N502AE

Part: WARNING MESSAGE — FALSE ACTIVATION (SPOILERONS) · airframe 48,474 hrs · 37,709 cycles

OB SPOILERONS AND OB FLIGHT SPLRS CAUTION IN FLIGHT / INTERROGATED MDC FOUND B1 CODE 007915 TROUBLESHOT IAW CRJ700 FIM 27-64-01-810-807-A01-PSA. PERFORMED SPOST FAULT EXTINGUISHED.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

LBL 27 SEAT TRACK IS CORRODED BETWEEN FS 485 AND FS 517. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: STRAP — GOUGED (ZONE 800) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195779 DISCREPANCY: GOUGE FOUND ON PAX DOOR SURROUND STRUCTURE STRAP AT FS 349.00 AND STGR 4L. CORRECTIVE ACTION: REMOVED AND REPLACED INNER UPPER FRAME STRAP IAW CRJ-700 SRM 51-42-21-001-001-A01 AND 51-40-11-001-001-A01.

Part: ACTUATOR — CORRODED (ZONE 500 FLAP) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00203691 DISCREPANCY: FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.140.4 CORRECTIVE ACTION: REFF. MWC HN00203957 FOR FABRICATION OF L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.140.4.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195685 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 863 AND FS 915. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195680 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 715 AND FS 761. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ 700 AMM 53-00-49-400-801 (CONFIG A01).

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195677 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 489 AND FS 570. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01.

Part: BRACKET — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00193853 DISCREPANCY: L/H MLG WHEEL WELL HYDRAULIC BRACKET JUST INBOARD OF F.S. 797.00 WING ATTACH FITTING IS CORRODED. CORRECTIVE ACTION: REMOVED AND REPLACED BRACKET I.A.W. CRJ700 SRM 51-41-02-001-001-A01.

Part: TRUNNION — CORRODED (ZONE 500) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE TRUNNION BODY (P#601R14261-1) @ F.L.S.102.9 CORRECTIVE ACTION: REFF. MWC HN00203957 FOR FABRICATION OF L/H FLAP VANE TRUNNION BODY (P#601R14261-1) @ F.L.S.102.9

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION WAS FOUND ON SEAT TRACK RBL 9.00 FROM FS485-FS581. CORRECTIVE ACTION: R/H SEAT TRACK LOCATION RBL9 FROM FS 485-FS581 PN SH670-33426-1 REMOVED IAW CRJ-700 AMM 53-00-49-000-801-A01. NEW SERVICEABLE R/H SEAT TRACK, PO #W77329, AT RBL9 FROM FS485-FS581 FABRICATED IAW CRJ-700 SRM 51-40-11-001-001-A01. R/H SEAT TRACK AT RBL9 FROM FS485-FS581 PRIMED AND PAINTED PER TO 53-079-002-23 STEP 10.7. REFERENCE CARD NUMBER HN00208289 FOR INSTALL.

Part: ACTUATOR — CORRODED (ZONE 600 FLAP) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00203689 DISCREPANCY: FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.140.4 CORRECTIVE ACTION: REFF. MWC HN00203955 FOR FABRICATION R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.140.4

Part: SKIN — CRACKED (ZONE 100) · airframe 48,206 hrs · 37,484 cycles

HN00195027 DISCREPANCY: AFT FUSELAGE SKIN DOUBLER AT LAV SERVICING LOCATION IS CHAFED AND MULTIPLE FASTENERS ARE CHAFED. CORRECTIVE ACTION: REMOVED AND REPLACED DOUBLER IAW CRJ-700 SRM 51-42-06-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00218261 DISCREPANCY: FOUND CORROSION ON RBL 9 SEAT TRACK AT FS 977 AND FS 1005. CORRECTIVE ACTION: INSTALLED NEW SEAT TRACK PN# SH670-37411-951 BETWEEN FS977- FS1005 IAW MHIRJ REO 670-53-00-773 REV-- DATED 2025-02-03

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195683 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 785 AND FS 840. CORRECTIVE ACTION: LOCATED AND DRILLED NEW SERVICEABLE SEAT RAIL IAW CRJ700 SRM 51-40-11-001-001-A01, USED ALTERNATE MATERIAL IAW CRJ700 SRM 53-00-49-201-002-A01. INSTALLED IAW CRJ 700 AMM 53-00-49-400-801 (CONFIG A01).

Part: ACTUATOR — CORRODED (ZONE 500) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.65.5 CORRECTIVE ACTION: REFF. MWC HN00203957 FOR FABRICATION OF L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S.65.5

Part: LATCH — CRACKED (ZONE 800) · airframe 48,206 hrs · 37,484 cycles

HN00195019 DISCREPANCY: PAX DOOR, AFT LATCH / CAM BACK-UP FITTING IS CRACKED. CORRECTIVE ACTION: FABRICATED 1EA PAX DOOR UPPER FRAME FITTING AS REQUIRED USING 7050-T7451 PO# 5-12717 IAW STEPS 1 AND 2.A-2.C OF MHIRJ SNIEO 601R318042 IDENTIFIER S02 AND INSTALLED FITTING IAW MHIRJ LOMX4 DRAWING 601R31702 SNIEO S11.

Part: BRACKET — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00193853 DISCREPANCY: R/H MLG WHEEL WELL HYDRAULIC BRACKET JUST INBOARD OF F.S. 797.00 WING ATTACH FITTING IS CORRODED. CORRECTIVE ACTION: REMOVED AND REPLACED BRACKET I.A.W. CRJ700 SRM 51-41-02-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195694 DISCREPANCY: LH SIDE SEAT RAIL AT STGR 15L IS CORRODED BETWEEN FS 570 AND FS 645. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

BARCODE HN00205070 DISCREPANCY: RBL 9 SEAT TRACK IS CORRODED BETWEEN FS 909 AND FS 969. UPON FURTHER INVESTIGATION CORROSION WAS FOUND ON SEAT TRACK RBL27 FROM FS909-FS969. CORRECTIVE ACTION: EVALUATED CORRODED SEAT TRACK RBL27 FROM FS 909-FS 969 AND FOUND TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW CRJ-700 SRM 53-51-49-101-001-A01. REPLACEMENT REQUIRED. FABRICATED NEW SEAT TRACK USING ALTERNATE MATERIAL (PN- 20276-288-0-0A), IAW CRJ700 SRM 51-40-11-001-001-A01 AND 51-24-36-001-001-A01. PAINTED SEAT TRACK (P/N: SH670-37413-1) IAW PSA T.O. 53-079-002-23 REV N/A DATED 08/04/23. INSTALLED SEAT TRACK RBL27 AT FS909 TO FS977 (PN-20276-288-0-0A) IAW CRJ 700 AMM 53-00-49-400-801-A01.

Part: FLOORBEAM — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00208288 DISCREPANCY: LBL9 FLOOR BEAM FROM FS F533.00 TO FACTORY SPLICE AT FS575.00 HAS MULTIPLE SPOTS OF CORROSION. CORRECTIVE ACTION: UPON FURTHER INVESTIGATION, FOUND LBL9 FLOOR BEAM (P/N: SH670-33416-1) TO BE OUT OF LIMITS DUE TO NO DAMAGE ALLOWED ON UPPER FLANGE IAW CRJ700 SRM 53-31-43-101-001-A01. PERFORMED REPAIR IAW: CRJ 700 SRM 53-00-41-201-001-A01, FIGURE 53-00-41-991-830 ON LBL9 FLOOR BEAM BETWEEN FS528 - FS575.

Part: SKIN — GOUGED (ZONE 400) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00194156 DISCREPANCY: LH PYLON SYSTEM PANEL LANDING HAS GOUGE DAMAGE. CORRECTIVE ACTION: REPAIRED IAW MHIRJ REO 670-53-61-2398 REV-- DATED 10-26-2024

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195724 DISCREPANCY: LBL 9 FLOOR BEAM IS CORRODED BETWEEN FS 1015 AND FS 1069.75. CORRECTIVE ACTION: REPAIRED FLOOR BEAM IAW CRJ 700 SRM 53-00-41-201-001-A01.

Part: TRUNNION — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

R/H MLG TRUNNION HAS CORROSION IN THE AFT BORE. PERFORMED MAJOR REPAIR BY COMPLYING WITH MHIRJ REO 670-57-21-1004-A, DATED 3/26/2025. REFERENCE HN00198761 FOR WORK PERFORMED.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 48,206 hrs · 37,484 cycles

HN00195688 DISCREPANCY: L/H SIDE SEAT RAIL AT STRINGER 15L IS CORRODED BETWEEN F.S. 379.00 AND F.S. 453.00. CORRECTIVE ACTION: FABRICATED LH SIDE SEAT RAIL AT STGR 15L BETWEEN FS 379 AND FS 453 IAW CRJ700 SRM 53-00-49-201-002-A01. INSTALLED NEW SERVICEABLE SIDE SEAT RAIL BETWEEN FS379 TO FS453, STGR 15L IAW CRJ700 AMM 53-00-49-400-801 (CONFIG A01)

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195679 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 677 AND FS 715. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: LATCH — CHAFED (ZONE 400) · airframe 48,206 hrs · 37,484 cycles

HN00194545 DISCREPANCY: LH UPPER TRANSCOWL HAS CHAFING UNDER LATCH PANEL. CORRECTIVE ACTION: UPON FURTHER EVALUATION, FOUND DAMAGE TO BE LOCATED ON L/H UPPER TRANSCOWL LATCH DOOR COAMING P/N CN624-2060-205. EVALUATED CHAFE DAMAGE ON THE L/H UPPER TRANSCOWL LATCH DOOR COAMING AND FOUND TO BE OUT OF LIMITS IAW CRJ 700 SRM 54-21-00-101-001-A01 DUE TO CHAFFING ALL THE WAY THROUGH COAMING. REPAIRED TRANSCOWL BY COMPLYING WITH REO 670-54-21-1692 REV -- DATED 2025-01-16

Part: SLAT TRACK — DAMAGED (ZONE 600) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00196008 DISCREPANCY: FOUND R/H SLAT TRACK 3-1 TO HAVE WEAR DAMAGE IN MULTIPLE AREAS. CORRECTIVE ACTION: PERFORMED MAJOR REPAIR OF RH SLAT TRACK 3-1 BY COMPLYING WITH MHIRJ REO 670-57-42-1807 REV-- DATED 2024-10-28.

