Boeing 747-123

Service difficulty reports · 2,292

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duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = '747123'
  ORDER BY difficulty_date DESC"

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SDR UPS96406059Frame · deformedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1740, STR 10 - 15, DEFORMED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.4.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406058Frame · deformedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1900, STR 10 - 14, DEFORMED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.4.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406057Frame · deformedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1800 STR 10 - 15, DEFORMED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406056Frame · crackedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1780, STR 10 - 15, DEFORMED AND CRACKED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406055Frame · crackedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1820, STR 10 - 16, DEFORMED AND CRACKED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406054Frame · deformedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1880, STR 10 - 15, DEFORMED. REPAIRED FRAME IAW SRM 51-40-03, FIG. 2.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406053Frame · crackedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED FRAME AT BS 1760, STR 10 - 15, DEFORMED AND CRACKED. REPAIRED FRAME IAW SRM 51-40-03.Mar 19, 1996 · N676UP · Boeing 747123 · Fuselage Main, FrameSDR UPS96406051Rib · crackedWHILE IN FOR "C" CHECK AT AMS, MAINTENANCE REPORTED LT L/E INTERIOR INBOARD OF PYLON NR 1 RIB CRACKED UPPER CHORD AT ILES 1094.25. REPLACED RIB IAW SRM 51-30-02.Mar 19, 1996 · N676UP · Boeing 747123 · Wing, Rib/BulkheadSDR P5CA9600164Skin · corrodedFOUND DISHED RIVETS, POUCHED SKIN, AND CORRODED CLIP AT BS 480 BETWEEN STR 42R AND STR 43R, LOWER RT FUSELAGE. REMOVED DISHED RIVETS, CUT OUT SKIN AND REPLACED WITH FILLER AND DOUBLER PER SRM 53-30-03. BLENDED OUT CORROSION, REMOVED AND REPLACED NEW CLIP PERMar 18, 1996 · N858FT · Boeing 747123 · Fuselage Main, Plate/SkinSDR P5CA9600161Tr Unit · malfunctionedNR 3 ENGINE OVERTEMPED IN REVERSE, EGT REACHED 920 DEGREES. VISUALLY INSPECTED ENGINE INTAKE AND TAILPIPE, NO DAMAGE FOUND. REVERSER DEACTIVATED, PENDING RABS SYSTEM CHECK AT JFK.Mar 17, 1996 · N859FT · Boeing 747123 · Engine Thrust ReverserSDR P5CA9600160Prbc Line · leakingAT TOP OF DESCENT, NR 4 ENGINE COMPRESSOR STALLED WITH EGT RISE, SHUTDOWN ENGINE AND RESTARTED. ENGINE STARTED AND STABILIZED