N76201

Part: DUCT — CRACKED (ZONE 400) · airframe 70,178 hrs · 30,358 cycles

RETURNED, EMER WAS DECLARED & LANDING WAS UNEVENTFUL. ACFT WAS OVERWEIGHT. DURING CRUISE AT FL 310 FLIGHT ATTENDANT REPORTED EXCESSIVE & ABNORMAL VIBRATION FROM ROW 24 REARWARD TO THE AFT OF THE ACFT. NO ENG INDICATIONS, VARIED POWER SETTINGS TO ISOLATE VIBRATION UNABLE TO VARY. FOUND NR 1 ENG INTERNAL BLEED DUCT CRACKED. R & R NR 1 ENG IAW MCM 71-91-99. OVERWEIGHT LANDING MCM 05-91-29 ACCOMPLISHED. SYS CHECKED NORMAL.

Part: SWITCH — INOPERATIVE (LE SLAT) · airframe 69,248 hrs · 29,850 cycles

SLAT DISAGREE WARNING ON FINAL APPROACH. EMER DECLARED FLIGHT LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED FLAP SLAT HANDLE SWITCH & AFT AUTO SLAT ACTUATOR. SYS GND CHECKED NORMAL OPERATION CLOSED.

Part: PUMP — LEAKING (HYDRAULIC SYS) · airframe 69,087 hrs · 29,765 cycles

LOSS OF RT SIDE HYD SYS DURING APPROACH. FLIGHT LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED LEAKING ELEC MOTOR DRIVEN AUXILIARY PUMP. SYS GND CHECKED NORMAL OPERATION CLOSED.

Part: STRUT — DEFECTIVE (NLG) · airframe 68,065 hrs · 29,243 cycles

COS CREW REPORTED NLG WILL NOT RETRACT ON CLIMB OUT. EMERGENCY DECLARED FLIGHT RETURNED COS LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. ACCOMPLISHED NOSE STRUT RE-PACK. SYS GND CHECKED NORMAL OPERATION CLOSED.

Part: SKIN — CRACKED (FUSELAGE) · airframe 68,054 hrs · 29,235 cycles

SKIN CRACKED AT AFT CUTOUT AFT RT NLG DOOR. INSTALLED SKIN DOUBLER IAW SRM 53-05-00 FIGURE 62.

Part: STOP FITTING — CRACKED (CARGO DOOR) · airframe 68,054 hrs · 29,235 cycles

MID CARGO DOOR FWD LOWER STOP PAD BRACKET CRACKED. INSTALLED NEW FITTING IAW SMR 51-30-05.

Part: ANGLE — CRACKED (PYLON) · airframe 68,054 hrs · 29,235 cycles

CRACK IN PYLON TO FUSELAGE ANGLE. INSTALLED REPAIR ANGLE IAW AARD 54-20-00-1.

Part: RIB — CRACKED (LT WING) · airframe 68,054 hrs · 29,235 cycles

LT WING NR 4 TRACK, INBD RIB CRACKED AFT OF LOWER PULLEY LUG. INSTALLED DOUBLER & WASHER IAW EA MD80-57-033207.

Part: DUCT — BLOWN (AC BAY) · airframe 66,652 hrs · 28,490 cycles

TAIL COMPARTMENT HIGH TEMPERATURE LIGHT & PRESSURIZATION FLOW LIGHT ILLUMINATED, RT & LT PACKS FAILED. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. FOUND LT HAND AIR CYCLE MACHINE HOSE DUCT BLOWN & PERI SEALS COMING OFF AT FLOW CONTROL VALVE. REPLACED DUCT & PERI SEALS. SYSTEM GROUND CHECKED NORMAL.

Part: POSITION SENSOR — WEAK (LE SLAT) · airframe 64,112 hrs · 27,140 cycles

ORD - CREW REPORTED SLAT DISAGREE LIGHT ON APPROACH WITH FLAP SLAT HANDLE IN SLAT EXTEND POSITION. RECYCLED HANDLE AND LIGHT WENT OUT. EMERGENCY DECLARED FLIGHT LANDED ORD WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED WEAK SLAT POSITION SENSOR AND ADJUSTED SLAT CONTROL VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.

