Boeing 747-251B

Service difficulty reports · 827

Newest first. General aviation reporting is voluntary.

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 0501926624Intercostal · crackedDURING M-CHECK FOUND CRACKS IN INTERCOSTAL ATTACHED SUPPORT CLIP AT BS 340 STR 26L. REPAIRED PER EA 66-205519.Oct 18, 2005 · N624US · Boeing 747251B · Fuselage Miscellaneous StructureSDR 0501922005Clip · crackedDURING "M" CHECK, FOUND CRACKS IN INTERCOSTAL ATTACHED SUPPORT CLIP AT BS 340 STR 26L. REPAIRED PER EA 66-205519.Oct 18, 2005 · N624US · Boeing 747251B · Fuselage Miscellaneous StructureSDR 0501916624Stiffener · crackedDURING "M" CHECK, FOUND CRACK IN INBOARD STIFFENER OF NR 4 PYLON AT NAC STA 217. REPAIRED PER EA 66-205836.Oct 16, 2005 · N624US · Boeing 747251B · Nacelle/Pylon Miscellaneous StructureSDR 0501946624Frame · crackedDURING "M" CHECK, FOUND CRACK IN FRAME AT BS 2231 S26L. REPAIRED PER EA 66-205517.Oct 16, 2005 · N624US · Boeing 747251B · Fuselage Main, FrameSDR 0501436638Fire Detector · false indicationAPU B-FIRE DETECTION FAULT LIGHT, AND APU FIRE WARNING LIGHT ILLUMINATED INTERMITTENTLY. COM PROCEDURE ACCOMPLISHED. AIRCRAFT CONTINUED AND LANDED WITHOUT INCIDENT. LAX COMPLIED WITH MEL. NRT MAINTENANCE REPLACED APU LOWER SENSING ELEMENT 13SEP05. OPERATISep 9, 2005 · N638US · Boeing 747251B · Fire DetectionSDR 0501426638Circuit Card · failedDURING CRUISE APU B FIRE DETECTION FAULT LIGHT, AND APU FIRE WARNING LIGHT ILLUMINATED INTERMITTENTLY. COM PROCEDURE ACCOMPLISHED. AIRCRAFT CONTINUED AND LANDED WITHOUT INCIDENT. NRT MAINTENANCE REPLACED APU FIRE CONTROL CARD. OPERATIONAL CHECK GOOD.Sep 9, 2005 · N638US · Boeing 747251B · Fire DetectionSDR 0501416638Circuit Card · malfunctionedAFTER TOP OF CLIMB, APU B-FAULT ILLUMINATED ALONG WITH FIRE HANDLE AND FIRE WARNING. AFTER 2 HOURS INDICATION WAS NORMAL. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. LAX MAINTENANCE RESEATED APU FIRE DETECTION CARD AND CHECKED LOOPS. OPESep 7, 2005 · N638US · Boeing 747251B · Fire DetectionSDR 0501306627Landing Gear · collapsedAIRCRAFT LANDED WITH NOSE GEAR UP. FAILURE OF THE NLG DOOR ACTUATOR CAUSED THE NOSE GEAR NOT TO DEPLOY. PASSENGERS/CREW DEPLANED VIA SLIDES. ORIGINALLY IT WAS REPORTED THAT THE NOSE GEAR HAD COLLAPSED ON THE RUNWAY AFTER LANDING.Aug 18, 2005 · N627US · Boeing 747251B · Nose/Tail Landing GearSDR 0500906638Switch · failedDURING FLIGHT, TWO FLIGHT ATTENDANTS IN FORWARD GALLEY NR 1 HEARD POPPING SOUND THEN SAW A FLAME OUT OF PANEL ABOVE AUX GALLEY COUNTER. TURNED OFF COUNTER LIGHT SWITCH AND PULLED CB. ACFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. NRT MX DEACTIJun 4, 2005 · N638US · Boeing 747251B · Passenger Compartment LightingSDR 0500676623Ballast · burnedWHILE INBOUND TO HNL, FLIGHT ATTENDANT REPORTED SPARKS AND BURNING SMELL IN NR 2 MID GALLEY. NR 3 GALLEY POWER TRIP LIGHT WAS ILLUMINATED. DID NOT RESET, BURNING SMELL