED. ROTO-PEENED REWORKED AREA IAW CRJ 700 SRM 51-24-11-001-001-A01, DATA CAPTURED IN ATTACHMENTS. APPLIED ALODINE, PRIMER AND PAINT IAW CRJ700 SRM 51-21-11-001-001-A01, 51-25-06-001-001-A01, 51-25-01-001-001-A01-PSA. ALODINE-1132 PB31454331 EXP:04/03/25. PRIMER-10P4-2NF(GREEN) BATCH#8474023051 EXP:03/26. GREY-ECL-G-101/PC-223/TR-109 BATCH#8473347072 EXP:12/31/25. COMPLIED WITH REO 670-53-21-2513 REV --.

Part: SKIN — GOUGED (ZONE 100) · airframe 30,062 hrs · 23,807 cycles

GOUGES ON FAIRING 196AR AND FIXED FAIRING SH670-36302-6. CLEANED AND EVALUATED DAMAGE IAW CRJ700 SRM 53-3-52-32-101-001-A01. SMOOTH AND BLENDED DAMAGED AREA IAW CRJ700 SRM 51-12-00-001-001-A01. REMOVED AND REPLACED 5EA. FASTENERS IAW CRJ700 SRM 51-42-00-001-001-A01. RESTORED FINISH TO BARE SURFACES. APPLIED ALODINE, PRIMER AND PAINT IAW CRJ700 SRM 51-25-16-001-001-A01. APPLIED TEFLON FILLED ABRASION TAPE P# 8671. ALL WORK COMPLIED WITH IAW REO 670-53-42-112, REV --.

Part: INTERCOSTAL — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AVIONICS BAY DOOR SURROUND STRUCTURE, FWD OF FS 364.00, CORRSION NOTED UNDER BLUE PAINT APPLIED TO BOTH INTERCOSTALS (STGR 27). REMOVED AND REPLACED RH INTERCOSTAL (SH670-32075-4) COMMON TO AVIONICS BAY DOOR FWD OF FS 364.00 @ STGR 27 IAW SRM 51-42-00-001-001.

Part: ANGLE — CRACKED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

CRACK FOUND ON ANGLE PN: CC670-10338-2 COMMON TO 642AZ PANEL IN RH MLG WHEEL WELL AREA. MEASURES 1.1" LENGTH. FABRICATED NEW ANGLE, MATERIAL USED 7075 T6 .063" LOT # 407535/2.9.6 I/A/W CRJ 700 SRM 51-24-16. LOCATED AND DRILLED HOLES IN NEW ANGLE I/A/W CRJ 700 SRM 51-40-11. REMOVED AND REPLACED NEW BRACKET I/A/W CRJ 700 SRM 51-42-21-001-001-A01. APPLIED CAP SEAL INSIDE THE FUEL TANK IAW CRJ700 SRM TASK 51-23-00-001-001-A01.

Part: PANEL — GOUGED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

FOUND GOUGING ON WING ON FWD SIDE OF FAIRING PANEL 592AB TO WING MATING SURFACE. BLENDED GOUGES ON LOWER LH WING SKIN AT AREAS C/T PANEL 592AB IAW CRJ700 SRM 51-12-00-001-001-A01. ROTO-PEENED REWORKED AREA IAW CRJ700 SRM 51-24-11. ALODINE AND PRIMED AND PAINTED IAW CRJ700 SRM 51-25-01. PERFORMED REPAIR OF GOUGING ON LWR LH WING, FWD SIDE, COMMON TO FAIRNG 592AB MATING SURFACE IAW REO 670-57-21-1021 REV --.

Part: SKIN — GOUGED (ZONE 100) · airframe 30,062 hrs · 23,807 cycles

GOUGES ON FAIRING 195AL AND FIXED FAIRING SH670-36302-5. CLEANED AND EVALUATED PANEL 195AL IAW CRJ700 SRM 53-82-83-101-001-A01. DAMAGE FOUND TO BE MORE THAN THE 4” MAXIMUM LENGTH AND HAS WORN PAST THE COPPER MESH DOWN TO BARE COMPOSITE. SMOOTH AND BLENDED DAMAGED AREA IAW CRJ700 SRM 51-12-00-001-001-A01. REMOVED AND REPLACED PERMANENT FASTENERS IAW CRJ700 SRM 51-42-00-001-001-A01. RESTORED FINISH TO BARE SURFACES. APPLIED ALODINE, PRIMER AND PAINT IAW CRJ700 SRM 51-25-16-001-001-A01. APPLIED TEFLON FILLED ABRASION TAPE P# 8671. ALL WORK COMPLIED WITH IAW REO 670-53-42-113, REV --.

Part: SKIN — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

LH FLAP FAIRING 586AB FOUND GOUGING ON WING ON FWD SIDE OF PANEL TO WING MATING SURFACE DUE TO CERAM-KOTE ON SEAL. BLENDED GOUGES ON LOWER LH WING SKIN AT AREAS C/T PANEL 586AB IAW CRJ700 SRM 51-12-00-001-001-A01. ROTO-PEENED REWORKED AREA IAW CRJ700 SRM 51-24-11. ALODINE AND PRIMED AND PAINTED IAW CRJ700 SRM 51-25-01. ALL WORK COMPLIED WITH IAW REO 670-57-21-1020 REV --.

