N765NC

Part: ANGLE — CRACKED (BS 110) · airframe 77,185 hrs · 77,042 cycles

DURING M-CHECK, FOUND BS 110, BULKHEAD LBL4, 7 IN ABOVE BELLY ANGLE CRACKED. REMOVED CRACKED ANGLE IAW SRM 51-30-2. FABRICATED NEW ANGLE IAW DWG 9915600. TREATED AND PRIMED ANGLE IAW SRM 51-10-3. INSTALLED NEW ANGLE IAW SRM 51-30-5.

Part: STRUT — CRACKED (BS 560) · airframe 77,185 hrs · 77,042 cycles

DURING M-CHECK, FOUND BS 560 RT STRUT CRACKED AT LOWER END. REMOVED FASTENERS IAW SRM 51-30-2, STOP DRILLED CRACK IAW SRM 53-01, FIG 2, FABRICATED REPAIR DOUBLER IAW SRM 51-10-2 & 53-01 FIG 2. LOCATED,DRILLED & DEBURRED IAW SRM 51-10-4 INSTALLED REPAIR DOUBLER IAW SRM 51-30-5.

Part: FLOOR PANEL — CORRODED (MAIN DECK) · corrosion level 2 · airframe 77,185 hrs · 77,042 cycles

DURING M-CHECK, FOUND COCKPIT FLOOR PANEL NR15 HAS CORROSION. REMOVED CORROSION, ORIGINAL THICKNESS WAS .020. REMOVED .005 OUT OF LIMITS IAW SRM 53- 01 FIG.1. RECEIVED NEW PANEL DRILLED IAW SRM 51-10-4. TRANSFERRED ATTACH BRACKETS FROM OLD PANEL TO NEW PANEL IAW 51-30-2 PRIMED AND PAINTED IAW SRM 51-10-3B.

Part: SEAT TRACK — GOUGED (BS 891) · airframe 77,185 hrs · 77,042 cycles

DURING M-CHECK FOUND MAN CABIN FS 891 RBL 24 SEAT TRACK LUG IS GOUGED OUT OF LIMITS. REMOVED SEAT TRACK FACTORY SPLICE STA 842 RBL 24 AND CUT AT BS 936.5, RBL 24 RECEIVED NEW TRACK AND SPLICE ,TRIMMED LOCATED, DRILLED, DEBURRED, TREATED AND PRIMED IAW SRM 53-05 FIG 4F, 53-23-0,51-10-4, 51-10-3, 53-05 P33, FIG 4F INSTALLED IAW SRM 51-30-5 & 51-30-1.

Part: SUPPORT — GOUGED (NLG) · airframe 76,293 hrs · 76,366 cycles

DURING LINE CHECK FOUND NOSE GEAR SUPPORT WEB LT DAMAGED (GOUGED). PERFORMED PERMANENT REPAIR PER ERA 487318-14 REVISION ORIGINAL. INSTALLED REPAIR PARTS PER SRM 53-05 FIG 36.

Part: SEAT TRACK — BROKEN (BS 597) · airframe 77,185 hrs · 77,042 cycles

DURING M-CHECK FOUND MAIN CABIN FS 597 LBL 45 SEAT TRACK LUGS ARE BROKEN. R & R LBL 45, SEAT TRACK STA 570-654 LOCATED DRILLED AND INSTALLED SPLICE ACA7413-505 & SPLICE PLATE ACA7414-3 IAW SRM 51-30-2 ,51-30-5 53-23-0 FIG 4, 51-10-4, 53-05, FIG 4F 51-10-3, 51-30-1.

Part: PANEL — DELAMINATED (LT WING SPOILER) · airframe 76,102 hrs · 76,198 cycles

DURING LINE CHECK FOUND DELAMINATION ON LT WING OTBD SPOILER PANEL. REPLACED SPOILER PANEL IAW AMM 21-61-01-401 AND CARD 2760-9901M-LO.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 75,909 hrs · 76,022 cycles

DURING LINE CHECK, MX FOUND LT AND RT AUX EMERGENCY EXIT LIGHTS INOP. MX REPLACED BATTERIES IN POWER SUPPLY B5-25 REF WDM 33-51-01. OPERATION OF LIGHTS NOW CHECK GOOD.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 75,909 hrs · 76,022 cycles

DURING LINE CHECK MX FOUND FIRST CLASS CEILING EMERGENCY LIGHTS INOP. MX REPLACED BATTERIES IN POWER SUPPLY B5-24 REF WDM 33-51-01. OPERATION OF LIGHTS NOW CHECK GOOD.