NORMALLY, USED ENGINE FOR REMAINDER OF FLIGHT, OPS NORMAL. PERFORMED BLEED CHECK, BORESCOPE AND PT2 LEAK CHECK, FOUND FLEX LINE FROMMar 16, 1996 · N858FT · Boeing 747123 · Compressor Bleed ControlSDR UPS96405650Deck Heater · malfunctionedCREW REPORTED STRONG ELECTRICAL SMELL BEGAN DURING DESCENT. ISOLATED TO RT UPPER DECK HEATER. NO ABNORMAL INDICATIONS, BUT BURNING SMELL RECURRED WITH RT UPPER DECK HEATER ON. DEFFERED RT UPPER DECK HEATER, M 10789 ASSIGNED PER MEL SEQ NR 21-18-2.Mar 8, 1996 · N672UP · Boeing 747123 · Heating SystemSDR P5CA9600156Wire · shortedWHEN LEADING EDGE DEVICES WERE EXTENDED, THE NR 2 INDICATED AMBER. AIRCRAFT RETURNED TO BLOCKS. FOUND WIRING AT THE NR 2 POSITION SWITCH WAS SHORTING TO GROUND. REPAIRED IAW STANDARD WIRING PRACTICES 20-10-13.Mar 8, 1996 · N858FT · Boeing 747123 · Leading Edge Slat Position Indicating SystemSDR P5CA9600154Circuit Breaker · failedAIRCRAFT RETURNED TO BLOCKS DUE TO FAILURE OF ALL RADIO/AIR DATA INSTRUMENTS ON CAPTAIN'S SIDE. FOUND ESSENTIAL RADIO BUS C/B OPEN, DUE TO HISTORY OF C/B OPENING REPLACED C/B. CHECKED SYSTEM PER MM 34-13-00 AND 24-50-02.Mar 3, 1996 · N859FT · Boeing 747123 · AC Power Distribution SystemSDR UPS96405969Stringer · corrosionMAINTENANCE REPORTED, BETWEEN STA 920 TO 940 STR 35 RT STRINGER IS CORRODED. CORROSION OUT OF LIMITS PER SRM 53-10-01. REPAIRED STR PER SRM 53-1003.Mar 2, 1996 · N676UP · Boeing 747123 · Fuselage Main, Longeron/StringerSDR P5CA9600147Panel · delaminatedFOUND UPPER LEFT WING COMPOSITE PANEL AT ROOT DELAMINATED AT LEADING EDGE. REMOVED AND REPLACED PANEL IAW SRM 51-30-02.Feb 22, 1996 · N859FT · Boeing 747123 · Wing, Plate/SkinSDR P5CA9600146Skin · delaminatedFOUND TEMPORARY COMPOSITE REPAIR DELAMINATED AT RIGHT OUTBOARD ELEVATOR INBOARD TRAILING EDGE. REMOVED AND REPLACED SKIN FROM RIGHT OUTBOARD ELEVATOR IAW SRM 51-40-12.Feb 22, 1996 · N859FT · Boeing 747123 · Elevator, Plate/SkinSDR P5CA9600145Nose Cowl · delaminatedFOUND NR 1 ENGINE NOSE COWL INLET ACOUSTICAL PANEL AT THE 8 O'CLOCK POSITION IS DELAMINATING AT THE CORNER OF OUTER PANEL. FABRICATED REPAIR DOUBLER AND INSTALLED IAW SRM 54-30-03 AND 51-10-01.Feb 21, 1996 · N859FT · Boeing 747123 · Engine Cowling SystemSDR P5CA9600152Skin · corrodedFOUND LEVEL ONE CORROSION ON LOWER LEFT WING SKIN AT APPROX STATION 300. REMOVED CORROSION IAW SRM 51-10-01, FOUND WITHIN LIMITS.Feb 19, 1996 · N859FT · Boeing 747123 · Wing, Plate/SkinSDR P5CA9600144Skin · corrodedFOUND LOWER LEFT HAND WING SKIN WITH LEVEL ONE CORROSION AT APPROX STATION 300. REMOVED CORROSION IAW SRM 51-10-01.Feb 19, 1996 · N859FT · Boeing 747123 · Wing, Plate/SkinSDR P5CA9600143Egt