Part: LENS — MISSING (CABIN) · airframe 63,058 hrs · 26,592 cycles

SEAT 6E FORWARD EMERGENCY LIGHT MISSING LENS. REPLACED LENS FOR SEAT 6E FORWARD EMERGENCY LIGHT. OPS CHECK NORMAL.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 63,058 hrs · 26,592 cycles

SEAT 9B OVERHEAD EMERGENCY LIGHT INOPERATIVE. REPLACED LAMP FOR SEAT 9B OVERHEAD EMERGENCY LIGHT. OPS CHECK NORMAL.

Part: LIGHT — MISSING (CABIN) · airframe 63,058 hrs · 26,592 cycles

SEAT 6E FORWARD EMERGENCY LIGHT MISSING LAMPS. REPLACED LAMPS FOR SEAT 6E FOR EMERGENCY LIGHT. OPS CHECK NORMAL.

Part: DOOR FRAME — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

MID CARGO - CORROSION ON DOOR BEAM AROUND NUTS AND FASTENER HEADS AT DOOR OPENING. CORROSION REMOVED PER SRM 51-10-03. INSTALLED BEAM DOUBLER PER AARD 53-10-00-3 AND EA MD80-53-015410.

Part: CUSP WEB — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

LEFT CUSP SHEET STATIONS 1098 TO 1174 CORROSION BEYOND LIMITS. INSTALLED NEW CUSP SHEET PER AARD 51-10-00-5.

Part: STRAP — GOUGED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

GOUGES IN FRAME STRAP UNDER RIGHT TIE DOWN TRACK STATIONS 429 AND 434. INSTALLED GUSSETT STRAP PER SRM 51-30-02 AND SRM 51-30-05.

Part: CUSP WEB — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

CORROSION ON BOTTOM OF LEFT CUSP STATION 1176. INSTALLED LEFT CUSP SHEET STATIONS 1174 TO 1250 PER AARD 53-20-00-16.

Part: PAN — CORRODED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

FORWARD CARGO - CORROSION ON DOOR PAN AROUND DOOR STOP FITTINGS AT LOWER THRESHOLD AREA. REPLACED FORWARD CARGO LOWER DOOR PAN PER SRM 53-05-00.

Part: SKIN — DAMAGED (CARGO DOOR) · airframe 59,787 hrs · 24,969 cycles

AFT CARGO DOOR SKIN HAS NUMEROUS GOUGES AND SCRATCHES. REMOVED DAMAGED SKIN AND REPLACED WITH NEW SKIN PER ESO 80174.

Part: SEAT TRACK — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

NUMBER 2 SEAT TRACK IS OUT OF LIMITS AT STATIONS 1301 TO 1303. INSTALLED SEAT TRACK NUMBER 2 FROM STATIONS 1260 TO 1309 AS PER SRM 53-05-00 FIGURE 4F.

Part: TRACK — DAMAGED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

HEAVY CARGO/AFT- RIGHT TIE-DOWN TRACK CORRODED AT SCREW HEAD AT STATION 1098. INSTALLED NEW RIGHT TIEDOWN TRACK SECTION AND SPLICE PER SRM 53-05-00 FIGURE 4G.

Part: WEB — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

SUB-FLOOR BELOW INBOARD AFT G-2 GALLEY MOUNT IS CORRODED AT STATION 218. INSTALLED DOUBLER PER AARD 53-20-00-5.

Part: TRACK — CORRODED (FUSELAGE) · corrosion level 2 · airframe 59,787 hrs · 24,969 cycles

CORROSION ON RIGHT TIE DOWN TRACK 1212. REMOVED AND REPLACED TIE DOWN TRACK PER 51-10-00-5.

Part: WEB — CORRODED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

CORROSION ON SUB-FLOOR BELOW G-1 GALLEY DRAIN PAN. INSTALLED REPAIR DOUBLER ON SUB-FLOOR BELOW G-1 GALLEY DRAIN PER AARD 53-20-00-16.

