N504AE

Part: WIRE HARNESS — UNSERVICEABLE (BRAKE OVERHEAT) · airframe 46,780 hrs · 35,297 cycles

BRAKE OVHT WARNING ON FINAL APPROACH.R OB INDICATED 20 AND FLUCTUATED BETWEEN 4 AND 20 MULTIPLE TIMES / REMOVED AND REPLACED RIGHT OUTBOARD BRAKE TEMP AND PROXIMITY SENSOR (MLG WOW) HARNESS ASSY IAW CRJ700 AMM 32-61-05-000/400-803-A01, PERFORMED MLG WOW PROXIMITY SENSOR ADJUSTMENT IAW CRJ700 AMM 32-61-05-820-803 AND OPERATIONAL TEST GOOD AT THIS TIME FOR FURTHER CONFIRMATION SWING ALL LANDING GEARS FIVE TIMES AND FOUND NO FAULT.

Part: BRACKET — CORRODED (UNKNOWN) · airframe 45,827 hrs · 34,483 cycles

RH RETRACT ACTUATOR BRACKET CORRODED BETWEEN INBD LOWER BUSHING LUGS. CORRECTIVE ACCTION: REMOVED AND REPLACED RH ACTUATOR BRACKET (P/N: 49120-12) IAW CRJ700 AMM 32-32-05.

Part: BRACKET — CORRODED (UNKNOWN) · airframe 45,827 hrs · 34,483 cycles

LH RETRACT ACTUATOR BRACKET CORRODED BETWEEN INBD LOWER BUSHINGS AND RETRACT ACT ANTI ROTATION LUG. CORRECTIVE ACTION: REPLACED LH MLG RETRATION ACTUATOR BRACKET (P/N: 49120-11) IAW CRJ700 AMM 32-32-05

Part: SENSOR — MALFUNCTIONED (RT WING TEMP) · airframe 43,055 hrs · 31,995 cycles

IN HOLDING OVER FILPZ, BOTH L AND R WING A/ICE CAUTION MSGS ILLUMINATED. WE RAN THE QRC/QRH AND BEGAN A RAPID DESCENT AT A HIGH INDICATED AIRSPEED TO MAINTAIN COMPRESSION AND FRICTION HEATING ON THE WINGS, ALSO DECLARING AN EMERGENCY WITH ATC. WE ALSO TURNED DIRECT TO KTYS, AS MAKING CLT AT A LOWER ALTITUDE FROM FILPZ WITH ALTERNATE RESERVES WAS NOW LEGALLY IMPOSSIBLE. I CALLED BACK TO THE FAS AND GAVE TEST ITEMS, INSTRUCTED NO BRACING SIGNAL, AND THEN MADE A PA TO THE PASSENGERS ABOUT WHERE WE WERE GOING AND WHY. INITIAL LEVEL OFF WAS AT 13000 FT, AND WE ASKED THE FAS AND DEADHEADING CREW IN THE AFT CABIN IF THERE WAS ANY RESIDUAL ICE ON THE WINGS AND THEY INDICATED THE WINGS WERE CLEAR. THE FLIGHT WAS THEN COMPLETED IN KTYS WITH NO FURTHER INCIDENTS AND THE EMERGENCY WAS CANCELLED UPON EXITING ICING CONDITIONS. REMOVED LH O/B AND I/B LEADING EDGE TEMPERATURE SENSORS, CLEANED, AND REINSTALLED SENSOR IAW CRJ700 AMM 30-12-06-000/400-801-A01 AND 30-12-08-000/400-801-A01. OPS CHECK GOOD.

Part: TRANSDUCER — FAULTED (HYD TEMP) · airframe 42,383 hrs · 31,373 cycles

CREW RECEIVED A HYD 2 HI TEMP CAUTION MESSAGE IN FLIGHT. THEY RAN THE QRH WHICH SPECIFIED THE NEED TO DIVERT TO THE NEAREST SUITABLE AIRPORT. THEY PROCEEDED TO DECLARE AN EMERGENCY AND DIVERT TO JAX. FLIGHT 9950 IS BEING SENT FROM CLT TO PICK UP THE REMAINING FLYING, AND MAINTENANCE IS SENDING A ROAD TRIP TO REPLACE THE TEMP SENSOR. NO FURTHER INFORMATION AT THIS TIME. / HYD 2 HI TEMP CAUTION IN FLIGHT. PERFORMED TROUBLESHOOTING OF HYD2 HI TEMP IAW CRJ700 FIM 29-11-00-810-808 DOWN TO HYD 2 RESERVOIR TEMP TRANSDUCER. REMOVED AND REPLACED TEMPERATURE TRANSDUCER IAW CRJ 700 AMM 29-36-03-000/400-801. TEMPERATURE FOR HYD 2 SYSTEM STAYED WITHIN LIMITS DURING ENGINE ON IDLE PER CRJ 700 FIM 29-11-00-810-808 STEPS 6(A). OPS CHECK GOOD AT THIS TIME, NO FURTHER DEFECTS NOTED, SEE PG 28 BLOCK 4 FOR FURTHER TROUBLESHOOTING. CONTINUED FROM PAGE 27 ITEM 3, CONTINUED TROUBLESHOOTING IAW CRJ700 FIM 29-11-00-810-808. REMOVED AND REPLACED HYD SYSTEM #2 RESERVOIR IAW CRJ700 AMM 29-11-32-000/400-801. OPS CHECK GOOD, NO FURTHER DEFECTS NOTED AT THIS TIME.

Part: BRACKET — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD DD4 BRACKET P/N 601R31902-461 CORRODED.

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE LH LOWER FS 879. FUSELAGE FAIRING SUPPORT STRAP TO BE CORRODED AND THE RH LOWER STRAP ALSO. INSTALLED NEW SERVICEABLE LH AND RH LOWER FS 879 FAIRING SUPPORT STRAP IAW CRJ 700 SRM 51-42-10-001-001-A01 AND 51-42-06-001-001-A01

Part: INTERCOSTAL — CORRODED (BS 985-1000) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

LH SILL AT LBL 45 BETWEEN FS 985.00 TO FS 1000.00 CORRODED. REPLACED WITH NEW SERVICEABLE INTERCOSTAL IAW EA 21-C7-53-249 REV IR DATED 03/26/2021.

Part: STRINGER — CORRODED (BS 280-319 S19L) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

VNAA2021051699956 IS A NEW IDENTIFIER FOR DUPLICATE VNAA2021051699921. STG 19R HAS MULTIPLE SPOTS OF CORROSION FROM FS 310.00 TO FS 319.00. CUT NEW STRINGER FOR INSTALL IAW CJR700 SRM 53-00-03-201-001-A01 AND INSTALLED STRINGER CLIPS 2 EACH IAW CRJ700 SRM 51-42-06-001-001-A01.

Part: SHEAR PANEL — CORRODED (BS 1088-1098) · airframe 42,344 hrs · 31,337 cycles

SHEAR PANEL UPPER SURFACE FS 1088.20 TO FS 1098.20 BETWEEN LBL 27 TO RBL 27 HAS SEVERAL SPOTS OF CORROSION.

Part: STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE FS 909 FUSELAGE FAIRING SUPPORT MID STRAP TO BE CORRODED. INSTALLED NEW SERVICEABLE FS 909 MID STRAP IAW CRJ700 SRM'S 51-42-06-001-001-A01 AND 51-42-10-001-001-A01.

Part: WEB — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD WEB IS CORRODED AT THE TOP, MARKED WITH TAPE, AROUND PANEL 832JL. LOCATED, DRILLED AND REPLACED PAX DOOR FWD WEB IAW CRJ700 SRM 51-42-06-001-001-A01 AND 51-40-11-001-001-A01, REV.38,

Part: ANGLE — CORRODED (BS 295-S19L) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

UPON PERFORMING SB670BA-52-041 REV H CLIP FOUND WITH EVALUATION, CORROSION AT FS295. STR 19L. (MM) M/A: 1. EVAL REQUIRED. WVAC 729 MTC 04/04/21 C/A: 1. UPON FURTHER EVAL PART FOUND TO BE EVALUATED 9 HAVING 100% MATERIAL LOSS, PART REQUIRES REPLACEMENT. M/A: 2. REMOVE CLIP. WVAC 729 MTC 04/04/21 C/A: 2. LOCATED, DRILLED AND INSTALLED NEW SERVICEABLE CLEAT AT FS295 STGR19L

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT 3RD FROM HINGE INTERCOSTAL P/N: 601R31902-317 IS CORRODED.

Part: ANGLE — CORRODED (WNG-BDY FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FWD WING TO FUSELAGE FAIRING ATTACH "T" IS CORRODED AND CRACKED. ATTACH "T" ANGLE IS BETWEEN FS629 AND FS661. LOCATED AND INSTALLED NEW ATTACH "T" ANGLE FS 661-629 IAW CRJ 700 SRM 51-42-06-001-001-A01,SRM 51-40-11-001-001-A01,SRM 51-42-15-001-001-A01 BLUEPRINT SH670-39063.