Part: SKIN — CHAFED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

RH WS128.00 FLAP SKIN HAS GOUGING DUE TO AFT FAIRING 686BB SEAL. BLENDED GOUGES COMMON TO FAIRING 686BB RH WS128.00 FLAP SKIN IAW CRJ 700 SRM 51-12-00-001-001-A01. PERFORMED REPAIR ON RH WS128.00 FLAP SKIN GOUGING COMMON TO FAIRING 686BB IAW REO 670-57-52-584 REV --.

Part: SKIN — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

LH WS264 HAS CHAFFING ON WING COMMON TO THE FWD. FARING 597AB SEAL. BLENDED DAMAGE TO A SMOOTH CONTOUR IAW SRM 51-12-00. INSTALLED HI-LITES IAW SRM 51-42-21 AND SRM 51-23-00. EDDY CURRENT INSPECTED IAW NDTM 53-00-000-251. ATT # 11. SHOT PENNED IAW SRM 51-24-11. COMPLIED WITH REO 670-57-21-1023.

Part: FITTING — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

DURING DETAILED INSPECTION FOR TASK 53-10-305-JIC FOUND MODERATE CORROSION ON THE LH SIDE OF THE JACK FITTING SUPPORT WHERE IT MEETS THE FUSELAGE. REMOVED AND REPLACED JACK PAD SUPPORT FITTINGS CC670-32179-2 AND CC670-32179-3S IAW CRJ 700 SRM 51-42-06-001-001-A01, 51-42-20-001-001-A01, AND 51-23-00-001-001-A01.

Part: FITTING — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AT FS. 319 FRAME SPLICE FITTING HAS CORROSION PITTING. REPLACED SPLICE FITTING PN:SH670-31984-1 FS 319 STR 18R IAW CRJ 700 51-42-21-001-001-A01.

Part: FITTING — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

DURING DETAILED INSPECTION FOR TASK 53-10-305-JIC FOUND MODERATE CORROSION ON THE LH SIDEOF THE JACK FITTING SUPPORT WHERE IT MEETS THE FUSELAGE. REMOVED AND REPLACED JACK PAD SUPPORT FITTINGS CC670-32179-2 AND CC670-32179-3S IAW CRJ 700 SRM 51-42-06-001-001-A01,51-42-20-001-001-A01, AND 51-23-00-001-001-A01.

Part: FRAME — GOUGED (ZONE 400) · airframe 30,062 hrs · 23,807 cycles

BARE METAL AND NICKS ON TOP SIDE OF PYLON FRAME PN: MM670-37223-001 COMMON TO PYLON LEADING EDGE PANEL 411AT. REMOVED O/B NUTPLATE ON FLANGE, SMOOTH AND BLENDED DAMAGED AREA IAW CRJ700 SRM 51-12-00-001-001-A01. PERFORMED REPAIR ON BARE METAL AND NICKS ON TOP SIDE OF PYLON FRAME PN: MM670-37223-001 COMMON TO PYLON LEADING EDGE PANEL 411AT IAW REO 670-54-51-078 REV --.

Part: SKIN — GOUGED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

RH WS264 LOWER WING SKIN HAS CHAFFING COMMON TO 697AB FAIRING SEAL. REMOVED DAMAGE BLEND PER ENGINEERING NOTE 3 IAW CRJ 700 SRM 51-12-00-001-A01. ULTRASONIC INSPECTED BLENDED AREAS FOR REMAINING MATERIAL THICKNESS IN ACCORDANCE WITH MHIRJ NON-DESTRUCTIVE TESTING MANUAL, PART 1, CH. 51-20-004. ROTO-PEENED REWORKED AREA IAW CRJ700 SRM 51-24-11 AND REO 670-57-21-1016. REMOVED AND REPLACED DAMAGED FASTENERS IN BLENDED AREA. ALL WORK COMPLIED WITH IAW REO 670-57-21-1016, REV --.

Part: SPLICE — GOUGED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

GOUGE ON THE FWD SPLICE PLATE OF THE GALLEY DOOR MEASURING 0.100" X 2.400" X 0.015" RIGHT ABOVE THE LOWER SILL ON THE SERVICE DOOR. FABRICATED AND INSTALLED NEW LOWER FWD SPLICE PLATE TO MATCH P/N: SH670-31422-1 FOR GALLEY SERVICE DOOR SURROUND STRUCTURE WITH ALLOY 2024 T3 .063" IAW CRJ 700 SRM 53-21-23-001-002-A01, 51-24-36-001-001-A01, 51-42-06-001-001-A01, AND 51-71-00-001-001-A01.