Part: CUSP WEB — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

LEFT CUSP IS CRACKED AT APPROXIMATE STATION 225. REMOVED AND REPLACED CUSP SHEET PER AARD 53-20-00-16.

Part: ISOLATOR — DAMAGED (RT PYLON) · airframe 59,787 hrs · 24,969 cycles

RIGHT ENGINE PYLON ISOLATOR GRAY RUBBER O-RING SEALANT LOOSE. NEW ISOLATOR INSTALLED PER MM 71-20-00-04.

Part: PAN — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

RIGHT STATION 946 FORWARD UPPER WINDOW PAN EAR IS CRACKED. REPAIRED PER AARD 53-10-00-25.

Part: PAN — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

FORWARD LOWER WINDOW PAN TAB CRACKED STATION 984 RIGHT. INSTALLED REPAIR ANGLE PER AARD 53-10-00-25.

Part: PAN — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

RIGHT STATION 946 FORWARD LOWER WINDOW PAN EAR IS CRACKED. REPAIRED PER AARD 53-10-00-25.

Part: PAN — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

RIGHT STATION 845 FORWARD UPPER WINDOW PAN EAR IS CRACKED. REPAIRED PER AARD 53-10-00-25.

Part: PAN — CRACKED (FUSELAGE) · airframe 59,787 hrs · 24,969 cycles

FORWARD LOWER WINDOW PAN TAB CRACKED STATION 984 LEFT. INSTALL REPAIR ANGLE PER AARD 53-10-00-25.

Part: PIN — LOOSE (OIL SYSTEM) · airframe 59,693 hrs · 24,922 cycles

ABQ - CAPTAIN REPORTED LEFT ENGINE OVERHEAT INDICATION AT 33000FT. ENGINE OIL TEMPERATURE REDLINED. CREW WENT THROUGH QRH AND SHUTDOWN LEFT ENGINE (SINGLE ENGINE TIME 18 MINUTES). EMERGENCY DECLARED FLIGHT RETURNED ABQ LANDED WITHOUT INCIDENT. FOUND AND RE-CRIMPED PIN AT OIL TEMPERATURE SENSOR CONNECTOR. SYSTEM GROUND CHECK NORMAL OPERATION.

Part: WIRE — BROKEN (OIL SYSTEM) · airframe 59,480 hrs · 24,814 cycles

JAX - CREW REPORTED LEFT ENGINE HIGH OIL TEMPERATURE INDICATION. LEFT ENGINE WAS SHUTDOWN (SINGLE ENGINE TIME 30 MINUTES). EMERGENCY DECLARED FLIGHT RETURNED JAX LANDED WITHOUT INCIDENT. FOUND BROKEN WIRE ON OIL TEMP BULB CONNECTOR. REPINNED WIRE. SYSTEM GROUND CHECK NORMAL OPERATION.

Part: BATTERY — NOT SEATED (CABIN) · airframe 58,240 hrs · 24,231 cycles

CEILING EMERGENCY LIGHTS INOPERATIVE FROM ROW 22 TO ROW 26. RESEATED BATTERIES IN BIN 24. OPS CHECKED NORMAL.

Part: BATTERY — NOT SEATED (CABIN) · airframe 58,240 hrs · 24,231 cycles

TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. RESEATED BATTERIES IN THE AFT LAVATORY. OPS CHECKED NORMAL.

Part: WIRE — BROKEN (CABIN) · airframe 58,240 hrs · 24,231 cycles

EMERGENCY SIGN INOPERATIVE ACROSS FROM FIRST CLASS LAVATORY. REPAIRED BROKEN WIRE BEHIND FORWARD GALLEY EMERGENCY EXIT SIGN. OPS CHECKED NORMAL.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 58,240 hrs · 24,231 cycles

CEILING EMERGENCY LIGHTS INOP ROW 7 TO ROW 11. REMOVED AND REPLACED BATTERY IN BIN 9DEF. OPS CHECKED NORMAL.