Part: STRINGER — CORRODED (BS 280-333 S26L) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

STGR 26L HAS MULTIPLE SPOTS OF CORROSION FROM FS 280-333. REPLACED STR 26L FROM FS 280 - FS 333, P/N: SH670-31634-15 IAW CRJ700 SRM 51-40-11-001-001-A01, 53-21-03-001-002-A01

Part: DOOR FRAME — CORRODED (BS 310) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD MID FRAME P/N: 601R318086-1 IS CORRODED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD DD4 INTERCOSTAL P/N 601R318093-1 CORRODED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD DD6 INTERCOSTAL P/N 601R31902-485 CORRODED.

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE FS 879.909 FUSELAGE FAIRING SUPPORT STRAP AT RBL 17 TO BE CORRODED. INSTALLED FUSELAGE FAIRING SUPPORT STRAP FROM FS 879-909 RBL 17 IAW CRJ 700 SRM 51-42-06-001-001-A01,SRM51-45-00-001-001-A01, SRM 51-42-06-001-001-A01.

Part: CLEAT — CORRODED (PAX DOOR FRAME) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR CLEAT AT INTERCOSTAL DD4 FWD IS CORRODED.

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE LH AND RH OB BL 40-45 FUSELAGE FAIRING LOWER SUPPORT CORRODED AT FS 847 FS 27-36. INSTALLED NEW STRAP IAW CRJ700 SRM'S 51-42-10-001-001-A01 AND 51-42-06-001-001-A01.

Part: FRAME — CORRODED (BS 310 S23R-26L) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FS 310.00 FRAME HAS MULTIPLE SPOTS OF CORROSION FROM STGR 23R TO 26L. REPLACED SECTION OF FRAME FS 310 STR, 23L-25R, P/N: SH670-31354-3S IAW CRJ700 BOMBARDIER REO 670-53-21-799, REV.A DATE 11/27/16.

Part: FORMER — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD FORMER IS CORRODED UNDER PANEL 832FL. LOCATE DRILL AND INSTALLED NEW FWD FORMER FROM PAX DOOR. FS311.75 P/N 601R318031-5 IAW CRJ700 SRM 51-40-11-001-001-A01 REV 38 DATAED JUL 25/2020.

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE LH BL 36 FUSELAGE FAIRING SUPPORT STRAP TO BE CORRODED FROM FS 847-879. INSTALLED NEW SREVICEABLE SUPPORT STRAP IAW CRJ 700 SRM'S 51-42-10-001-001-A01 AND 51-42-06-001-001-A01 AND 51-42-06-001-001-A01.

Part: FRAME — CORRODED (BS 319 S27R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FS319 FRAME HAS CORROSION AT STR 27 ATTACH FLANGE.

Part: SKIN — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR INNER SKIN IS CORRODED AROUND PANELS 832FL, 832DL, 832BL AND 832AB. LOCATED AND DRILLED NEW SERVICEABLE SKIN AND INSTALLED NUTPLATES IAW CRJ 700 SRM 51-40-11-001-001-A01,51-42-06-001-001-A01 AND 51-45-00-001-001-A01 REV 38 DATED JUL25/2020.

Part: FLOOR SUPPORT — CORRODED (BS 1000-1069) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

RBL 9 FLOORBEAM CORRODED ON UPPER FLANGE FROM FS 1000.00 TO FS 1069.75. INSTALLED FLOOR BEAM SEACTION IAW CRJ700 SRM 53-00-41-53-00-41-991-830, EA 21-C7-53-314, EA 21-C7-53-334 FS971-1074 RBL9

Part: STRINGER — CORRODED (BS 280-333 S25R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

STGR 25R HAS MULTIPLE SPOTS OF CORROSION FROM FS 280-333. REPLACED STR 25R FROM FS 280-333 P/N SH670-31212-2 IAW CRJ 700 SRM 51-40-11-001-001-A01,53-21-03-001-002-A01

Part: BULKHEAD WEB — CORRODED (BS 280) · airframe 42,344 hrs · 31,337 cycles

WHILE PERFORMING SB 670BA-53-041, JOB:21004445, OP:5090, STEP 30, PAGE 51. CORROSION WAS FOUND ON THE L/H LWR WEB AND REQUIRES REPAIR/REPLACEMENT.

Part: STRINGER — CORRODED (BS 310-333 S27R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

STRINGER 27 FS 310-333 FOUND TO BE CORRODED.

Part: FORMER — CORRODED (BS 329) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR LWR MID FORMER FS 329.41, P/N:601R318078-3 IS CORRODED.

Part: FLOORBEAM — CORRODED (BS 100-1070) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

RBL 9 FLOORBEAM CORRODED ON UPPER FLANGE FROM FS 1000.00 TO FS 1069.75.

Part: WEB — CRACKED (PAX DOOR) · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT WEB HAS MULTIPLE CRACKS.

Part: BRACKET — CORRODED (PAX DOOR FRAME) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR BRACKET AT INTERCOSTAL DD1 IS CORRODED.

Part: ATTACH ANGLE — CORRODED (WNG-BDY FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FWD WING TO FUSELAGE FAIRING ATTACH ANGLES AT FS661 ARE CORRODED AT ALL NUTPLATE LOCATIONS AND CHAFED TOP EDGES. REPLACED LH ATTACH ANGLE AT FS 661 FWD BELLY FAIRING IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE FS 879.909 FUSELAGE FAIRING SUPPORT STRAP AT LBL 17 TO BE CORRODED. INSTALLED NEW SREVICEABLE SUPPORT STRAP IAW CRJ 700 SRM'S 51-42-10-001-001-A01 AND 51-42-06-001-001-A01

Part: FRAME — CORRODED (BS 280 S24R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FS 280.00 CIRCUMFERENTIAL JOINT MULTIPLE SPOTS OF CORROSION BETWEEN STGR 24L AND 24R. REPAIRED PER EA 21-C7-53-252

Part: FLOORBEAM — CORRODED (BS 1031) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

APPROX FS 1031, LBL 9, WL 72.5, CARGO FLOORBEAM HAS SPOT OF LIGHT CORROSION. INSTALLED NEW SERVICEABLE BEAM LBL9 FROM FS 977 TO FS 1069 IAW CRJ 700 SRM 53-00-41-201-001-A01 FIGURE 53-00-41-991-830.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR LWR FWD INTERCOSTAL DD7A P/N:601R318083-1 IS CORRODED.

Part: INTERCOSTAL — CORRODED (BS 310-349 S20R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

INTERCOSTAL AT STR 20R HAS MULTIPLE SPOTS OF CORROSION FROM FS 310.00 TO FS 349.00. INSTALLED NEW INTERCOSTAL.

Part: STRINGER — CORRODED (BS 319-349) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

STG 18R HAS MULTIPLE SPOTS OF CORROSION FROM FS 319.00 TO FS 349.00. INSTALLED NEW STR 19R FS319-349 IAW CRJ700 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01.

Part: FLOORBEAM — CORRODED (CARGO) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

APPROX FS 1015, LBL 36, SILL WL 72.5 CARGO FLOORBEAM HAS 2 SPOT OF DEEP CORROSION APPROX 1/4" WITH AND 1/4" WIDTH AND 1/4" DEPTH. ALSO, APPROX FS 1031 LBL 36 WL 72.5 HAS 2 SPOTS OF DEEP CORROSION APPROX 1/4" DEPTH, 1/4" WIDTH. DRILLED UP AND INSTALLED NEW SERVICEABLE FLOOR BEAM SECTION IAW CRJ 700 SRM 51-40-11-001-001-A01

Part: STRINGER — CORRODED (BS 280-319 S19R) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

STG 19R HAS MULTIPLE SPOTS OF CORROSION FROM FS 310.00 TO FS 319.00. CUT NEW STRINGER FOR INSTALL IAW CJR700 SRM 53-00-03-201-001-A01 AND INSTALLED STRINGER CLIPS 2 EACH IAW CRJ700 SRM 51-42-06-001-001-A01.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR LWR MID INTERCOSTAL DD6 P/N:601R318057-1 IS CORRODED.

Part: CONTROL CABLE — DAMAGED (RT ELEVATOR) · airframe 42,344 hrs · 31,337 cycles

RH ELEVATOR CABLE CIRCUIT HAS NO TENSION VERIFIED SLIPPAGE AT ABLE BLOCK TORQUE STRAP BROKEN. REQUIRES DUAL RUN INSPECTION.

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE RH FSL 36 FUSELAGE FAIRING SUPPORT STRAP TO BE CORRODED FROM FS 847-879. INSTALLED NUTPLATES AND NEW STRAP AT FUS FAIRING SUPPORT FS 847.0 TO 879, RBL 36.0 IAW CRJ700 SRM 51-42-06-001-001-A01

Part: SUPPORT STRAP — CORRODED (FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE LH AND RH LOWER OB BL 40-45 FUSELAGE FAIRING SUPPORT STRAP TO BE CORRODED. INSTALLED NEW SERVICEABLE SUPPORT STRAP IAW CRJ700 SRM'S 51-42-10-001-001-A01 AND 51-42-06-001-001-A01

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD FRAME P/N: 601R318032-3 IS CORRODED.

