Service difficulty reports · 13
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR Q2SA754013Fan · faultyAT 10,000 FEET, ELECTRICAL SMELL AND LIGHT SMOKE ENTERED THE COCKPIT. COMPLETED SMOKE SOURCE IDENTIFICATION PROCEDURE AND ELECTRICAL SYSTEM SMOKE OR FIRE CHECKLIST. THE SMOKE DISSIPATED ALONG WITH THE SMELL AT LANDING. TAXIED CLEAR OF THE RUNWAY TO PARKING SDR Q2SA754012Line · looseNR 1 HYDRAULIC SYSTEM QUANTITY LOW. RE-TORQUED HYDRAULIC LINE FROM THE NR 1 SYSTEM, RIGHT BODY GEAR DOOR LINE PER AMM 20-11-05, PG 401. OPERATIONAL AND LEAK CHECKED NORMAL PER AMM 29-11-00, PG 501. OK FOR SERVICE.SDR Q2SA754011Sequence Valve · crackedAFTER DEPARTURE FROM JNB, NR 1 ENGINE EDP AND ADP LOW HYDRAULIC PRESSURE LIGHTS ILLUMINATED. HYDRAULIC PRESSURE AND QUANTITY INDICATED "0". PERFORMED QRH PROCEDURES FOR AFFECTED HYDRAULIC SYSTEM. DECLARED EMERGENCY INBOUND TO ADD.SDR Q2SA754010Fan · vibrationFLIGHT DECK FAN RUMBLES WITH OCCASIONAL BURNED ODOR, SWITCHED OFF AND CIRCUIT BREAKER PULLED. PERFORMED SMOKE INSPECTION REFERENCE AMM 5-51-00, NO DEFECTS NOTED. REMOVED AND REPLACED RECIRCULATING FAN IAW AMM 21-25-06, OPS CHECKED NORMAL IAW 21-25-06.SDR Q2SA754009Connector · damagedDURING INITIAL CLIMB, THE FIRE ENGINE WARNING BELL FOR NR1 ENGINE SOUNDED BRIEFLY. AT THAT TIME THE CREW PERFORMED AN INSTRUMENT SCAN AND FOUND THE ENGINE INDICATIONS WERE NORMAL. APPROX 10 SECONDS LATER, THE NACELLE TEMP WENT FULL SCALE AND THE FIRE BELL SOUNSDR Q2SA754008Connector · looseNR 1 LEFT L1 LOWER LOCK WIRE SMOKES IN FLIGHT EACH TIME HEAT CYCLES TO WINDOW. RE-SECURED L1 WINDOW HEAT CONNECTIONS AND OPS CHECKED IAW B747 AMM 30-40-00. OPS CHECK GOOD, NO DEFECTS NOTED. ADDITIONALLY, PERFORMED SMOKE IN CABIN INSPECTION IAW AMM 5-51-00 PSDR Q2SA754007Unknown · odorON DESCENT, EVIDENCE OF STRONG ELECTRICAL ODOR EMITTING FROM FORWARD INSTRUMENT PANEL. ODOR APPEARS TO GO AWAY WHEN STORM LIGHTS ARE TURNED OFF. PERFORMED CONDITIONAL INSPECTION FOR SMOKE IN CABIN IAW MM 05-51-50. NO SMOKE OR FUMES NOTED.SDR Q2SA754006Clamp · looseIN CRUISE, ENGINE FIRE WARNING ACTUATED FOR ENGINE NR 2, CREW BROUGHT ENGINE NR 2 TO IDLE POWER AND OPTED TO SHUTDOWN THE ENGINE IN ACCORDANCE WITH QUICK REFERENCE HANDBOOK. NO ENGINE FIRE EXTINGUISHING DEVICE WAS USED, CREW CONTINUED FLIGHT TO DGAA AND LANDESDR Q2SA754005Sequence Valve · faultyON CLIMBOUT OF WIII, AFTER GEAR RETRACTION, WITH THE GEAR HANDLE IN THE UP POSITION THE NOSE LANDING GEAR HAD AN UNWANTED EXTENSION AND RETRACTION CYCLING. CREW CYCLED THE GEAR DOWN AND BACK UP, AND WITNESSED THE SAME PHENOMENON WITH THE NOSE LANDING GEAR ANDSDR 754004Computer · no testAUTOPILOT A WILL NOT ENGAGE AND AUTOPILOT B IS ALREADY DEFERRED. DUMPED FUEL AND DIVERTED INTO RKSI. AUTOPILOT A ROLL COMPUTER DOES NOT PASS SELF TEST. REPLACED AUTOPILOT A ROLL COMPUTER AND AUTOPILOT B MONITOR LOGIC UNIT.SDR 754003Cadc · malfunctionedAUTOPILOT B ALTITUDE HOLD WOULD NOT CAPTURE OR HOLD ALTITUDE. VERTICAL SPEED COMMAND UNUSABLE AND MANUAL PITCH WHEEL CONTROL UNUSABLE. AUTOPILOT A PREVIOUSLY DEFERRED. REMOVED AND REPLACED CADC TO CORRECT AUTOPILOT B. REMOVED AND REPLACED P10 PANEL TO RESOLSDR 754002Control System · unstableDURING CLIMB-OUT, THE VERTICAL SPEED WHEEL MOVED TO FULL NOSE UP POSITION WITH "B" AUTOPILOT SELECTED. IN CRUISE AUTO STAB "B" LIGHT ILLUMINATED SEVERAL TIMES. AT FL 340 WITH ALTITUDE HOLD SELECTED, VERTICAL SPEED VARIED +/- 2000 FPM. WITH AUTOPILOT OFF, THESDR 754001Fire Loop · inoperativeDURING CLIMB-OUT, APU FIRE BELL AND LIGHTS ACTIVATED. APU FIRE CHECKLIST PERFORMED BUT DID NOT STOP BELL RINGING OR LIGHTS FLASHING. SELECTED FIRE WARNING SYSTEM "A" AND CONDITION CLEARED. INSPECTED APU COMPARTMENT AND FOUND NO EVIDENCE OF FIRE. FOUND APU