Part: GUSSET — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

FWD BAGGAGE BAY DOOR SURROUND LOWER GUSSET (JOINT PLATE) AT F.S. 533.00 IS CORRODED. REMOVED CORRODED GUSSET, LOCATED FASTENER HOLES AND INSTALLED NEW SERVICEABLE GUSSET (PN SH670-33793-4) IAW CRJ700 SRM 51-42-14-001-001-A01, 51-42-21-001-001-A01, & 51-40-11-001-001-A01, INSTALLED 2EA HI-LITES IAW CRJ700 51-42-21-001-001-A01.

Part: FLOORBEAM — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00208289 DISCREPANCY: RBL9 FLOOR BEAM FROM FS525.00 TO FACTORY SPLICE AT FS575.00 HAS MULTIPLE SPOTS OF CORROSION.

Part: ACTUATOR — CORRODED (ZONE 600 FLAP) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 102.9. REF. MWC HN00203955 FOR FABRICATION OF R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 102.9.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195697 DISCREPANCY: LH SIDE SEAT RAIL AT STGR 15L IS CORRODED BETWEEN FS 708 AND FS 761. CORRECTIVE ACTION: REMOVED DAMAGED SIDE SEAT RAIL IAW CRJ 700 AMM 53-00-49-000-801 (CONFIG A01). INSTALLED NEW SERVICEABLE SIDE SEAT RAIL PN (SH670-37509-1), IAW CRJ 700 AMM 53-00-49-400-801 (CONFIG A01).

Part: BEAM — GOUGED (ZONE 400) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00199387 DISCREPANCY: LH LOWER THRUST REVERSER HINGE BEAM HAS TWO GOUGES. CORRECTIVE ACTION: REPAIRED HINGE BEAM IAW MHIRJ REO 670-54-22-093 REV-- DATED 2024-11-15.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00205069 DISCREPANCY: RBL 9 SEAT TRACK IS CORRODED BETWEEN FS 863 AND FS 915. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00205069 DISCREPANCY: RBL 9 SEAT TRACK IS CORRODED BETWEEN FS 850.45 AND FS 969. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 570 AND FS 661. CORRECTIVE ACTION: REPLACED RH SIDE SEAT RAIL PN: SH670-33558-3 AT STGR 15R BETWEEN FS 570 AND FS 661 IAW CRJ 700 AMM 53-00-49-000/400-801-A01

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195684 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 840 AND FS 863. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.

Part: BEARING — CORRODED (ZONE 700) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195738 DISCREPANCY: THE STRUCTURE AT THE R/H MLG AFT TRUNNION BEARING HAS PITTING CORROSION. CORRECTIVE ACTION: GRIDDED, BLENDED AND REMOVED CORROSION IAW CRJ700 SRM 57-21-12-101-001-A01 & 51-21-06-001-001-A01. PERFORMED REPAIR IN COMPLIANCE WITH REO 670-57-21-1004 REV – DATED, 2024-10-29. SEE BARCODE HN00198761 FOR FURTHER WORK PREFORMED.

Part: ACTUATOR — CORRODED (ZONE 600 FLAP) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00203426 DISCREPANCY: FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 24. CORRECTIVE ACTION: REFF.MWC HN00203955 FOR FABRICATION R/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 24.00.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195695 DISCREPANCY: LH SIDE SEAT RAIL AT STGR 15L IS CORRODED BETWEEN FS 677 AND FS 708. CORRECTIVE ACTION: INSTALLED SIDE SEAT RAIL BETWEEN FS677 TO FS708 LEFT HAND IAW CRJ 700 AMM 53-00-49-400-801-A01.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00208288 DISCREPANCY: LBL9 FLOOR BEAM FROM FS F533.00 TO FACTORY SPLICE AT FS575.00 HAS MULTIPLE SPOTS OF CORROSION. CORRECTIVE ACTION: UPON FURTHER INVESTIGATION, FOUND LBL9 FLOOR BEAM (P/N: SH670-33416-1) TO BE OUT OF LIMITS DUE TO NO DAMAGE ALLOWED ON UPPER FLANGE IAW CRJ700 SRM 53-31-43-101-001-A01. PERFORMED REPAIR IAW: CRJ 700 SRM 53-00-41-201-001-A01, FIGURE 53-00-41-991-830 ON LBL9 FLOOR BEAM BETWEEN FS528 - FS575.

Part: ACTUATOR — CORRODED (ZONE 700) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00203422 DISCREPANCY: FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 24. CORRECTIVE ACTION: REFF. MWC HN00203957 FOR FABRICATION L/H FLAP VANE ACTUATOR TRUNNION BODY (P# 601R14261-1) @ F.L.S. 24.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00206564 DISCREPANCY: PAX DOOR LOWER STRIKER PN SH670-31886-1 REQUIRES R&R DUE TO MULTIPLE GOUGES. CORRECTIVE ACTION: REMOVED DAMAGED LOWER SEAL STRIKER PN: SH670-31886-1 IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. LOCATED AND DRILLED NEW SERVICEABLE SEAL STRIKER PN SH670-31886-3S IAW CRJ700 SRM 51-40-11-001-001-A01. INSTALLED NEW SERVICEABLE LOWER SEAL STRIKER PN: SH670-31886-3S IAW CRJ-700 SRM 51-42-21-001-001-A01. PCN APPROVAL FOR INSTALL OF PN SEAL STRIKER SH670-31886-3S - TRACKING NUMBER; PCN-SH670-31886-1-022520161036.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION WAS FOUND ON SEAT TRACK LBL9 FROM FS836-FS988. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT TRACK IAW CRJ-700 SRM 53-00-49-201-002-A01 AND AMM 53-00-49-400-801-A01.

Part: ANGLE — CORRODED (ZONE 800) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00206565 DISCREPANCY: PAX DOOR MID CAP ANGLE PN SH670-31825-3 REQUIRES R&R DUE TO EXCESSIVE CORROSION. CORRECTIVE ACTION: REMOVED DAMAGED PAX DOOR MID CAP ANGLE PN: SH670-31825-3 IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. LOCATED AND DRILLD NEW SERVICEABLE PAX DOOR MID CAP ANGLE PN: SH670-31825-3 IAW CRJ700 SRM 51-40-11-001-001-A01. INSTALLED NEW SERVICEABLE PAX DOOR MID CAP ANGLE IAW CRJ 700 SRM 51-41-00-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195699 DISCREPANCY: .LH SIDE SEAT RAIL AT STGR 15L IS CORRODED BETWEEN FS 840 AND FS 863. CORRECTIVE ACTION: REMOVED LH SIDE SEAT RAIL BETWEEN FS 840 AND FS 863 IAW CRJ 700 AMM 53-00-49-000-801-A01. FABRICATED SIDE SEAT RAIL PART SH670-36260-3 FROM 20276-288-0-0A IAW CRJ 700 SRM 53-00-49-201-002-A01. INSTALLED SIDE SEAT RAIL BETWEEN FS 840 AND 863 IAW CRJ 700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00218262 DISCREPANCY: FOUND CORROSION ON LBL 9 SEAT TRACK AT FS 985 AND FS 1005. CORRECTIVE ACTION: INSTALLED NEW SEAT TRACK PN# SH670-37412-951 BETWEEN FS985- FS1005 IAW MHIRJ REO 670-53-00-773 REV-- DATED 2025-02-02

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195698 DISCREPANCY: LH SIDE SEAT RAIL AT STGR 15L IS CORRODED BETWEEN FS 840 AND FS 863. CORRECTIVE ACTION: FABRICATED, LOCATED, AND DRILLED NEW SERVICEABLE LH SIDE SEAT RAIL (P/N: SH670-36260-3) AT STGR15L BETWEEN FS785 - FS840 IAW CRJ700 SRM 53-00-49-201-002-A01 & 51-40-11-001-001-A01

Part: BRACKET — CORRODED (ZONE 800) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION FOUND ON THE AFT/BOTTOM CORNER OF THE AFT CARGO DOOR STRUCTURE, ON BRACKET THAT ATTACHED TO F.S. 1047.00. REMOVED AND REPLACED BRACKET I.A.W. BOMBARDIER CRJ700 SRM 51-40-11-001-001-A01, 51-25-00-001-001-A01, 51-42-21-001-001-A01 AND 51-42-06-001-001-A01..

Part: ACTUATOR — CORRODED (ZONE 500) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE CRADLE ASSEMBLY (P#CC670-14301-9) @ F.L.S.65.5 CORRECTIVE ACTION: RECEIVED SERVICEABLE REPLACEMENT FLAP VANE ACTUATOR CRADLE PN: CC670-14301-9, REFERENCE BARCODE HR00488549 LH IB FLAP VANE ACTUATOR, TOTAL OF 4 REQUIRE ASSEMBLY AND PRIMER APPLIED FROM NDTM PART 07 57-52-106-240 AND PART 08 57-52-106-230 FOR ASSEMBLY OF LH FS 65.5 FLAP VANE ACTUATOR ASSEMBLY AND BARCODE HR00488545 FOR INSTALL THE LH INBOARD FLAP VANE ACTUATOR SYSTEM.

Part: STRINGER — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00196884 DISCREPANCY: STRINGER 25L IS CORRODED BETWEEN FS 310.00 AND 333.00. CORRECTIVE ACTION: REMOVED DAMAGED STRINGER 25L FROM FS280-FS333 IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. INSTALLED NEW SERVICEABLE STRINGER 25L PN: SH670-31212-1 IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. EDGE SEALED AND APPLIED FINISH CODE TO REPAIR AERA IAW CRJ700 SRM 51-23-00-001-001-A01 AND SRM 51-25-00-001-001-A01.

Part: SLAT TRACK — DAMAGED (ZONE 500) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00196009 DISCREPANCY: FOUND L/H SLAT TRACK 3-1 TO HAVE WEAR DAMAGE IN MULTIPLE AREAS. CORRECTIVE ACTION: PERFORMED MAJOR REPAIR OF LH SLAT TRACK 3-1 BY COMPLYING WITH MHIRJ REO 670-57-42-1806 REV-- DATED 2024-10-28.

Part: SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00206830 DISCREPANCY: BACKUP SILL PN: SH670-31823-1 ON STR21L BETWEEN FS333.00 AND FS349.00 IS CORRODED. CORRECTIVE ACTION: REMOVED AND REPLACED BACK-UP SILL IAW CRJ-700 SRMS 51-40-11-001-001-A01, 51-42-06-001-001-A01, AND 51-42-21-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00218203 DISCREPANCY:LBL27 SEAT TRACKS (P/N: SH670-37412-951 & SH670-37380-953) BETWEEN FS922 - FS977 FOUND TO BE CORRODED. REPAIR/REPLACEMENT REQUIRED. CORRECTIVE ACTION: INSTALLED NEW SEAT TRACK PN# SH670-37412-3 BETWEEN FS922- FS977 IAW CRJ 700 AMM 53-00-49-400-801-A01.