Part: STRINGER CLIP — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON RH, STRG CLIP COMMON TO STRINGER 20R, INTERCOSTAL PART # SH670- 32004-1 AND FRAME PART # SH670-32029 -2 AT FS319.70. REMOVED AND REPLACED WITH NEW, STRG CLIP, RH, PART # SH670-32045-1 COMMON TO STRINGER 20R, INTERCOSTAL PART # SH670- 32004-1 AND FRAME PART # SH670-32029 -2 AT FS319.70 IAW CRJ 700 SRM 51-42-06-001-001-A01, IAW CRJ 700 SRM 51-23-00-001-001-A01 AND IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: STRINGER — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

STRINGER 24R AT FS 295 TO FS310 IS CORRODED BEYOND THE SRM LIMITS. REMOVED STRINGERS CLIPS 4EA AT FS 295, 310, 319, 333 STGR 24RH AND STRINGER SPLICE AT FS 333 STGR 24RH. REMOVED STR 24R FROM FS 280-333 IAW CRJ700 SRM 51-42-06. INSTALLED STRINGER CLIPS 4EA AT FS 295, 310,319, 333 STR 24R IAW CRJ700 SRM 51-42-06-001-001-A01. INSTALLED STRINGER SPLICE 24 SPLICE FS 333 IAW CRJ 700 SRM 51-42-06-001-001-A01. INSTALLED NEW STRINGER 24R PN:SH670-31212-2U IAW CRJ700 SRM 51-42-06-001-001-A01.

Part: SKIN — CHAFED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

RH WS128 HAS CHAFFING ON WING LOWER SKIN COMMON TO THE 686AB FAIRING SEAL. BLENDED RH WS128 WING LOWER SKIN COMMON TO THE 686AB FAIRING SEAL IAW CRJ 700 SRM 51-12-00-001-A01. NDI REPORT F281024.PDF IN ATTACHMENTS, NO CRACKS NOTED. SHOT-PEEN REWORKED AREA IAW CRJ 700 SRM 51-24-11-001-001-A01. ALL WORK PERFORMED IAW REO 670-57-21-1018 REV --.

Part: SKIN — CHAFED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

RH WS54.55 HAS CHAFFING ON LOWER WING SKIN COMMON TO THE 683AB FAIRING SEAL. BLENDED RH WS54.55 LOWER WING SKIN COMMON TO 683AB FAIRING SEAL IAW CRJ 700 SRM 51-12-00-001-A01. NDI REPORT E281024.PDF IN ATTACHMENTS, NO CRACKS NOTED. ROTO-PEENED REWORKED AREA IAW CRJ 700 SRM 51-24-11-001-001-A01. ALL WORK PERFORMED IAW REO 670-57-21-1017 REV --.

Part: STRINGER — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

MODERATE CORROSION AT RH STRINGER SPLICE 24 AND FWD OF FS333.00. REMOVED AND REPLACED SPLICE JOINT PIECE PN: SH670-32429-4S, WITH NEW IAW CRJ700 SRM 51-42-00 AND SRM 51-42-06-001-001-A01.

Part: STRINGER — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

STRINGER 19R AT FS 319 TO FS349 IS CORRODED BEYOND THE SRM LIMITS. REMOVED AND REPLACED STRG 19R, P/N # SH670-32427-1, BETWEEN FS 319 AND FS 349, WITH NEW IAW CRJ 700 SRM 51-42-06-001-001-A01, IAW CRJ 700 SRM 51-23-00-001-001-A01 AND IAW CRJ 700 SRM 51-21-16-001-001-A01.

Part: INTERCOSTAL — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

INTERCOSTAL C/T STRINGER 20R, BETWEEN FRAMES AT FS319.70 AND FS333 HAS SEVERE CORROSION ON THE UPPER FACE. REMOVED INTERCOSTAL PART # SH670-32047-1, IAW CRJ700 SRM 51-42-00 AT FS 310 TO FS 319 COMMON TO RH, STRG 20. INSTALLED NEW INTERCOSTAL PART # SH670-32047-1 AT FS 310 TO FS 319 COMMON TO RH, STRG 20 IAW CRJ 700 SRM 51-23-00, CRJ 700 SRM 51-42-06, AND CRJ 700 51-21-16.

Part: SKIN — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AFT BAGGAGE BAY SURROUND STRUCTURE/ LOWER SILL PN:MM670-35655-003 HAS MULTIPLE AREAS OF CORROSION. REMOVED AND REPLACED AFT BAGGAGE BAY LOWER SILL P/N: MM670-35655-003 IAW CRJ700 SRM 53-61-23-201-003-A01, 51-42-13-001-001-A01, 51-45-00-001-001-A01, 51-42-20-001-001-A01, 51-21-11-001-001-A01, 51-25-06-001-001-A01, AND 51-25-01-001-001-A01-PSA.