Indication · highON TAKEOFF, NR 3 EGT WENT TO 920 DEGREES FOR APPROX 45 SECONDS. ALL OTHER INDICATIONS NORMAL AND NO ABNORMAL PERFORMANCE FOR REST OF FLIGHT. PERFORMED REQUIRED INSPECTIONS FOR CATEGORY A ITEMS PER MM 72-00-00 PG 680L 3 B, SATISFACTORY.Feb 19, 1996 · N858FT · Boeing 747123 · Engine EGT/TIT Indicating SystemSDR 96UAL900115Pusher Tube · failed testDURING OVERHAUL, DOOR 2 SLIDE FAILED AIR RETENTION TEST DUE TO POROSITY ON THE TOP PUSHER TUBE. PUSHER TUBE REPLACED BY OEM.Feb 14, 1996 · N154UA · Boeing 747123 · Emergency EquipmentSDR 96UAL900114Slide · failed testDURING OVERHAUL, DOOR 2 RIGHT SLIDE FAILED AIR RETENTION TEST DUE TO POROSITY ON BOTH FILL TUBES, TOP PUSHER TUBE AND CROSS TUBE. PATCHED AREAS OF POROSITY.Feb 14, 1996 · N153UA · Boeing 747123 · Emergency EquipmentSDR P5CA9600134Engine · failedON CLIMBOUT, NR 4 FILTER BYPASS LIGHT CAME ON LEAVING 5,000 FEET. THE NR 4 THROTTLE RETARDED TO IDLE, OIL QTY WENT TO ZERO, OIL TEMP TO 150, SHUTDOWN ENGINE, DUMPED FUEL AND RETURNED TO CALI. ENGINE DID NOT SURGE, TAKEOFF EGT WAS NORMAL, ZERO OIL PRESSURE DUFeb 11, 1996 · N858FT · Boeing 747123 · Engine (Turbine/Turboprop)SDR P5CA9600133Fuel Filter · contaminatedAFTER LEAVING BLOCKS, WHILE ADVANCING POWER, NR 2 ENGINE FLAMED OUT. INSPECTED ENGINE, FOUND MAIN FUEL FILTER CONTAMINATED WITH DIRT, PAINT AND DEBRIS. REPLACED FUEL FILTER IAW MM 73-21-02, FUEL PUMP AND FCU IAW MM 73-11-01, OPS CHECK NORMAL. AS PRECAUTIONAFeb 9, 1996 · N858FT · Boeing 747123 · Engine Fuel DistributionSDR UPS405318Floorbeam · corrodedWHILE IN FOR C-CHECK AMS MAINTENANCE REPORTED, FLOORBEAM UPPER CHORD CORRODED AT BS 1580 LBL 0. REMOVED AND REPLACED FLOORBEAM IAW SRM 51-40-04.Jan 25, 1996 · N674UP · Boeing 747123 · Fuselage Main, Floor BeamSDR 96UAL900057Battery · dischargedEMERGENCY LIGHTS INOP IN THE CEILING AT ROW 38 AND LAVATORY 117. REPLACED BATTERY PACK AND CHECKS OK.Jan 23, 1996 · N153UA · Boeing 747123 · Emergency LightingSDR UPS405244Light · inoperativeMAINTENANCE REPORTED, CABIN DOOR EMERGENCY LIGHT INOP. CLEANED CONTACTS, OPS CHECK OK.Jan 19, 1996 · N675UP · Boeing 747123 · Emergency LightingSDR P5CA9600001Control Box · failedDEPARTING KHV, TOWER ADVISED RUBBER LEFT ON RUNWAY. ON ARRIVAL ANC, DISCOVERED NR 11 TIRE BLOWN, HOLE IN WING-BODY FAIRING, 18 OF CONDUIT MISSING FROM RT BG STRUT. REPLACED ANTI-SKID BOX DUE TO FAILED BITE CHECK IAW MM 32-42-00, 3 TIRES IAW MM 32-45-01. PERJan 17, 1996 · N859FT · Boeing 747123 · Brake Anti-Skid SectionSDR UPS405334Keel Beam · corrodedWHILE IN FOR C CHECK AT AMS, MAINTENANCE, FOUND CORROSION ON CENTERLINE KEELBEAM WEB INSIDE BSTA 1242. REPAIRED AS