Part: BRACKET — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195772 DISCREPANCY: BRACKET IN LOWER CHANNEL OF FWD WASTEWATER DOOR IS CORRODED. CORRECTIVE ACTION: REMOVED DAMAGED PART IAW CRJ 700 SRM 51-42-06-001-001-A01, REPLACED WITH NEW SERVICEABLE PART- PN (SH670-32310-1) IAW CRJ 700 SRM 51-42-06-001-001-A01 & 51-40-11-001-001-A01. APPLIED PAINT IAW CRJ 700 SRM 51-25-00-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION WAS FOUND ON SEAT TRACK LBL 9.00 FROM FS581-FS683. CORRECTIVE ACTION: CORRODED SEAT TRACK REMOVED IAW CRJ700 SRM 51-41-02-001-001-A01. INSTALLED NEW SEAT TRACK P/N SH670-33425-951 LBL 9.00, P/N SH670-33425-951, FROM FS581- FS683, IAW CRJ-700 AMM 53-00-49-400-801-A01.

Part: BEAM — DAMAGED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

L/H UPPER C-DUCT INBD HINGE BEAM SLIDER BARREL ATTACH HOLES FOR NYLON SLIDER ARE ELONGATED. COMPLIED WITH MHIRJ REO 670-54-22-094 REV-- DATED 2024-11-16 ON L/H UPPER C-DUCT INBD HINGE BEAM; P/N: CN622-0101-009, S/N: SB/0063. NOTIFIED CUSTOMER BY EMAIL OF SDIR REQUIREMENTS THAT ARE REQUIRED BY REO 670-54-22-094.

Part: ACTUATOR — CORRODED (ZONE 500 FLAP) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00203692 DISCREPANCY: FOUND CORROSION AROUND FASTENER HOLES (MARKED WITH RED TAPE) ON L/H FLAP VANE ACTUATOR CRADLE ASSEMBLY (P# CC670-14301-9) @ F.L.S.140.4. CORRECTIVE ACTION: RECEIVED NEW SERVICEABLE L/H FLAP VANE CRADLE ASSEMBLY P/N CC670-14301-9 FOR F.L.S.140.4. FOR INSTALL REF BARCODE HR488549.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

SEAT TRACK AT RBL 9.00 BETWEEN F.S. 350.00 AND F.S. 485.00 IS CORRODED. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT TRACK I.A.W. CRJ700 AMM 53-00-49-000/400/801-A01.

Part: DOOR SILL — CORRODED (ZONE 100) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION FOUND ON LOWER SILL OF THE AFT BAGGAGE BAY DOOR SURROUND. REMOVED AND REPLACED LOWER SILL IAW CRJ-700 SRMS 51-40-11-001-001-A01, 51-42-21-001-001-A01, 51-42-15-001-001-A01, 51-42-13-001-001-A01, 51-42-06-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

BARCODE HN00205070 DISCREPANCY: RBL 9 SEAT TRACK IS CORRODED BETWEEN FS 909 AND FS 969. UPON FURTHER INVESTIGATION CORROSION WAS FOUND ON SEAT TRACK RBL27 FROM FS909-FS969. CORRECTIVE ACTION: EVALUATED CORRODED SEAT TRACK RBL27 FROM FS 909-FS 969 AND FOUND TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW CRJ-700 SRM 53-51-49-101-001-A01. REPLACEMENT REQUIRED. FABRICATED NEW SEAT TRACK USING ALTERNATE MATERIAL (PN- 20276-288-0-0A), IAW CRJ700 SRM 51-40-11-001-001-A01 AND 51-24-36-001-001-A01. PAINTED SEAT TRACK (P/N: SH670-37413-1) IAW PSA T.O. 53-079-002-23 REV N/A DATED 08/04/23. INSTALLED SEAT TRACK RBL27 AT FS909 TO FS977 (PN-20276-288-0-0A) IAW CRJ 700 AMM 53-00-49-400-801-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

LBL 9 FLOOR SEAT RAIL IS CORRODED BETWEEN FS 364 AND FS 453. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 51-40-11-001-001-A01.

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195723 DISCREPANCY: L.B.L. 27.00 FLOOR BEAM IS CORRODED BETWEEN F.S. 1000.00 AND F.S. 1051.00. CORRECTIVE ACTION: REPAIRED DAMAGE I.A.W. CRJ 700 SRM 53-00-41-201-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195687 DISCREPANCY: RH SIDE SEAT RAIL AT STGR 15R IS CORRODED BETWEEN FS 915 AND FS 969. CORRECTIVE ACTION: REMOVED AND REPLACED SEAT RAIL IAW CRJ-700 AMM 53-00-49-400-801-A01 AND SRM 53-00-49-201-002-A01.ZX

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00195725 DISCREPANCY: RBL 9 FLOOR BEAM IS CORRODED BETWEEN FS 1000 AND FS 1069.75. CORRECTIVE ACTION: REMOVED CORRODED SECTION OF FLOORBEAM. FABRICATED REPAIR PARTS AND INSTALLED THEM IAW CRJ 700 SRM 53-00-41-201-001-A01.

Part: ANGLE — CORRODED (ZONE 800) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

HN00206566 DISCREPANCY: PAX DOOR KICKPLATE ANGLE PN SH670-31875-1 REQUIRES R&R DUE TO EXCESSIVE CORROSION. CORRECTIVE ACTION: REMOVED CORRODED KICKPLATE. REPLACED CORRODED PAX DOOR KICKPLATE BY LOCATING AND DRILLING A NEW SERVICEABLE PAX DOOR KICKPLATE ANGLE PN: SH670-31875-7S IAW CRJ-700 SRM 51-40-11-001-001-A01. INSTALLED NEW SERVICEABLE PAX DOOR KICKPLATE ANGLE PN: SH670-31875-7S IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 48,206 hrs · 37,484 cycles

CORROSION WAS FOUND ON SEAT TRACK LBL27 FROM FS701-FS836. CORRECTIVE ACTION: REMOVED CORRODED SEAT TRACK AND INSTALLED A NEW SEAT TRACK P/N SH670-35864-951 FABRICATED FROM EXTRUSION P/N 20276-288-0-0A AND INSTALLED SEAT RAIL IAW CRJ 700 SRM 53-00-49-201-002-A01 AND 53-00-49-400-801-A01.

Part: FRAME — CORRODED (ZONE 100) · corrosion level 2 · airframe 46,419 hrs · 35,957 cycles

F.S. 677.00 LOWER FRAME SECTOR CORRODED ON FWD FACE BETWEEN STR 26L AND 26R

Part: TIE DOWN — CORRODED (ZONE 100) · corrosion level 2 · airframe 46,419 hrs · 35,957 cycles

MINOR SURFACE CORROSION ON PLATES FOR FWD CARGO TIE DOWNS 3 LOCATIONS, FS 533.00 STR 26L AND 23L, AND AT FS 557.00 STR 25L

Part: DOOR SILL — CORRODED (ZONE 200) · corrosion level 2 · airframe 46,419 hrs · 35,957 cycles

SERVICE DOOR SILL UPPER SURFACE HAS AREA OF CORROSION APPROXIMATELY FS 326.00 ADJACENT TO FWD SERVICE DOOR FITTING

Part: DOUBLER — CHAFED (ZONE 100) · airframe 46,419 hrs · 35,957 cycles

REPAIR DOUBLER CHAFED FS 982.00 STR 27

Part: PLATE — CORRODED (ZONE 200) · corrosion level 2 · airframe 46,419 hrs · 35,957 cycles

SERVICE DOOR STEP PLATE FWD & MID AFT ATTACHMENT BRACKETS FOUND TO BE CORRODED.

Part: NONE — NONE · airframe 44,518 hrs · 34,279 cycles

EN ROUTE TO CLT THE CREW GOT A RUDDER LIMITER CAUTION MESSAGE. THEY RAN THE QRH AND DECLARED A EMERGENCY. THE EMERGENCY VEHICLES DID ROLL BUT WERE NOT NEEDED. THE AIRCRAFT WAS ABLE TO TAXI TO A GATE UNDER ITS OWN POWER WITHOUT ANY FURTHER ISSUES. NO BRACE WAS CALLED BY THE CREW. NO FURTHER INFORMATION HAS BEEN PROVIDED. RUD LIMITER CAUTION MSG INFLIGHT. QRH COMPLETED ED 1 INOP ED 2 INOP, STEERING DEGRADED, LEFT FADEC FAULT 2 RIGHT FADEC FAULT 2 SIMULTANEOUSLY / CBP-2 Q1 AND U8 POPPED FOR DCU1 REMOVED AND REPLACED DCU1 IAW CRJ700 AMM 31-41-04-000/400-801 OPS TEST GOOD. ALL RELATED MSG'S DID NOT RE-APPEAR.

Part: SELECTOR VALVE — UNSERVICEABLE (500) · airframe 44,073 hrs · 33,907 cycles

SHORTLY AFTER TAKEOFF FROM GSP THE CREW GOT A GROUND SPOILER DEPLOY MESSAGE THEY FOLLOWED THEIR QRH AND DIVERTED TO CLT. ATC IN CLT DECLARED A EMERGENCY FOR THE CREW AND TRUCK WERE ON STANDBY BUT NOT NEEDED. THE PILOTS DID NOT CALL FOR BRACE AND LANDED WITHOUT INCIDENT. THEY WERE ABLE TO TAXI TO A GATE UNDER THEIR OWN POWER. THEY DID NOT LAND OVER WEIGHT. NO FURTHER HAS BEEN GIVEN AT THIS TIME. GROUND SPOILER DEPLOY AND INBD GROUND SPOILER CAUTION MESSAGES ILLUMINATED IN FLIGHT / FOUND BOTH INB GROUND SPOILERS TO INDICATE RAISING ERRATIC TROUBLESHOT IAW CRJ 700 AMM FIM 27-63-07-810-809. REPLACED GROUND SPOILER SELECTOR VALVE 1 IAW CRJ 700 AMM 27-63-05-000/400-801. OPS CHECK GOOD. REPLACED LH GROUND SPOILER PROX SENSOR IAW CRJ 700 AMM 27-63-07-000/400-801 OPS CHECK GOOD. REPLACED OTB GROUND WIRE ON LH INB GROUND SPOILER IAW CRJ 700 AMM 20-21-00-910-801

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 41,806 hrs · 31,896 cycles

EMERGENCY LIGHTS NOT WORKING. REPLACED 4 POWER SUPPLY BATTERIES. OPS CHECK GOOD. #1 P/N 2013-1A S/N 108843 TSN 18814 CSN 15497 TSI 258 #2 P/N 2013-1A S/N 504361 TSN 484 CSN 454 TSI 484 #3 P/N AD2013-1A S/N 245390 TSN 321 CSN 295 TSI 321 #4 P/N 2013-1A S/N 120841 TSN 12378 CSN 11409 TSI 440.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 41,548 hrs · 31,659 cycles

AFT EMERGENCY LIGHTS WILL NOT ILLUMINATE. REMOVED AND REPLACED NR 4 EPSU BATTERY PACK IAW AMM 33-51-17-000/400-801. OPS CHECK GOOD. NO DEFECTS NOTED AT THIS TIME. (PN: 2013-1A SN: 122502)

Part: LIGHT — INOPERATIVE (CABIN) · airframe 41,526 hrs · 31,639 cycles

NR 4 EPSU EMERGENCY LIGHTS WILL NOT ILLUMINATE. ADJUSTED EPSU BATTERY PACK IAW AMM 33-51-17-400-801-A01. OPS CHECKED GOOD

Part: CAP — MISSING (EXIT LIGHT) · airframe 40,396 hrs · 30,637 cycles

MX PLACED THE LIGHT ON MEL SUPPLEMENTAL INFORMATION: MEL 23-40-12 D ISSUED - MEL ACTIVE. FA EMG LIGHT INOP/MISSING. INSPECTED FA EMERGENCY LIGHT. REPLACED FWD CAP ON THE FA EMERGENCY EXIT LIGHT. MEL CLEARED.