Part: INTERCOSTAL — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

INTERCOSTAL C/T STRINGER 20R, BETWEEN FRAMES AT FS310.00 AND FS319.70, BELOW AND FORWARD OF THE SERVICE DOOR LOWER SILL (WL72.50), HAS SEVERE CORROSION ON THE UPPER FACE. INSTALLED NEW INTERCOSTAL PART # SH670-32047-1 AT FS 310 TO FS 319 COMMON TO RH, STRG 20, IAW CRJ700 SRM 51-23-00, CRJ 700 SRM 51-42-06, AND CRJ 700 51-21-16.

Part: CHANNEL — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON THE TCAS CHANNEL PN:SH670-32364-7 BETWEEN FS295 - FS310 AT STR. 27. REMOVED TCAS CHANNEL PN:SH670-32364-7 BETWEEN FS 295 - FS310 AT STR. 27, INSTALLED NEW TCAS CHANNEL PN: SH670-32364-7S IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: SKIN — CHAFED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

RH WS220 HAS CHAFFING ON WING LOWER SKIN COMMON TO 695AB FAIRING SEAL. BLENDED DAMAGE ON RH LOWER SKIN COMMON TO PANEL 695AB L/E SEAL IAW CRJ 700 SRM 51-12-00-001-A01. REF C281024.PDF IN ATTACHMENTS FOR NDI REPORT, NO CRACKS. ROTO-PEENED REWORKED AREA IAW CRJ700 SRM 51-24-11-001-001-A01. NO FASTENERS AFFECTED BY BLENDING. ALODINED IAW CRJ700 SRM 51-21-11-001-001-A01 M-CR-1132 PB34707129 EXP. DATE OF 11-21-25. PRIMED WITH 10P-2NF BATCH # 8474023051 EXP. 03/26 IAW CRJ700 SRM 51-25-06-001-001-A01. APPLIED TOPCOAT BAC 707, BATCH # 8473200072, EXP: 02/2025 IAW CRJ700 SRM 51-25-01-001-001-A01-PSA. WORK PERFORMED IAW REO 670-57-21-1014 REV --.

Part: SPLICE — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

FOUND MODERATE CORROSION AT RH STRINGER 23 AND FWD OF FS333.00. REMOVED AND INSTALLED NEW JOINT SPLICE SH670-32429-4S ON STRG 23R FS. 333 IAW CRJ 700 SRM 51-42-06-001-001-A01, IAW CRJ 700 SRM 51-23-00-001-001-A01 AND IAW CRJ 700 SRM 51-21-16-001-001-A01.

Part: PANEL — DAMAGED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

GOUGE FOUND ON R/H I/B PANEL 684JB 1 5/16" X 1/16", .009 DEEP. BLENDED RH I/B PANEL 684JB IAW CRJ700 SRM 51-12-00-001-001-A01. NDI NO CRACKS. REPAIRED IAW REO 670-57-52-583, REV --.

Part: PANEL — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

CHAFING FOUND ON LH I/B FLAP PANEL 584EB. PERFORMED BLENDING ON LH I/B FLAP PANEL 584EB IAW CRJ700 SRM 51-12-00-001-001-A01. PERFORMED NDI, NO CRACKS NOTED.

Part: SKIN — ELONGATED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

THE SLAT NO.2 AFT SKIN WAS FOUND TO HAVE ELONGATED FASTENER HOLE THROUGH PANEL CC670-12717-2 AND IN STRUCTURE. FABRICATED AND INSTALLED REPAIR DOUBLER STRAP IAW CRJ700 EA NO. A1-670-57-00060 REV A.

Part: PANEL — CHAFED (ZONE 500) · airframe 30,062 hrs · 23,807 cycles

CHAFING FOUND ON L/H I/B PANEL 584HT. BLENDED LH I/B PANEL 584HT IAW CRJ700 SRM 51-12-00-001-001-A01. NDI NO CRACKS. REPAIR COMPLIED WITH IAW EA A1-670-57-00079.

Part: SKIN — CHAFED (ZONE 500 FLAP) · airframe 30,062 hrs · 23,807 cycles

CHAFING FOUND ON R/H I/B PANEL 684LB. PERFORMED BLENDING ON RH I/B PANEL 684LB IAW CRJ700 SRM 51-12-00-001-001-A01. NDI, JOB NO. K211024, NO CRACKS NOTED. PERFORMED REPAIR IAW REO 670-57-52-582, REV --.

Part: SUPPORT SPLICE — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

CORROSION FOUND ON STRINGER 21R FACTORY SPLICE JOINT @FS333. REMOVED AND REPLACED PART # SH670-32429-4S. ACCOMPLISHED AND COMPLETED IAW CRJ700 SRM 51-42-06-001-001-A01.

Part: SUPPORT ANGLE — CORRODED (ZONE 100) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

FOUND AFT BELLY FAIRING SUPPORT ANGLE, PN:SH670-39189-1, TO BE CORRODED AND OUT OF LIMITS. REMOVED AND REPLACED ANGLE P/N SH670-39189-1 CENTERED BETWEEN LH AND RH AFT FAIRING SUPPORT FRAMES AT FS 939 IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 30,062 hrs · 23,807 cycles

MULTIPLE AREAS OF CORROSION FOUND ON RH FLOOR SEAT, FS571.00 TO FS683.00, RBL9.00, RAIL #51. REMOVED SEAT TRACK # 51 IAW CRJ 700 AMM 53-00-49-000-801-A03. FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV C. INSTALLED SEAT TRACK #51 IAW AMM 53-00-49-400-801-A03. CA 1000 LOT # 60119045-059608119 DOE 07/25.