DISSIPATED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. HNL MAINTENANMay 6, 2005 · N623US · Boeing 747251B · Passenger Compartment LightingSDR 0500036624Engine · bird ingestionTHE CREW ABORTED TAKEOFF AT APPROXIMATELY 100 KTS AFTER SUFFERING A BIRD STRIKE ON THE NR 1 ENGINE. MAINTENANCE INSPECTED THE ENGINE AND FOUND AN UNCONTAINED FAILURE OF A FAN BLADE HAD OCCURRED. THE ENGINE WAS REPLACED. OPERATIONAL CHECK GOOD.Jan 12, 2005 · N624US · Boeing 747251B · Turbine Engine Compressor SectionSDR 0402246627Ballast · odorWHILE IN FLIGHT, GALLEY G3B HAD BURNING SMELL FOLLOWED BY SMOKE AND THEN LIGHT WENT OUT. POWER WAS TURNED OFF. REPLACED THE FLUORESCENT LIGHT SOCKET AND BALLAST. OPERATIONAL CHECK GOOD.Dec 31, 2004 · N627US · Boeing 747251B · Passenger Compartment LightingSDR 0402026624Battery · inoperativeDURING LINE CHECK, FOUND ZONE 'D' AND 'E' FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERIES. OPERATIONAL CHECK GOOD.Nov 14, 2004 · N624US · Boeing 747251B · Emergency LightingSDR 0401846624Battery Pack · inoperativeDURING LINE CHECK, FOUND E-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK AND POWER SUPPLY. OPERATIONAL CHECK GOOD.Oct 4, 2004 · N624US · Boeing 747251B · Emergency LightingSDR 0401526631Power Supply · inoperativeDURING LINE CHECK, FOUND ZONE-C FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK GOOD.Sep 7, 2004 · N631US · Boeing 747251B · Emergency LightingSDR 0401456624Electrical Box · odorBURNING SMELL NOTICED IN AREA BY DOOR 3. SMELL WAS MOST PRONOUNCED IN ROWS 35-39D-G. SEB'S AT THE BOTTOM OF SEATS -E- AND -F- FELT HOT TO TOUCH. TURNED OFF ENTERTAINMENT SYSTEM POWER. FLIGHT CONTINUED AND LANDED WITHOUT INCIDENT. REPLACED SEAT 36FG SEB, NAug 28, 2004 · N624US · Boeing 747251B · Entertainment SystemSDR 0401356631Manifold · brokenDURING TAKEOFF ROLL, THE CREW OBSERVED THE NR 3 ENGINE EPR INDICATION DECREASE WITH THE EGT INDICATION RISING INTO THE CAUTION RANGE. THE TAKEOFF WAS ABORTED AT 100 KTS AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE ENGINE IAW FIM AND FOUND TAug 17, 2004 · N631US · Boeing 747251B · Compressor Bleed ControlSDR 0401296638Web · crackedDURING (H) CHECK FOUND CRACK IN NR 3 PLYON ENGINE MOUNT BULKHEAD WEB. REPAIRED IAW EA 66-165162.Jul 20, 2004 · N638US · Boeing 747251B · Nacelle/Pylon Miscellaneous StructureSDR 0401286638Bulkhead · crackedDURING H-CHECK FOUND CRACK IN NR 2 PYLON ENGINE MOUNT BULKHEAD FRAME WEB. REPAIRED PER EA 66-165162.Jul 20, 2004 · N638US · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR 0401266638Frame · crackedDURING H-CHECK FOUND CRACK IN NR 1 PYLON REAR ENGINE MOUNT BULKHEAD FRAME WEB. REPAIRED PER EA 66-165160.Jul 17, 2004 · N638US · Boeing 747251B · Nacelle/Pylon, Attach FittingsSDR 0401216638Stringer · crackedDURING H-CHECK FOUND CRACK IN STRINGER 24L AT BS 1241. REPAIRED PER EA 66-165165.Jul 17, 2004 · N638US · Boeing 747251B · Fuselage