Part: ANGLE — CRACKED (PAX DOOR) · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD CAP ANGLE AT STGR 18L FOUND CRACKED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR INTERCOSTAL CORRODED UNDER PANEL 832DR. LOCATED, DRILLED AND INSTALLED NEW INTERCOSTAL P/N 601R31802-317 IAW CRJ700 SRM 51-40-11-001-001-A01 REV 38 DATED JUL 25, 2020

Part: INTERCOSTAL — CORRODED (BS 310) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR INTERCOSTAL DD1 AFT IS CORRODED.

Part: SKIN — CORRODED (INTERNAL) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

INTERNAL SKIN CORRODED BETWEEN STGR 26L AND 26R FROM FS 677.00 TO 693.00. REPAIRED PER REO 670-53-31-630 AND REO 670-53-31-648

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD DD5 INTERCOSTAL P/N 601R318091-1 CORRODED.

Part: SUPPORT ANGLE — CORRODED (WNG-BDY FAIRING) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

FOUND THE AFT FUSELAGE FAIRING SUPPORT ANGLE AT FS 939 TO BE CORRODED AT THE CENTERLINE. INSTALLED NEW SERVICEABLE SUPPORT ANGLE IAW CRJ 700 SRM 51-42-06-001-001-A01.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT MID INTERCOSTAL DD2 P/N:601R318052-1 IS CORRODED.

Part: SUPPORT ANGLE — CORRODED (PX DOOR FRAME) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT FORMER SUPPORT ANGLE CORRODED.

Part: DOOR FRAME — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT FORMER IS CORRODED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR FWD DD3 INTERCOSTAL P/N 601R318054-1 CORRODED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR AFT MID INTERCOSTAL DD3 P/N: 601R3180055-1 IS CORRODED.

Part: INTERCOSTAL — CORRODED (PAX DOOR) · corrosion level 2 · airframe 42,344 hrs · 31,337 cycles

PAX DOOR LWR MID INTERCOSTAL DD4 P/N: 601R318081-1 IS CORRODED.

Part: WARNING MESSAGE — ILLUMINATED (CABIN PRESSURE) · airframe 42,047 hrs · 31,078 cycles

DURING CLIMBOUT, THE CREW RESCIEVED AND AUTO PRESSURIZATION FAIL MESSAGE, AND DIAGNOSED THAT THEY HAD LOST THEIR PRESSURIZATION CONTROLLER. THE FLIGHT RETURNED TO DEPARTURE. NO EMERGENCY WAS DECALRED, NOR WERE PASSENGERS TOLD TO BRACE

Part: PIN — PULLED (EMERGENCY LIGHT) · airframe 41,845 hrs · 30,894 cycles

EMERGENCY EXIT LIGHT OVER GALLEY SERVICE DOOR INOP.TROUBLESHOT AND FOUND PIN IN SPLICE PULLED OUT. REPLACED SPLICE. OPS CHECK GOOD.

Part: BATTERY — DISCHARGED (EMERGENCY LIGHTS) · airframe 41,844 hrs · 30,893 cycles

FWD EMER LIGHT ONLY REMAIN ON FOR APPROX 10 SEC AFTER A 30 MIN RECHARGE. R&R ALL 4 POWER SUPPLY BATTERIES. OPS CHECK GOOD. #1 P/N 2013-1A S/N 122903 TSN 11249 CSN 10266 TSI 661. #2 P/N 2013-1A S/N 82021 TSN 40067 CSN 33576 TSI 420. #3 P/N 2013-1A S/N 104882 TSN 20082 CSN 17521 TSI 508. #4 P/N 2013-1A S/N 84885 TSN 33207 CSN 32273 TSI 508.

Part: UNKNOWN — SMOKE (COCKPIT) · airframe 40,384 hrs · 29,626 cycles

IN FLIGHT CAPTAIN AND FO SAW AND SMELLED SMOKE FOR ABOUT 5 TO 10 SEC. NOTICED CBP1 D2 WAS POPPED RESET W/ MTX ON GROUND AND BREAKER POPPED AGAIN. C/W GVI OF CBP1 -D1 AND ASSOCIATED WIRING IAW CRJ 700 ESPM 20-25-00, NO DEFECTS NOTED. C/W OPS CHECK OF SSPC K101 IAW CRJ 700 AMM 24-03-05-710-801. OPS CHECKS GOOD.

Part: ACM — FAILED (RIGHT) · airframe 40,205 hrs · 29,456 cycles

BEFORE PUSHBACK THE CREW NOTICED A LARGE AMOUNT OF SMOKE IN THE CABIN WHILE THE AIRPLANE WAS PARKED. THEY DEPLANED THE PASSENGERS AND CALLED MAINTENANCE CONTROL. REMOVED AND REPLACED RH ACM IAW AMM 21-51-08-000/400-801-A01 OPS CHECKS GOOD.

Part: MANIFOLD — FAILED (NLG STEERING) · airframe 39,611 hrs · 28,927 cycles

STEERING INOP IN FLIGHT (NO INFORMATION AVAILABLE - NOT REPORTED) MX REPLACED NOSEWHEEL STEERING MANIFOLD. OPS AND LEAK CHECK GOOD.

Part: WARNING MESSAGE — FALSE ACTIVATION (NLG STEERING) · airframe 39,539 hrs · 28,856 cycles

AT ROTATION RECEIVED NOSE WHEEL STEERING INOP. RAN QRH AND IT DID NOT RESET. CAPTAIN CHOSE TO RETURN TO DEPARTURE DUE TO WX. EMERGENCY WAS DECLARED. PERFORMED OPS TEST OF NOSE WHEEL STEERING IAW AMM, OPS TESTED GOOD.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 38,543 hrs · 27,937 cycles

CREW REPORTED A NWS 'C' MSG IN FLT, THEY DECLARED AN EMERGENCY AND LANDED WITHOUT ISSUE. THE SYSTEM WAS RESET, OPS CHECKS GOOD.

Part: BULB — INOPERATIVE (EMERGENCY LIGHT) · airframe 37,257 hrs · 26,769 cycles

LAST OVERHEAD DOME EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED THE BULB IAW AMM 33-51-09. OP CHECKED GOOD. NO FURTHER FAULTS NOTED

Part: MANIFOLD — FAILED (NLG STEERING) · airframe 37,074 hrs · 26,639 cycles

STEERING INOPERATIVE CAUTION MESSAGE. REMOVED AND REPLACED THE STEERING MANIFOLD IAW AMM 32-51-50. OPS & LEAK CHECKED GOOD.

Part: CONTROLLER — FAILED (AFT) · airframe 37,044 hrs · 26,615 cycles

AFTER TAKEOFF WITH APU SUPPLING AIR TO THE LEFT PACK AND RIGHT PACK INOPERATIVE. THE BLEED SYSTEM DID NOT SWITCH OVER TO ENGINE BLEEDS. LEFT PACK NEVER CAME ON. NO STATUS , ADVISORY OR CAUTION MESSAGES CAME ON. TRIED TO CONFIGURE SYSTEM MANUAL BUT COULD NOT GET THE ENGINE BLEEDS TO THE LEFT PACK AND PRESSURIZE. FOUND MDC MESSAGE ACSCI FAIL, REMOVED AND REPLACED ACSC1 IAW AMM 21-61-04 OPS CHECK GOOD. PERFORMED OPS CHECK OF NR 1 PACK SYSTEM IAW AMM 21-51-00, OPS CHECKED GOOD.

Part: DRAIN — CRACKED (STATIC) · airframe 36,438 hrs · 26,143 cycles

NR 1 ADC FAILED ON LIFT OFF. CAPTAIN`S ALT FLAG, FOLLOWED BY IAS, THEN EFIS COMPUTER MONITOR CAUTION, FOLLOWED BY MACH TRIM CAUTION, AND RUDDER LIMIT FAULT STATUS. THEN L AND R FADEC FAULT 2 STATUS.-C/A-MDC MSG ADC 1 / NO OUTPUT #005846. PERFORMED P1 AND S1/S2 LEAK CHECK IAW 34-11-00-790-801/804 AND DUPLICATED ENTIRE DISCREPANCY WHEN APPLING ALTITUDE. FOUND STATIC LEAK AT ADC1 S1/S2 DRAIN CRACKED. R & R DRAIN IAW 34-11-15. PERFORMED LEAK CHECK AGAIN WITH WITH NONE OF THE PREVIOULY STATED FAULTS.

