N518AE

Part: MANIFOLD — FAULTED (NLG STEERING) · airframe 45,336 hrs · 35,584 cycles

STEERING INOP CAUTION MESSAGE AFTER GEAR RETRACTION / REMOVED AND REPLACED #3 HYDRAULIC SYSTEM PUMP PRESSURE SWITCHES IAW CRJ 700 AMM 29ˆ’34ˆ’01ˆ’000/400ˆ’802. OPS CHECK AND LEAK CHECK GOOD. REMOVED AND INSTALLED NOSE WHEEL STEERING MANIFOLD IAW CRJ 700 AMM 32-51-50-000/400-801. OPS CHECK GOOD AT THIS TIME. LEAK CHECK GOOD.

Part: NONE — CRACKED (200) · airframe 42,936 hrs · 33,447 cycles

L WINDOW CRACKED IN FLIGHT ALONG WITH ARCING AT LOWER EDGE / REMOVED AND REPLACED L/H CAPT WINDOW IAW CRJ 700 AMM 56-12-01-000/400-801-A01-PSA REV D UP TO PG 7 STEP 28. PERFORMED RESISTANCE CHECK BETWEEN TEMPERATURE SENSORS PRIOR TO INSTALL. (S1-S2)-299OHMS, (S3-S4)-297OHMS AND (S5-S6)-288OHMS. RESISTANCE BETWEEN HEATER POWER TERMINALS (P1ANDP2)-9OHMS. STEP 29 TO CLOSE OUT NEEDS TO BE COMPLIED WITH. C/W INSTALLATION OF L/H CAPT. WINDOW I.A.W. CRJ700 AMM 56-12-01-400-801-A01-PSA STEPS 4.A.(29) TO CLOSE OUT. PERFORMED LEAK & PRESSURIZATION CK I.A.W. CRJ700 AMM 21-50-00-862-801-A02.

Part: HAND RAIL — CORRODED · airframe 42,479 hrs · 33,044 cycles

EXFOLIATION CORROSION FOUND ON RH UPPER DOOR HANDRAIL MOUNT / PERFORMED LPI OF ALL CUT LINES AND EDGES PER REO 670-52-11-848 STEP 2 IAW CRJ NDT 51-20-008-230. NO DEFECTS NOTED. COMPLIED WITH REO 670-52-11-848, REPAIR TO PAX DOOR (PHASE IV) STAIR FWD & AFT SIDE PANELS.

Part: UNKNOWN — ODOR (CABIN) · airframe 39,728 hrs · 30,633 cycles

CREW REPORTED AN NOXIOUS FUMES/ODOR IN THE CABIN WHEN SHUTTING DOWN THE ENGINE AND STARTING THE APU. MAINTENANCE NOTIFIED AND STATION PERSONNEL ALSO REPORTED SMELLING A STRANGE ODOR ON THE AIRCRAFT. MAINTENANCE HAS BEEN NOTIFIED AND WILL INSPECT THE AIRCRAFT IN THE MORNING WHEN A CREW IS AVAILABLE TO RUN THE ENGINES. NO PASSENGER/CREW ISSUES REPORTED. PERFORMED ENGINE DRY OUT PROCEDURE IAW CRJ700 AMM 72-00-00-100-803-A01-PSA STEPS 6-20. COULD NOT REPRODUCE ANY ODORS INSIDE OR OUTSIDE OF AIRCRAFT. AIRCRAFT REQUIRES OCF DUE TO SUSPICIOUS ODOR. NO SUSPICIOUS ODOR DETECTED.

Part: WINDSHIELD — CRACKED (COCKPIT) · airframe 39,411 hrs · 30,347 cycles

ON APPROACH INTO CLT THE RT SIDE WINDSHIELD CRACKED. REMOVED AND REPLACED RT SIDE WINDSHIELD, IAW CRJ700 AMM 56-11-01-400-801. OPERATIONS CHECK AND LEAK CHECK GOOD.

Part: WIRE HARNESS — FAILED (NLG STEERING) · airframe 39,034 hrs · 29,995 cycles

WHILE ARRIVING IN CLT FLIGHT 5334 RECEIVED A NOSE STEERING INOP CAUTION MESSAGE. CREW DECLARED EMERGENCY AND LANDED SAFELY IN CLT. CREW THEN DID A SYSTEM RESET WITH MX AND WAS ABLE TO TAXI TO THE GATE WITH NO FURTHER ISSUES. R&R STEERING WIRING HARNESS ASSY, OPS CHECK GOOD. (P/N: 52501-5 / S/N: SPP100673)

Part: WARNING MESSAGE — FALSE ACTIVATION (NLG STEERING) · airframe 39,016 hrs · 29,978 cycles

STEERING INOP CAUTION MSG ON FINAL, FULLY CONFIGURED FOR LANDING. PERFORMED OPERATION TEST OF NWS. OPS CHECK GOOD AT THIS TIME

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 38,830 hrs · 29,812 cycles

CURVED EXIT SIGN ON RT SIDE OF CABIN OVER THE MOUSTACHE CURTAIN WILL NOT ILLUMINATE. MX REMOVED AND REPLACED NR 2 EPSU BATTERY PACK IAW AMM. OPS CHECKS GOOD AT THIS TIME.