Part: SPLICE — CORRODED (AC BAY) · airframe 75,726 hrs · 75,857 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE FORWARD AND MIDDLE OF THE EMERGENCY PATHWAY LIGHTS FOR THE CATWALK IN THE TAIL COMPARTMENT WERE INOPERATIVE. MAINTENANCE FOUND THE CATWALK AFT SPLICE PACK WERE CORRODED AND REPLACED THEM BOTH.

Part: BATTERY — DISCHARGED (CABIN) · airframe 75,251 hrs · 75,441 cycles

INBOUND CREW WROTE LEFT AFT OVERWING EMERGENCY EXIT SIGN LIGHT OUT. SET EMERGENCY EXIT LIGHTS TO ARM TO CHARGE BATTERIES FOR 20 MINUTES. LIGHT NOW CHECKS OK.

Part: WIRE — BROKEN (EMERGENCY LIGHTS) · airframe 75,160 hrs · 75,362 cycles

ON FLIGHT CHECK MX FOUND SEAT 26D EMERGENCY PATH LIGHT INOP. REPAIRED BROKEN WIRE IAW AMDS 33-51-04. OPS CHECK OF LIGHT IS NOW GOOD.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 75,017 hrs · 75,240 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE RIGHT SIDE LOWER OVERWING EMERGENCY EXIT SIGN WAS INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY AND THE LIGHT RETURNED TO AN OPERATIONAL CONDITION.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 75,017 hrs · 75,240 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5-8 OF THE CABIN WERE INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION.

Part: SOCKET — DIRTY (CABIN) · airframe 74,033 hrs · 74,414 cycles

DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE VENTRAL STAIRWAY WERE INOPERATIVE. MAINTENANCE FOUND THE STAIRS LIGHT SOCKETS WERE COMPROMISED AND CLEANED THEM. SUBSEQUENT FUNCTIONAL CHECKS WERE GOOD.

Part: UNKNOWN — LEAKING (NR 1 ENGINE) · airframe 73,196 hrs

DURING ROTATION AND CLIMB ENGINE NR1 FUEL FLOW WAS ERRATIC AND EPR DROPPED ABOUT 10 PERCENT. ADVANCED THROTTLE TO MATCH ENGINE NR2 BUT EPR DROPPED AGAIN TO 1.6 AND WOULD NOT RESPOND TO HIGHER THROTTLE SETTINGS. FLIGHT CREW RETURNED ACFT TO DEPARTURE AIRPORT. MX DISCOVERED ENGINE INTERNAL FUEL LEAK, OUT THE TAIL PIPE. ENGINE NR1 REMOVED AND REPLACED. (K)

Part: SUPPORT ANGLE — CRACKED (BS 851) · airframe 70,957 hrs · 71,660 cycles

DURING "L" CHECK, FOUND CRACK IN THE FORWARD FLANGE OF BULKHEAD SUPPORT ANGLE AT BS 851. REPAIRED PER EA 98-211053.

Part: PUMP — LEAKING (HYDRAULIC SYS) · airframe 67,844 hrs · 68,911 cycles

AFTER ACFT LEVELLED OFF AT FL 290, PILOT NOTICED DROP IN RT HYDRAULIC SYSTEM QUANTITY FROM 6 QTS TO 4 QTS. QUANTITY CONTINUED TO SLOWLY DECREASE AND WHEN REACHED 2 QTS COM PROCEDURES WERE COMPLIED WITH. CREW REQUESTED LONGEST RUNWAY. GEAR EXTENSION NORMAL BUT RT SYSTEM QUANTITY WAS "0" QTS, ACFT LANDED WITHOUT INCIDENT. MX REPLACED RT ENGINE DRIVEN PUMP AND CASE DRAIN (DUE TO FAILED CASE DRAIN PIPE), AUX PUMP, AND QUANTITY INDICATOR. LEAK CHECKS GOOD AND ACFT RETURNED TO SERVICE.