Main, Longeron/StringerSDR 0401096624Battery Pack · inoperativeDURING LINE CHECK, FOUND D-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD.Jun 18, 2004 · N624US · Boeing 747251B · Emergency LightingSDR 0400996623Battery · smokeDURING CRUISE, SMOKE EMITTED IN THE FLIGHT DECK. FOLLOWED COM PROCEDURE AND THE SMOKE DISSIPATED AND AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE MAIN BATTERY AND BATTERY CHARGER. OPERATIONAL CHECK GOOD.Jun 8, 2004 · N623US · Boeing 747251B · Battery/Charger SystemSDR 0400806637Battery · inoperativeDURING LINE CHECK, FOUND ZONE-A FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED EMERGENCY LIGHT BATTERY. OPERATIONAL CHECK GOOD.May 15, 2004 · N637US · Boeing 747251B · Emergency LightingSDR 0400756624Connector · looseDURING LINE CHECK, FOUND ZONE E-FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. RESEATED EMERGENCY LIGHT POWER SUPPLY CONNECTOR. OPERATIONAL CHECK GOOD.May 12, 2004 · N624US · Boeing 747251B · Light System WiringSDR 0400596631Battery Pack · inoperativeDURING LINE CHECK, FOUND 'D' ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD.Apr 24, 2004 · N631US · Boeing 747251B · Emergency LightingSDR 0400436638Oven · burnedDURING FLIGHT, FIRE FLASHED FROM THE GALLEY 2B POSITION 2-17 OVEN. PULLED OVEN CIRCUIT BREAKERS AND AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED OVEN AND REMOVED DEBRIS FROM BEHIND THE OVEN. OPERATIONAL CHECK GOOD.Mar 14, 2004 · N638US · Boeing 747251B · Buffet/GalleysSDR 0400216637Terminal · burnedDURING CLIMB, A STRONG BURNING ODOR EMITTED FROM THE CAPTAIN'S L1 LOWER LEFT WINDOW HEAT ELECTRICAL CONNECTIONS. PLACED L1 IN OVERRIDE AND ODOR DISSIPATED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE LEFT LOWER AND UPPER WINDFeb 5, 2004 · N637US · Boeing 747251B · Ice/Rain Protection System WiringSDR 0400076632Pump · malfunctionedAT FL380, THE CREW OBSERVED DECREASING PARAMETERS ON THE NR 4 ENGINE. THE COM PROCEDURES WERE FOLLOWED BUT THE ENGINE REMAINED AT IDLE. ALL INDICATIONS REMAINED IN THE NORMAL RANGE, SO THE ENGINE WAS LEFT AT IDLE POWER. WHEN DESCENDING THROUGH 8000 FEET ON Jan 6, 2004 · N632NW · Boeing 747251B · Engine Fuel PumpSDR 0301786625Power Supply · inoperativeDURING LINE CHECK, FOUND ZONE-E FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK GOOD.Sep 24, 2003 · N625US · Boeing 747251B · Emergency LightingSDR 0301446624Floorbeam · crackedDURING "L" CHECK FOUND CRACKS IN THE FLOORBEAM WEB, UPPER SECTION AND FRAME WEB AT BS 340 LT. THERE WERE CRACKS IN THE FLOORBEAM UPPER SECTION AT BS 340 RT. ALSO CRACKS WERE FOUND IN THE FLOORBEAM WEB, UPPER SECTION AND THE FRAME WEB AT BS 360 RT. REPAIRED IAug 6, 2003 · N624US · Boeing 747251B · Fuselage Main, Floor BeamSDR 0301526627Display · failedLEFT 'B' ZONE VIDEO SCREEN WAS TURNED OFF DURING FLIGHT DUE TO A BURNING ODOR COMING FROM IT. FLIGHT CONTINUED TO KIX AND LANDED WITHOUT INCIDENT. REPLACED 