Part: FLAP — GOUGED (ZONE 600) · airframe 30,062 hrs · 23,807 cycles

CHAFING FOUND ON RH I/B FLAP PANEL 684ET. PERFORMED BLENDING ON RH I/B FLAP PANEL 684ET IAW EA# A1-670-57-00066 REV-- REV DATE 2024-11-08. PERFORMED NDI, NO CRACKS NOTED. APPLIED ALODINE-BONDERITE, M-CR 1132, PB31454331, EXP:04/03/25. REMOVED AND REPLACED FASTENERS MS20470AD3-3 IAW CRJ 700 AMM 20-21-00-910-801-A01. APPLIED PRIMER BATCH:- 847023051, BAC-425 GREEN BMS10-11 TY CLASS A, 10P4-2NF/EC-117S, EXP: 3/26 IAW CRJ 700 SRM 51-25-06-001-001-A01. APPLIED TOPCOAT-BATCH; 8473200072/8473304084/8473347072 ECL-G--101/PC-233/TR-109, 12/25 IAW CRJ 700 SRM 51-25-01-001-001-A01-PSA.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

MULTIPLE AREAS OF CORROSION FOUND FOR CENTER FLOOR ( LBL 9.00) SEAT RAIL #50. REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03 FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REP C. INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

MULTIPLE AREAS OF CORROSION FOUND FOR CENTER FLOOR SEAT RAIL #50. REMOVED SEAT TRACK # 50 IAWCRJ 700 AMM 53-0049-000-801-A03. FABRICATED (96 ") OF RH # 50 SEAT TRACK IAW CRJ 700 REO670-53-589 REV. C. INSTALLED SEAT TRACK # 50 IAW CRJ 700 AMM 53-0049-400-801-A03 SEALER INFO AIMS 04-05-005 CA 1000 LOT # 60119045-059608119 DOM 07/24 DOE 07/25.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

RH FLOOR SEAT TRACK #58 (RBL9.00) HAS PITTING AROUND MULTIPLE FASTENER HOLES. REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03. FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV. C. INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

LH FLOOR SEAT TRACK #54 (LBL9.00) HAS MULTIPLE AREAS OF NICKS, GOUGES, AND CORROSION. REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03 FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV. C. INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

RH FLOOR SEAT TRACK #54 (RBL9.00) HAS MULTIPLE AREAS OF NICKS, GOUGES, AND CORROSION. REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03. FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV. C. INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

MULTIPLE AREAS OF CORROSION FOUND ON RH FLOOR SEAT RAIL #51 (RBL9.00). REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03, FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV. C, INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

RH FLOOR SEAT TRACK #59 (RBL27.00) HAS MULTIPLE CORRODED FASTENERS AND PITTING AROUND MULTIPLE FASTENER HOLE. REMOVED OLD SEAT TRACK IAW CRJ 700 AMM 53-00-49-000-801-A03. FABRICATED SEAT TRACK IAW CRJ700 REO 670-53-00-589 REV. C. INSTALLED FABRICATED SEAT TRACK IAW CRJ 700 AMM 53-00-49-400-801-A03.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

AREAS OF CORROSION FOUND AND MARKED FOR FLOOR SEAT RAIL #48. REMOVED SEAT TRACK # 48 IAW CRJ 700 AMM 53-0049-000-801-A03. FABRICATED (135 ") OF RH # 48 SEAT TRACK IAW CRJ 700 REO 670-53-589 REV. C, INSTALLED SEAT TRACK # 48 IAW CRJ 700 AMM 53-0049-400-801-A03 SEALER INFO AIMS 04-05-005 CA 1000 LOT # 60119045-059608119 DOM 07/24 DOE 07/25.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 30,062 hrs · 23,807 cycles

MULTIPLE AREAS OF CORROSION FOUND FOR RH FLOOR SEAT RAIL #50R. REMOVED SEAT TRACK # 50 IAW CRJ 700 AMM 53-0049-000-801-A03. FABRICATED ( 96 " ) OF RH # 50 SEAT TRACK IAW CRJ 700 REO 670-53-589 REV. C INSTALLED SEAT TRACK # 50 IAW CRJ 700 AMM 53-0049-400-801-A03 SEALER INFO AIMS 04-05-005 CA 1000 LOT # 60119045-059608119 DOM 07/24 DOE 07/25.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 28,395 hrs · 22,380 cycles

R BLEED DUCT WARNING IN FLIGHT DURING CLIMBOUT/ AUTOMATICALLY WENT TO R BLEED CAUTION. / PERFORMED T/S PER CRJ 700 FIM 36-10-00-810-828-A01, FOUND LEAK DETECTED AT MT145 / MT146. INSPECTED AIR DUCTS FOUND LOOSE V-BAND CLAMP AT PRSOV2, RE-SECURED V-CLAMP IAW AMM 20-30-00-910-808-A01. PERFORMED LEAK CHECK IAW AMM 21-53-00-790-801-A01. LEAK TEST GOOD. A/C OK FOR SERVICE.

