N7467U

Part: HOSE — LEAKING (B HYD SYS) · airframe 57,789 hrs · 33,361 cycles

ABOUT 5 TO 10 MINUTES OUT OF DEN AIRCRAFT LOST ''B'' HYDRAULIC SYSTEM. LANDED UNDER AMBER ALERT. *S/D* REPLACED ''B'' SYSTEM PUMP PRESSURE LINE TO PRESSURE MODULE. ALSO CHANGED RETURN FILTERS. SERVICED HYDRAULIC FLUID TO FULL. PRESSURE CHECKED OK, NO LEAKS ON GROUND.

Part: COVER — MISSING (CABIN) · airframe 57,690 hrs · 33,313 cycles

EMERGENCY EXIT FLOOR STRIP AT AFT LEFT DOOR IS MISSING ORANGE 2 FOOT STRIP. *S/D* REPLACED ORANGE STRIP, GROUND CHECKS NORMAL.

Part: BATTERY — DISCHARGED (CABIN) · airframe 57,074 hrs · 32,944 cycles

EMERGENCY LIGHTS INOPERATIVE AT L1 DOOR ENTRY, LEFT HAND SIDE ABOVE OVERWING EXIT DOORS (ROWS 14 AND 156ABC) AND OVERWING EXTERIOR AT STATION 940 RIGHT SIDE. *S/D* RECONNECTED LOOSE EEL STRIP AND REPLACED A BATTERY CARTRIDGE ASSEMBLY AT STATION 940 RT SIDE. OPERATIONAL CHECK NORMAL.

Part: FITTING — CORRODED (VERTICAL STAB) · airframe 56,379 hrs · 32,539 cycles

DURING A HEAVY MAINTENANCE VISIT CORROSION WAS FOUND ON THE LUG HOLE OF THE VERTICAL STABILIZER UPPER CLOSURE RIB FITTING (P/N 65-4233-16). THE CORROSION WAS REMOVED BY SPOTFACING AND OVERSIZING OF THE LUG BORE. A BUSHING WAS INSTALLED TO RESTORE THE HOLE TO THE ORIGINAL DIAMETER. THIS REPAIR WAS CLASSIFIED AS MAJOR AND APPROVED WITH AN 8110-3 FROM BOEING''S DER.

Part: REGULATOR — FAILED (NR 3 STRUT)

AT FLAP RETRACTION NR 3 STRUT OVERHEAT LIGHT CAME ON, LIGHT WENT OUT WHEN THROTTLE RETARDED. KEPT THROTTLE AT IDLE UNTIL LANDING. RETURNED TO ORD. *S/D* HIGH DUCT PRESSURE. REPLACED HIGH STAGE REGULATOR.

Part: FAN — FAILED (LT PACK)

AT PUSH BACK LEFT PACK TRIPPED AND CABIN FILLED WITH SMOKE. *S/D* REPLACED LEFT HAND GROUND COOLING FAN DUE TO FAILURE.

Part: ESSENTIAL POWER — LOSS (NR 3 ENGINE)

ABORTED TAKEOFF AT 88 KNOTS DUE TO LOSS OF ESSENTIAL POWER. NR 3 ENGINE OIL TEMPERATURE GAUGE DEAD. OIL PRESSURE 25 PSI ON TAXI-IN. PRECAUTIONARY SHUT DOWN OF NR 3 ENGINE. *S/D* INSPECTED MAIN OIL SCREEN AND CSD MAGNETIC PLUG. NO METAL FOUND. ACCOMPLISHED VISUAL CHECK OF ENGINE AND NO DEFECTS NOTED. ACCOMPLISHED TAKEOFF POWER RUN OF ALL ENGINES, ALL PARAMETERS NORMAL. NO ELECTRICAL PROBLEMS FOUND.

Part: FLOW VALVE — LEAKING (TE FLAPS)

A-SYSTEM HYDRAULIC QUANTITY WENT TO ZERO WHEN PUMPS SWITCHED ON. RETURNED TO MHT. *S/D* REPLACED THE FLAP FLOW LIMITING VALVES (P/N 1121 AND 2-10-9.5). ALSO, CHECKED A CASE DRAIN FILTERS. CHECKED BOTH A AND B SYSTEMS.

Part: OVEN CONTROLLER — INOPERATIVE (FWD GALLEY)

FWD GALLEY OVEN OVERHEATED AND PRODUCED SOME SMOKE. *S/D* REPLACED OVERHEATED OVEN AND CONTROLLER.

Part: WARNING LIGHT — MALFUNCTIONED (RT MLG DOOR)

RIGHT GEAR RED LIGHT IS ON, GEAR DOOR LIGHT IS OUT, NO VIBRATION REPORTED.

Part: LAMP — FAILED (CABIN)

EMERGENCY EXIT LIGHT AT DOOR 1R IS INOPERATIVE. *S/D* RELAMPED, SYSTEM CHECKS OKAY.

Part: BATTERIES — DISCHARGED (CABIN)

RT EEL EXIT DOOR PANEL LIGHTS INOPERATIVE. REPLACED BATTERIES.

Part: BATTERY PACK — DISCHARGED (CABIN)

ALL EMERGENCY EXIT LIGHTS IN THE AIRCRAFT ARE OUT, INSIDE AND OUT, FERRIED TO DEN. DEN REPLACED BATTERIES AND AFT STAIR LIGHT UNIT.

Part: SIGN — MALFUNCTIONED (CABIN)

EMERGENCY EXIT LIGHT ABOVE DOOR 1 ILLUMINATES WITH POWER, SWITCH AND BATTERY OFF. REPLACED EXIT SIGN LIGHT ASSEMBLY AT DOOR 1L.