Part: ADC — FAILED (NR 1) · airframe 36,437 hrs · 26,142 cycles

MULTIPLE INSURMENTATION LOSS EFIS COMP MON ALT ALT. IAS, MACH TRIM (CAUTION MSG) LOSS OF FLIGHT DIRECTOR, FADEC FAULTS IMEMED IATLY AFTER T. OFF-C/A-REMOVED AND REPLACED #1 ADC IAW AMM 34-13-01-000-801 OPS CHECK SYSTEM IAW 34-13-01-740-801 ALL SYSTEM GOOD

Part: LINE — LEAKING (HYD SYSTEM) · airframe 36,302 hrs · 26,041 cycles

30 SECONDS AFTER GEAR HANDLE UP. LOST HYD 3 WITH A LOW PRESSURE GEAR DISAGREE. NOSE DOWN. BOTH MLG UP. RAN CHECKLIST FOR HYD 3. MANUALLY EXTENED GEAR, HYD 3 WAS 25%. HYD 3 35% BEFORE FLT, SERVICED BACK UP 48% HYD 3 NORMAL AT TAXI OUT. FOUND NOSE GEAR UP RETRACT ACTUATOR LINE LEAKING IN THE LT FWD NOSE AVIONICS BAY, JUST ABOVE THE LT WINDOW AND WINDSHIELD CONTROLLERS. REPAIRED IAW AMM 20-30-00. OPS CHECKED GOOD, NO LEAKS FOUND. GEAR SWINGS SATISFACTORY IAW AMM 29-10-00-710-802.

Part: PIN — DISCONNECTED (EMERGENCY LIGHT) · airframe 36,268 hrs · 26,013 cycles

EMERGENCY OVERHEAD LIGHT 3RD FROM FRONT INOP. FOUND A PIN DISCONNECTED FROM CONNECTOR. INSTALLED THE PIN IAW ESPM 20-16-00. OPS CHECKED GOOD IAW AMM 33-51-00-710-802.

Part: LIGHT — INOPERATIVE (EXIT SIGN) · airframe 35,036 hrs · 25,023 cycles

BULB OUT IN EMER EXIT SIGN AT LEFT OVERWING EXIT, FLOOR LEVEL. INSPECTED EMERGENCY LIGHTS. THEY ALL WORK. OPS CHECK GOOD. NO DAMAGE NOTED AT THIS TIME.

Part: UNKNOWN — ODOR (CABIN) · airframe 34,989 hrs · 24,986 cycles

ON APPROACH, FA SMELLED ELECTRICAL SMOKE FROM FORWARD CLOSET. CHECKED ALL COMPONENTS AND WIRING FOR A BURNING ODOR ON FWD CLOSET. VERIEFIED ALL LRU'S ARE OK FOR SERVICE, RELATED TO WIFI COMPONENTS ON FWD CLOSET. CHECKED AVIONICS COMPARTMENT FOR UNUSUAL ODORS AND DID NOT FIND ANY. INTERROGATED WIFI SYSTEM, NO DISCREPANCY FOUND. PERFORMED RETURN TO SERVICE OF WIFI IAW ETN-CR-46-001. DURING FCF FOUND NO EVIDENCE OF A ELECTRICAL SMOKE ODOR IN FWD CLOSET AND FWD GALLEY.

Part: SKIN — CORRODED (BS 295-310) · airframe 34,120 hrs · 24,252 cycles

SKIN CORRODED BETWEEN BS 295 & 310 AND STRINGERS 26-27L. REPAIRED PER ERS-CR-53MR-2372.

Part: SKIN — GOUGED (BS 969-985) · airframe 34,120 hrs · 24,252 cycles

FUSELAGE SKIN IS GOUGED BETWEEN BS 969 AND FS985.00 AT STRINGER 27. REPAIRED FUSELAGE SKIN IAW ERS-CR-53MR-2377.

Part: BEAM — DAMAGED (CARGO DOOR) · airframe 34,120 hrs · 24,252 cycles

OVERHEAD BEAM WHERE AFT BAGGAGE BAY DOOR CARGO NET ATTACHES HAS BEEN CUT BY FORWARD RECOIL CABLE. PERFORMED REPAIR ON OVER HEAD BEAM ABOVE AFT BAGGAGE BAY DOOR IAW ERS-CR-53MR-2376.

Part: FRAME — CORRODED (BS 295) · airframe 34,120 hrs · 24,252 cycles

FRAME AT BS 295 IS CORRODED BETWEEN STRINGERS 26L AND 26R. REPAIRED IAW ERS-CR-53MR-2370 AND REO 670-53-21-1281.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 34,120 hrs · 24,252 cycles

STR 26RT BETWEEN FS 295.00 AND FS 310.00 IS CORRODED IN SEVERAL SPOTS. COMPLETED INSTALLATION OF STRINGER 26R IAW SRM 51-42-06, AND SRM 51-42-20.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 34,120 hrs · 24,252 cycles

STR 26LT IS CORRODED BETWEEN FS 333.00 AND FS 349.00. REPAIRED IAW ERS-CR-53MR-2375.

Part: STRINGER — CORRODED (BS 333-349) · airframe 34,120 hrs · 24,252 cycles

STRINGER 26R IS CORRODED BETWEEN BS 333.00 AND 349. INSTALLED A NEW STRINGER IAW SRM 51-42-06.

Part: STRINGER SPLICE — CORRODED (BS 333) · airframe 34,120 hrs · 24,252 cycles

STRINGER SPLICE 26R AT BS 333 IS CORRODED. INSTALLED A NEW STRINGER SPLICE IAW SRM 51-42-06.

Part: BULKHEAD — CORRODED (BS 280) · airframe 34,120 hrs · 24,252 cycles

LEFT BULKHEAD ABOVE CROSSMEMBER AT BS 280 IS CORRODED. INSTALLED A REPAIR IAW SRM CH. 51-42-21.

Part: FLOORBEAM — CORRODED (BS 280) · airframe 34,120 hrs · 24,252 cycles

RIGHT SIDE OF CROSSMEMBER AT BS 280 IS CORRODED. INSTALLED RT OUTBD INERCOSTAL IAW SRM CH. 51-42-21.

Part: BULKHEAD — CORRODED (RH) · airframe 34,120 hrs · 24,252 cycles

RIGHT BULKHEAD ABOVE CROSSMEMBER AT BS 280 IS CORRODED. REPAIRED IAW PART B , EO-CR-53MR-174.

Part: PANEL — UNSECURE (CABIN) · airframe 33,339 hrs · 23,678 cycles

EMERGENCY LIGHTS PANEL OVER SERVICE DOOR IS FALLING DOWN. DEFERRED GALLEY CEILING PANEL PENDING. RESECURED PANEL IAW STANDARD MAINTENANCE PRACTICES.

Part: FITTING — CRACKED (PAX DOOR) · airframe 32,753 hrs · 23,249 cycles

WHILE PERFORMING SERVICE BULLETIN 670BA-53-040 REV C, FOUND PAX DOOR LINTEL, STRINGER 3, CRACKED. REPAIRED IAW SB 670BA-53-040 REV C & REO 670-53-21-493.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 31,966 hrs · 22,620 cycles

AT APPROX 10800, DURING CLIMB OUT PAX OUTER HDL CAUTION MSG POSTED PRESSURIZATION CLIMBING NORMAL, 20 SEC LATER PAX DOOR WARNING MSG POSTED ALONG WITH PROX SYS 1 STATUS MSG PRESSURIZATION STILL SEEMS NORMAL. RETURNED IAW EMER PROCEDURES. PERFORMED GVI OF PX107 & OPERATIONAL CHECK OF PAX DOOR IAW AMM 52-11-00. NO DEFECTS NOTED, PAX DOOR OPERATION & INDICATIONS NORMAL.

Part: UNKNOWN — MALFUNCTIONED (ANTI-ICE SYSTEM) · airframe 30,983 hrs · 21,869 cycles

WING OVERHEAT WARNING COMPLIED WITH CL, WARNING WENT AWAY. RETURNED DUE TO ICING. REF ITEM 1 THIS LOG PAGE FOR ACTION TAKEN. IAW FIM TASK 30-12-00-810-802 PERFORMED OPERATIONS CHECK OF WING ANTI-ICE CONTROL & INDICATING SYS IAW MM 30-12-00, NO FAULT MSGS NOTED AT THIS TIME. OPERATIONS CHECKED GOOD. TROUBLE SHOT IAW FIM TASK 30-12-06-810-804. REINSTALLED SPLICES OF RT INBD WING ANTI-ICE TEMP SENSOR IAW SPWM 20-40-00 & MM 30-12-06. CLEANED SLAT SKIN & REAPPLIED THERMAL COMPOUND AT RT WING ANTI-ICE TEMP SENSOR IAW MM 30-12-06. OPERATIONS CHECK OF WING ANTI-ICE CONTROL & INDICATING SYS GOOD IAW MM 30-12-00.

Part: PSEU — FAULTY (LANDING GEAR) · airframe 30,652 hrs · 21,625 cycles

ABORTED TAKEOFF AT 70 KTS FOR GLD UNSAFE CAUTION. TRANSFERRED TO NRWC 504-XNA-01979. R & R PSEU IAW AMM 32-61-01. OPERATIONS CHECKED GOOD IAW AMM 32-61-00.

