Boeing 747-251B

Service difficulty reports · 827

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Query with SQL
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 = '747251B'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 0001996625Frame · crackedDURING M-CHECK, FOUND CRACK ON FRAME WEB AT STRINGER CUTOUT UPPER INBOARD CORNER, AT BS 380, STRINGER 10R. REPAIRED PER EA 66-176683 REV A.May 19, 2000 · N625US · Boeing 747251B · Fuselage Main, FrameSDR 0002036625Frame · crackedDURING M-CHECK, FOUND CRACK ON FRAME, LOCATED AT BS 420, STRINGER 14R. REPAIRED PER EA66-176688.May 18, 2000 · N625US · Boeing 747251B · Fuselage Main, FrameSDR 0002016625Frame · crackedDURING M-CHECK, FOUND CRACK ON INBOARD EDGE OF FRAME WEB, LOCATED AT STATION 360, STRINGER 2R. REPAIRED PER EA 66-176686 REV A.May 18, 2000 · N625US · Boeing 747251B · Fuselage Main, FrameSDR 0001986625Frame · crackedDURING M-CHECK, FOUND CRACK AT CANTED BULKHEAD FRAME LOCATED AT STATION 260, STRINGER 32L. REPAIRED PER EA66-176190.May 18, 2000 · N625US · Boeing 747251B · Fuselage Main, FrameSDR 0002056625Frame · crackedDURING M-CHECK, FOUND CRACK ON FRAME, LOCATED AT BS 460, STRINGER 11 TO 12R. REPAIRED PER EA 66-176727.May 13, 2000 · N625US · Boeing 747251B · Fuselage Main, FrameSDR 0001826612Unknown · odorDURING DESCENT, AN ELECTRICAL SMELL WAS NOTICED IN THE FLIGHT DECK AND CABIN. DEACTIVATED GALLEYS AND READING LIGHTS AND SMELL SLOWLY DISSIPATED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. INSPECTED CABIN ELECTRICAL SYSTEM WITH NO FAULTSMay 9, 2000 · N612US · Boeing 747251B · Air Distribution SystemSDR 0001506636Fan · failedDURING CRUISE, A BURNING SMELL WAS NOTICED IN THE FLIGHT DECK ALONG WITH A LOW FREQUENCY VIBRATION. SECURED ZONE 1 RECIRCULATION FAN AND ODOR AND VIBRATION STOPPED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE RECIRCULATION FAApr 22, 2000 · N636US · Boeing 747251B · Air Distribution FanSDR 0001386636Engine · flamed outDURING CRUISE AT FL410, IN MODERATE TURBULENCE, THE NR 4 ENGINE FLAMED OUT. THE CREW FOLLOWED THE RAPID RESTART PROCEDURE, BUT DID NOT SUCCESSFULLY RESTART THE ENGINE UNTIL REACHING FL310. NO PARAMETERS WERE EXCEEDED AND THE ENGINE OPERATED NORMALLY FOR THE Apr 18, 2000 · N636US · Boeing 747251B · Engine (Turbine/Turboprop)SDR 0000906614Fuel Filter · contaminatedWHILE DESCENDING THROUGH FL160, THE NR 2 ENGINE FLAMED OUT. NO ABNORMAL INDICATIONS WERE OBSERVED AND THE ENGINE RESTARTED WITH NORMAL OPERATION FOR THE REMAINDER OF THE FLIGHT. THE AIRCRAFT WAS IN LITE WAKE TURBULENCE AT THE TIME OF THE FLAME-OUT. MAINTENAMar 12, 2000 · N614US · Boeing 747251B · Engine Fuel and ControlSDR 0000316614Fcu · malfunctionedWHILE IN CRUISE FLIGHT AT FL390, THE NR 1 ENGINE FLAMED OUT. THE FLIGHT RETURNED TO GUM AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE ENGINE AND FOUND THE ENGINE FUEL PUMP OUTPUT PRESSURE LOW. THE FUEL PUMP AND FUEL CONTROL WERE REPLACED. ENGINE OFeb 7, 2000 · N614US · Boeing 747251B · Fuel Control/Turbine EnginesSDR ASAA0070001Wire · disconnectedPDX - DURING MAINTENANCE CHECK, THE AFT CABIN EMERGENCY EXIT FLOOR TRACK LIGHTS WERE FOUND TO BE INOPERATIVE. RECONNECTED WIRING AND LIGHTS OPERATED NORMALLY. (M)Jan 19, 2000 · N612US · Boeing 747251B · Light System WiringSDR 9905706626Spar · corrodedDURING M CHECK, FOUND CORROSION ON