Part: CONNECTOR — FAILED (FLASHLIGHT ASSY) · airframe 40,232 hrs · 30,491 cycles

FWD FA FLASHLIGHT INOP. DEFERRED. REMOVED AND REPLACED FLASHLIGHT RECHARGE CONNECTOR IAW CRJ 700 AMM 25-61-02-000/400-801 AND CRJ 700 ESPM 20-33-00. OPS CHECK GOOD. THIS CLEARS MEL.

Part: STRINGER — CORRODED (BS 888) · airframe 40,238 hrs · 30,496 cycles

CORROSION ON STR 20R AT FS888. REINSTALLED SAME SERVICEABLE BRACKETS IAW CRJ700 SRM 51-42-21-001-001-A01. RECEIVED FINAL DRAFT OF STS EA 70-2019-058 REV.IR DATED 9/19/19. ALL STEPS COMPLIED WITH. WVAC 769 MTC 9/27/19 M/A: 3

Part: WEB — CRACKED (PAX DOOR) · airframe 40,238 hrs · 30,496 cycles

PAX DOOR AFT WEB CRACKED BY POWER AND ASSIST MOTOR CABLE PULLEY.REPAIRED AS PER EO NO CL-600-2CI0-52-L06196 ALUMINUM 7075-T6-040 PO W49504 AND 7075-T6 .032 W66357.

Part: DRAG ANGLE — CRACKED (PAX DOOR) · airframe 40,238 hrs · 30,496 cycles

PAX DOOR AFT DRAG ANGLE CRACKED.DRILLED UP AND INSTALLED AFT DRAG ANGLE WITH MS 20470AD-5 RIVETS IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: SUPPORT ANGLE — CORRODED (PAX DOOR) · airframe 40,238 hrs · 30,496 cycles

PAX DOOR AFT SUPPORT ANGLE CORROSION ON UPPER AND BY WHEEL SUPPORT. REMOVED AND REPLACED PAX DOOR AFT SUPPORT ANGLE WITH NEW SERVICEABLE ANGLE PN 601R318732-3 IAW CRJ 700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 AND 51-40-11-001-001-A01 REV 30 DATE AUG 10/2019

Part: STIFFENER — CRACKED (PAX DOOR) · airframe 40,238 hrs · 34,408 cycles

PAX DOOR AFO WEB STIFFENER FOR PAX DOOR POWER ASSIST MOTOR CRACKED. INSTALLED POWER ASSIST MOTOR BRACKET IAW CRJ 700 SRM 51-42-06-001-001-A01

Part: SKIN — CRACKED (PAX DOOR) · airframe 40,238 hrs · 30,496 cycles

PAX DOOR INNER SKIN CRACKED UPPER FWD END.INSTALLED NEW SERVICEABLE SKIN P/N: 601R318024-5 ON PAX DOOR IAW CRJ700 SRM 51-42-06-001-001-A01, 57-42-01-001-001-A01, 51-42-13-001-001-A01 AND 51-42-22-001-001-A01 REV.36 DATE AUG 10/2019.

Part: FRAME — CORRODED (BS 319) · airframe 40,238 hrs · 30,496 cycles

FRAME IS CORRODED AT FS319 BETWEEN STRINGERS 20L AND INSTALLED NEW SERVICEABLE FRAME SECTOR PN SH670-31891-3S IAW CRJ 700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01

Part: STRINGER — CORRODED (BS 280-295) · airframe 40,238 hrs · 30,496 cycles

STRINGER 26R IS CORRODED BETWEEN F.S.280.00 AND F.S.295.00. REMOVED AND REPLACED FS 280.00 AND FS 333 PN SH670-31634-2 IAW CRJ 700 SRM 51-42-06-001-001-A01

Part: WEB — CORRODED (BS 280) · airframe 40,238 hrs · 30,496 cycles

LH FS 280.00 LOWER WEB CORRODED. . REMOVED AND REPLACED L/H FS 280.00 LOWER WEB IAW CRJ700 SRM 53-11-10-201-004-A01

Part: WEB — CORRODED (BS 280) · airframe 40,238 hrs · 30,496 cycles

RH FS 280.00 LOWER WEB CORRODED REMOVED EXISTING REPAIR IAW CRJ 700 SMR 53-11-10-201-004-. FABRICATED NEW WEB AND SPLICE IAW CRJ700 SRM 53-11-10-201-004-A01

Part: FRAME — CORRODED (BS 1070) · airframe 40,238 hrs · 30,496 cycles

FRAME 1070.70 IS CORRODED AT STR 27 CUT AWAY DAMAGED FLANGE IS REQUIRED ON FRAME 1088.20. CUTAWAY DAMAGED SECTION OF FRAME 1088.20 AT STR 27 IAW CRJ 700 SRM 51-24-36-001-001-A01

Part: FRAME — CORRODED (BS 1088) · airframe 40,238 hrs · 30,496 cycles

UPON INVESTIGATION FOUND CORROSION TO BE ON FRAME 1088.20 AND NOT ON FRAME 1070.70.CUT AWAY DAMAGED FLANGE IS REQUIRED ON FRAME 1088.20CUTAWAY DAMAGED SECTION OF FRAME 1088.20 AT STR 27 IAW CRJ 700 SRM 51-24-36-001-001-RECIEVED FINAL EA 25-2019-195 REV IR DATED 9/16/19.

Part: CROSSBEAM — CORRODED (BS 280) · airframe 40,238 hrs · 30,496 cycles

FS 280.00 CROSS BEAM FWD J ANGLE IS CORRODED.GETTING REPLACED ON MWC 21001865, OP:5100.

Part: CROSSBEAM — CORRODED (BS 280) · airframe 40,238 hrs · 30,496 cycles

FS 280.00 CROSS BEAM IS CORRODED AT LBL9 AND GETTING REPLACED ON MWC 21001865, OP:5100.

Part: INTERCOSTAL — CORRODED (BS 349-364) · airframe 40,238 hrs · 30,496 cycles

INTERCOSTAL CORRODED BETWEEN F.S.349.00 AND F.S.364.00 STGR 27R. REMOVED AND REPLACED INTERCOSTAL P/N: SH670-32075-4 IAW CRJ700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01.

Part: STRINGER — CORRODED (BS 280-295) · airframe 40,238 hrs · 30,496 cycles

STRINGER 26L IS CORRODED BETWEEN F.S.280.00 AND F.S.295.00.REMOVED AND REPLACED STR 26L FS 280 - FS 333 PN SH670-31-634-1 IAW CRJ 700 SRM 53-21-06-001-001-A01

Part: BALLAST — FAILED (CABIN LIGHTS) · airframe 39,761 hrs · 30,065 cycles

SMOKE WAS REPORTED IN CABIN. RECIRCULATION AND AFT CARGO HEATER FANS WERE TURNED OFF, AND THE SMOKE DISSIPATED. THE FLIGHT LANDED WITHOUT INCIDENT. AN EMERGENCY WAS DECLARED WITH ATC, BUT THE CABIN DID NOT BRACE. REMOVED AND REPLACED CEILING LIGHTS POWER UNIT ON ROW 1A, OPS CHECK GOOD. NO SMOKE NOTED.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 39,532 hrs · 29,868 cycles

RH FWD & MID EMERGENCY LIGHTS INOP. R&R RH FWD & MID EMERGENCY LIGHTS IAW CRJ700 AMM 33-51-15-000/400-801-A02. OPS CHECK GOOD.

Part: FLOORBEAM — CORRODED (BS 280) · corrosion level 2 · airframe 35,552 hrs · 26,228 cycles

BS 280 FLOORBEAM UPPER FLANGE IS CORRODED AT LBL 9 & RBL 42. REPAIRED IAW GREO 670-53-11-047

Part: SKIN — DENTED (BS 1015-1069) · airframe 35,552 hrs · 26,228 cycles

DENT BETWEEN BS 1051.3 AND 1069.75, STRINGERS 22 - 23L. PERFORMED A PERMANENT REPAIR IAW SRM.

Part: WINDOW — UNKNOWN (CABIN) · airframe 35,400 hrs · 26,098 cycles

LOUD POP FROM CABIN WINDOW.

Part: WARNING MESSAGE — FALSE ACTIVATION · airframe 35,267 hrs · 25,983 cycles

GROUND LIFT DUMP UNSAFE CAUTION MESSAGE IN FLIGHT. AN EMERGENCY WAS DECLARED. MAINTENANCE PERFORMED A SELF TEST OF THE SPOILER AND STABLIZER CONTROL UNIT, OPS CHECKED GOOD.

Part: RELAY — FAULTED (EMERGENCY LIGHTS) · airframe 34,424 hrs · 25,241 cycles

EMERGENCY LIGHTS FLASHING IN ARMED POSITION. MAINTENANCE REMOVED AND REPLACED JB 11 PCBS RELAY K135.

Part: PRESSURE SWITCH — FAULTY (MLG) · airframe 33,265 hrs · 24,096 cycles

LEFT MLG FAULT STATUS MESSAGE DURING CLIMBOUT. THE CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT, R & R THE LT MLG PRESSURE SWITCH AND PERFORMED CHECKS IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.