Part: STRINGER — CORRODED (BS 1031-1047) · corrosion level 2 · airframe 37,660 hrs · 28,800 cycles

STR 26R BETWEEN FS 1031 AND FS 1047 IS CORRODED. EVALUATED AREA FS 1031-FS 1047 STR STRINGER FOUND TO BE OUT OF LIMITS IAW CRJ 700 SRM 53-61-03-101-003-A01. STR 26 REQUIRES REPAIR IAW CRJ 700 SRM 53-00-03-201-001-A01. 2. REPAIRED STRINGER 26R IAW CRJ 700 SRM 53-00-03-201-001-A01. REMOVED MIX MANIFOLD FOR ACCESS IAW CRJ 700 AMM 21-22-06-000-801-A01. INSTALLED NEW MIX MANIFOLD IAW CRJ 700 AMM TASK 21-22-06-400-801-A01. REMOVED AFT STORAGE TANK FOR ACCESS IAW CRJ 700 AMM TASK 38-12-01-000-801-A01. INSTALLED AFT STORAGE TANK IAW CRJ 700 AMM 38-12-01-400-801-A01. REMOVED FLOORBEAM CHANNEL FS 1070 BTW LBL AND RBL 9 IAW CRJ 700 SRM 51-41-02-001-001-A01. REINSTALLED FLOORBEAM CHANNEL CROSSBEAM IAW CRJ 700 AMM 53-61-4

Part: WINDSHIELD — CRACKED (COCKPIT) · airframe 37,322 hrs · 28,238 cycles

ON APPROACH INTO PHL, AT FL060 CA'S WINSHIELD SHATTERED. UNKOWN CAUSE. EMERGENCY DECLARED AND TRUCKS ROLLED. CABIN DID NOT BRACE. FLIGHT LANDED ON RWY 27R WITHOUT FURTHER INCIDENT AND WAS ABLE TO TAXI TO THE GATE UNDER OWN POWER. MX REPLACED CAPT WINDSHIELD. LEAK CHECK GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 39,922 hrs · 30,011 cycles

EMERGENCY FLOOD LIGHT ABOVE ROWS 13 & 14 INOP. R/R EMERG CEILING FLOOD LIGHT IAW AMM 33-51-09-000/400-801. OPS CK GOOD.

Part: WARNING MESSAGE — ILLUMINATED (MLG) · airframe 35,778 hrs · 27,128 cycles

AFTER T/O, CREW REPORTED A GEAR DISAGREE, LANDED WITHOUT ISSUE. ORF REPLACED THE GEAR SELECTOR VALVE.

Part: FITTING — LOOSE (HYDRAULIC SYS) · airframe 35,560 hrs · 26,940 cycles

DURING APPROACH THE CREW RECEIVED A NOSE WHEEL STEERING MSG. AS A PRECAUTION THEY DECLARED AN EMERGENCY WITH CLT ATC. TRUCKS ROLLED. THE AIRCRAFT LANDED SAFELY AND WAS ABLE TO TAXI TO THE GATE ON ITS OWN POWER. SYS 3 LINE LEAKING. TIGHTENED FITTING.

Part: STRUT — LOW (NLG) · airframe 35,573 hrs · 26,955 cycles

AFTER TAKEOFF THE NLG WOULD NOT RETRACT / GEAR DISAGREE. THE AIRCRAFT RETURNED TO FIELD AND MAINTENANCE COMPLETED A FULL SERVICE OF NLG STRUT. OPS CHECK GOOD.

Part: PSEU — FAULTY (NLG) · airframe 35,546 hrs · 36,925 cycles

AFTER TAKEOFF THE NLG WILL NOT RETRACT. THE AIRCRAFT RETURNED TO FIELD AND MAINTENANCE REPLACED THE PSEU OPS GOOD.

Part: FLOOR SUPPORT — CORRODED (NOT REPORTED) · corrosion level 2 · airframe 34,522 hrs · 25,986 cycles

PAX DOOR LOWER FLOOR SUPPORT WAS CORRODED. DRILLED, AND LOCATED A NEW FLOOR SUPPORT IAW SRM 51-40-11-001-001-A01.

Part: FRAME — CORRODED (BS 645) · corrosion level 2 · airframe 34,522 hrs · 25,986 cycles

FRAME WAS CORRODED AT BS 645, BETWEEN STRINGER 26L AND 26R. COMPLIED WITH REO 670-53-31-437.

Part: CROSSBEAM — CORRODED (BS 280) · corrosion level 2 · airframe 34,522 hrs · 25,986 cycles

BS 280 CROSSBEAM WAS CORRODED AND CRACKED, BETWEEN LBL 12 AND RBL 12. PERFORMED SB 670BA-53-041.

Part: ANGLE — CORRODED (BS 280 FLOORBEAM) · corrosion level 2 · airframe 34,522 hrs · 25,986 cycles

BS 280 FLOORBEAM FWD SUPPORT ANGLE WAS CORRODED. PERFORMED SB 670BA-53-041.

Part: ANGLE — CRACKED (BS 280 FLOORBEAM) · airframe 34,522 hrs · 25,986 cycles

BS 280 FLOORBEAM LBL 9 - RBL 9 OTBD ANGLE WAS CRACKED. PERFORMED SB 670BA-53-041.

Part: STRAP — CHAFED (BS 349 FRAME) · airframe 34,522 hrs · 25,986 cycles

INNER UPPER FRAME STRAP AT BS 349, STRINGER 3L WAS CHAFED. .025 INCH DEEP AT THE TOP AFT FASTENER. THE LOCK FASTENER HEAD IS ALSO CHAFED. REMOVED DAMAGED INNER UPPER FRAME STRAP IAW SEM 51-42-21-001-001-A01, LOCATED, DRILLED, AND INSTALLED A NEW STRAP IAW SRM 51-40-11-001-001-A01, SRM 51-42-21-001-001-A01.

Part: WARNING SYSTEM — FALSE ACTIVATION (COCKPIT) · airframe 34,202 hrs · 25,691 cycles

DURING APPROACH THE CREW RECEIVED AN IB FLT SPLRS/IB SPLRONS CAUTION MSG. THEY DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. TRUCKS ROLLED. A/C TAXIED TO GATE WHERE MX MET THEM FOR A SUCCESSFUL SYSTEM RESET.

Part: ELECTRONIC UNIT — FAULTED (MLG PROX SENSOR) · airframe 32,034 hrs · 23,709 cycles

GEAR DISAGREE WARNING MESSAGE. REMOVED AND REPLACED THE PROXIMITY SENSOR ELECTRONICS UNIT.

Part: SELECTOR — INOPERATIVE (MLG) · airframe 32,034 hrs · 23,709 cycles

GEAR DISAGREE WARNING MESSAGE. REMOVED AND REPLACED THE LANDING GEAR SELECTOR.

Part: WARNING MESSAGE — ILLUMINATED (MLG) · airframe 32,031 hrs · 23,705 cycles

GEAR DISAGREE MESSAGE IN FLIGHT.