FRONT SPAR LOWER SURFACE OF THE LOWER CHORD. REPAIRED PER EA 66-171325.Dec 15, 1999 · N626US · Boeing 747251B · Wing SparSDR 9905696626Doubler · crackedDURING M CHECK, FOUND CRACK ON DOUBLER LOCATED ON THE LOWER FLOOR STRUCTURE KEEL BEAM BOX INTERIOR. REPAIRED PER EA 66-171527.Dec 8, 1999 · N626US · Boeing 747251B · Fuselage Miscellaneous StructureSDR 9905716626Floorbeam · corrodedDURING M CHECK, FOUND CORROSION BETWEEN T CHORD AND WEB AT FLOOR LEVEL. REPAIRED PER EA 66-171436.Nov 30, 1999 · N626US · Boeing 747251B · Fuselage Main, Floor BeamSDR 9905646626Spar · corrodedDURING M CHECK, FOUND CORROSION ON LOWER SPAR CAP OF WING LEADING EDGE CAVITY AT FSSI 1445. REPAIRED PER EA 66-173191.Nov 15, 1999 · N626US · Boeing 747251B · Wing SparSDR 9905666626Flange · corrodedDURING M CHECK, FOUND CORROSION ON SEAT TRACK INBOARD FLANGE AT FS 1170 - 1220, RBL 98. REPAIRED PER EA 66-171435.Nov 11, 1999 · N626US · Boeing 747251B · Fuselage, Seat/Cargo Attach FittingsSDR 9904886637Floorbeam · crackedDURING PERIODIC CHECK, FOUND CRACK IN FORWARD CARGO FLOORBEAM UPPER 'T' CHORD FS 700, LBL 26. REPAIRED PER EA 66-171312.Oct 20, 1999 · N637US · Boeing 747251B · Fuselage Main, Floor BeamSDR 9904066638Battery Pack · dischargedDURING LINE CHECK, FOUND ZONE E FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. RECHARGED THE BATTERY PACKS, OPERATIONAL CHECK GOOD.Sep 24, 1999 · N638US · Boeing 747251B · Emergency LightingSDR 9903896624Pump · leakingDURING CRUISE, THE NR 4 HYDRAULIC SYSTEM QUANTITY DECREASED. AIRCRAFT DIVERTED TO ANC AND LANDED WITHOUT INCIDENT. REPLACED THE NR 4 ENGINE DRIVEN HYDRAULIC PUMP, OPERATIONAL CHECK GOOD.Sep 15, 1999 · N624US · Boeing 747251B · Hydraulic Pump (Electric/Engine), MainSDR 9903796626Battery Pack · dischargedDURING LINE CHECK, FOUND E ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. CHARGED SYSTEM, OPERATIONAL CHECK GOOD.Sep 12, 1999 · N626US · Boeing 747251B · Emergency LightingSDR 9903786615Battery Pack · dischargedDURING CHECK, E ZONE FLOOR PATH EMERGENCY LIGHTS WOULD NOT TEST. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD.Sep 11, 1999 · N615US · Boeing 747251B · Emergency LightingSDR 9904166636Sidewall · crackedDURING M CHECK, FOUND CRACK AT FASTENER HOLE FS 1739, RIGHT SIDEWALL. REPAIRED PER EA 66-170395.Sep 9, 1999 · N636US · Boeing 747251B · Fuselage Miscellaneous StructureSDR 9903806628Power Supply · inopDURING LINE CHECK, FOUND B AND D ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLIES AND BATTERIES, OPERATIONAL CHECK GOOD.Sep 8, 1999 · N628US · Boeing 747251B · Emergency LightingSDR 9903546624Valve · malfunctionedDURING TAKEOFF ROLL, THE NR 1 ENGINE WAS UNABLE TO OBTAIN TAKEOFF EPR WITH THE POWER LEVER AT THE MECHANICAL STOP. THE TAKEOFF WAS ABORTED AT APPROXIMATELY 120 KTS. THE AIRCRAFT THEN RETURNED TO THE GATE. MAINTENANCE INSPECTED THE ENGINE AND FOUND THE NR 1 Sep 4, 1999 · N624US · Boeing 747251B · Pneumatic Distribution SystemSDR 9903466627Retract Mech · malfunctionedDURING CLIMB, THE LEADING EDGE FLAP AMBER LIGHTS ILLUMINATED ACCOMPANIED WITH AIRFRAME VIBRATION. AMBER LGHTS FOR THE NR 1 AND NR 2 LEFT WING LEADING EDGE FLAPS REMAINED ILLUMINATED AFTER USING THE ALTERNATE SYSTEM. AIRCRAFT DIVERTED NRT, DUMPED 120,000 LBS Aug 26, 1999 · N627US · Boeing 747251B · Leading Edge Slat Control SystemSDR 9904156636Spar · crackedDURING M CHECK, FOUND CRACK AT FASTENER HOLES 127 AND 129 ON RIGHT WING MID SPAR. REPAIRED PER EA 66-168597.Aug 23, 1999 · N636US · Boeing 747251B · Wing SparSDR 9904146614Spar · corrodedDURING L CHECK, FOUND CORROSION ON LEFT WING FRONT SPAR LOWER CHORD TO PLANK AT WS 1390. REPAIRED PER EA 66-169480.Aug 22, 1999 · N614US · Boeing 747251B · Wing SparSDR 9903486615Retract Mech · malfuntionedWHILE CHECKING FOR A HYDRAULIC LEAK, THE NOSE LANDING GEAR RETRACTED RESULTING IN DOOR 1L BECOMING DETACHED FROM THE FUSELAGE BY THE JETWAY. THE BOEING AOG TEAM WILL BEGIN THE REPAIR PROCESS ON 26AUG99. EXACT CAUSE OF EVENT TO BE DETERMINED.Aug 15, 1999 · N615US · Boeing 747251B · Landing Gear Retraction/Extension SystemSDR 9903116615Vidio Projector · failedDURING CLIMB, FUMES EMITTED FROM THE FIRST CLASS GALLEY. TURNED OFF GALLEY POWER AND RETURNED TO NRT. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED FIRST CLASS VIDEO PROJECTOR, OPERATIONAL CHECK GOOD.Aug 9, 1999 · N615US · Boeing 747251B · Entertainment SystemSDR 9902786631Switch · out of adjustDURING TAKEOFF (KIX), THE TAKEOFF WARNING HORN SOUNDED. AIRCRAFT ABORTED TAKEOFF AND RETURNED TO THE GATE WITHOUT INCIDENT. ADJUSTED THE SPOILER LIMIT SWITCH. OPERATIONAL CHECK GOOD. EXACT PART CAUSING DISCREPANCY TO BE DETERMINED.Jul 17, 1999 · N631US · Boeing 747251B · Drag Control SystemSDR 9903436632Spar Web · crackedDURING M-CHECK, RIGHT WING MIDSPAR WEB WAS FOUND WITH CRACKS BETWEEN WS 574 AND 582 AT FASTENER LOCATIONS COMMON TO THE UPPER CHORD. REPAIRED PER EA 66-168586 (P/N 65B17246-4).Jul 7, 1999 · N632US · Boeing 747251B · Wing SparSDR 9902306729Module · failedDURING CRUISE, THE NR 4 HYDRAULIC QUANTITY INDICATION SLOWLY DECREASED. AIRCRAFT DIVERTED TO SEA AND LANDED WITHOUT INCIDENT. REPLACED THE AUXILIARY HYDRAULIC CONTROL MODULE. OPERATIONAL CHECK GOOD.Jun 28, 1999 · N251F · Boeing 747251B · Hydraulic System, MainSDR 9902096625Actuator · failedDURING APPROACH, THE NOSE LANDING GEAR WOULD NOT EXTEND. RECYCLED THE LANDING GEAR AND GEAR EXTENDED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED THE NOSE LANDING GEAR DOOR ACTUATOR, OPERATIONAL CHECK GOOD.Jun 16, 1999 · N625US · Boeing 747251B · Landing Gear Door ActuatorSDR 9901886623Slide · malfunctionedDURING SCHEDULED CHECK, DOOR 2R SLIDE DEPLOYED BUT DID NOT INFLATE. REPLACED SLIDE, OPERATIONAL CHECK GOOD.May 24, 1999 · N623US · Boeing 747251B · Escape SlideSDR 9902496631Spar · crackedDURING M CHECK, FOUND CRACK IN UPPER CHORD AND WEB HOLE OPENING ON RIGHT WING UPPER MID SPAR NR 3 MAIN FUEL TANK HOLE. REPAIRED PER EA 66-163365.May 20, 1999 · N631US · Boeing 747251B · Wing SparSDR 9902516622Skin · crackedDURING M CHECK, FOUND SKIN CRACKED BELOW AFT CARGO DOOR FORWARD HINGE PIN RETAINER ON AFT LOWER BOLT HOLE. REPAIRED PER EA 66-163356.Apr 5, 1999 · N622US · Boeing 747251B · Fuselage Main, Plate/SkinSDR 9900956636Connector · failedDURING LINE CHECK, FOUND FLOOR PATH EMERGENCY LIGHTS INOPERATIVE IN ZONES A AND E. REPAIRED CONNECTOR AND REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD.Mar 10, 1999 · N636US · Boeing 747251B · Emergency LightingSDR 9900696622Tr Unit · burnedDURING TAXI, THE NR 2 TRANSFORMER RECTIFIER CAUGHT ON FIRE. EXTINGUISHED FIRE WITH FIRE EXTINGUISHER AND TAXIED TO GATE WITHOUT FURTHER INCIDENT. REPLACED THE NR 2 