Part: CRADLE — BROKEN (FLASHLIGHT) · airframe 29,862 hrs · 20,986 cycles

CAPTAIN`S FLASHLIGHT HOLDER FOUND BROKEN. REMOVED AND REPLACED THE FLASHLIGHT HOLDER IAW AMM 25-61-02.

Part: ACM — MALFUNCTIONED (AC BAY) · airframe 29,833 hrs · 20,963 cycles

RIGHT PACK AUTO FAIL PACK TEMP 99C & CAN'T BE REDUCED. MANUAL MODE UNRESPONSIVE. BURNING SMELL IN CABIN. R & R RT ACM IAW AMM 21-51-08. LEAK & OPERATIONS CHECKED GOOD.

Part: UNKNOWN — ABNORMAL (AC BAY) · airframe 29,818 hrs · 20,950 cycles

RIGHT PACK AUTO FAIL PACK TEMP 99C & CAN’T BE REDUCED. MANUAL MODE UNRESPONSIVE BURNING SMELL IN CABIN. ITEM DEFERRED IAW MEL 21-13.

Part: SKIN — DAMAGED (TE FLAP) · airframe 30,288 hrs · 21,315 cycles

LEFT INBD FLAP ASSEMBLY HAS ELONGATED HOLE IN SKIN. REPAIRED FLAP IAW ERS-CR-57MR-263.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 29,292 hrs · 20,544 cycles

LAVATORY CEILING LIGHT IS OUT. R & R BULB IN AFT CTR CEILING EMER LIGHT IAW AMM 33-51-09. OPERATIONS CHECKED GOOD IAW AMM 33-51-00.

Part: BATTERY PACK — DISCHARGED (E&E BAY) · airframe 29,262 hrs · 20,529 cycles

EMERGENCY LIGHTS WILL NOT COME ON WITH FLIGHT ATTENDANT OR COCKPIT SWITCH, BOTH SWITCHES WERE OFF WHEN CREW ARRIVED. FOUND TO BE EMER LIGHTS DISCHARGED DEFER IAW MEL 33-32. R & R EPSU BATTERY PACK AT FWD AVIONICS BAY IAW AMM 33-51-17. OPERATIONS CHECKED GOOD MEL ITEM RESTORED.

Part: BALLAST — FAULTY (CABIN) · airframe 29,173 hrs · 20,475 cycles

PASSENGERS & FLIGHT ATTENDANT REPORTED STRONG BURNING ODOR IN CABIN BY ROWS 6 - 8. FOUND SIDEWALL LIGHT BALLAST ABOVE ROW 7AB BURNT. R & R BALLAST IAW AMM 33-21-03. OPERATIONS CHECKED GOOD, NO DEFECTS NOTED AT THIS TIME IAW FIM 21-22-00.

Part: FLASHLIGHT — DEFECTIVE (CABIN) · airframe 28,994 hrs · 20,339 cycles

FLIGHT ATTENDANT`S 1 FLASH LIGHT CHARGING IN CRADLE BUT BATTERY RUNS OUT QUICK. R & R FLASH LIGHT & CRADLE ASSEMBLY IAW AMM 25-60-102. OPERATIONS CHECKED GOOD.

Part: LIGHT — INOPERATIVE (EXIT SIGN) · airframe 28,846 hrs · 20,229 cycles

RIGHT LOWER EMERGENCY EXIT SIGN LIGHT, OVERWING, INOPERATIVE IN CABIN. RE LAMPED RT LOWER EMERGENCY EXIT SIGN LIGHT BULB IAW AMM 33-51-05. OPERATIONS CHECKED GOOD AT THIS TIME.

Part: RETAINER — CRACKED (EQUIP DOOR) · airframe 28,492 hrs · 19,990 cycles

AFT EQUIPMENT DOOR 311BB IS CRACKED AT THE AFT LT CORNER. R & R LT SEAL RETAINER IAW CRJ SRM 51-42-06. PAINTED AFT EQUIPMENT DOOR 311BB IAW SRM 51-25-16.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 28,492 hrs · 19,990 cycles

DURING 3C INSPECTION FOUND RT SIDE OF FLOORBEAM FS 280 HAS 1 CRACK APPROXIMATELY 2 INCHES IN LENGTH ON THE FWD SIDE OF THE VERTICAL FLANGE. LEFT SIDE HAS 2 CRACKS APPROXIMATELY 2.5 INCHES IN LENGTH. 1 CRACK IS OTBD OF LBL 9.00 ON THE TOP FLANGE. THE 2ND CRACK IS ON THE FWD SIDE OF THE VERTICAL FLANGE INBD OF LBL 9.00. INSTALLED INBD & OTBD FLOOR SUPPORTS IAW SRM 51-42-20.

Part: SHELF — CRACKED (E&E BAY) · airframe 28,492 hrs · 19,990 cycles

LT FWD EQUIPMENT COMPARTMENT FLOOR SHELF CRACKED APPROXIMATELY 1/4 INCH IN LENGTH. COMPLIED WITH REPAIR OF LT FWD EQUIPMENT COMPARTMENT FLOOR SHELF IAW ETN CR 53-099.

Part: SHELF — CRACKED (E&E BAY) · airframe 28,492 hrs · 19,990 cycles

RT FWD EQUIPMENT COMPARTMENT FLOOR SHELF CRACKED APPROXIMATELY 3/8 INCH IN LENGTH. COMPLIED WITH REPAIR ON RT FWD EQUIPMENT COMPARTMENT FLOOR SHELF IAW ETN CR-53-099.

Part: BRACKET — CRACKED (FUSELAGE) · airframe 28,492 hrs · 19,990 cycles

T BRACKET ON AFT SIDE OF FLOORBEAM FS 280 AT LBL 9.00 HAS A 1.5 INCH CRACK. FABRICATED BRACKET IAW EO CR-53EP-115, INSTALLED IAW SRM 51-40-06.

Part: BRACKET — CRACKED (FUSELAGE) · airframe 28,492 hrs · 19,990 cycles

T BRACKET ON AFT SIDE OF FLOORBEAM FS280 AT RBL 9.00 HAS A 1.5 INCH CRACK. FABRICATED BRACKET IAW EO CR-53EP-115 INSTALLED IAW SRM 51-40-06.

Part: CONTROL CABLE — BROKEN (AILERON) · airframe 28,492 hrs · 19,990 cycles

AILERON AUTOPILOT CABLE HAS BROKEN STRANDS AT THE SERVO MOTOR DRUM. R & R AILERON AUTOPILOT CABLE IAW AMM 27-11-00. REFER TO NON-ROUTINE E367248 FOR OPERATIONS CHECK OF AILERON SERVO.

Part: WIRE — BROKEN (CABIN) · airframe 28,492 hrs · 19,990 cycles

WIRE BROKEN OFF ON FWD EMERGENCY POWER SUPPLY WIRE BUNDLE, FWD AVIONICS CRAWL SPACE. REPAIRED BROKEN WIRE IAW ESPM 20-44-17 & COMPLIED WITH OPERATIONAL TEST OF THE EMERGENCY LIGHTS. OPERATIONS CHECKED CHECKED OK IAW CRJ AMM 33-51-00-710-802 .

Part: FLASHLIGHT — INOPERATIVE (COCKPIT) · airframe 28,253 hrs · 19,832 cycles

FOUND FIRST OFFICER`S EMERGENCY FLASHLIGHT SWITCH INOPERATIVE. R & R FIRST OFFICER`S EMERGENCY FLASHLIGHT ASSEMBLY IAW AMM 25-61-02, OPERATIONS CHECKED GOOD.

Part: HOLDER — BROKEN (FLASHLIGHT) · airframe 28,092 hrs · 19,733 cycles

FLIGHT ATTENDANT`S FWD FLASHLIGHT HOLDER BROKEN. R & R FWD FLIGHT ATTENDANT`S FLASHLIGHT HOLDER IAW CRJ-700 AMM 25-61-02. OPERATIONS CHECKED GOOD.

Part: LIGHT — DEFECTIVE (CABIN) · airframe 27,999 hrs · 19,672 cycles

EMERGENCY LIGHT DS156 ABOVE FLIGHT ATTENDANT FLASHLIGHT IS DIM. REPLACED BURNT BULBS IAW DS156, OPERATIONS TESTED OK IAW CRJ AMM 33-51-00.