Part: LENS — MISSING (EMERGENCY LIGHT) · airframe 33,054 hrs · 23,877 cycles

CREW REPORTED FORWARD SERVICE DOOR BOTTOM RT EMERGENCY LENS MISSING. MAINTENANCE INSPECTED, REPLACED MISSING EMERGENCY EXIT LIGHT LENS AND PERFORMED CHECKS IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.

Part: COMPUTER — DEFECTIVE (FUEL QTY) · airframe 32,816 hrs · 23,653 cycles

CREW REPORTED TOTAL FUEL AND LT FUEL INDICATION DASHED DURING CLIMBOUT. THE CREW RETURNED TO FIELD AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE TROUBLESHOT, R & R THE FUEL QTY GAUGING COMPUTER AND PERFORMED CHECKS IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.

Part: RIB — DAMAGED (LE SALT) · airframe 32,198 hrs · 23,118 cycles

RIGHT WING NR 2 SLAT INBD END, ANTI- ROTATION TAB AT DISCONNECT SENSOR MOUNTING IS DAMAGED. R & R RIB WITH ANTI-ROTATION TAB IAW ERS-CR-5700-535, SRM 51-42-06 & 51-42-13.

Part: STAND OFF — CRACKED (LT TRANS COWL) · airframe 32,198 hrs · 23,118 cycles

LEFT ENG, LOWER TRANS COWL, INBD STANDOFF ANGLE IS CRACKED, APPROX .500 INCHES. R & R LT LOWER TRANS COWL STANDOFF IAW SRM 51-42-06 & ETN CR-54-015R1.

Part: STAND OFF — CRACKED (LT TRANS COWL) · airframe 32,198 hrs · 23,118 cycles

LEFT ENG, UPPER TRANS COWL, INBD STANDOFF ANGLE IS CRACKED, APPROX .500 INCHES. R & R STANDOFF ANGLE IAW SRM CHAPTERS 51-42-20, 51-42-28 & ETN-CR-54-015R1.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 32,198 hrs · 23,118 cycles

WEB AT STRINGER 20R, BETWEEN FS 319.70 & 333.00 IS CORRODED. REPAIRED WEB AT STRINGER 20R, BETWEEN FS 319.70 & 333.00 IAW SRM 51-42-06 & SRM 51-42-21.

Part: STAND OFF — CRACKED (RT TRANS COWL) · airframe 32,198 hrs · 23,118 cycles

RIGHT ENG, LOWER TRANS COWL, INBD STANDOFF ANGLE IS CRACKED, APPROX .500 INCHES. REPLACED RT ENG, UPPER TRANS COWL, INBD STANDOFF IAW ETN-CR-54-015R1.

Part: STRUCTURE — CRACKED (FUSELAGE) · airframe 32,198 hrs · 23,118 cycles

FLOOR IN FWD EQUIPMENT BAY ON RT SIDE, BY FRAME AT FS 193.00, HAS 1/4" CRACK. REPAIRED IAW ETN-CR-53-009.

Part: WEB — CRACKED (FUSELAGE) · airframe 32,198 hrs · 23,118 cycles

FLOOR IN FWD EQUIP BAY ON THE LT SIDE BY FRAME AT FS 193.00 HAS A 1/8" CRACK. REPAIRED IAW ETN-CR-53-009.

Part: LIGHT — BROKEN (CABIN) · airframe 32,198 hrs · 23,118 cycles

RIGHT EMER LIGHT STRIPS 3, 5 & 7 BROKEN. R & R RT EMER LIGHT STRIPS IAW AMM 33-51-01 & ETN -CR-33-004.

Part: CHARGER — FAILED (CABIN) · airframe 31,299 hrs · 22,397 cycles

FMR 502330891 CABIN EMER LIGHTS, 1 FLIGHT EMER LIGHT INOPERATIVE. REVIEW THE MEL & ENSURE APPROPRIATE MX ACTIONS ARE TAKEN TO RESTORE THE ITEM & SYS, CONDITIONS & LIMITATIONS THAT WERE REQUIRED BY THE MEL DURING DEFERRAL. COMPLY WITH PROCEDURES IN MEL MANUAL 1-06, INCLUDING NOTIFICATION TO MOC. ENTER FACT INFORMATION INTO SABRE FMR, RECORD IAW GPM 04-00 & 16-00. R & R 2 ESU IAW WC 33-002. OPERATIONS CHECKED GOOD, MEL ITEM RESTORED. EMER LIGHTING BATTERY PN 2013-1A & SN 114923.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 31,297 hrs · 22,396 cycles

EMERGENCY EXIT LIGHT IN CABIN BETWEEN ROWS 3 - 5 ON RT SIDE OF CABIN WILL NOT ILLUMINATE DURING TEST. DOES ILLUMINATE WHEN ACFT IS DEPOWERED & COCKPIT SWITCH IS IN ARM POSITION. ALL OTHER EMERGENCY LIGHTS TESTED & OPERATE NORMALLY. R & R NR 2 EPSU IAW WC 33-002. OPS CHECKED GOOD.

Part: SKIN — SCRATCHED (FUSELAGE) · airframe 31,130 hrs · 22,272 cycles

EXTERNAL RT FWD FUSELAGE AT FS 343.00 BETWEEN STRINGER 20R & 21R, THE FUSELAGE SKIN IS SCRAPED APPROX 2.0 INCHES LONG & .007 DEEP AT EACH LOCATION, APPROX 1.0 INCH APART. REPAIRED IAW NCR-CR-53-085 & REO 670-53-21-1159.

Part: STRINGER — CRACKED (FUSELAGE) · airframe 30,814 hrs · 22,042 cycles

STRINGER 3 CRACKED BETWEEN FS 280 & 295. PERFORMED MAJOR REPAIR TO CTR FUSELAGE, PRIMARY STRUCTURE FS 280 & 295 INSPECTION & REINFORCEMENT OF LINTEL STRINGER 3 OF THE MAIN PAX DOOR IAW SB 670BA-53-040 REV C.

Part: STRINGER — DAMAGED (FUSELAGE) · airframe 30,814 hrs · 22,042 cycles

PERFORMED MAJOR REPAIR TO CTR FUSELAGE, PRIMARY STRUCTURE FS 280 - 295. INSPECTION & REINFORCEMENT OF LINTEL STRINGER 3 OF THE MAIN PAX DOOR IAW SB 670BA-53-040, REV C.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 30,740 hrs · 21,989 cycles

EMERGENCY LIGHTING SYS BATTERY POWER SUPPLIES DRAINED. REPLACED ALL FOUR EPSU BATTERY PACKS IAW MM 33-51-17. OPERATIONS TESTED GOOD. OPERATIONAL CHECKS BALANCING ITEMS 3 & 4 ON LOG PAGE 3754114 WERE ACCOMPLISHED SUBSEQUENT TO EPSU PACKS REPLACEMENT. EMER LIGHTING BATTERY PN 2013-1A NR 2 SN 105211 NR 3 SN 103166 NR 4 SN 83285.

Part: UNKNOWN — MALFUNCTIONED (CABIN) · airframe 30,739 hrs · 21,988 cycles

EMERGENCY LIGHTS ON, STATUS MSG. ALL EMER LIGHTS FLASH ON & OFF CONTINUOUSLY IN FLIGHT. PERFORMED OPERATIONS CHECK OF EMER LIGHTS IAW AMM 33-51-00. OPERATIONS CHECKED GOOD.

Part: RELAY — FAULTY (CABIN) · airframe 30,739 hrs · 21,988 cycles

INTERIOR EMER LIGHTS PULSATE ON & OFF. DEFERRED IAW MEL 33-32. REPLACED RELAY K135 ON PCB5 JB-11 IAW MM 24-06-11 & CMM 24-06-00. ALL OPERATIONAL CHECKS GOOD. EMER LIGHTING SYS OPERATIONS CHECKED GOOD. MEL ITEM RESTORED.

Part: PUMP — FAILED (HYDRAULIC SYS) · airframe 30,647 hrs · 21,914 cycles

HYD 3 HIGH TEMP TEMP ROSE TO 108C. R & R D3A ACMP 29-12-03. OPERATIONS CHECK & LEAK CHECKED GOOD.

Part: HOLDER — BROKEN (FLASHLIGHT) · airframe 30,535 hrs · 21,795 cycles

FORWARD FLASHLIGHT HOLDER BROKEN. R & R FLASHLIGHT FWD FLIGHT ATTENDANT IAW AMM 25-61-02. OPERATIONS CHECKED GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 30,089 hrs · 21,433 cycles

EMERGENCY LIGHTS OUT AT ROWS 1, 2 & 3. FLIGHT CREW PLACARD IAW MEL 33-32. REPLACED EMER BATTERY 1, 2, 3 & 4 IAW AMM 33-55-17. OPERATIONS CHECKED GOOD MEL CLEARED & RESTORED. PN 2013-1A, NR 2 S N 108587, NR 3 SN 112023 & NR 4 SN 66540.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 29,890 hrs · 21,281 cycles

THIRD OVERHEAD CEILING LIGHT INOPERATIVE. FLIGHT CREW PLACARDED IAW MEL 33-34. REPOSITIONED EMER LIGHT BULB OPERATIONAL CHECK OK IAW AMM 33-51-00 MEL IS RESTORED.

Part: LIGHT — DEFECTIVE (EXIT SIGN) · airframe 28,823 hrs · 20,514 cycles

EMERGENCY FLOOR EXIT SIGN DS158 ABOVE FLIGHT ATTENDANT FLASHLIGHT IS DIM. R & R BULBS IAW EMERGENCY FLOOR EXIT SIGN DS158. OPERATIONS TESTED OK IAW CRJ AMM 33-51-00.

Part: RELAY — FAILED (EMERGENCY LIGHT) · airframe 28,690 hrs · 20,426 cycles

WITH THE EMERGENCY SWITCH IN THE ARM POSITION THE STATUS MESSAGE, EMERG LTS ON, IS INTERMITTENT ALONG WITH THE EMERGENCY LIGHTS. R & R RELAY K135 IAW CRJ ESPM 20-39-00, OPERATIONS CHECKED GOOD.