Part: HINGE FITTING — DAMAGED (LT WING TE FLAP) · airframe 27,727 hrs · 21,788 cycles

LEFT WING IB FWD FLAP HINGE FITTING, HOLES THROUGH WINGPLANK AT W.S. 54.55 ARE REAMED TO .410" AND STILL HAVE DAMAGE IN WING PLANK STRUCTURE INSIDE HOLES.

Part: ENGINE — SHUTDOWN · airframe 26,419 hrs · 20,580 cycles

WHILE ON BASE TO FINAL INTO GRR, THE LEFT ENGINE FAILED AND SHUTDOWN, CAPTAIN VERIFIED THEY DID NOT SHUT THE ENGINE. DUE TO THE PHASE OF FLIGHT (LANDING), THEY CONTINUED ON WITH THE APPROACH AND THE CAPTAIN HAD THE FO CALL BACK TO THE FA TO ASK IF THEY SAW ANY FLAMES OR SMOKE. FA SAID THEY AND THE PASSENGERS DID SMELL SMOKE BUT DID NOT SEE ANY FLAMES. CREW NOTIFIED ATC AND DECLARED AN EMERGENCY. CABIN WAS NOT PREPARED OR PUT INTO BRACE POSITION. FLIGHT LANDED IN GRR WITHOUT FURTHER ISSUES AND WAS ABLE TO TAXI TO THE GATE UNDER POWER WITH THE EMERGENCY TRUCK FOLLOWING. EMERGENCY CREW SAID THEY SAW NO FIRE FROM THE ENGINE. NO INJURIES REPORTED. L ENGINE FAILURE ON SHORT AND FINAL. SEVERE VIBRATIONS AND COMPLETE LOSS OF POWER ALL OCCURED AT FL 024 AND 180 KTS. N1 INDICATION BLANKED OUT. REMOVED LH ENGINE IAW CRJ 700 AMM 71-00-00-000-801-A02-PSA. INSTALLED LH ENGINE IAW CRJ 700 AMM 71-00-00-400-801-A02-PSA. OPS AND LEAK CHECK GOOD. PERFORMED OPS TEST OF AIR CONDITIONING SYSTEM AFTER REPLACEMENT OF LH ENGINE IAW CRJ700 AMM 21-51-00-790-801-A01; CHECK GOOD, NO SMELL NOTED AT THIS TIME.

Part: BULKHEAD WEB — CRACKED (BS 280) · airframe 21,328 hrs · 15,714 cycles

FS 280 WEB IS CRACKED OB OF RBL 9. FABRICATED AND DRILLED PARTS IAW CRJ 700 SRM 53-11-10-201-004-A01 AND 51-40-11-001-010-A01.

Part: CROSSBEAM — CORRODED (BS 280) · airframe 21,328 hrs · 15,714 cycles

FS 280 CROSSBEAM IS CORRODED OB OF RBL 9 LOCATED,AND DRILLED NEW SERVICEABLE RH FS280 CROSSBEAM IAW CRJ 700 SRM 51-21-06-001-001-A01 AND 51-40-11-001-001-A01.

Part: FRAME — CORRODED · airframe 21,328 hrs · 15,714 cycles

IB AND ATTACH ANGLES ON BOTTOM OF KEEL BEAM FOUND TO BE CORRODED.REPAIR OR REPLACEMENT REQUIRED.

Part: FRAME — CRACKED (BS 280) · airframe 21,328 hrs · 15,714 cycles

FLIGHT DECK FLOOR BEAM AT LBL 11 IS CRACKED WHERE F.S. 280 CROSSBEAM ANGLE ATTACHES. LOCATED, DRILLED & INSTLLED NEW SERVICABLE ANGLE IAW CRJ 700 SRM'S 51-40-11-001-001-A01, 51-42-06-001-001-A01.

Part: FRAME — CORRODED (MLG WW) · airframe 21,328 hrs · 15,714 cycles

KEEL BEAM IN MLG WHEEL WELL HAS CORROSION ON THE BOTTOM AND NICKS ON EDGE.REMOVED CORROSION ON KEEL BEAM ASSY IAW CRJ 700 SRM 51-21-06-001-001-A01,

Part: ANGLE — CORRODED (SERVICE DOOR) · airframe 21,328 hrs · 15,714 cycles

SERVICE DOOR LOWER MOUNTING ANGLE IS CORRODED.INSTALLED NEW SERVICEABLE SERVICE DOOR LOWER MOUNTING ANGLE IAW CRJ700 SRM 51-42-06-001-001-A01, 51-41-02-001-001-A01 AND 51-42-34-001-001-A01. 51-42-21-001-001-A01

Part: FLOORBEAM — CRACKED (BS 280) · airframe 21,328 hrs · 15,714 cycles

FLIGHT DECK FLOOR BEAM AT RBL 11 IS CRACKED WHERE FS 280 CROSSBEAM ANGLE ATTACHES. LOCATED, DRILLED AND INSTALLED ANGLE IAW CRJ700 SRM'S 51-40-11-001-001-A01, 51-42-06-001-001-A01.