TRANSFORMER RECTIFIER, OPERATIONAL CHECK GOOD.Feb 24, 1999 · N622US · Boeing 747251B · DC Rectifier/ConverterSDR 9900466625Actuator · leakingDURING CRUISE (TPE), NR 1 HYDRAULIC SYSTEM QUANTITY WENT TO ZERO. TURNED NR 1 HYDRAULIC PUMP OFF AND AIRCRAFT CONTINUED TO NRT AND LANDED WITHOUT INCIDENT. AIRCRAFT WAS TOWED OFF THE RUNWAY TO THE GATE. REPLACED THE NOSE LANDING GEAR DOOR ACTUATOR. OPERATIFeb 9, 1999 · N625US · Boeing 747251B · Landing Gear Door ActuatorSDR 9811466623Floorbeam · crackedDURING PERIODIC CHECK, FOUND CRACK INDICATIONS IN A HOLE FS 1265, STR 26L, LBL 121 IN REINFORCING CHANNEL AND FLOORBEAM WEB AND REINFORCING STRAP. REPAIRED PER EA 66-162728 AND DRAWING 65B13386.Dec 16, 1998 · N623US · Boeing 747251B · Fuselage Main, Floor BeamSDR 9810566628Engine · flamed outAT TOP OF DESCENT FROM FL410, THE NR 2 ENGINE FLAMED OUT. THE DESCENT CONTINUED TO FL260 WHEN THE ENGINE WAS RESTARTED. ENGINE OPERATION WAS NORMAL FOR THE REMAINDER OF THE FLIGHT. MAINTENANCE INSPECTED THE ENGINE PER FIM 71-01-00, PG 209 WITH NO DEFECTS NODec 4, 1998 · N628US · Boeing 747251B · Engine (Turbine/Turboprop)SDR 9810136637Rod · disconnectedDURING CLIMB, THE RED DOOR OPEN AND GEAR LIGHTS REMAINED ILLUMINATED AFTER LANDING GEAR RETRACTION. RECYCLED LANDING GEAR AND LIGHTS REMAINED ILLUMINATED. AIRCRAFT DUMPED FUEL AND RETURNED TO HNL AND LANDED WITHOUT INCIDENT. RECONNECTED RIGHT WING LANDING GSep 28, 1998 · N637US · Boeing 747251B · Landing Gear Door Retract SectionSDR 9811186627Power Supply · inopDURING LINE CHECK, FOUND ZONE FLOOR PATH EMERGENCY LIGHT INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY, OPERATIONAL CHECK GOOD.Sep 27, 1998 · N627US · Boeing 747251B · Emergency LightingSDR 9811166625Battery · dischargedDURING LINE CHECK, FOUND B ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD.Sep 26, 1998 · N625US · Boeing 747251B · Emergency LightingSDR 9810196638Floorbeam · corrodedDURING PERIODIC CHECK, CORROSION WAS FOUND ON THE UPPER CHORD OF THE LONGITUDINAL FLOOR BEAMS FROM FS 1299-1317, RBL 11 AND 33. REPAIRED PER EA 66-158693.Sep 22, 1998 · N638US · Boeing 747251B · Fuselage Main, Floor BeamSDR 9811196628Battery · dischargedDURING LINE CHECK, FOUND A ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD.Sep 20, 1998 · N628US · Boeing 747251B · Emergency LightingSDR 9811176626Power Supply · inopDURING LINE CHECK, FOUND B ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK GOOD.Sep 18, 1998 · N626US · Boeing 747251B · Emergency LightingSDR 9811206632Battery · dischargedDURING LINE CHECK, FOUND B AND C ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD.Sep 14, 1998 · N632US · Boeing 747251B · Emergency LightingSDR 9811156614Battery · dischargedDURING LINE CHECK, FOUND E ZONE FLOOR PATH EMERGENCY LIGHTS AND DOOR 5L AND DOOR 5R EXIT SIGN INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD.Aug 30, 1998 · N614US · Boeing 747251B · Emergency LightingSDR 9809796637Seal · failedWHILE IN CRUISE FLIGHT, THE NR 1 ENGINE OIL QUANTITY AND PRESSURE DROPPED. THE ENGINE WAS SHUT DOWN AND THE FLIGHT CONTINUED TO NRT WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE ACCESSORY GEARBOX CARBON SEALS FOR THE HYDRAULIC PUMP AND STARTER. SUBSEQUJul 3, 1998 · N637US · Boeing 747251B · Turbine Engine Accessory Drive
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