Part: LIGHT — LOOSE (CABIN) · airframe 26,307 hrs · 18,591 cycles

ON FLIGHT 3812 THE CREW REPORTED A PORTION OF THE FLOOR TRACK EMERGENCY LIGHTING STRIP CAME LOOSE. THE AIRCRAFT WAS REMOVED FROM SERVICE. RE-SECURED EMERGENCY STRIP AS REQUIRED. NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FRAME — CHAFED (FUSELAGE) · airframe 26,025 hrs · 18,413 cycles

DURING MAINTENANCE INSPECTION FOUND CHAFE DAMAGE TO FRAME 1144.00-IAW EO CR-5300-321 PTB. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLIED WITH REPAIR ORDER EO CR-53MR-321 PT B. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 25,973 hrs · 18,376 cycles

ON FLIGHT 4654 THE CREW REPORTED THE EMERGENCY LIGHTS WOULD NOT COME ON. THE AIRCRAFT WAS REMOVED FROM SERVICE. RAN APU TO CHARGE EMERGENCY LIGHT PER CMM 33-51-22. THE LIGHT CHECK WAS GOOD AT THIS TIME. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SELECTOR VALVE — INOPERATIVE (MLG) · airframe 25,944 hrs · 18,357 cycles

FLIGHT 3776, CREW REPORTED THAT DURING APPROACH, WHEN GEAR LEVER MOVED TO THE DOWN POSTION, NOTHING HAPPENDED AND RECEIVED A GEAR DISAGREE MESSAGE. NO WIND NOISE FROM NOSE AREA OR INDICATION ON ED1. EXAMINED THE HYDRAULIC SYNOPTIC PAGE AND ALL SYSTEM RESERVOIRS AND PUMPS WERE INDICATING NORMAL. RECYCLED GEAR WITH NO CHANGE. BROKE OFF APPROACH AND DECLARED AN EMERGENCY. RAN ALL APPROPRIATE EMERGENCY CHECK LISTS. MLG CAME DOWN USING MANUAL RELEASE SYSTEM. RETURNED FOR AN UNEVENTFUL LANDING. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE IAW AMM 32-32-10. PERFORMED EXTENSION / RETRACTION IAW AMM 32-30-00. PERFORMED OPS CHECK OF NOSE WHEEL STEERING IAW AMM 32-51-00. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FLASHLIGHT — BROKEN (COCKPIT) · airframe 25,510 hrs · 18,099 cycles

ON FLIGHT 3686 THE CREW REPORTED THE FIRST OFFICER’S FLASHLIGHT WAS BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FIRST OFFICER’S FLASHLIGHT. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HOLDER — BROKEN (FLASHLIGHT) · airframe 25,397 hrs · 18,038 cycles

ON FLIGHT 3718 THE CREW REPORTED THE FLIGHT ATTENDANT’S FLASHLIGHT HOLDER IS BROKEN. IT WILL NOT HOLD IT IN CHARGE POSITION. DEFERRED PER MEL 25-15 AUTH # 120150M-C. "M PROCEDURE C/W". REMOVED AND REPLACED THE FORWARD FLIGHT ATTENDANT FLASHLIGHT HOLDER IAW CRJ AMM 25-61-02. MEL RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (CABIN) · airframe 24,908 hrs · 17,745 cycles

ON FLIGHT 3840 APPROX 10 MINUTES INTO THE FLIGHT THE NR 1 & NR 2 FLIGHT ATTENDANT’S REPORTED A BURNING ODOR COMING FROM THE REAR OF THE AIRCRAFT. THEY REPORTED IT SMELLED LIKE BURING WOOD, NO ACTUAL SMOKE WAS VISBILE. THE CREW DECLARED AN EMERGENCY AND RETURNED TO ORD. CRASH, FIRE AND RESCUE WERE DISPATCHED. THE AIRCRAFT LANDED WITHOUT INCIDENT AND CFR FOLLOWED THEM TO THE GATE. THE FIRE CREW INSPECTED THE AIRCRAFT INSIDE AND OUT AND COULD NOT LOCATE THE SOURCE OF THE ODOR. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED VISUAL CHECK OF LAV (BEHIND MIRROR & TRASH BIN & UNDER SINK) PERFORMED OPS TEST OF RECIRCULATION FANS IAW CRJ-700 M/M 21-22-10 AND OPS CHECK PASS COMP LIGHTS IAW CRJ-700 M/M 33-21-00. PERFORMED OPERATIONAL TEST OF AIR COND DIST SYSTEM IAW CRJ-700 M/M 21-51-00. RAN PACKS FOR 1 HOUR ON APU AND THEN 25 MIN ON ENGINE. NO SMOKE SMELL NOTED. THE FUNCTIONAL FLIGHT CHECK WAS FOUND SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — INOPERATIVE (CABIN) · airframe 24,858 hrs · 17,711 cycles

ON FLIGHT 3724 THE CREW REPORTED THE FORWARD FLIGHT ATTENDANT FLASHLIGHT WAS NOT WORKING. REMOVED AND REPLACED THE FORWARD FLIGHT ATTENDANT FLASHLIGHT IAW AMM 25-61-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: TRU — FAULTY (NR 1) · airframe 24,683 hrs · 17,596 cycles

ON FLIGHT 4644 THE CREW REPORTED A STRONG ELECTRICAL SMELL IN GALLEY, COCKPIT AND NOSEWHEEL WELL. TROUBLESHOT AND ODOR FOUND TO BE COMING FROM ESS TRU 1 DEACTIVATED AND DEFERRED MEL. REMOVED AND REPLACED THE ESS TRU NR 1 IAW AMM 24-31-01. THE OPERATIONAL CHECK WAS GOOD. MEL RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BULB — LOOSE (FLASHLIGHT) · airframe 24,316 hrs · 17,352 cycles

ON FLIGHT ,THE CREW REPORTED THE NR 1 FLIGHT ATTENDANT'S FLASHLIGHT WAS INOPERATIVE. AIRCRAFT REMOVED FROM SERVICE. INSPECTED AND FOUND FLASHLIGHT BULB NOT PROPERLY SEATED. RESEATED BULB. FLASHLIGHT OPERATES NORMALLY PER AMM 25-61-00. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BULB — INOPERATIVE (EMERGENCY LIGHTS) · airframe 24,300 hrs · 17,343 cycles

FLIGHT 3893, CREW REPORTED EMERGENCY EXIT LIGHTS BURNED OUT ON EMERGENCY EXIT SIGN ON RIGHT SIDE FLOOR AT OVERWING EMERGENCY EXIT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY LIGHT EMERGENCY EXIT SIGN DS177 BULBS IAW AMM 33-51-05. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FLOOR SUPPORT — CORRODED (BS 280-310) · airframe 24,286 hrs · 17,334 cycles

DURING 2C CHECK, FOUND RIGHT FORWARD FLOOR SUPPORT BETWEEN FS 280.00 AND FS 310.00 TO BE CORRODED. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED FORWARD RIGHT FLOOR SUPPORT IAW SRM 51-40-06. AIRCRAFT RETURN TO SERVICE

Part: LAMP — INOPERATIVE (EMERGENCY LIGHTS) · airframe 24,229 hrs · 17,297 cycles

DURING PS-1 CHECK, FOUND THE NR 2 CEILING EMERGENCY LIGHT BULB INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LIGHT BULB IAW CRJ AMM 33-51-09. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 24,016 hrs · 17,162 cycles

ON FLIGHT 3712 THE CREW REPORTED THE CEILING LIGHTS EMERGENCY LIGHTS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY LIGHTS BULBS FORWARD AND AFT OF EXIT IAW AMM 20-41-00. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (FLASHLIGHT) · airframe 23,063 hrs · 16,559 cycles

ON FLIGHT 3860 THE CREW REPORTED THE CAPTAINS FLASHLIGHT WAS DIM. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE RECHARGEABLE BATTERY ON THE CAPTAINS FLASHLIGHT. THE OPERATIONAL CHECK WAS NORMAL PER CRJ 700 MM 33-50-01. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLAP — DAMAGED (RT WING) · airframe 22,985 hrs · 16,510 cycles

DURING MAINTENANCE BASE VISIT FOUND THE RIGHT T/E DAMAGED BY A PROTRUDING SCREW. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLIED WITH CR-57MR-120. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — INOPERATIVE (CABIN) · airframe 23,065 hrs · 16,561 cycles

DURING MAINTENANCE INSPECTION FOUND THE EMERGENCY FLASHLIGHT AT GALLEY FAILS TO ILLUMINATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPLACED FLASHLIGHT ASSEMBLY IAW AMM 25-61-02-400-801-A02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 22,443 hrs · 16,178 cycles

ON FLIGHT 3854 THE CREW FOUND THE NR 5 CEILING EMERGENCY LIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 5 CEILING BULB IAW CRJ 700 AMM 33-51-09. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FIRE LOOP — FAULTY (COWLING) · airframe 22,090 hrs · 15,957 cycles

FOR FLIGHT 3752 THE CREW REPORTED, RECEIVED A FIRE SYSTEM FAULT STATUS MESSAGE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FIRE LOOPS A, AND B UNDER AFT CORE COWL IAW CRJ AMM 26-11-11, ALSO REMOVED AND REPLACED THE UPPER AND LOWER FIRE LOOP "B" IAW CRJ AMM 26-11-01, AND 26-11-03. PARTS NUMBERS: FOR A--2280267, FOR B-- 22402820, FOR FIRE LOOPS (2) 26010782. THE OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HOLDER — BROKEN (FLASHLIGHT) · airframe 21,570 hrs · 15,615 cycles