Part: CROSSBEAM — CORRODED (BS 280) · airframe 21,328 hrs · 15,714 cycles

FS 280 CROSSBEAM IS CORRODED BETWEEN LBL9 AND LBL18 LOCATED AND DRILLED NEW SERVICEABLE LH FS280 CROSSBEAM IAW CRJ 700 SRM 51-40-11-001-001-A01.

Part: PCU — FAILED (SPOILER) · airframe 21,200 hrs · 15,991 cycles

IB FLT SPLRS/IBN SPLR & IB SPOILRONS CAUTION MESSAGES RECEIVED. THE FLIGHT LANDED AND TAXIED TO GATE IN CVG WITHOUT INCIDENT. AS A PRECAUTION THE CREWDECLARED AN EMERGENCY INTO CVG. EMERGENCY TRUCKS WERE DISPATCHED TO RUNWAY. REMOVED & REPLACED LT IB MULTIFUNCTION PCU IAW AMM 27-62-01 OPS & LEAK CHECK GOOD. PN 51200-11 SN OFF MAL-2535 SN ON MAL-2951.

Part: WARNING MESSAGE — FALSE ACTIVATION (SLATS) · airframe 19,725 hrs · 14,645 cycles

THE CREW RECEIVED A SLATS FAIL MESSAGE AT ZERO. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHUR INCIDENT. MAINTENANCE JCLEARED INHIGITS AND SLATS OPS CHECKED GOOD.

Part: A/C PACK — FAILED (RIGHT) · airframe 17,175 hrs · 12,234 cycles

RIGHT PACK AUTO FAIL, ELECTRICAL BURNING ODOR IN THE CABIN. MX INSPECTED THE AFT EQIPMENT BAY & ALL AREAS OF CABIN, NO ODOR DETECTED.

Part: SKIN — CRACKED (PAX DOOR) · airframe 16,324 hrs · 11,503 cycles

PAX DOOR FWD SIDE SKIN CENTER STEP RADIUS APPEARS TO BE CRACKED. REPAIRED IAW SRM 52-11-04-201-004 TR 52-025.

Part: SHEAR TIE — CRACKED (PAX DOOR) · airframe 16,324 hrs · 11,503 cycles

PAX DOOR AFT SIDE SKIN ANGLE IS CRACKED. REPAIRED IAW SRM 52-11-04 TR 52-0026, REPAIR TYPE 1.

Part: DOUBLER — CORRODED (FUSELAGE) · airframe 15,273 hrs · 10,668 cycles

UNDERFLOOR ANTENNA DOUBLER BETWEEN FS295.00 AND FS310.00 IS CORRODED BETWEEN STRINGERS 26L AND 26R. INSTALLED NEW ANTENNA DOUBLER BETWEEN FS295.00 AND FS310.00 IAW SRM 51-42-06.

Part: CHARGER — INOPERATIVE (CABIN) · airframe 13,923 hrs · 9,572 cycles

FLIGHT ATTENDANT REPORTS MULTIPLE EMER LIGHTS ON THROUGHOUT THE CABIN. REGARDLESS OF SWITCH POSITION. R & R NR 2 EPSU CHARGER ASSEMBLY IAW CRJ 33-51-17. OPERATIONS CHECKED GOOD.

Part: UNKNOWN — VIBRATION · airframe 12,764 hrs · 8,699 cycles

ON TAKEOFF DURING GEAR RETRACTION FLIGHT ATTENDANT & PAXS REPORTED UNUSUAL VIBRATION. VIBRATION STOPPED AFTER GEAR WAS RETRACTED. CONDITION ON RNWY 22L, STRONG CROSS WINDS 260 DEG AT 18 GUSTING TO 26 KNOTS. NORMAL GEAR EXTENSION & NO VIBRATION DURING LANDING, ROLL OUT, TAXI. PERFORMED GVI OF MLG, TIRES, DOORS & ATTACHMENTS IAW AMM 32-10-00. NO DEFECTS NOTED AT THIS TIME.

Part: STRIP — CRACKED (CABIN) · airframe 11,894 hrs · 7,982 cycles

FLOOR PATH LIGHT STRIP CRACKED AT ROW 1A. R & R LIGHT STRIP IAW MM 33-51-01.

Part: WEB — CRACKED (FUSELAGE) · airframe 10,639 hrs · 7,029 cycles

LEFT FWD EQUIPMENT COMPARTMENT FLOOR WEB IS CRACKED. REPAIRED LT FWD EQUIPMENT COMPARTMENT FLOOR WEB IAW ETN-CR-53-099.