Part: WARNING MESSAGE — ILLUMINATED (MLG) · airframe 32,025 hrs · 23,697 cycles

GEAR DISAGREE WARNING MESSAGE ON CLIMB OUT.

Part: SELECTOR VALVE — MALFUNCTIONED (LANDING GEAR) · airframe 32,011 hrs · 23,684 cycles

GEAR DISAGREE WARNING WITH NOSEWHEEL THUMPING. REMOVED AND REPLACED THE MAIN LANDING GEAR SELECTOR VALVE.

Part: BAFFLE — UNSECURE (TRANS COWL) · airframe 31,918 hrs · 23,607 cycles

FOUR INCHES OF TRANS COWL BAFFLE HANGING OUT OF THE LEFT ENGINE COWLING. REMOVED BAFFLING AND PERFORMED REO 670-54-21-1044.

Part: SENSOR — OUT OF ADJUST (SERVICE DOOR) · airframe 31,899 hrs · 23,595 cycles

SERVICE DOOR CAUTION MESSAGE DURING CLIMB OUT. ADJUSTED SENSOR PX38.

Part: COVER — LOOSE (CABIN) · airframe 31,700 hrs · 23,359 cycles

PLASTIC FLOOR SEAT TRACK COVER ON SEAT 15 AC WILL NOT STAY SECURED. RESECURED SEAT TRACK.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 31,209 hrs · 22,903 cycles

FORWARD AND AFT OVERHEAD EMERGENCY LIGHTS INOPERABLE. MAINTENANCE INSPECTED, RELAMPED FORWARD AND AFT OVERHEAD EMERGENCY LIGHTS AND PERFORMED CHECKS IAW THE AMM. THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: FLOORBEAM — CORRODED (BS 280) · airframe 30,979 hrs · 22,674 cycles

RIGHT HAND FLOORBEAM ANGLE AT FS 280 CORRODED. MAINTENANCE REMOVED AND REPLACED FLOORBEAM ANGLE AND PERFORMED CHECKS IAW THE AMM. THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SKIN — CHAFED (FUSELAGE) · airframe 30,979 hrs · 22,674 cycles

MAINTENANCE DISCOVERED OUTER SKIN AT FS 985 WAS CHAFED FROM CONTACT WITH BELLY FAIRING. THE SKIN WAS REPAIRED IAW REO 670-53-00290, REVISION D.

Part: WEB — CORRODED (FUSELAGE) · corrosion level 2 · airframe 30,979 hrs · 22,674 cycles

FS 280 RT AND LT WEBS CORRODED. MAINTENANCE REPAIRED FS 280 RT AND LT WEBS IAW THE AMM. THE AIRCRAFT CONTINUES HEAVY CHECK MAINTENANCE.

Part: CROSSBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 30,979 hrs · 22,674 cycles

FS 280 CROSSBEAM HAS CORROSION. MAINTENANCE R & R FS 280, RT AND LT CROSSBEAM IAW THE AMM. THE ACFT CONTINUES HEAVY CHECK MAINTENANCE.

Part: ANGLE — CORRODED (FUSELAGE) · corrosion level 2 · airframe 30,979 hrs · 22,674 cycles

FS 280 FORWARD J-ANGLE CORRODED AROUND CAMLOCK RECEPTACLE. MAINTENANCE R & R FS 280.00 FORWARD J-ANGLE IAW THE AMM. THE ACFT CONTINUES HEAVY CHECK MAINTENANCE.

Part: FRAME — CORRODED (BS 280) · corrosion level 2 · airframe 30,979 hrs · 22,674 cycles

BS 280 RIGHT AND LEFT FLIGHT DECK CUTOUTS CORRODED. MAINTENANCE REPLACED GUSSETS, ANGLES AND REMOVED SURFACE CORROSION IAW THE AMM. T

Part: CONTROLLER — MALFUNCTIONED (RT A/C PACK) · airframe 29,941 hrs · 21,696 cycles

CREW REPORTED RT PACK CAUTION MESSAGE ILLUMINATED IN FLIGHT, CREW RETURNED TO FIELD. MAINTENANCE TROUBLESHOT, SWAPPED AIR-CONDITIONING SYS CONTROLLERS AND PERFORMED CHECKS IAW THE AMM. ACFT RELEASED FOR SERVICE.

Part: POSITION SENSOR — FAILED (SLAT SYSTEM) · airframe 29,746 hrs · 21,508 cycles

CREW REPORTED OVERSPEED WARNING AT 230 KTS WITH SLATS AND FLAPS AT ZERO DEGREES. CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT, R & R RT SLAT BRAKE POSITION SENSOR UNIT AND PERFORMED CHECKS IAW AMM. ACFT RELEASED FOR SERVICE.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

MAIN AVIONICS COMPARTMENT STRINGER 26R IS CORRODED, BETWEEN FS 333 & 349. COMPLETED INSTALLATION OF LT FS 280.00 CROSSBEAM IAW SRM 53-11-41.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

MAIN AVIONICS COMPARTMENT UNDERFLOOR STRINGER 26RT IS CORRODED, BETWEEN FS 319.70 & FS 333.00. COMPLIED WITH R & R STRINGER 26R IAW SRM 51-42--06.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

MAIN AVIONICS COMPARTMENT UNDERFLOOR, STRINGER 25RT IS CORRODED, BETWEEN FS 319.70 & FS 333.00. R & R MAIN AVIONICS COMPARTMENT UNDERFLOOR, STRINGER 25RT IAW SRM 51-42-06.

Part: FAIRING — CRACKED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

WHEEL BIN FAIRING IN FORWARD SECTION OF THE LEFT MAIN LANDING GEAR WHEEL WELL IS CRACKED 1 INCH. R & R FAIRING LOCATED IN THE LEFT MAIN LANDING GEAR WHEEL WELL IAW AMM 53-83-85.

Part: STRUCTURE — CRACKED (TRANS COWL) · airframe 29,090 hrs · 20,917 cycles

RIGHT LOWER TRANS COWL OTBD JOINT EXTRUSION IS CRACKED. R & R RT LOWER TRANS COWL OTBD JOINT EXTRUSION IAW ETN-CR-54-015R1.