ON FLIGHT 3710 THE CREW REPORTED THE FORWARD FLIGHT ATTENDANT EMERGENCY FLASHLIGHT HOLDER BROKEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FORWARD FLIGHT ATTENDANT EMERGENCY FLASHLIGHT AND CRADLE ASSEMBLY IAW CRJ-700 AMM 25-61-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FAN — FAILED (COCKPIT) · airframe 21,427 hrs · 15,509 cycles

FOR FLIGHT 3712 THE CAPTAIN STATED WHEN HE BROUGHT THE AIRCRAFT IN HE HAD NO PROBLEMS. HE REPORTED HE LEFT THE AIRCRAFT THEN RETURNED LATER AND THERE WAS A BURNING SMELL IN COCKPIT. NO PASSENGERS WERE ON BOARD. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 2 DISPLAY SUPPLY FAN PER CRJ MM 21-24-12. THE OPERATIONAL CHECK WAS GOOD. THE ELECTRICAL ODOR WAS GONE. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BULB — INOPERATIVE (EXTERIOR) · airframe 21,344 hrs · 15,461 cycles

FOR FLIGHT 3712 DURING PREFLIGHT INSPECTION FOUND THE LEFT EXTERNAL EMERGENCY LIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEFT EXTERNAL EMERGENCY LIGHT BULB. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WHEEL — INOPERATIVE (COCKPIT) · airframe 20,160 hrs · 14,694 cycles

ON FLIGHT 3709 UPON GEAR RETRACT AFTER TAKEOFF THE CREW REPORTED, RECEIVED A STEER INOPERABLE CAUTION MESSAGE ON EICAS. THE CREW PERFORMED THE AIRCRAFT OPERATION MANUAL PROCEDURES. THE CAPTAIN DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED HAND WHEEL IAW CRJ AMM 32-51-01. THE NOSE LANDING GEAR STEERING SYSTEM OPERATIONAL TEST WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ACTUATOR — FAILED (LE SLAT) · airframe 19,882 hrs · 14,529 cycles

ON FLIGHT 3876 THE CREW REPORTED THAT DURING THE APPROACH TO ORD SELECTED FLAP SLAT SELECTOR TO POSITION 1 AND GOT SLATS FAIL MESSAGE ON EICAS. THE CAPTAIN DECLARED AN EMERGENCY. CRASH, FIRE AND RESCUE WERE CALLED. THE AIRCRAFT LANDED SAFELY WITHOUT INCIDENT. THE AIRCRAFT TAXIED TO GATE ON OWN POWER. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 1 SLAT ACTUATOR AT TRACK 3-3 RIGHT SIDE IAW CRJ-700AMM 27-81-09. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ACTUATOR — FAILED (LE SLAT) · airframe 19,873 hrs · 14,523 cycles

ON FLIGHT 9800 THE CREW REPORTED, RECEIVED A SLAT FAIL CAUTION MESSAGE. THE SLATS FAILED TO OPEN. THE CREW FOLLOWED AIRCRAFT OPERATING MANUAL PROCEDURES AND THE CAPTAIN DECLARED AN EMERGENCY. THE AIRCRAFT LANDED WITHOUT INCIDENT. HAD A ZERO SLAT LANDING. THE AIRCRAFT WAS REMOVED FROM SERVICE. INSPECTED AND FOUND THE LEFT SLAT ACTUATOR TRIP INDICATOR WOULD NOT RESET AT TRACK 1-1. REMOVED AND REPLACED THE SLAT ACTUATOR AT TRACK 1-1 IAW CRJ-MM 27-81-09. THE OPERATIONAL CHECK OF THE FLAPS AND SLAT SYSTEM WERE GOOD. REFERENCE NON ROUTINE WORK CARDS 504-ORD-00216, 504-ORD-00217, AND 504-ORD-00218. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: RESERVOIR — LEAKING (HYDRAULIC SYS) · airframe 19,870 hrs · 14,522 cycles

ON FLIGHT 3805 THE CREW REPORTED FLUID LOSS IN FLIGHT. THE CREW RECEIVED A MESSAGE THAT HYDRAULIC SYSTEM NR 3 WENT TO 0 PERCENT HOWEVER DISPLAYED 10 PERCENT ON THE GROUND. ALSO RECEIVED A SLAT FAIL MESSAGE. THE CAPTAIN DECLARED AN EMERGENCY AND LANDED SAFELY WITHOUT INCIDENT. THE SLATS WERE ZERO ON LANDING. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE HYDRAULIC RESERVOIR IAW CRJ 700 29-12-30. ALSO PERFORMED AN OPERATIONAL CHECK ON NR 3 A & B SYSTEM IAW 29-10-00. THE SYSTEM WAS WORKING NORMAL. PERFORMED LEAK CHECK AND NO LEAK AT THIS TIME. PERFORMED DETAILED INSPECTION OF SLAT INTERCONNECT IAW CRJ 700 AMM 27-81-00. NO DAMAGE NOTED AND PERFORMED SELF TEST OF THE SLAT FLAP ELECTRONIC CONTROL UNIT IAW CRJ 700 AMM 27-51-05 AND NO FAULT FOUND SLAT AND FLAPS WORKING NORMAL. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HANDLE — OUT OF POSITION (LANDING GEAR) · airframe 19,825 hrs · 14,495 cycles

ON FLIGHT 3712 DURING TAKEOFF THE CREW REPORTED, RECEIVED A GEAR DISAGREE WARNING. ALL GEARS SHOWED DOWN WHILE WHOLE HANDLE WAS UP. THE CAPTAIN DECLARED AN EMERGENCY AND RETURNED TO ORD. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. WHILE TROUBLESHOOTING FOUND THE LANDING GEAR MANUAL RELEASE HANDLE NOT IN THE FULLY STOWED POSITION. STOWED THE MANUAL LANDING-GEAR HANDLE IAW CRJ 700 AMM 32-34-00. PERFORMED SEVERAL EXTENSION/ RETRACTION OF LANDING GEARS IAW CRJ 700 AM M 32-30-00. NO PARTS REMOVED OR REPLACED. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: HYDRAULIC LINE — LEAKING (HYDRAULIC SYS) · airframe 19,825 hrs · 14,494 cycles

ON FLIGHT 4649 DURING CRUISE THE CREW REPORTED AT FLIGHT LEVEL 320 EICAS INDICATED HYDRAULIC 3 LOW PRESSURE AND BRAKE PRESSURE CAUTION MESSAGES. HYDRAULIC PAGE INDICATED HYDRAULIC 3 FLUID QUANTITY 5 PERCENT ONLY AND NO PRESSURE IN THE LINES PSI BELOW 1800 PSI. THE CAPTAIN DECLARED AN EMERGENCY AND FOLLOWED THE AIRCRAFT OPERATIONS MANUAL. THE CAPTAIN ELECTED TO DIVERT TO ORD. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 HYDRAULIC PUMP PRESSURE LINE AND 90 DEGREE ELBOW FITTING IAW CRJ 700 AMM 20-22-00-910-801 AND CRJ 700 AMM 20-30-00-910-812 RESPECTIVELY. REMOVED AND REPLACED THE NR 3 HYDRAULIC SYSTEM PRESSURE MANIFOLD FILTER ELEMENT IAW CRJ 700 AMM 29-12-15-000-801. SERVICED HYDRAULIC SYSTEM 3 RESERVOIR IAW CRJ 700 AMM 12-12-29-611-802. PERFORMED OPERATIONAL TEST OF NR 3 SYSTEM IAW CRJ 700 AMM. ELBOW PART NUMBER B0302127-6 AND TUBE ASSEMBLY PART NUMBER SH670-75792-1. LEAK AND OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (EXIT SIGN) · airframe 19,220 hrs · 14,097 cycles

DURING FLIGHT 3450 THE CREW NOTICED THE EMERGENCY EXIT SIGN APPEARS TO HAVE BURNED OUT LIGHT BULBS. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED LEFT OVERWING EXIT SIGN IAW CRJ AMM 33-51-05. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CROSSBEAM — DAMAGED (FUSELAGE) · airframe 18,668 hrs · 13,720 cycles

DURING MAINTENANCE BASE VISIT FOUND THE JIG FOR FRAME 517 HAS AN INCORRECT HOLE DRILLED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED IAW AEA EO CR-53MR-217. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SILL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 18,530 hrs · 13,618 cycles

DURING MAINTENANCE BASE VISIT FOUND THE RIGHT FLOOR SILL HAS CORROSION BETWEEN FRAME 280 AND FRAME 319. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED CORROSION BETWEEN FRAME 280 AND FRAME 319 IAW EO-CR-MR-171. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 18,530 hrs · 13,618 cycles

DURING MAINTENANCE BASE VISIT FOUND FRAME 280 FLOORBEAM TO BE CORRODED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED FRAME 280 FLOORBEAM PER EO CR-53MR-134R1. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — BROKEN (CABIN) · airframe 17,717 hrs · 13,022 cycles