Part: COALESCER BAG — ODOR (CABIN AIR) · airframe 67,739 hrs · 68,812 cycles

SOON AFTER TAKEOFF, BOTH THE LEFT AND RIGHT AIR CONDITION SUPPLY TEMP HIGH LIGHTS ILLUMINATED. AT ABOUT THE SAME TIME THE FLIGHT ATTENDANT REPORTED VISIBLE SMOKE IN THE CABIN. THE CREW COMPLIED WITH COM PROCEDURES, RETURNED TO MSP, AND MADE AN UNEVENTFUL BUT OVERWEIGHT LANDING. SMOKE SLOWLY DISSIPATED AFTER THE AIRFOIL ANTI-ICE SYSTEM WAS TURNED OFF. MAINTENANCE AT MSP COULD NOT FIND ANY SOURCE OF SMOKE. RAN ENGINES AT TAKEOFF POWER WITH AIRFOIL ANTI-ICE ON. NO SMOKE OR SMELLS WERE NOTED. THE WATER SEPARATOR BAGS WERE REPLACED, STRINGER CHECK PERFORMED, AND THE AIRCRAFT RETURNED TO SERVICE.

Part: FLOOR PANEL — CRACKED · airframe 62,472 hrs · 63,987 cycles

During Mck in ATL, the galley floor panel was found with a soft condition and a 4 inch crack in the aft floor panel web edge. Repaired per EA 98-190673.

Part: SKIN — CRACKED · airframe 62,472 hrs · 63,987 cycles

During Mck in ATL, a .5" skin crack was found at station 1135, 1 inch below L17. Also a dent was found at Sta 1135. Repaired per EA 98-190648.

Part: BULKHEAD — CRACKED · airframe 62,472 hrs · 63,987 cycles

During Mck in ATL, a 2" crack was found in the flight compartment horizontal pressure panel at station 105 X=35. Repaired per EA. 98-190618.

Part: PUMP — FAILED (RT ENGINE) · airframe 62,459 hrs · 63,976 cycles

DURING AIRCRAFT ROTATION FOR FLIGHT, THE RIGHT ENGINE EXPERIENCED A FLAME-OUT. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE RIGHT ENGINE FUEL PUMP. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

Part: DUCT — LACK OF LUBE (L/E SLAT) · airframe 53,432 hrs · 50,014 cycles

ON SLAT EXTENSION, THE AIRCRAFT ROLLED RIGHT ACCOMPANIED BY THE AMBER SLAT DISAGREEMENT AND BLUE SLAT EXTEND LIGHT DID NOT ILLUMINATE. THE CREW ACCOMPLISHED COM PROCEDURES AND LANDED WITHOUT SLATS UNEVENTFULLY. MAINTENANCE LUBRICATED THE RIGHT T-DUCT. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

Part: WEB — CRACKED · airframe 61,130 hrs · 62,783 cycles

During Line check in ATL, the LH pylon closure rib at STA yn164 was found cracked at the lightening hole lower edge. Repaired per EA 98-185355.

Part: VALVE — FAILED (HYDRAULIC SYS) · airframe 57,919 hrs · 59,932 cycles

DURING APPROACH INTO MSP UPON SLAT EXTENSION, THE AIRCRAFT ROLLED TO THE RIGHT. SLAT DISAGREEMENT LIGHT ILLUMINATED AND NO SLAT EXTEND INDICATION. PERFORMED COM PROCEDURES AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE HYDRAULIC SLAT VALVE BYPASSING IN BOTH EXTEND AND RETRACT. REPLACED VALVE AND RIGGED SLAT. LEAK AND OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

Part: ACTUATOR — MALFUNCTIONED (SLAT) · airframe 57,917 hrs · 59,930 cycles

DURING APPROACH INTO MSN UPON SLAT EXTENSION, THE AIRCRAFT ROLLED TO THE RIGHT. SLAT DISAGREEMENT LIGHT ILLUMINATED AND NO SLAT EXTEND INDICATION. PLACED FLAP SELECTOR TO 15 DEGREES AND SLATS EXTENDED NORMALLY. MAINTENANCE FOUND NO OBVIOUS PROBLEM BUT LUBED THE ''T'' DUCT AND DEFERRED. AIRCRAFT RETURNED TO SERVICE.