Part: FAIRING — CRACKED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

WHEEL BIN FAIRING IN FORWARD SECTION OF RIGHT MAIN LANDING GEAR WHEEL WELL IS CRACKED 3/8 OF AN INCH & ATTACHING NUTPLATE IS LOOSE. R & R FAIRING IN THE RIGHT MAIN LANDING GEAR WHEEL WELL IAW AMM 53-83-85.

Part: ATTACH ANGLE — CRACKED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

ATTACH ANGLE ON THE FWD SIDE OF THE LT COCKPIT BULKHEAD ATTACHING TO THE FLOORBEAM AT FS 280.00 IS CRACKED, APPROX .500 INCHES, LOCATED BETWEEN LBL 18.00 & 27.00. INSTALLED NEW ATTACH ANGLE ON FWD SIDE OF BULKHEAD AT FS 280.00, BETWEEN LBL 18.00 & 27.00 IAW SRM 51-42-06.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

FLOORBEAM AT FS 280.00 IS CRACKED, APPROX 1" ON UPPER FLANGE, OTBD OF RBL 9.00. COMPLETED INSTALLATION OF RT FS 280.00 CROSSBEAM IAW SRM 51-42-21.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 29,090 hrs · 20,917 cycles

FLOORBEAM AT FS 280.00 IS CRACKED, APPROX 2 " ON UPPER FLANGE OTBD OF LBL 9.00. COMPLETED INSTALLATION OF LT FS 280.00 CROSSBEAM IAW SRM 51-42-21.

Part: LIGHT — INOPERATIVE (EXTERIOR) · airframe 28,984 hrs · 20,825 cycles

LEFT AFT EXTERIOR EMER LIGHT INOPERATIVE. LT AFT EXTERIOR EMER LIGHT DEFERRED. REPLACED LAMP IN LT AFT EXTERIOR EMER LIGHT ASSEMBLY IAW AMM 33-51-15. OPERATIONS CHECKED OK. MEL RESTORED.

Part: LIGHT — INOPERATIVE (EXTERIOR) · airframe 28,984 hrs · 20,825 cycles

LEFT FWD EXTERIOR EMER LIGHT INOPERATIVE. LT FWD EXTERIOR EMER LIGHT DEFERRED. REPLACED LAMP IN LT FWD EXTERIOR EMER LIGHT ASSEMBLY IAW AMM 33-51-15. OPERATIONS CHECKED OK. MEL RESTORED.

Part: UNKNOWN — ODOR (CABIN) · airframe 28,782 hrs · 20,658 cycles

DURING PUSH, NR 2 FLIGHT ATTENDANT REPORTED BURNING AROMA ROWS 10 - 11. ODOR EXPANDED TO ROWS 8 - 12 THEN WAS ONLY NOTICEABLE AROUND ROW 10 BY RTG TIME. PERFORMED FIM TASK 21-22-00 & OPERATIONS CHECK OF AIR CONDITIONER SYS IAW AMM 21-51-00. REPLACED CEILING CABIN LIGHTS ROW 11 IAW MM 33-21-01. OPERATIONS CHECK GOOD NO DEFECTS NOTED OR SMELL AT THIS TIME.

Part: ACM — FAILED (AC BAY) · airframe 28,600 hrs · 20,510 cycles

BURNING SMELL IN COCKPIT & CABIN ON BOARDING. AFTER MAIN DOOR CLOSED SMELL GOT WORSE. AFT LAVATORY SMOKE WARNING ALERT POSTED ON ED1. WE TURNED RECIRC FAN OFF & TESTED LAVATORY SMOKE SYS. LAVATORY SMOKE SYS TESTED OK. TURNED ON RECIRC FAN. AFT LAVATORY SMOKE WARNING POSTED AGAIN. RECIRC FAN IS EITHER PULLING SMOKE THROUGH SYS OR IS SOURCE OF SMOKE. SUSPECT RECIRC FAN. TRANSFERRED TO NRWC 518-ORD-01942. IAW NRWC 518-ORD-01942 DURING TROUBLESHOOTING LT PACK REACHED 99C & AUTO FAIL. CABIN FILLED WITH SMOKE. FOUND LT ACM SEIZED. R & R LT ACM IAW AMM 21-51-08. OPERATIONS CHECK & LEAK CHECKED GOOD.

Part: FLASHLIGHT — BROKEN (COCKPIT) · airframe 28,223 hrs · 20,235 cycles

FIRST OFFICERS FLASHLIGHT HOLDER TRIM BROKEN. R & R FIRST OFFICERS EMER FLASHLIGHT ASSEMBLY IAW 25-61-02.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 28,158 hrs · 20,184 cycles

PERMANENT REPAIR REQUIRED FOR RT FUSELAGE SKIN BETWEEN FS 533 - 549, STRINGERS 15R & 16R. COMPLIED WITH PERMANENT REPAIR TO RT FUSELAGE SKIN BETWEEN FS 533 - 549 & STRINGERS 15R - 16R IAW ERS-CR-53MR-1119.

Part: SHUTOFF VALVE — LEAKING (ANTI-ICE SYS) · airframe 28,019 hrs · 20,048 cycles

ANTI-ICE DUCT WARNING, THEN ANTI-ICE DUCT CAUTION. HAPPENED 3 TIMES WITH N2 > 75%, ABLE TO RESET & CONTINUE. TRANSFERRED TO NRWC 518-DFW-01835. FOUND WING ANTI-ICE ISOLATION SOV LEAKING. R & R VLV IAW AMM 30-12-04.

Part: WIRE — DISCONNECTED (EMERGENCY LIGHT) · airframe 27,941 hrs · 19,975 cycles

NUMBER 2 CEILING EMERGENCY LIGHT INOPERATIVE. FOUND LIGHT DISCONNECTED. CONNECTED LIGHT IAW AMM 33-51-09. PERFORMED OPS CHECK IAW AMM 33-51-00. OPS CHECKED GOOD.