DURING INSPECTION FOUND THAT THE FORWARD CABIN FLASHLIGHT ASSEMBLY HAS A BROKEN TAB. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FORWARD CABIN FLASHLIGHT ASSEMBLY. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PSEU — MALFUNCTIONED (MLG) · airframe 13,506 hrs · 9,818 cycles

ON FLIGHT 3757 CREW REPORTED DURING CLIMB-OUT AFTER COMMANDING LANDING GEAR RETRACTION VIA THE LANDING GEAR CONTROL HANDLE. THE EICAS WARNING MESSAGE GEAR DISAGREE WARNING MSG ILLUMINATED ALONG WITH A NOISE FROM THE NOSE GEAR AREA. CREW FOLLOWED AOM PROCEDURES AND ELECTED TO RETURN TO DFW. AFTER 2 TOWER FLYBYS TO CONFIRM THE SAFETY OF THE LANDING GEAR. TOWER CHECK GOOD. AIRCRAFT LANDED SAFELY AND WAS TOWED TO THE GATE WITHOUT FURTHER INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED PSEU IAW CRJ 700 AMM 32-61-01OPS CHECK PERFORMED GEAR SWING IAW CRJ 700 AMM 32-30-00 GEAR SWING CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: PSEU — MALFUNCTIONED (MLG) · airframe 13,477 hrs · 9,795 cycles

ON FLIGHT 3847, CREW REPORTED GEAR DISAGREE WARNING WITH LANDING GEAR HANDLE UP NOSE INDICATED SAFE, BOTH MAINS DID NOT. AIRCRAFT REMOVED FROM SERVICE. REPLACED MPSEU PER MM 37-61-01. OPERATION CHECK GOOD SEE. AIRCRAFT RETURNED TO SERVICE.

Part: LINE — CRACKED (HYD SYSTEM) · airframe 13,276 hrs · 9,657 cycles

ON FLIGHT 3626 CREW REPORTED DURING CRUISE THE NUMBER 3 HYDRAULIC SYSTEM DROPPED TO 5 PERCENT QUANTITY AND 0 PSI. CREW DECLARE AN EMERGENCY AND DIVERTING TO OKC DUE TO WEATHER IN DFW. AIRCRAFT REMOVED FROM SERVICE. FOUND NUMBER 3A HYDRAULIC PUMP PRESS LINE CRACKED REPLACED LINE WITH TEMP FLEX LINE AND ISSUED TDMI FOR 450 FLIGHT HOURS. AIRCRAFT RETURNED TO SERVICE.

Part: ACM — SMOKE (LEFT) · airframe 12,370 hrs · 8,992 cycles

DURING CROSS BLEED START OF RIGHT ENGINE, CABIN AND COCKPIT FILLED WITH SMOKE. SMOKE CLEARED AFTER ENGINE ABORT AND SHUT OF LEFT PACK. ISSUED MEL 21-12 LT PACK. REMOVED AND REPLACED LEFT AIR CYCLE MACHINE IAW CRJ700/900 AMM 21-51-08. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: FLOORBEAM — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,750 hrs · 8,575 cycles

STATION 280 FLOORBEAM CRACKED AND CORRODED. REMOVED AND REPLACED FLOOR BEAM IAW CRJ REO 670-53-11-240. AIRCRAFT RETURNED TO SERVICE.

Part: BULKHEAD — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,750 hrs · 8,575 cycles

RIGHT FLIGHT DECK BULKHEAD WEB FOUND CORRODED. REPAIRED WEB IAW CRJ REPAIR STATEMENT REO0670-53-11-240, ITEMS 1 THROUGH 8. AIRCRAFT RETURNED TO SERVICE.

Part: FLOORBEAM — CRACKED (ZONE 100) · airframe 11,750 hrs · 8,575 cycles

LEFT CENTER FLOORBEAM T-FITTING AT STATION 280 CRACKED. REPAIRED IAW CRJ REPAIR STATEMENT REO 670-53-11-045. RETURNED AIRCRAFT TO SERVICE.

Part: OVERHEAT SENSOR — FAILED (BRAKE) · airframe 11,674 hrs · 8,531 cycles

NUMBER THREE BRAKE OVERTEMP INDICATION, ABORTED TAKEOFF. REMOVED AND REPLACED NUMBER THREE BRAKE ASSEMBLY AND BRAKE SENSOR IAW AMERICAN EAGLE WORKCARD 32-007 AND 32-000. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.

Part: UNKNOWN — UNKNOWN (PITCH FEEL) · airframe 11,039 hrs · 8,110 cycles

RECEIVED PITCH FEEL CAUTION MESSAGE, EMERGENCY DECLARED. PERFORMED OPERATIONAL TEST OF PITCH FEEL SYSTEM IAW EMB AMM TASK 27-31-00-710-802-A01 AND EMB FIM TASK 27-41-00-810-805-A01 WITH NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.

Part: RELIEF VALVE — FAULTY (NLG STEERING) · airframe 10,333 hrs · 7,675 cycles

NOSE WHEEL STEERING FAIL MESSAGE IN FLIGHT AT 31,000 FEET. REMOVED AND REPLACED NR 3 BALANCE RELIEF VALVE IAW AMM 29-12-05. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE

Part: UNKNOWN — NOISY · airframe 10,298 hrs · 7,650 cycles

LOUD WHISTLING NOISE WAS EVIDENT ON CLIMB-OUT. FOUND GPU DOOR OPEN. SECURED DOOR AND FOUND NO EVIDENCE DAMAGE, RETURNED AIRCRAFT TO SERVICE.

Part: LIGHT — MALFUNCTIONED (CABIN)

IND - FLT 4343 - CABIN EMERGENCY LIGHT INOPERATIVE. PERFORMED OPERATIONAL CHECK OF EMERGENCY LIGHT AND NO FAULTS NOTED. RETURNED AIRCRAFT TO SERVICE. (M)

Part: TRANSDUCER — FAILED (WHEEL SPEED)

DFW - FLT 3835 - ON TAKEOFF, ANTI-SKID INBOARD CAUTION MESSAGE CAME ON. RAI RIGHT INBOARD WHEEL SPEED TRANSDUCER IAW CRJ700 AMM 32-44-01, OPS CHECK GOOD. RETURNED AIRCRAFT TO SERVICE. (M)

Part: DOOR — SEPARATED (RT MLG)

RIGHT MAIN GEAR DOOR DEPARTED AIRCRAFT CAUSING DAMAGE TO FLAP AND FUSELAGE IN ADJACENT AREA, DISCOVERED DURING POST FLIGHT INSPECTION. MAINTENANCE REPLACED THE RIGHT MLG DOOR IAW CRJ MM. OPERATIONAL CHECK WAS SATISFACTORY AND AIRCRAFT WAS RETURNED TO SERVICE AFTER FLAP AND FUSELAGE DAMAGE WAS REPAIRED. (M)

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

DFW - FLT 3650 - AFT EMERGENCY FLOOR LIGHTS INOPERATIVE. R & R AFT BATTERY PACK. (M)

Part: VALVE — INOPERATIVE (LT WING)

HOU - FLT 3812 - CREW REPORTED A LEFT BLEED DUCT WARNING AFTER TAKEOFF. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS RETURNED TO HOU. THE BLEED SELECTED MESSAGE WENT OUT. MAINTENANCE REMOVED AND REPLACED THE LEFT WING ANTI-ICE VALVE IAW CRJ MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT)

HOU - FLT 3812 - CREW REPORTED A LEFT BLEED DUCT WARNING AFTER TAKEOFF. CREW DECLARED AN EMERGENCY AND RETURNED TO HOU WITH NO FURTHER INCIDENTS NOTED. BLEED SELECTED MESSAGE LATER WENT OUT. MAINTENANCE REMOVED AND REPLACED THE LEFT WING ANTI-ICE VALVE IAW CRJ MM. OP CHECK AS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: CONNECTOR — DIRTY (NR 1 BLEED)

DFW - FLT 3873 - SHORTLY AFTER TAKEOFF CREW REPORTED A NR 1 BLEED LEAK WARNING. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS RETURNED TO DFW AND LANDED WITH NO FURTHER INCIDENTS. MAINTENANCE COULD NOT DUPLICATE DISCREPANCY. A LEAK CHECK ON THE BLEED DUCTS FOUND NO DEFECTS. THE LOOP CONNECTION WERE CLEANED AND AN OPERATIONAL CHECK WAS COMPLIED WITH AND NO DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: TUBE — CRACKED (CENTER TANK)

STL - FLT 3400 - IN CRUISE FLIGHT, FUEL QTY STARTED TO INCREASE IN THE CENTER TANK, WHILE LEFT WING TANK STARTED TO DECREASE. CREATING A 600 LB IMBALANCE IN THE WING TANKS. REMOVED AND INSTALLED TUBE ASSEMBLY IN LEFT CENTER FUEL TANK. OPS CHECK GOOD IAW CRJ 700 AMM 28-21-15. (M)