REQUIRED PER SRM 51-10-01, AND KLM DTZ 96-011.Jan 12, 1996 · N674UP · Boeing 747123 · Fuselage Main, KeelSDR UPS405284Spar · corrodedAMS - WHILE IN FOR C-CHECK, CORROSION ON LWR FRONT SPAR CHORD BBSTA 1000 NEAR STA 38L. REMOVED CORROSION PER SRM 57-10-01 FIG 1, OUT OF LIMIT. REWORKED CORROSION SPOT PER KLM DFX 96-001 BOEING APPROVAL.Jan 9, 1996 · N674UP · Boeing 747123 · Wing SparSDR 95UAL900343Engine · flamed-outENGINE FLAME-OUT ON LANDING.Dec 26, 1995 · N157UA · Boeing 747123 · Engine (Turbine/Turboprop)SDR UPS405145Eel · inoperativeMAINTENANCE REPORTED, EMERGENCY LIGHT ON MAIN CARGO DECK INOP AT POS 3L WEAK. REMOVED AND REPLACED LIGHT MODULE AT MAIN DECK STATION 600 LT PER MM 33-51-00.Dec 18, 1995 · N673UP · Boeing 747123 · Emergency LightingSDR UPS405149Battery · dischargedMAINTENANCE REPORTED, 3 EMERGENCY EXIT LIGHTS OUT IN MAIN DECK, 1 IN L1 ENTRY DOOR AND 2 ON CEILING. ITEM DEFFERED.Dec 16, 1995 · N671UP · Boeing 747123 · Emergency LightingSDR UPS405151Battery Pack · dischargedMAINTENANCE REPORTED, CREW SERVICE DOOR 2 EMERGENCY EXIT LIGHTS INOP AT TOP OF DOOR FRAME. REMOVED AND REPLACED BATTERY PACK.Dec 15, 1995 · N672UP · Boeing 747123 · Emergency LightingSDR UPS405144Fire Loop · malfunctionedWHILE IN FLIGHT AND WITH APU OFF, APU DET LOOP-A ILLUMINATES OCCASIONALLY, SETTING OFF APU FIRE SIGNAL. APU FIRE LOOP-A PLACARDED INOP PER MEL 26-7 ASSIGNED M-103273.Dec 15, 1995 · N671UP · Boeing 747123 · Fire DetectionSDR P5CA9500870Engine · bird strikeAT 7500 FEET WHILE BEING VECTORED FOR APPROACH AT NIGHT ENCOUNTERED BIRD FLOCK, HAD MULTIPLE BIRD STRIKES. WEATHER CONDITIONS, SCATTERED BROKEN LAYERS. NO ABNORMAL ENGINE OR FLIGHT INSTRUMENT INDICATIONS NOTED, NORMAL APPROACH AND LANDING FOLLOWING BIRD STRIDec 10, 1995 · N859FT · Boeing 747123 · Engine (Turbine/Turboprop)SDR UPS405150Connector · inoperativeFORWARD (LEFT SIDE) EMERGENCY EXIT LIGHT ON CREW SERVICE DOOR INOP. REPLACED CANNON PLUG ON DX 327. REPLACED X325. LIGHTS OPERATE, BUT NOT NORMALLY. CONTINUE ON DMI. PN ON 30-0454-3, P/N OFF 30-0454-3. S/N ON UPS 0470, S/N OFF UP10954.Dec 9, 1995 · N671UP · Boeing 747123 · Emergency LightingSDR UPS405137Eel · inoperativeMAINTENANCE REPORTED FORWARD LT SIDE EMERGENCY EXIT LIGHT ON CREW SERVICE DOOR INOP. DEFERRED DOOR PER MEL 33-13, DEACTIVIATED PER 25-11. MRR FILED OPEN PENDING MX CORRECTIVE ACTION.Dec 9, 1995 · N671UP · Boeing 747123 · Emergency LightingSDR 95UAL900304Skin · crackedON ARRIVAL, FOUND RIGHT HAND WING LEADING EDGE CRACKED, LENGTH 11 INCHES. LOCATION IS APPROXIMATELY 19 INCHES OUTBOARD FROM FUSELAGE. CRACK WAS DETERMINED TO BE FATIGUE INDUCED. CRACK WAS REPAIRED PER 747SRM 