Part: UNKNOWN — VIBRATION · airframe 27,764 hrs · 19,821 cycles

UNUSUAL HARMONIC TYPE VIBRATION FELT 4 TIMES IN THE DECENT. PERFORMED INSPECTION OF THE ACFT IAW WC 05-005 PART 1. NO DEFECTS NOTED. REFER LOG PAGE 3556786 FOR FCF.

Part: FITTING — CRACKED (FUSELAGE) · airframe 27,692 hrs · 19,763 cycles

WHILE PERFORMING SERVICE BULLETIN 670BA-53-040 REVISION C, FOUND PAX DOOR LINTEL AT STRINGER 3L CRACKED. REPAIRED DAMAGE IAW SERVICE BULLETIN 670BA-53-040 REVISION C, EO CL600-2C10-53-LO20917, NON-CONFORMANCE REPORT NCR-CR-53-053 & EO 670-53-21-493 REVISION C.

Part: BATTERY — DISCHARGED (CABIN) · airframe 27,626 hrs · 19,710 cycles

LEFT FLOOR LEVEL EMER EXIT SIGN INOPERATIVE. R & R EMER BATTERY & BATTERY CHARGER ASSEMBLY IAW AMM 33-51-17. OPERATIONS CHECKED GOOD.

Part: HOLDER — BROKEN (FLASHLIGHT) · airframe 27,585 hrs · 19,678 cycles

AFT FLIGHT ATTENDANT FLASHLIGHT HOLDER BROKEN, FLASHLIGHT FALLS OUT. R & R FLASHLIGHT ASSEMBLY IAW AMM 25-61-02.

Part: TIRE — SEPARATED (RT MLG) · airframe 26,864 hrs · 19,126 cycles

JUST PRIOR TO V1, FELT MOMENTARY SHIMMY, DURING CLIMB OUT, HEARD & FELT E2 FAN VIBRATION. E2 FAN VIBRATION GAUGE VARIED FROM .4 TO 1.7 WITH & WITHOUT POWER CHANGE. UPON LANDING, FOUND NR 4 MAIN TIRE TREAD HAD SEPARATED DAMAGING FLAP PYLON & DAMAGING E2 FAN BLADES. COMPLIED WITH WORK CARDS 71-001 & 71-002 ENG REMOVAL & INSTALLATION. OPERATIONS CHECKED & LEAK CHECKED SATISFACTORY. R & R NR 4 MLG TIRE ASSEMBLY IAW WORK CARD 32-002. NO DEFECTS NOTED PN 5013641 & SN JUL102333.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 26,750 hrs · 19,047 cycles

FOUND RT OVERWING EXTERIOR EMERGENCY LIGHT INOPERATIVE. REPLACED THE LAMP. OPS CHECKED GOOD IAW MM 33-51-15.

Part: CHARGER — CRACKED (FLASHLIGHT) · airframe 26,228 hrs · 18,697 cycles

FWD FLIGHT ATTENDANT FLASHLIGHT CHARGER CRACKED. R & R FLASHLIGHT ASSEMBLY IAW AMM 25-61-02, OPERATIONS CHECKED GOOD.

Part: CIRCUIT CARD — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 26,076 hrs · 18,596 cycles

EMERGENCY LIGHTS CYCLE ON & OFF IN ARMED POSITION. RESET CARD IN AUON RACK IAW SMP, OPERATIONS CHECKED GOOD.

Part: UNKNOWN — ODOR (CABIN) · airframe 25,728 hrs · 18,375 cycles

WHILE PREPARING TO CLOSE OUT THE FLIGHT, SMELL OF SMOKE IN THE AFT CABIN & LAVATORY SMOKE DETECTOR ACTIVATED.

Part: PROXIMITY SENSOR — OUT OF ADJUST (EMERGENCY EXIT) · airframe 25,680 hrs · 18,339 cycles

FLIGHT 3094 CREW REPORTED LT EMERGENCY OVERWING DOOR INOPERABLE. THE ACFT WAS REMOVED FROM SERVICE. OPERATIONS CHECKED LT EMERGENCY DOOR IAW AMM 52-21-00 & ADJUSTED EMERGENCY EXIT PROXIMITY SENSOR IAW AMM 52-70-10. OPERATION CHECKED GOOD MEL RESTORED.

Part: BATTERY — DISCHARGED (CABIN) · airframe 25,611 hrs · 18,297 cycles

EMERGENCY EXIT LIGHT FWD CABIN LT SIDE INOPERATIVE. R & R FWD EMERGENCY BATTERY & CHARGER IAW CRJ AMM 33-51-17, OPERATIONS CHECKED NORMAL.

Part: SENSOR — FAULTY (LT WING) · airframe 25,521 hrs · 18,244 cycles

LEFT WING OVERHEAT AFTER TAKEOFF AT 2500FT DECLARE EMERGENCY LANDED OVERWEIGHT WITH VS LESS THAN 200FT PER MIN. R & R LT WING INBD TEMP SENSOR IAW AMM 30-12-06, OPERATIONS CHECKED GOOD. PERFORMED PS-1 CHECK IAW PS-1CHECK WC. ACCOMPLISHED OIL CHECK IAW OIL CHECK WC.

Part: LONGERON — CORRODED (BS 333-364) · airframe 25,471 hrs · 18,209 cycles

LONGERON 25R HAS CORROSION AROUND SEVERAL RIVETS BETWEEN FS 333-364. INSTALLED NEW STRINGER 25R SPLICE IAW SRM 51-42-06.

Part: FRAME — CORRODED (BS 333) · airframe 25,471 hrs · 18,209 cycles

FRAME BS 333 CORRODED BETWEEN STRINGERS 24 - 25 RT. ACFT REMOVED FROM SERVICE. REPAIRED IAW EO CR-53MR-354

Part: DRAG ANGLE — CRACKED (VERT TO FUSE) · airframe 25,471 hrs · 18,209 cycles

RT FWD VERTICAL STAB TO FUSELAGE DRAG ANGLE CRACKED. REPAIR TO RT FWD VERT TO FUSELAGE DRAG ANGLE IAW PART A OF EO CR-53MR-038R1.