Part: GENERATOR — FAULTY (LEFT) · airframe 57,929 hrs · 24,066 cycles

DFW - CREW REPORTED CAPTAIN`S INSTRUMENTS FAILED ON FINAL APPROACH. ACCOMPLISHED GO-AROUND TO RESTART THE AUXILIARY POWER UNIT. EMERGENCY DECLARED LANDED DFW WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED X-TIE RELAY. REPLACED LEFT GENERATOR AND LEFT CONSTANT SPEED DRIVE. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: GENERATOR — FAILED (LT ENGINE) · airframe 56,054 hrs · 23,209 cycles

LEFT GENERATOR FAILED ON CLIMBOUT. STARTED APU AND AFTER POWERING BUS FOR 30 SECONDS APU HAD FAULT LIGHT AND SHUT DOWN. RETURNED TO ORD AND LANDED WITHOUT INCIDENT. REPLACED APU P2 SENSOR AND REPLACED LEFT ENGINE CONSTANT SPEED DRIVE GENERATOR.

Part: DOUBLER — PUNCTURED (FUSELAGE) · airframe 55,884 hrs · 23,139 cycles

PUNCTURE IN DOUBLER SKIN AT HINGE CUTOUT ON AFT LEFT DOOR. INSTALLED DOUBLER PER SRM 53-05-00.

Part: STOP FITTING — CRACKED (CARGO DOOR) · airframe 55,852 hrs · 23,120 cycles

AFT CARGO DOOR AFT SIDE 3RD FROM LOWER STOP PAD FITTING IS CRACKED. REMOVED AND REPLACED AFT SIDE 3RD FROM LOWER STOP PAD FITTING WITH NEW PER ESO 80174.

Part: STOP FITTING — CRACKED (CARGO DOOR) · airframe 55,852 hrs · 23,120 cycles

AFT CARGO DOOR AFT SIDE LOWER STOP PAD FITTING CRACKED. REMOVED AND REPLACED AFT SIDE LOWER STOP PAD FITTING WITH NEW PER ESO 80174.

Part: STOP FITTING — CRACKED (CARGO DOOR) · airframe 55,852 hrs · 23,120 cycles

AFT CARGO DOOR FORWARD SIDE LOWER STOP PAD FITTING IS CRACKED. REMOVED AND REPLACED FORWARD SIDE LOWER STOP PAD FITTING WITH NEW PER ESO 80174.

Part: STOP FITTING — CRACKED (CARGO DOOR) · airframe 55,852 hrs · 23,120 cycles

FORWARD CARGO DOOR FORWARD SIDE 3RD FROM BOTTOM STOP PAD FITTING IS CRACKED. REPLACED STOP PAD FITTING PER ESO 80174.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 55,884 hrs · 23,139 cycles

AISLE LIGHTING BATTERY PACK WEAK IN CABIN. REPLACED BATTERY PACK.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 54,217 hrs

SFO - OVERHEAD EMERGENCY EXIT LIGHTS AT ROWS 23 TO 26 INOPERATIVE. REPLACED BATTERY PACK FOR OVERHEAD EMERGENCY LIGHTS AT ROWS 23 TO 26.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

LGA - EMERGENCY LIGHTS AT SEAT ROWS 3 TO 6 INOPERATIVE. REPLACED BATTERY PACK FOR EMERGENCY LIGHTS AT SEAT ROWS 3 TO 6. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS)

SAN - EMERGENCY LIGHT AT FORWARD RIGHT DOOR INOPERATIVE. REPLACED BATTERY PACK FOR EMERGENCY LIGHT AT FORWARD RIGHT DOOR. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: VALVE — LEAKING (RIGHT ENGINE)

SEA - ON GROUND, SMOKE IN CABIN AFTER APU STARTED AND PACKS TURNED ON. FOUND HYDRAULIC LEAK AROUND RIGHT ENGINE THRUST REVERSER CONTROL VALVE. REPLACED PIPE ASSEMBLY FOR HYDRAULIC LEAK AROUND RIGHT ENGINE THRUST REVERSER CONTROL VALVE. REPLACED THE APU ASSEMBLY DUE TO HYDRAULIC FLUID INGESTION. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