Part: BATTERIES — DISCHARGED (TAIL COMPARTMENT)

DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT CATWALK EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND CABIN CEILING EMERGENCY EXIT LIGHTS INOPERATIVE AT SEAT ROWS 16 THROUGH 20. MAINTENANCE REPLACED BATTERIES IN POWER SUPPLY. OPERATIONAL CHECK NORMAL.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND AFT OVERWING EMERGENCY EXIT SIGN LIGHTING INOPERATIVE. MAINTENANCE REPLACED BATTERIES. OPERATIONAL CHECK NORMAL.

Part: LATCH — OUT OF ADJUST (LT MLG DOOR)

DURING CLIMBOUT, THE LEFT MAIN LANDING GEAR UNSAFE AND DOOR OPEN LIGHTS ILLUMINATED. FLIGHT CREW FOLLOWED COM PROCEDURES, RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE ADJUSTED THE LEFT MAIN LANDING GEAR DOOR LATCH MECHANISM, OPERATIONAL CHECK OK.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING INSPECTION, THE AFT ATTENDANT EMERGENCY FLASHLIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE REPLACED BATTERIES, OPERATIONAL CHECK OK.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND EMERGENCY CEILING LIGHTS OUT AT ROWS 10 TO 14. REPLACED EMERGENCY LIGHT BATTERIES, OPERATIONAL CHECK OK.

Part: EPR INDICATOR — MALFUNCTIONED (LT ENGINE)

AS TAKEOFF POWER WAS APPLIED, THE LEFT ENGINE EPR INDICATION WOULD NOT REACH TARGET EPR. MAINTENANCE REPLACED THE LEFT ENGINE EPR INDICATOR. ENGINE OPERATIONAL CHECK OK.

Part: CONTROLLER — INOPERATIVE (CABIN)

CABIN PRESSURE BECAME INOPERATIVE DURING CRUISE AT FL330. FOLLOWED COCKPIT OPERATING MANUAL PROCEDURE AND CONTROLLED CABIN MANUALLY. FLIGHT DIVERTED TO STL AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE CABIN PRESSURE CONTROLLER, OPERATIONAL CHECK OK.

Part: SEAT BELT — OUT OF POSITION (CABIN DOOR)

DURING CLIMB, THE AIRCRAFT WOULD NOT PRESSURIZE. AIRCRAFT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. REMOVED FLIGHT ATTENDANT SEAT BELT FROM UNDER AFT CABIN DOOR, DOOR SEAL AND FUNCTIONAL CHECK OK.

Part: BATTERY — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND AFT OVERWING EMERGENCY EXIT LIGHTS ABOVE DOOR DO NOT LIGHT. REPLACED BATTERIES IN PACK 85-25, OPERATION CHECKS GOOD.

Part: NOSE DOME — MALFUNCTIONED (LT ENGINE)

AS POWER WAS APPLIED FOR TAKEOFF LEFT ENGINE EPR INDICATION WAS ABNORMALLY HIGH. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED LEFT ENGINE NOSE DOME AND EPR TRANSMITTER. RAN ENGINES TO TAKEOFF AND PART POWER SETTINGS, ALL INDICATIONS WERE NORMAL.

Part: LIGHTS — INOPERATIVE (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EXIT EMERGENCY LIGHTS INOPERATIVE. CYCLED SWITCH SEVERAL TIMES, OPERATIONAL CHECK NORMAL.

Part: PUMP — FAILED (RT HYD SYST)

DURING CRUISE, THE RIGHT HYDRAULIC SYSTEM QUANTITY AND PRESSURE WENT TO ZERO. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. REPLACED THE RIGHT EDP AND FILTERS. REPLACED RIGHT AUXILIARY PUMP AND FILTERS AND PRESSURE LINE FROM AUXILIARY PUMP. SERVICED SYSTEM, LEAK AND OPERATIONAL CHECK.