57-30-04 AND S/B 57-2090.Dec 8, 1995 · N155UA · Boeing 747123 · Wing, Plate/SkinSDR UPS405135Skin · delaminatedMAINTENANCE REPORTED LEFT WING L/E INBOARD OF NR 2 PYLON HAS DELAMINATION. REPAIRED IAW SRM 51-40-09.Dec 3, 1995 · N674UP · Boeing 747123 · Nacelle/Pylon, Plate/SkinSDR UPS405134Skin · delaminatedMAINTENANCE REPORTED LEFT WING L/E BEHIND LANDING LIGHT HAS DELAMINATION. REPAIRED IAW SRM 51-40-09.Dec 3, 1995 · N674UP · Boeing 747123 · Wing, Plate/SkinSDR UPS405125Skin · delaminatedWHILE ON GROUND, MAINTENANCE FOUND LEFT WING L/E INBOARD OF NR 2 PYLON HAS DELAMINATION. ACCOMPLISHED COMPOSITE REPAIR REF: SRM 51-40-09.Dec 3, 1995 · N674UP · Boeing 747123 · Wing, Plate/SkinSDR P5CA9500856Retract Mech · malfunctionedON DEPARTURE FROM ANC AFTER GEAR RETRACTION, RIGHT WING GEAR DOOR REMAINED OPEN AND GEAR REMAINED EXTENDED AS CONFIRMED BY BOTH PRIMARY/ALTERNATE INDICATION SYSTEMS. DUMPED FUEL TO MAX LANDING WEIGHT, RETURNED TO DEPARTURE AIRPORT. CHECKED RIG OF DOOR SEQUENDec 3, 1995 · N859FT · Boeing 747123 · Landing Gear Door Retract SectionSDR UPS805129Firewall Splice · crackedWHILE ON GROUND, MAINTENANCE FOUND PYLON CRACKED HORIZONATAL FIREWALL SPLICE. MRR FILED OPEN.Dec 2, 1995 · N677UP · Boeing 747123 · Nacelle/Pylon, Bulkhead/FirewallSDR UPS405129Firewall · crackedMAINTENANCE FOUND NR 3 ENG PYLON CRACKED AT HORIZONTAL FIREWALL SPLICE INBD DOUBLE ROW OF RIVETS. REMOVED DAMAGED SECTION OF HORIZONTAL WEB AND REMOVED FWD STIFFENER. FABRICATED REPAIR DOUBLER PER EO NR B747-5410-7771, REPAIRED EO AS STATED.Dec 2, 1995 · N677UP · Boeing 747123 · Nacelle/Pylon, Bulkhead/FirewallSDR UPS405117Te Skin · delaminatedWHILE ON GROUND, MAINTENANCE FOUND RT WING INBOARD MID-FLAP TRAILING EDGE OUTBOARD SECTION DELAMINATED. PERFORMED INTERIM REPAIR PER SRM 51-05, PG 21.Nov 26, 1995 · N676UP · Boeing 747123 · Trailing Edge FlapsSDR UPS405108Skin · crackedWHILE ON GROUND, MAINTENANCE FOUND RIGHT WING I/B MIDFLAP, O/B EDGE APPEARS TO HAVE A 3 INCH CRACK. AREA MARKED WITH RED TAPE. ACCOMPLISHED COMPOSITE REPAIR PER SRM 51-40-09.Nov 20, 1995 · N673UP · Boeing 747123 · Trailing Edge FlapsSDR UPS405107Panel · crackedWHILE ON GROUND, MAINTENANCE FOUND RT HORIZ STAB T/E CRACKED AT NAV LIGHT AREA. ACCOMP COMPOSITE REPAIR PER SRM 51-40-09.Nov 20, 1995 · N673UP · Boeing 747123 · Horizontal Stabilizer, Plate/SkinSDR UPS405104Battery Pack · dischargedWHILE ON GROUND, MAINT FOUND EMERGENCY LIGHTS AT ESCAPE SLIDE INOP. REMOVED AND REPLACED BATTERY PACK, OPS CHECK GOOD (P/N 9008-4) ON, (S/N 5342) OFF.Nov 20, 1995 · N671UP · Boeing 747123 · Emergency Lighting
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