LGA - EMERGENCY LIGHTS AT INBOARD OF RIGHT AFT LAVATORY INOPERATIVE. REPLACED BATTERY PACK FOR EMERGENCY LIGHTS AT INBOARD OF RIGHT AFT LAVATORY. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: CONNECTOR — INOPERATIVE (EMERGENCY LIGHTS)

LGA - EMERGENCY LIGHT AT FLOOR LEVEL OPPOSITE OF FORWARD LAVATORY INOPERATIVE. REPLACED PIN AND CONNECTOR FOR EMERGENCY LIGHT AT FLOOR LEVEL OPPOSITE OF FORWARD LAVATORY. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: SOCKET — INOPERATIVE (EMERGENCY LIGHT)

DFW - EMERGENCY LIGHT AT SEAT 7D FORWARD INOPERATIVE. REPLACED LIGHT SOCKET FOR EMERGENCY LIGHT FOR SEAT 7D FORWARD. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

FORWARD OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK FOR FORWARD OVERHEAD EMERGENCY LIGHTS. SYSTEM GROUND CHECKED NORMAL OPERATION. (CLOSED)

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

MIA CEILING EMERGENCY LIGHTS FROM ROW 13 TO 17 INOPERATIVE. REPLACED BATTERY PACK R5-102 FOR OVERHEAD EMERGENCY LIGHTS AT ROWS 13 TO 17. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: CONNECTOR — INOPERATIVE (EMERGENCY LIGHT)

DFW - DURING OVERNIGHT MAINTENANCE, CEILING EMERGENCY EXIT LIGHTS FROM ROW 17-21 INOPERATIVE. TIGHTENED EMERGENCY EXIT LIGHT BATTERY CONNECTOR. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: WEB — CORRODED (FUSELAGE)

TUL - FOUND CORROSION ON LEFT CUSP MEMBRANE STATION 636 TO 674. CUT OUT CORROSION DAMAGED SPOTS AND REPLACED WITH ONE LARGE CUSP DOUBLER PER SRM 53-01 FIGURE NR 403. (M)

Part: SUPPORT — CORRODED (FUSELAGE)

TUL - FOUND CORROSION ON CUSP 'T' AT FORWARD GALLEY SERVICE DOOR, AFT SIDE, STATION 200. REMOVED CORROSION BY BLENDING, TREATED AND PRIMED AREA. INSTALLED DOUBLER PER AARD 53-20-00-14. (M)

Part: COALESCER BAG — DIRTY (A/C BAY)

AUS - FLT 1669 - EN ROUTE HOU-AUS - AFTER TAKEOFF WITH CLIMB POWER SELECTED THE PASSENGER CABIN FILLED WITH A LIGHT FOG/SMOKE AND A VERY LIGHT SMELL OF OIL. DISSIPATED WITHIN A FEW MINUTES PACKS, PRESSURIZATION, ALL ELECTRICAL NORMAL. LANDED AUS WITHOUT INCIDENT. REPLACED COALESCER BAGS IN AIR CONDITIONING SYSTEM. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: APU — LEAKING (APU BAY)

(APU) EN ROUTE, AFTER TAKE OFF CABIN FILLED WITH A HAZE. FLIGHT ATTENDANT IN REAR REPORTED IT WAS DIFFICULT TO SEE FROM REAR TO FRONT OF CABIN. LANDED WITHOUT INCIDENT. REPLACED APU ASSEMBLY DUE TO LEAKING AT INTAKE. ACCOMPLISHED PACK BURN. SYSTEM GROUND CHECKED NORMAL OPERATION.