Part: BATTERIES — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND BOTH CATWALK EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK OK.

Part: CUSP — CORRODED (BS 1151-1167)

DURING H-CHECK, FOUND CORROSION ON THE RIGHT CUSP T-ANGLE FS 1151 TO 1167 AT LONGERON 18R. REPAIRED CUSP (P/N 9910701-10) PER EA 98-110974.

Part: FLOOR BEAM — CORRODED (BS 1136)

DURING H-CHECK, FOUND CORROSION ON THE FS 1136 FLOOR BEAM UPPER CHORD AT RBL 20. REPAIRED CHORD (P/N 9912243-55) PER EA 98-110969.

Part: FLOOR BEAM — CORRODED (BS 1078-1136)

DURING H-CHECK, FOUND CORROSION ON THE CENTER LINE FLOOR CAP BL 0 FROM FS 1078 TO 1136. REPAIRED CAP (P/N 5910760-11) PER EA 98-110985.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND RIGHT AND LEFT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK OK.

Part: FITTING — CORRODED (FS 1067)

DURING H-CHECK, FOUND CORROSION IN THE LONGERON 22R END FITTING AT FS 1067. REPLACED END FITTING PER SRM 51-30-2.

Part: FITTING — CRACKED (FS 699)

DURING H-CHECK, FOUND A CRACK IN THE KEEL LONGERON 30 END FITTING AT FS 699. REPLACED FITTING PER SRM 51-30-5.

Part: FITTING — CRACKED (PAX DOOR)

DURING H-CHECK, FOUND A CRACK IN THE MAIN ENTRY DOOR NR 3 BEAM FORWARD END FITTING. REPLACED FITTING.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE CHECK, FOUND EMERGENCY EXIT SIGN AT MAIN CABIN DOOR INOPERATIVE. REPLACED BATTERY PACK, POWER SUPPLY, AND LIGHT ASSEMBLY. REPLACED BAD SPLICE TO LIGHT ASSEMBLY. OPERATIONAL CHECK OK.

Part: CONTROLLER — MALFUNCTIONED (AVIONICS COMPT)

DURING CLIMBOUT, CABIN CLIMBED ABOVE 10,000 FEET, RED CABIN PRESSURE LIGHT ILLUMINATED. DESCENDED AND OPERATED SYSTEM ON MANUAL. FLIGHT CONTINUED TO DTW AND LANDED WITHOUT FURTHER INCIDENT. REPLACED CABIN PRESSURE CONTROLLER AND PRESSURE AMPLIFIER, OPERATIONAL CHECK GOOD.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EMERGENCY EXIT SIGN LIGHT INOPERATIVE. REPLACED BATTERY PACK AND OPERATIONAL CHECK NORMAL.

Part: SKIN — OIL CANNED (FS 1185)

DURING PERIODIC CHECK, FOUND OIL CANNING IN FUSELAGE SKIN FS 1185, LONGERONS 16L - 17L AND 17R - 18R. REPAIRED PER EA 98-094269.

Part: LATCH LEVER — WORN (TAILCONE)

DURING PERIODIC CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO REMOVE THE HANDLE FROM THE CLIPS AND RELEASE THE TAILCONE. ALSO, FOUND THAT THE CLEVIS PIN HOLE WAS WORN IN THE UPPER LEFT LATCH LEVER. REPLACED THE LATCH LEVER AND RERIGGED THE RELEASE MECHANISM.

Part: LUG — CORRODED (MLG)

DURING PERIODIC CHECK, FOUND CORROSION IN LEFT MAIN LANDING GEAR FITTING SIDE BRACE LUG. REPAIRED PER EA 98-094270.

Part: RIB — CRACKED (WS 485.5)

DURING PERIODIC CHECK, FOUND CRACK IN THE LEFT WING RIB, WS 485.5. REPAIRED PER EA 98-094922.

Part: FITTING — CRACKED (NR 3 TE FLAP)

DURING PERIODIC CHECK, FOUND 1 .5 INCH CRACK IN NR 3 FLAP HINGE ATTACH FITTING INTERIOR RIGHT SIDE FLAP. REPLACED FITTING PER SRM 51-30-5 AND 51-30-2.