Part: FLASHLIGHT — MISSING (CABIN) · airframe 28,665 hrs · 20,402 cycles

AFT FLIGHT ATTENDANT`S RECHARGEABLE FLASHLIGHT MISSING. R & R AFT FLIGHT ATTENDANT`S RECHARGEABLE FLASHLIGHT IAW AMM-25-61-02.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 28,617 hrs · 20,369 cycles

WEB JUST FWD OF MAIN AVIONICS COMPARTMENT DOOR BETWEEN FS 349.00 & FS 364.00 & STRINGERS 26RT & 27RT IS CORRODED. INSTALLED NEW INTERCOSTAL BETWEEN FS349.00-FS364.00 AND STRS 26L-27 IAW SRM 51-42-10, 51-42-21, AND 51-42-06.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · airframe 28,617 hrs · 20,369 cycles

WEB JUST FWD OF MAIN AVIONICS COMPARTMENT DOOR BETWEEN FS 349.00 & FS 364.00, STRINGERS 26LT & 27LT IS CORRODED. INSTALLED NEW INTERCOSTAL BETWEEN FS349.00 - FS364 AND STRINGERS 26L-27 IAW SRM 51-42-10, 51-42-21 AMD 51-42-06.

Part: BULKHEAD — CRACKED (FUSELAGE) · airframe 28,617 hrs · 20,369 cycles

LEFT COCKPIT BULKHEAD IS CORRODED & CRACKED AT FLOOR LEVEL ON AFT SIDE. REPAIRED COCKPIT BULKHEAD IAW E.O. CR-53MR-174.

Part: BULKHEAD — CRACKED (FUSELAGE) · airframe 28,617 hrs · 20,369 cycles

RIGHT COCKPIT BULKHEAD IS CORRODED & CRACKED AT FLOOR LEVEL ON AFT SIDE. REPAIRED RT COCKPIT BULKHEAD IAW EO CR-53MR-174.

Part: DRAG ANGLE — CRACKED (VERTICAL STAB) · airframe 28,617 hrs · 20,369 cycles

LEFT AFT VERTICAL STABILIZER TO FUSELAGE DRAG ANGLE IS CRACKED. REPAIRED IAW EO CR-55MR-038.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 28,616 hrs · 20,369 cycles

DURING MX 3C CHECK INSPECTION FOUND STRINGER 25RT IS CORRODED BETWEEN FS 280.00 & FS 295.00. R & R DAMAGED SECTION OF STRINGER 25RT IAW SRM 53-00-03.

Part: CONNECTOR — NOT SEATED (FLASHLIGHT) · airframe 28,617 hrs · 20,369 cycles

PILOT'S FLASHLIGHT CHARGER IS NOT CHARGING. REMOVED PILOTS FLASHLIGHT BASE, FOUND CONNECTOR NOT CONNECTED ALL THE WAY. CONNECTED PILOTS FLASHLIGHT BASE CONNECTOR, INSTALLED PILOTS FLASHLIGHT BASE IAW AMM 25-61-02, OPERATIONS CHECKED GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 28,424 hrs · 20,255 cycles

RIGHT OVERWING TOP & BOTTOM EMERGENCY LIGHT ARE INOPERATIVE. R & R NR 4 EMERGENCY BATTERY CHARGER IAW CRJ 700 MM CHAPTER 33-51-17. OPERATIONS CHECKED GOOD. R & R NR 4 EMERGENCY BATTERY IAW CRJ 700 MM CHAPTER 33-51-17. OPERATIONS CHECKED GOOD.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 28,416 hrs · 20,249 cycles

RIGHT OVERWING EMERGENCY LIGHTS INOPERATIVE. R & R EPSU BATTERY PACK NR 3 & NR 4 IAW CRJ-700 AMM 33-51-17. OPERATIONS CHECKED GOOD IAW ITEM (2) LG PG 2817268.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 28,416 hrs · 20,249 cycles

AFT CEILING EMERGENCY LIGHTS INOPERATIVE. R & R EPSU BATTERY PACK NR 3 & NR 4 IAW CRJ-700 AMM 33-51-17, OPERATIONS CHECKED GOOD IAW ITEM 1 LG PG 2817268.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT) · airframe 28,367 hrs · 20,220 cycles

OVERHEAD EMERGENCY LIGHT AT ROW 15 AND IN FRONT OF LAVATORY NOT ILLUMINATING. R & R NR 3 EMERGENCY BATTERY IAW 33-51-17. OPS CHECK GOOD. THIS LOG PAGE ITEM NR 1.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT) · airframe 28,367 hrs · 20,220 cycles

EMERGENCY EXIT SIGNS AT RIGHT EMERGENCY EXIT ARE NOT ILLUMINATING. R & R NR 3 EMERGENCY BATTERY IAW 33-51-17. OPS CHECKED GOOD.

Part: FLASHLIGHT ASSY — INOPERATIVE (CABIN) · airframe 27,605 hrs · 19,739 cycles

F/O FLASHLIGHT NOT CHARGING WHEN SEATED IN CRADLE. R & R FLASHLIGHT IAW AMM 25-61-02. OPS CHECKED GOOD.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 27,458 hrs · 19,647 cycles

THE CREW REPORTED THAT UPON ENTERING THE ACFT THEY OBSERVED ILLUMINATED EMERGENCY EXIT LIGHTS IN THE CABIN. UPON OPENING THE FLIGHT DECK DOOR THEY OBSERVED THE EMERGENCY LIGHT SWITCH IN THE ARMED POSITION. THEY ASKED THE F/A HOW LONG THEY HAD BEEN ON THE ACFT AND THEY SAID AT LEAST .5 HOUR AND THE LIGHTS WERE ON THE ENTIRE TIME. THE ACFT WAS REMOVED FROM SERVICE. R & R BATTERY PACKS IAW AMM 33-51-17.

Part: GUARD — BROKEN (LIGHT SWITCH) · airframe 27,458 hrs · 19,647 cycles

DURING MX INSPECTION, FOUND THE EMERGENCY LIGHT SWITCH GUARD ON THE FWD F/A CONTROL PANEL BROKEN. THE ACFT WAS REMOVED FROM SERVICE. R & R THE EMERGENCY LIGHT SWITCH GUARD IAW AMM STANDARD PRACTICES. THE OPS CHECK WAS GOOD. THE ACFT WAS RETURNED TO SERVICE.

Part: DCU — FAULTY (NR 1) · airframe 26,985 hrs · 19,350 cycles

ON FLIGHT 3743 THE CREW REPORTED THAT WHILE CLIMBING TO CRUISE ALTITUDE THEY RECEIVED AN EICAS STEERING INOP CAUTION MESSAGE AND RUDDER LIMITER CAUTION MESSAGE. THE CREW COMPLIED WITH AOM VOL 1 PROCEDURES AND DECLARED AN EMERGENCY. THE CREW RETURNED TO ORD AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 1 DATA CONCENTRATOR UNIT IAW CRJ 700MM 31-41-04. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 26,937 hrs · 19,322 cycles

ON FLIGHT 3650 THE CREW REPORTED THE CEILING EMERGENCY LIGHT JUST ABOVE EMERGENCY EXIT DID NOT ILLUMINATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 BATTERY AND CHARGER & REPLACED OVERHEAD LIGHT PART NUMBER 1317. THE OPERATIONAL CHECK WAS GOOD IAW AMM 33-51-17 MEL ITEM RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CHARGER — INOPERATIVE (CABIN) · airframe 26,937 hrs · 19,322 cycles

ON FLIGHT 3650 THE CREW REPORTED THE LOWER SIDE WALL EXIT SIGN ON AIRCRAFT LEFT AT THE EMERGENCY WING EXIT DID NOT ILLUMINATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED NR 3 EPSU BATTERY CHARGER IAW AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — INOPERATIVE (CABIN) · airframe 26,911 hrs · 19,304 cycles

DURING B INSPECTION FOUND THE NR 3 EMERGENCY BATTERY INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 BATTERY IAW CRJ AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD IAW CRJ AMM 33-51-17-710-801. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 26,711 hrs · 19,172 cycles

ON FLIGHT 4588 THE CREW REPORTED THE EMERGENCY EXIT LIGHTS WERE INOPERATIVE. THE BATTERIES APPEARED TO BE COMPLETELY DISCHARGED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE 4 BATTERY PACKS IAW CRJ AMM 33-51-17. PART NUMBER 2013-1A. SERIAL NUMBERS: #1 103864, #2 107233, #3 108810, #4 104939. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 26,607 hrs · 19,107 cycles

DURING B INSPECTION FOUND THE RIGHT WING FORWARD EMERGENCY LIGHT INOPERABLE. MTX ACTIONS C/W. PERFORMED OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM IAW CRJ 700 MM 33-51-00. SYSTEM OKAY. MEL ITEM RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LENS — CRACKED (SERVICE DOOR) · airframe 26,425 hrs · 18,990 cycles

DURING B INSPECTION FOUND THE SERVICE DOOR EMERGENCY LIGHT LENS COVER CRACKED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE EMERGENCY LIGHT LENS COVER IAW CRJ AMM 33-51-05. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: GUARD — BROKEN (CONTROL PANEL) · airframe 26,333 hrs · 18,930 cycles

ON FLIGHT 3756 THE FLIGHT ATTENDANT REPORTED THE EMERGENCY LIGHT SWITCH GUARD WAS BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FLIGHT ATTENDANT EMERGENCY LIGHT SWITCH GAURD IAW CRJ-700 AMM 33-23-21. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 26,036 hrs · 18,756 cycles

ON FLIGHT 3634 THE CREW REPORTED THE NR 4 EMERGENCY CEILING LIGHT WAS INOPERABLE. REMOVED AND REPLACED THE NR 4 CEILING LEVEL FLOOD EMERGENCY LIGHT BULB IAW CRJ-700 AMM 33-51-09. THE OPERATIONAL CHECK WAS GOOD. NO DEFECTS NOTED. MEL ITEM RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: COLLAR — FAULTY (NLG) · airframe 25,512 hrs · 18,424 cycles

ON FLIGHT 3716 THE CREW REPORTED THAT UPON SELECTION OF GEAR UP THERE WAS NO MOVEMENT OF ANY OF THE GEAR. COUPLE OF SECONDS LATER MW GEAR DISAGREE WARNING MESSAGE POSTS ALONG WITH A PROXIMITY SYSTEM 1 STATUS MESSAGE CYCLED GEAR HANDLE IAW ABNORMALS PROCEDURE WITH NO SUCCESS OF GEAR RETRACTION. THE AIRCRAFT WAS REMOVED FROM SERVICE. ADJUSTED PX37 WOULD NOT STAY IN RIGGED POSITION. REMOVED AND REPLACED STEERING COLLAR, TORQUE TUBE ASSEMBLY, AND LOWER STEERING PLATE ASSEMBLY PART NUMBER: 521093 S/N: NSN502 IAW GOODRICH CMM 32-21-06. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETUNRED TO SERVICE.