Part: DRAG ANGLE — CRACKED (PAX DOOR) · airframe 25,471 hrs · 18,209 cycles

PAX DOOR AFT DRAG ANGLE HAS A 2 INCHE CRACK NEAR THE POWER ASSIST CABLE PULLEY. AIRCRAFT REMOVED FROM SERVICE. RPAIRED DRAG ANGLE IAW ETN CR 52-037R1.

Part: DRAG ANGLE — CRACKED (VERTICAL TO FUSE) · airframe 25,471 hrs · 18,209 cycles

LEFT AFT VERTICAL STABILIZER TO FUSELAGE DRAG ANGLE IS CRACKED.

Part: DRAG ANGLE — CRACKED (VERT TO STAB) · airframe 25,471 hrs · 18,209 cycles

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

Part: DRAG ANGLE — CRACKED (VERT TO FUSE) · airframe 25,471 hrs · 18,209 cycles

RIGHT AFT VERTICAL TO FUSELAGE DRAG ANGLE CRACKED. REPAIRED IAW EO CR-53MR-164R1 PART B.

Part: DRAG ANGLE — CRACKED (VERT TO FUSE) · airframe 25,471 hrs · 18,209 cycles

RT FORWARD VERTICAL STABILIZER TO FUSELAGE DRAG ANGLE IS CRACKED. REPAIRED IAW EO CR-55MR-038R19805.

Part: LIGHT — DELAMINATED (CABIN) · airframe 25,471 hrs · 18,209 cycles

EMERGENCY LIGHT STRIP LT NR 7 DELAMINATED. R & R LT NR 7 EMERGENCY LIGHT STRIP IAW ETN-CR-33-004.

Part: DOUBLER — CORRODED (FUSELAGE) · airframe 25,471 hrs · 18,209 cycles

ANTENNA DOUBLER BETWEEN FS 295.00 - 310.00 AT STRINGER 27 IS CORRODED. R & R ANTENNA DOUBLER BETWEEN FS 295.00 - 310.00 AT STRINGER 27 IAW SRM 51-42-06.

Part: CRADLE — DAMAGED (FLASHLIGHT) · airframe 25,236 hrs · 18,041 cycles

FWD F/A EMERGENCY FLASHLIGHT WILL NOT STAY ENGAGED IN HOLDER. R & R FLASHLIGHT CRADLE ASSY IAW AMM 33-50-00. OPS CHECKED GOOD.

Part: LIGHT — UNSECURE (CABIN) · airframe 25,046 hrs · 17,917 cycles

FLOURESCENT STRIP UNSECURE BEHIND ROW 17CD. INSPECTED EMERGENCY LIGHT FOUND NONE MISSING, REMOVED EXTRA PART IAW STANDARD MX PRACTICES.

Part: BULB — INOPERATIVE (EMERGENCY LIGHT) · airframe 24,827 hrs · 17,783 cycles

CEILING EMERGENCY LIGHT AT ROW 16 FAILED TO ILLUMINATE. R & R CEILING EMERGENCY LIGHT BULB IAW AMM 33-51-09. OP'S CHECKED GOOD.

Part: OUTFLOW VALVE — INOPERATIVE (CABIN PRESSURE) · airframe 24,736 hrs · 17,721 cycles

DURING CLIMBOUT, RECEIVED AN AUTO PRESSURE CAUTION MESSAGE AND BOTH PRESSURIZATION CONTROLLERS FAILED. LEVELED OFF, COMPLIED WITH AOM VOL 1 PROCEDURES AND CONTACTED SOC/MOC. DECLARED AN EMERGENCY AND RETURNED TO DEPARTURE. ACFT LANDED WITHOUT INCDENT. ACFT REMOVED FROM SERVICE. R & R THE OUTFLOW VALVE IAW AMM 21-32-01. THE OPS CHECKED GOOD. ACFT RETURNED TO SERVICE.

Part: MOTOR — FAULTY (CABIN DOOR) · airframe 23,825 hrs · 17,114 cycles

ON FLIGHT 3747 THE FLIGHT ATTENDANT REPORTED THE MAIN CABIN DOOR WAS DIFFICULT TO EXTEND AND RETRACT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE PASSENGER DOOR ACTUATOR MOTOR IAW CRJ AMM 52-11-08. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: DOOR SEAL — TORN (PAX DOOR) · airframe 23,821 hrs · 17,112 cycles

ON FLIGHT 3613 THE FLIGHT ATTENDANT REPORTED A LOUD WHISTLING NOISE COMING FROM THE MAIN CABIN DOOR. THE AIRCRAFT PRESSURIZATION WAS NORMAL. FOUND TEAR ON DOOR SEAL ALONG BOTTOM EDGE NEAR HINGE LINE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE PASSENGER DOOR SEAL AND DOOR SPLICE IAW CRJ 700 AMM 52-11-07. THE LEAK CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: DUCT — SEPARATED (CABIN) · airframe 23,697 hrs · 17,030 cycles

DURING MAINTENANCE INSPECTION, FOUND THE AFT GASPER RISER DUCT TO HAVE BROKEN CONNECTION SEAL CAUSING THE DUCT TO BURN AND INSULATION TO MELT. SIDE PANEL ABOVE SEAT 17D IS GETTING EXCESSIVE HEAT WITH PAINT PEELING OFF. PANEL AREA ALSO BECOMING SOFT. REMOVED AND REPLACED GASPER RISER DUCT ASSEMBLY IAW MM 21-23-11. OPS CHECKED GOOD. REMOVED AND REPLACED DEFECTIVE GASPER PLENUM DUCT AND ASSOCIATED PARTS IAW MM 21-23-10.