Part: WEB — CRACKED (FUSELAGE) · airframe 10,639 hrs · 7,029 cycles

RIGHT FWD EQUIPMENT COMPARTMENT FLOOR WEB IS CRACKED. REPAIRED IAW ETN-CR-53-099.

Part: TURBINE BLADES — DAMAGED (RT ENGINE) · airframe 10,630 hrs · 7,021 cycles

RIGHT ENG FIRST STAGE TURBINE HAS MULTIPLE DAMAGED BLADES & A FUEL NOZZLE BAFFLE MISSING. MATERIAL OUT OF LIMITS IAW MM. R & R RT ENG IAW WC 71-001. OPERATIONS CHECK & LEAK CHECKED GOOD.

Part: FLASHLIGHT — BROKEN (CABIN) · airframe 9,290 hrs · 6,021 cycles

NUMBER 2 FLIGHT ATTENDANT FLASHLIGHT BROKEN. R & R NR 2 FLIGHT ATTENDANT FLASHLIGHT IAW 25-60-00, OPERATIONS CHECKED GOOD.

Part: PROXIMITY SENSOR — INOPERATIVE (PAX DOOR HANDLE) · airframe 7,942 hrs · 5,117 cycles

PAX DOOR HANDLE OUT WARNING LIGHT ILLUMINATED. REMOVED AND REPLACED PAX DOOR PROXIMITY SENSOR IAW AMM 52-70-04. OPS CHECKED IAW AMM 52-11-00. OPS CHECKED GOOD. MEL RESTORED. PERFORMED ADJUSTMENT OF OUTER HANDLE ASSEMBLY IAW AMM 52-11-03. OPS CHECKED IAW AMM 52-11-00. NO DEFECTS NOTED. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 7,421 hrs · 4,776 cycles

CREW REPORTED DURING CLIMBOUT, RECEIVED INBD SPOILERONS AND INBD FLT SPOILERS CAUTION MESSAGES POSTED ON ED1. FOLLOWED AOM VOL PROCDURES AND DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. PERFORMED SPOST 1 AND SPOST 2 IAW MM 27-61-05. OPS CHECKED NORMAL. PERFORMED RUDDER LIMITER TEST PER MM 27-25-00, OPS CHECKED NORMAL. PERFORMED OPS CHECK OF GROUND SPOILERS PER MM 27-65-00. OPS CHECKED NORMAL, AND OPS CHECK OF PITCH FEEL PER MM 27-31-23, OPS CHECKED NORMAL. ACFT RETURNED TO SERVICE.

Part: FLASHLIGHT — INOPERATIVE (COCKPIT) · airframe 5,741 hrs · 3,719 cycles

ON FLIGHT 3740 THE CREW REPORTED THE FIRST OFFICER’S FLASHLIGHT WAS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED OPERATIONAL CHECK IAW CRJ 700 MM 25-61-02. THE OPERATIONAL CHECK WAS GOOD. NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: MOUNT BRACKET — DEFECTIVE (FLASHLIGHT)

FWD F/A FLASHLIGHT LOOSE IN HOLDER CHARGES INTERMITTENTLY. REPLACED FORWARD F/A FASHLIGHT MOUNTING BRACKET.

Part: HOLDER — DEFECTIVE (FLASHLIGHT)

CAPTAINS FLASHLIGHT LOOSE IN HOLDER CHARGES INTERMITTENTLY. REPLACED FLASHLIGHT HOLDER.

Part: LENS — BROKEN (EXIT SIGN) · airframe 5,516 hrs · 3,576 cycles

DURING B INSPECTION FOUND THE EXIT SIGN LENS ON THE CABIN WALL PANEL 232JZ BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED & REPLACED THE EXIT LIGHT HOUSING AND LENS IAW AMM 33-51-05. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: MEGAPHONE — INOPERATIVE (CABIN) · airframe 3,114 hrs · 2,009 cycles

ON FLIGHT 3726 THE FLIGHT ATTENDANT REPORTED THE MEGAPHONE DID NOT WORK. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED MEGAPHONE IAW CRJ-700 AMM 25-61-14. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: TRANSDUCER — FAULTY (HYDRAULIC SYS) · airframe 2,011 hrs · 1,282 cycles

ON FLIGHT 4602 THE CREW REPORTED THAT DURING CLIMBOUT RECEIVED A HYDRAULIC SYSTEM 3 HIGH TEMPERATURE CAUTION MESSAGE. THE CREW COMPLIED WITH AOM PROCEDURES BUT COULD NOT COOL DOWN. THE CREW DECLARED AN EMERGENCY AND RETURNED TO BNA. THE SINK RATE 200 FTM ON LANDING WAS UNDER 360 FT/MIN AT TOUCHDOWN. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 TEMPERATURE TRANSDUCER PER AMM 29-36-03. THE LEAK AND OPERATIONAL CHECK WAS GOOD. NO OVERWEIGHT INSPECTION REQUIRED PER AMM 05-51-01. THE AIRCRAFT WAS RETURNED TO SERVICE.