Part: HYDRAULIC LINE — LEAKING (RT MLG) · airframe 25,451 hrs · 18,387 cycles

ON FLIGHT 3677 THE CREW REPORTED THAT SHORTLY AFTER TAKEOFF AND GEAR RETRACTION THEY RECEIVED A GEAR DISAGREE EICAS MESSAGE. THE CREW CHECKED THE HYDRAULIC SYNOPTIC PAGE AND NOTED THAT FLUID FROM SYSTEM NR 3 WAS GONE. LEFT MAIN AND NOSE GEAR WAS UP RIGHT MAIN SHOWED DOWN. THE CREW DECLARED AN EMERGENCY AND RETURNED TO LAX. THE CREW COMPLIED WITH EPC CHECKLIST MANUALLY EXTENDED GEAR AND CONTINUED A NORMAL UNEVENTFUL LANDING. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND HYDRAULIC LINE LEAKING ON RIGHT MAIN LANDING GEAR RETRACT ACTUATOR. REMOVED AND REPLACED AFT HYDRAULIC LINE AT RIGHT MAIN LANDING GEAR RETRACT ACTUATOR IAW CRJ 700 AMM 20-21-00. THE LEAK CHECK AND GEAR SWING CHECK WAS GOOD. INSPECTED ALL NR 3 HYD FILTERS FOR PINS THAT MY HAVE POPPED. NONE WERE FOUND. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — MISSING (CABIN) · airframe 24,987 hrs · 18,087 cycles

FLIGHT 3767, CREW REPORTED NR 2 FLIGHT ATTENDANT FLASHLIGHT MISSING. AIRCRAFT REMOVED FROM SERVICE. INSTALLED NEW FLASHLIGHT. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LEVER — INOPERATIVE (MLG) · airframe 24,914 hrs · 18,035 cycles

FLIGHT 3717, RECEIVED A LANDING GEAR MISCONFIGURATION CAUTION MESSAGE IN FLIGHT, PERFORMED EMERGENCY GEAR EXTENSION. ALL 3 GEAR GEAR UP INDICATION WITH GEAR HANDLE DOWN, CYCLED GEAR HANDLE TWICE, NO GEAR MANUAL EXTENSION WORKED. DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE LANDING GEAR CONTROL PANEL LEVER IAW AMM 32-31-01. OPS CHECKED GOOD IAW NRWC #502-ORD-00902. AIRCRAFT RETURNED TO SERVICE.

Part: ACM — SEIZED (NR 2) · airframe 24,776 hrs · 17,933 cycles

FLIGHT 3773, CREW REPORTED THAT ON ABOUT THE 3 MILE FINAL APPROACH, COCKPIT CREW SMELLED VERY LIGHT SMOKE WHICH SEEMED TO POSSIBLY BE FROM OUTSIDE. IMMEDIATELY AFTER, FLIGHT ATTENDANTS CALLED AND REPORTED SMOKE IN THE CABIN, NOT HEAVY BUT MORE THAN A TRACE. DECLARED AN EMERGENCY AND LANDED ONE MINUTE LATER. AIRCRAFT REMOVED FROM SERVICE. FOUND THE RIGHT HAND ACM SEZED. REMOVED AND REPLACED NR 2 ACM IAW AMM 21-51-08. OPS & LEAK CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FLASHLIGHT ASSY — MISSING (COCKPIT) · airframe 24,519 hrs · 17,756 cycles

FLIGHT 3691 - FIRST OFFICER’S FLASHLIGHT MISSING. REPLACED FLASHLIGHT ASSEMBLY IAW AMM 25-61-02. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: UNKNOWN — MALFUNCTIONED (EMERGENCY LIGHT) · airframe 24,243 hrs · 17,575 cycles

ON FLIGHT 3710 THE CREW REPORTED THE EMERGENCY LIGHT 17,575 INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED OPERATIONAL CHECK OF EMERGENCY LIGHTS IAW AMM 33-51-00. THE OPERATIONAL CHECK WAS GOOD. NO DEFECTS NOTED. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — FALSE INDICATION (MLG) · airframe 23,963 hrs · 17,400 cycles

ON FLIGHT 3735 THE CREW REPORTED THAT AFTER TAKEOFF ALL THREE LANDING GEAR WOULD NOT RETRACT WITH GEAR HANDLE UP, GEAR DISGREE WARNING WITH GEAR HANDLE DOWN PROXIMITY SYSTEM 1 FAULT. PERFORMED EMERGENCY PROCEDURES AND DECLARED AN EMERGECNY IAW CRJ AOM VOL 1. RETURNED TO CLE AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. TROUBLESHOT SYSTEM PER FIM TASK 32-60-00 PERFORMED OPERATIONAL TEST OF LANDING GEAR PPS IAW CRJ 700 AMM 32-61-00 NO DEFECTS PERFORMED FUNCTIONAL TEST OF PSEU FAILED FNC REMOVED AND REPLACED PSEU IAW CRJ 700 AMM 32-61-01 OPC AND FNC GOOD PERFORMED NORMAL OPC OF LANDING GEAR EXT/RECTRACTION IAW CRJ 700 AMM 32-30-00. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 23,949 hrs · 17,388 cycles

DURING 2 C CHECK FOUND STRINGER 25 LEFT CORRODED BETWEEN FS 280.00 AND FS 310.00. THE AIRCRAFT WAS REMOVED FROM SERVICE. THE CORROSION LEVEL WAS FOUND TO LEVEL 1. REPAIRED STRINGER 25 LEFT IAW EO CR-53MR-274. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CROSSBEAM — CRACKED (FUSELAGE) · airframe 23,949 hrs · 17,388 cycles

DURING MAINTENANCE INSPECTION FOUND THE INTERIOR CROSSBEAM FS 280.00 HAS CORROSION, WITH A 1 INCH CRACK ON RIGHT SIDE OD DIP TRAY. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED CROSSBEAM IAW CRJ STRUCTURAL REPAIR MANUAL 51-42-06 AND 51-42-21. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CROSSBEAM — CRACKED (FUSELAGE) · airframe 23,949 hrs · 17,388 cycles

DURING MAINTENANCE INSPECTION FOUND THE INTERIOR CROSSBEAM FS 280.00 HAS MINOR CORROSION, WITH A 1 INCH CRACK ON RIGHT SIDE OF DIP TRAY. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED CROSSBEAM IAW CRJ STRUCTURAL REPAIR MANUAL 51-42-06 AND 51-42-21. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STRINGER — CORRODED (BS 295-310 S25L) · corrosion level 2 · airframe 23,951 hrs · 17,390 cycles

STRINGER 25L BETWEEN FS 295 - 310 IS CORRODED. REPAIRED STRINGER IAW SRM 53-00-03 AND EO CR-53MR-274.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 23,800 hrs · 17,297 cycles

DURING B-INSPECTION, FOUND THE LEFT AFT EXTERIOR EMERGENCY LIGHT INOPERATIVE. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEFT AFT EXTERIOR EMERGENCY LIGHT IAW AMM 33-51-15. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 23,749 hrs · 17,271 cycles

ON FLIGHT 3864 THE CREW REPORTED THE EMERGENCY CEILING FLOOD LIGHTS AFT CABIN INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. RELAMPED AFT CABIN EMERGENCY CEILING FLOOD LIGHTS AS REQUIRED IAW CRJ-700 AMM 33-51-09. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — MALFUNCTIONED (CABIN) · airframe 23,506 hrs · 17,123 cycles

FLIGHT 3827, LIGHT BULB, IN FORWARD ENTRY DOOR EMERGENCY EXIT LIGHT (LOWER) WAS INOPERATIVE. COULD NOT DUPLICATE PROBLEM. OPS CHECK WAS GOOD IAW AMM 33-23-11. AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — DETACHED (CABIN) · airframe 23,168 hrs · 16,920 cycles

ON FLIGHT 3886 THE CREW REPORTED THE EMERGENCY PATHWAY ILLUMINATION STRIP IS DETACHED FROM ITS POSTION ON THE FLOOR BEHIND SEAT 12C AND WILL NOT RE-ADHERE TO ITS POSITION. THE AIRCRAFT WAS REMOVED FROM SERVICE. RE-SECURED PATHWAY ILLUMINATION STRIP AS REQUIRED BEHIND SEAT 12C, REFERENCE AMM 25-25-01. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — DETACHED (CABIN) · airframe 23,168 hrs · 16,920 cycles

EMERGENCY PATHWAY ILLUMINATION STRIP DETACHED FROM ITS POSITION ON THE FLOOR BEHIND 12C AND WILL NOT ADHERE TO ITS POSITION. RE-SECURED PATHWAY ILLUMINATIONS STRIP AS REQ BEHIND SEAT 12C. OK TO CONTINUE SERVICE. REF AMM 25-25-01.

Part: FLASHLIGHT — BROKEN (CABIN) · airframe 22,456 hrs · 16,465 cycles

ON FLIGHT 3863 THE CREW REPORTED THE FLASHLIGHT MOUNT UNDER FA1 JUMPSEAT WAS BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED FLASHLIGHT BRACKET AND INSTALLED FLASHLIGHT IAW CRJ-700 AMM 25-61-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 22,685 hrs · 16,615 cycles

ON FLIGHT 3808 THE CREW REPORTED THE EMERGENCY LIGHTS WERE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE EMERGENCY POWER SUPPLY UNITS 1, 2, 3, 4 IAW CRJ-700 AMM 33-51-17. SERIAL NUMBERS: 68205, 104837, 103166, AND 104935. PERFORMED OPERATIONAL TEST OF THE EPSUS 1, 2, 3, 4 IAW CRJ-700 AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PROXIMITY SWITCH — OUT OF ADJUST (EMERGENCY EXIT) · airframe 21,163 hrs · 15,582 cycles

ON FLIGHT 3743 THE LEFT EMERGENCY DOOR CAUTION MESSAGE CAME ON DURING THE TAKEOFF RUN. THE TAKEOFF WAS ABORTED. A MEL WAS ISSUED FOR THE LIGHT. ADJUSTED LEFT EMERGENCY DOOR PROXIMITY SWITCH IAW CRJ 700AMM 52-70-10. THE OPERATIONAL TEST WAS GOOD. NO PARTS WERE REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ELEVATOR — DAMAGED (RIGHT) · airframe 21,156 hrs · 1,557 cycles

ON FLIGHT 3850 THE CREW REPORTED A LIGHTNING STRIKE TO THE RIGHT ELEVATOR CAUSING LIGHTNING STIKE DAMAGE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED PER PART C OF EO CR-55MR-066 REVISION ONE. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SELECTOR VALVE — INOPERATIVE (NLG) · airframe 20,566 hrs · 15,231 cycles