Part: BATTERY — DISCHARGED (CABIN) · airframe 22,507 hrs · 16,279 cycles

FOR FLIGHT 4649 THE CREW REPORTED THE NR 2 BATTERY AND CHANGER WERE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY BATTERY PACK NR 2 AND CHARGER IAW WK CARD 33-002. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 22,507 hrs · 16,279 cycles

FOR FLIGHT 4649 THE CREW REPORTED THE NR 4 BATTERY AND CHANGER WERE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY BATTERY PACK NR 4 AND CHARGER IAW WK CARD 33-002. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (EXTERIOR) · airframe 22,507 hrs · 16,279 cycles

DURING MAINTENANCE INSPECTION FOUND ALL EXTERIOR EMERGENCY LIGHTS INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. ALL EXTERIOR EMERGENCY LIGHTS OPERATIONAL CHECK WAS GOOD IAW WK CARD 33-002. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 22,507 hrs · 16,279 cycles

FOR FLIGHT 4649 THE CREW REPORTED THE NR 3 BATTERY AND CHANGER WERE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY BATTERY PACK NR 3 AND CHARGER IAW WK CARD 33-002. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 22,507 hrs · 16,279 cycles

FOR FLIGHT 4649 THE CREW REPORTED THE NR 1 BATTERY AND CHANGER WERE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED EMERGENCY BATTERY PACK NR 1 AND CHARGER IAW WK CARD 33-002. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — DISCONNECTED (CABIN) · airframe 21,903 hrs · 15,909 cycles

ON FLIGHT 3755 THE CREW REPORTED THE AFT OVERHEAD EMERGENCY LIGHT INOPERABLE. DEFERRED THE NR 6 CEILING FLOOD LIGHT PER MEL 33-34 AUTH 070042-C. INVESTIGATED - FOUND PLUG J361 DISCONNECTED UNDER AFT CEILING PANEL. RECONNECTED PLUG REF CRJ AMM 25-26-05-400-804 (A01). THE OPERATIONAL LIGHT TEST CHECKS WERE OK. REF CRJ AMM 33-51-00. MEL 33-34 RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — INOPERATIVE (CABIN) · airframe 20,929 hrs · 15,265 cycles

DURING MAINTENANCE INPSECTION FOUND THE FORWARD FLIGHT ATTENDANT FLASHIGHT INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FLASHLIGHT ASSEMBLY IAW 25-61-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLAP — DAMAGED (LT WING) · airframe 20,291 hrs · 14,871 cycles

DURING MAINTENANCE BASE INSPECTION DID PERMANENT REPAIR OF LEFT OUTBOARD FLAP BLIND FASTENER (EO CR-5700-107). THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED LEFT HAND OUTBOARD FLAP AS PER EO CR-57MR-107. THE AIRCRAFT WAS RETURNED TO SERIVCE.

Part: BULKHEAD — CORRODED (FUSELAGE) · corrosion level 2 · airframe 20,291 hrs · 14,871 cycles

DURING MAINTENANCE BASE INSPECTION FOUND THE COCKPIT RIGHT BULKHEAD WEB AT FS 280 CORRODED AT THE BOTTOM INBOARD CORNER. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLIED WITH EO-CR-53MR-174 FOR REPAIRS. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BULKHEAD — CORRODED (FUSELAGE) · corrosion level 2 · airframe 20,291 hrs · 14,871 cycles

DURING MAINTENANCE BASE INSPECTION FOUND THE COCKPIT LEFT BULKHEAD WEB AT FS 280 CORRODED AT THE BOTTOM INBOARD CORNER. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLIED WITH EO-CR-53MR-174 FOR REPAIRS. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CROSSBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 20,291 hrs · 20,291 cycles

DURING MAINTENANCE BASE INSPECTION FOUND THE FS 280 CROSSBEAM CORRODED IN SEVERAL AREAS BETWEEN THE LEFT AND RIGHT COCKPIT TO THE CABIN BULKHEADS. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE F/S 280 CORSSBEAM IAW CRJ SRM 51-42-06, 51-42-13, 51-42-21 AND EO CR-53MR-219. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLASHLIGHT — OUT OF POSITION (CABIN) · airframe 20,251 hrs · 14,847 cycles

FOR FLIGHT 3772 THE CREW NOTICED THE AFT FLIGHT ATTENDANT FLASHLIGHT WAS MISSING. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND FLASHLIGHT IN PASSENGER COMPARTMENT. INSTALLED AS PER STANDARD MAINTENANCE PRACTICES. NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: MEGAPHONE — INOPERATIVE (CABIN) · airframe 20,039 hrs · 14,708 cycles

FOR FLIGHT 3774 DURING PREFLIGHT INSPECTION THE FLIGHT ATTENDANT REPORTED THE MEGAPHONE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE - DELAYED UNTIL MEGAPHONE WAS REPLACED. REMOVED AND REPLACED THE MEGAPHONE WITH A SERVICEABLE UNIT. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ENGINE — VIBRATION (RIGHT) · airframe 17,923 hrs · 13,306 cycles

ON FLIGHT 3879 THE CREW REPORTED THAT DURING CRUISE AT FLIGHT LEVEL 370 THE RIGHT ENGINE N1 VIBRATION AT 2.1 -AMBER RANGE- THRUST WAS 85 PERCENT. THE CREW REDUCED THRUST TO 70 PERCENT N1 WHICH GOT N1 VIBRATION INTO GREEN RANGE AT 1.7 N1 VIBRATION. THIS WAS NOT ENOUGH THRUST TO MAINTAIN ALTITUDE. THRUST BACK UP TO 83 PERCENT N1 VIBRATIONS TO 2.4 -AMBER RANGE-. THE CAPTAIN INITIATED DESCENT AND DIVERTED. THRUST WAS NEVER BROUGHT BACK UP INTO ANYTHING HIGHER THAN 66 PERCENT. N1 STAYED OUT OF AMBER RANGE FOR REMAINDER OF FLIGHT. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. FLIGHT CREW PERFORMED TAKEOFF THRUST POWER RUN AND DETERMINED VIBRATIONTO BE WITHIN LIMITS. MAINTENANCE PERFORMED FAN BLADE LOOSENING BY SHAKING PROCEDURE IAW FIM TASK 72-00-10 FIGURE 109 SHEET 3. ISSUED TIME DELAYED MAINTENANCE ITEM PER TASK 72-00-21-350-802 FOR 50 FLIGHT CYCLES. TIME DELAYED MAINTENANCE ITEM NUMBER 518720449. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: MOTOR — JAMMED (PAX DOOR) · airframe 16,091 hrs · 12,069 cycles