Part: FILTER — INOPERATIVE (RECIRC FAN)

DEN - FLT 1248 - EN ROUTE DEN-DFW, SHORTLY AFTER TAKEOFF DETECTED SMOKE IN THE CABIN. RETURNED DEN AND LANDED WITHOUT INCIDENT. REPLACED RIGHT AND LEFT SIDE RECIRCULATING FAN FILTERS PER THE MM. NO FURTHER SMOKE NOTED. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DFW - DURING OVERNIGHT MAINTENANCE, FORWARD SECTION AT FIRST CLASS GALLEY EMERGENCY EXIT FLOOR PATH LIGHTING INOPERATIVE. REPAIRED FEED WIRE TO EMERGENCY EXIT FLOOR PATH LIGHT STRIP. (M)

Part: SWITCH — DEFECTIVE (COCKPIT)

DFW - AFTER TAKEOFF TUL WHEN LANDING GEAR RETRACTED, ALL THREE RED LANDING GEAR LIGHTS REMAINED ILLUMINATED WITH NO OTHER ABNORMAL INDICATIONS. AIRCRAFT PROCEEDED TO DFW AND LANDED WITHOUT INCIDENT. REPLACED ALTERNATE GEAR HANDLE SWITCH. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: GEAR ASSY — DAMAGED (NLG)

ORD - FLT 374 - AFTER TAKEOFF ORD WHEN LANDING GEAR RETRACTED, NOSE LANDING GEAR DID NOT RETRACT ACCOMPANIED BY INDICATIONS THAT AIRCRAFT WAS STILL IN GROUND MODE. AIRCRAFT RETURNED TO ORD AND LANDED WITHOUT INCIDENT. REPLACED NOSE LANDING GEAR ASSEMBLY. ACCOMPLISHED LANDING GEAR RETRACTION CHECK, NOSE GEAR STEERING CHECK, GROUND SENSING SYSTEM CHECK AND ALTERNATE GEAR EXTENSION CHECK WITH NO DEFECTS FOUND. SYSTEMS GROUND CHECKED NORMAL OPERATION. (M)

Part: SPACERS — MISINSTALLED (NLG STRUT)

TUL - FLT 1404 - AFTER T/O TUL WHEN LANDING GEAR RETRACTED, NOSE LANDING GEAR DID NOT RETRACT. EXTENDED LANDING GEAR AND A/C RETURNED TO TUL, LANDING OVERWEIGHT WITHOUT INCIDENT. SERVICED NOSE LANDING GEAR STRUT WITH OIL AND NITROGEN AND ACCOMP OVERWEIGHT LANDING INSPECTION WITH NO DEFECTS FOUND. A/C REDEPARTED AND PROBLEM REPEATED. A/C RETURNED TO TUL AND LANDED OVERWEIGHT WITHOUT INCIDENT. REMOVED NOSE LANDING GEAR INNER CYLINDER AND CORRECTED INSTALLATION RETRACTION CHECK WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED NORMAL OPERATION. ACCOMPLISHED OVERWEIGHT LANDING INSPECTION WITH NO DEFECTS FOUND. ACCOMP FUNCTIONAL CHECK FLIGHT WITH NO DEFECTS FOUND. SYSTEM OPS CHECKED NORMAL. (M)

Part: CONNECTOR — BROKEN (CABIN)

SFO - DURING OVERNIGHT CHECK, EMERGENCY FLOOR LIGHTS BETWEEN PAX SEAT ROWS 1 THROUGH 4 IN FIRST CLASS CABIN INOPERATIVE. REPLACED BROKEN EMERGENCY FLOOR LIGHT CONNECTOR BY PAX SEAT ROW 1. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: SENSOR — DEFECTIVE (NLG)

DFW - FLT 0619 - AFTER TAKEOFF WHEN GEAR HANDLE WAS RAISED, ALL GREEN GEAR INDICATING LIGHTS WENT OUT. NOSE GEAR RED INDICATING LIGHT REMAINED ILLUMINATED. GEAR DOOR OPEN LIGHT WAS OUT. LOWERING THE GEAR HANDLE RESULTED IN NORMAL INDICATION FOR GEAR DOWN. RETURNED TO DFW AND LANDED OVERWEIGHT WITHOUT INCIDENT. REPLACED NOSE GEAR UP/DOWNLOCK SENSOR. PERFORMED REQUIRED INSTALLATION AND OPERATION CHECKS INCLUDING NOSE GEAR SWING. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)