ON FLIGHT 3869 THE CREW REPORTED THAT AFTER TAKEOFF THE LANDING GEAR FAILED TO RETRACT. THE CREW RECEIVED A MASTER CAUTION LANDING GEAR DISAGREE MESSAGE ON EICAS. THE CAPTAIN DECLARED AN EMERGECNY AND ELECTED TO RETURN TO ORD. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LANDING GEAR SELECTOR VALVE AND ADJUSTED THE STEERING VENTERING PROXIMITY SWITCH PX37. THE OPERATIONAL CHECK AND LEAK CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WIRE — BROKEN (CABIN) · airframe 20,201 hrs · 15,003 cycles

FOR FLIGHT 3542 DURING THE TAXI THE EMERGENCY EXIT SIGN AT THE SERVICE DOOR WAS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. TROUBLESHOT AND FOUND A BROKEN WIRE ON THE FORWARD SERVICE DOOR LIGHT, RE-SPLICED WIRE IAW CRJ WMM 20-16-00. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SKIN — GOUGED (FUSELAGE) · airframe 18,611 hrs · 13,953 cycles

DURING THE MAINTENANCE BASE VISIT FOUND THE AFT LOWER FUSELAGE SKIN AT FS 977 AND STRINGER 27 TO BE GOUGED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED GOUGES PER EO-CR-53MR-208. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FRAME — CRACKED (FUSELAGE) · airframe 18,611 hrs · 13,953 cycles

DURING THE MAINTENANCE BASE VISIT FOUND FRAME S280 ON THE LEFT SIDE TO BE CRACKED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEFT SIDE FRAME AT FRAME 280 IAW EO CR53MR-119R1. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SILL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 18,611 hrs · 13,953 cycles

DURING MAINTENANCE BASE VISIT FOUND THAT THE RIGHT FLOOR SILL TO BE CORRODED AT FRAMES 349 TO 364. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIR ACCOMPLISHED IAW EO CR35MR-180. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 18,543 hrs · 13,808 cycles

DURING PS-2 INSPECTION FOUND THE 4TH EMERGENCY CEILING LIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE BULB PER CRJ700 AMM 33-51-09. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STRUT — LOW (NLG) · airframe 18,281 hrs · 13,721 cycles

ON FLIGHT 4027 DURING TAKEOFF THE CREW REPORTED, RECEIVED A - STEERING INOP - MESSAGE. FIVE SECONDS AFTER THAT RECEIVED ED1 WARNING MESSAGE OF "GEAR DISAGREE". THE CREW DECLARED AN EMERGENCY AND RETURNED TO ORD LANDING WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. SERVICED THE NOSE GEAR STRUT IAW CRJ 700 AMM 12-12-32. PERFORMED OPERATIONAL TEST OF THE LANDING GEAR. NO DEFECTS NOTED. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SELECTOR VALVE — FAULTY (LANDING GEAR) · airframe 17,750 hrs · 13,313 cycles

ON FLIGHT 3570 DURING CLIMB THE CREW REPORTED RECEIVED A LANDING GEAR DISAGREE MESSAGE. THE GEAR WOULD NOT COME UP WHEN HANDLE WAS SELECTED IN THE UP POSITION. THE CREW ELECTED TO RETURN TO XNA AND LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE LANDING GEAR SELECTOR VALVE IAW CRJ700 AMM 32-32-10. OPERATIONAL CHECK GOOD IAW AMM 32-30-00-710-801. THE AIRCRAFT RETURNED TO SERVICE.

Part: PROXIMITY SENSOR — DIRTY (MLG) · airframe 17,484 hrs · 13,074 cycles

ON FLIGHT 3959 DURING THE APPROACH THE CREW REPORTED, PUT THE GEAR DOWN FOR LANDING , RECEIVED A RIGHT MAIN LANDING GEAR DISAGREEMENT LIGHT. AFTER EXECUTING A GO-AROUND AND DOING THE EMERGENCY CHECKLIST EVERYTHING LOOK NORMAL. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. INSPECTED LEFT AND RIGHT MAIN LANDING GEARS AND FOUND ALL DOWNLOCK PROXIMITY SWITCH SENSORS EXTREMELY DIRTY AND GRIMY. ALL SENSORS AND TARGETS WERE CLEANED. SUBSEQUENT OPERATIONAL TESTS OF LANDING GEAR EXTENSION/RETRACTION FUNCTION WERE SATISFACTORY WITH RETRACT AND EXTEND TIMES VERY WELL WITHIN ACCEPTABLE LIMITS AS PER CRJ MM 32-30-00. AIRCRAFT RETURNED TO SERVICE.

Part: SOCKET — DIRTY (EMERGENCY LIGHT) · airframe 16,594 hrs · 12,367 cycles

ON FLIGHT 4507, FLIGHT ATTENDANT REPORTED EMERGENCY LIGHTS AND SIGNS NOT WORKING. AIRCRAFT REMOVED FROM SERVICE. FOUND LEFT OVERWING EMERGENCY LIGHT SOCKET DIRTY. CLEANED IAW CMM 33-52-06. PERFORMED OPERATIONAL CHECK OF EMERGENCY LIGHTS IAW AMM 33-51-00. NO DEFECTS NOTED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SOCKET — DIRTY (EMERGENCY LIGHTS) · airframe 16,594 hrs · 12,367 cycles

FLT 4507, FLIGHT ATTENDANT REPORTED EMERGENCY LIGHTS AND SIGNS NOT WORKING. AIRCRAFT REMOVED FROM SERVICE. FOUND LEFT OVERWING EMERGENCY LIGHT SOCKET DIRTY. CLEANED IAW CMM 33-52-06. PERFORMED OPERATIONAL CHECK OF EMERGENCY LIGHTS IAW AMM 33-51-00. NO DEFECTS NOTED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: DAMPENER — MALFUNCTIONED · airframe 12,741 hrs · 9,536 cycles

SUBTLE YET NOTICEABLE UNCOMMENTED RIGHT YAW DURING FLIGHT WITH AUTO PILOT ON. AILERONS TRIED TO CORRECT. NO ENGINE TROUBLE. FELT AS THOUGH RUDDER WAS BEING PRESSED. FLT CONTROL SYNOPTIC PAGE REVEALED NOTHING ABNORMAL. CAUTION DISAPPEARED WHEN AUTO PILOT WAS TURNED OFF. YD2 INOP STATUS MSG CAME ON (WHILE TAXIING IN). ISSUED MEL 22-11. REMOVED AND REPLACED NR 2 YAW DAMPER IAW AMM 27-22-01. OPS CHECK GOOD MEL 22-11 IS RESTORED AIRCRAFT RETURN TO SERVICE.

Part: YAW DAMPER — MALFUNCTIONED · airframe 12,740 hrs · 9,536 cycles

ITEM-1 SUBTLE YET NOTICEABLE UNCOMMANDED RIGHT YAW DURING FLIGHT W/AUTO PILOT ON. AILERONS TRIED TO CORRECT. NO ENGINE TROUBLE. FELT AS THOUGH RUDDER WAS BEING PRESSED. FLT CONTROL SYNOPTIC PAGE REVEALED NOTHING ABNORMAL. CAUTION DISAPPEARED WHEN AUTO PILOT WAS TURNED OFF. ITEM-2. YD2 INOP STATUS MSG CAME ON (WHILE TAXIING IN) ON GROUND. ISSUED MEL 22-11.

Part: UNKNOWN — ODOR (CABIN)

FLT 3914 - ICT - DURING TAXI FLIGHT, ATTENDANT REPORTED STRONG BURNING ODOR IN CABIN THEN ODOR WAS REPORTED IN COCKPIT. PERFORMED VISUAL INSPECTION OF NR 2 ENGINE. PERFORMED POWER ASSURANCE RUN, FOUND TO BE WITHIN LIMITS. RAN BOTH ACMS WITH NO FOUL ODORS NOTED. ALL OPERATIONAL CHECKS GOOD. RETURNED AIRCRAFT TO SERVICE. (M)

Part: UNKNOWN — SMOKE (CABIN)

FLIGHT ATTENDANT SMELLED SMOKE, THERE WERE 4 FAILED APU STARTS ON AIRCRAFT BEFORE SMOKE ODOR. SUSPECT ATTEMPTED STARTS CAUSED THE ODOR. PERFORMED DETAILED INSPECTION OF AREA AND FOUND NO DEFECTS. PERFORMED FUNCTIONAL CHECK FLIGHT ON AIRCRAFT WITH NO ODOR DETECTED. AIRCRAFT RETURNED TO SERVICE. (M)

Part: ACTUATOR — FAILED (RUDDER)

RUDDER LIMITER MESSAGE DURING FLIGHT. REPLACED THE LT TRAVEL LIMITER ACTUATOR IAW AMM. OPERATIONAL CHECK GOOD. AC RETURNED TO SERVICE. (K)

Part: CHARGER — INOPERATIVE (EMERGENCY LIGHT)

EMERGENCY EXIT LOCATOR LIGHTS ABOVE THE GALLEY FOR THE PASSENGER DOOR AND SERVICE DOOR DO NOT ILLUMINATE. REPLACED NR 1 EMERGENCY LIGHT BATTERY AND CHARGER IAW AMM. OPERATIONAL CHECK GOOD IAW AMM. AC RETURNED TO SERVICE.

Part: BULB — INOPERATIVE (EMERGENCY LIGHT)

CREW REPORTED THE OVERHEAD REAR EMERGENCY LIGHT TO BE INOPERATIVE. MAINTENANCE REPLACED THE BULB. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.

Part: LINE — CRACKED (CTR FUEL TANK)

SGF - FLT 3802 - DURING CRUISE FLIGHT, CREW RECEIVED SEVERAL FUEL IMBALANCE MESSAGES THAT THEY WERE ABLE TO CORRECT. REPORTED THE CENTER WING TANK FILLING RAPIDLY. NO EMERGENCY WAS DECLARED. AIRCRAFT WAS LANDED WITH 4800 LBS IN THE CENTER TANK WITH FUEL VENTING FROM THE OVERFILL VENTS. MAINTENANCE FOUND A HOLE IN THE ENGINE FEED LINE IN THE CENTER WING TANK. LINE WAS REPLACED AND AIRCRAFT WAS FERRIED TO DFW FOR FURTHER INSPECTION OF THE CENTER TANK. NO OTHER CRACKS WERE FOUND AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: ACTUATOR — INOPERATIVE (RT WING SLAT)

BOI - FLT 3903 - DURING DESCENT WHEN FLAPS WERE LOWERED CREW RECEIVED A SLATS FAIL MESSAGE ON EICAS. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS LANDED WITH NO FURTHER INCIDENTS REPORTED. MAINTENANCE REMOVED AND REPLACED THE RIGHT SLAT ACTUATOR IAW CRJ MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)