ON FLIGHT 2703 THE CREW REPORTED THE MAIN PASSENGER DOOR WOULD NOT OPEN FULLY. THE DOOR MOTOR JAMS HALFWAY DOWN. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE PASSENGER DOOR ASSIST MOTOR IAW CRJ 700 AMM 52-11-08. THE OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 15,547 hrs · 11,656 cycles

DURING MAINTENANCE BASE INSPECTION, FOUND THE NR 3 AND NR 4 EMERGENCY POWER SUPPLIES TO BE WEAK. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 AND NR 4 EMERGENCY BATTERIES AND CHARGERS IAW CRJ 700 AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETUREND TO SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 15,547 hrs · 11,656 cycles

DURING MAINTENANCE BASE INSPECTION, FOUND THE LEFT OVERWING EMERGENCY LIGHT BURNT OUT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEFT OVERWING LIGHT IAW CRJ AMM 33-51-15. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FLOORBEAM — CRACKED (FUSELAGE) · airframe 15,547 hrs · 11,656 cycles

DURING MAINTENANCE BASE CHECK FOUND FRAME 280 FLOORBEAM CRACKED AT BUTT LINE 9 RIGHT W1 72.50. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED THE RIGHT FRAME 280 FLOORBEAM IAW EO CR-53MR-134RL. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: DUCT — SEPARATED (NR 1 ENGINE) · airframe 13,593 hrs · 10,102 cycles

ON FLIGHT 4322 CREW REPORTED ON CLIMBOUT OBSERVED LEFT ENGINE OIL PRESS WITH RED INDICATION (8L); OIL TEMP INCREASING. FOLLOWED AOM PROCEDURE AND CONTINUED WITH ENGINE SHUTDOWN ON LEFT ENGINE. RETURNED TO CMH AND DECLARED AN EMERGENCY. LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED NUMBER ONE ENGINE. A SEPARATION OF THE STAGE 6 HPC BLEED HORN DUCT WAS CONFIRMED. THE HPC UPPER AND LOWER CASES WERE REMOVED AND DISASSEMBLED FOR EMBODIMENT OF SB 72-0220 INCORPORATING A BLEED HORN WITH IMPROVED MATERIAL AND REDUCED STRESSES IN THE REGION. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: UNKNOWN — SMOKE (CABIN) · airframe 10,777 hrs · 7,978 cycles

ON FLIGHT 3663, CREW REPORTED SMOKE IN THE CABIN, PASSENGERS CONFIRMED VISIBLE SMOKE. AIRCRAFT REMOVED FROM SERVICE. GROUND RAN AIRCRAFT IN VARIOUS POWER CONFIGURATIONS USING BOTH ENGINE AND APU BLEEDS TO SUPPLY PACKS. INSPECTED ACM AREA. POSITIONED AIRCRAFT IN DIFFERENT HEADINGS WITH RESPECT TO WIND. COULD NOT DUPLICATE, SMOKE IN CABIN. AIRCRAFT RETURN TO SERVICE.

Part: TRANSDUCER — MALFUNCTIONED (AOA) · airframe 10,560 hrs · 7,819 cycles

ON FLIGHT 3756 CREW REPORTED AOA VANE FAILED, AFTER TAKEOFF THE STICK PUSHER AND SHAKER CAME ON IN FLIGHT. CREW ELECTED TO RETURN TO THE GATE, DECLARED EMERGENCY AND LANDED WITH NO FURTHER PROBLEMS. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED LEFT AND RIGHT AOA TRANSDUCERS IAW AMM 27-35-05. OPERATIONAL CHECK GOOD OF AOA VANES IAW 27-35-05. AIRCRAFT RETURNED TO SERVICE.

Part: COMPRESSOR — STALLED (LT ENGINE) · airframe 10,293 hrs · 7,640 cycles

CREW HAD SEVERAL E1 COMPRESSOR STALLS IMMEDIATELY AFTER TAKEOFF, FLEX THRUST WAS USED FOR TAKEOFF. SHUT DOWN LEFT ENGINE IN FLT PER CHECKLIST. REMOVED AND REPLACED LT ENGINE ASSEMBLY IAW EC 71-002. AIRCRAFT RETURNED TO SERVICE.

Part: FLOORBEAM — CORRODED (ZONE 100) · corrosion level 2 · airframe 8,286 hrs · 6,140 cycles

FOUND STATION 280 FLOORBEAM CORRODED ALONG TOP FLANGE. SPLICED IN FRAME 280 AND EXTENSION MOUNTS IAW AMERICAN EAGLE ENGINEERING ORDER CR-53MR-108. RETURNED AIRCRAFT TO SERVICE.

Part: FRAME — CORRODED (ZONE 100) · corrosion level 2 · airframe 8,286 hrs · 6,140 cycles

FOUND WEB AT STATION 280 RIGHT SIDE CORRODED AT FLOORBEAM MATING AREA. SPLICED IN NEW WEB AT STATION 280 IAE AMERICAN EAGLE ENGINEERING ORDER CR-53MR-109. RETURNED AIRCRAFT TO SERVICE.

Part: SEAL — BLOWN (BLEED AIR SYS) · airframe 8,250 hrs · 6,103 cycles

CABIN SIDE WALL AT SEAT 17A FELT HOT TO THE TOUCH, EMERGENCY DECLARED, DIVERTED TO CMH. REPLACED RISER DUCT GAS KIT BEHIND CABIN SIDE IAW CRJ AMM. OPERATIONAL CHECK GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: OXYGEN MASK — UNWANTED DEPLOY (CABIN) · airframe 7,817 hrs · 5,821 cycles

UNSOLICITED DEPLOYMENT OF THE PASSENGER O2 MASK AT GATE. INSPECTED AND RESTOWED MASK IAW EMB AMM 35-20-80 AND OPERATIONAL TEST IAW EMB AMM 35-21-09. RETURNED AIRCRAFT TO SERVICE.