21 INCH PLASMA DISPLAY PANEL. AIRCRAFT RETURNED TO SERVICE.Aug 6, 2003 · N627US · Boeing 747251B · Entertainment SystemSDR 0301416627Battery Pack · dischargedDURING LINE CHECK, FOUND A-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD.Jul 31, 2003 · N627US · Boeing 747251B · Emergency LightingSDR 0301426627Battery Pack · dischargedDURING LINE CHECK, FOUND A-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD.Jul 31, 2003 · N627US · Boeing 747251B · Emergency LightingSDR 0301356638Coffeemaker · smokeDURING FLIGHT, SMOKE EMITTED FROM THE NR 2 COFFEEMAKER. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED THE COFFEEMAKER. OPERATIONAL CHECK GOOD.Jul 24, 2003 · N638US · Boeing 747251B · Buffet/GalleysSDR 0301266636Decoder · burnedDURING CLIMB, AN ELECTRICAL ODOR EMITTED BY DOOR 2R. AIRCRAFT DECLARED A YELLOW EMERGENCY, RETURNED TO SPN, AND LANDED WITHOUT INCIDENT. REPLACED 'D' ZONE COLUMN TIMER DECODER. OPERATIONAL CHECK GOOD.Jul 7, 2003 · N636US · Boeing 747251B · Entertainment SystemSDR 0301116628Control Panel · smokeDURING FLIGHT THE RATING SELECT SWITCH BEGAN SMOKING. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. REPLACED AUTOTHROTTLE TAT/EPRL CONTROL PANEL. OPERATIONAL CHECK GOOD.Jun 10, 2003 · N628US · Boeing 747251B · Auto Throttle SystemSDR 0300996638Pump · leakingDURING CRUISE THE HYDRAULIC FLUID QUANTITY IN THE NR 4 SYSTEM INDICATED ZERO. AIRCRAFT CONTINUED TO DESTINATION, ALTERNATELY EXTENDED THE LANDING GEAR AND LANDED WITHOUT FURTHER INCIDENT. REPLACED THE NR 4 ENGINE DRIVEN HYDRAULIC PUMP. OPERATIONAL CHECK GOOMay 18, 2003 · N638US · Boeing 747251B · Hydraulic Pump (Electric/Engine), MainSDR 0300946632Bulkhead · crackedDURING H-CHECK FOUND CRACK IN NR 4 PYLON REAR MOUNT BULKHEAD WEB AT NACELLE STATION 221. REPAIRED PER EA 66-165066.May 7, 2003 · N632US · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR 0300936632Bulkhead · crackedDURING H-CHECK, FOUND CRACK IN NR 3 PYLON REAR MOUNT BULKHEAD WEB AT NACELLE STATION 227. REPAIRED PER EA 66-165065.May 7, 2003 · N632US · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR 0300916638Odor · detectedDURING DESCENT A BURNING ODOR EMITTED BY DOOR 5L. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. ODOR DISSIPATED AFTER LANDING. CHECKED ELECTRICAL SYSTEMS BY DOOR 5L WITH NO FAULTS FOUND. OPERATIONAL CHECK GOOD.May 7, 2003 · N638US · Boeing 747251B · Air Distribution SystemSDR 0300956632Skin · crackedDURING H-CHECK FOUND CRACK IN NR 3 PYLON INBOARD SKIN AT CUTOUT OF SLOT SEAL AT NACELLE STATION 178. REPAIRED PER EA 66-164978.May 2, 2003 · N632US · Boeing 747251B · Nacelle/Pylon, Plate/SkinSDR 0300906631Frame · crackedDURING H-CHECK A CRACK WAS FOUND IN THE FRAME WEB AT BS 1265. REPAIRED PER EA 66-193812.Apr 4, 2003 · N631US · Boeing 747251B · Fuselage Main, FrameSDR 0300626632Connector · brokenDURING APPROACH A STRONG ELECTRICAL FUME EMITTED BETWEEN THE NR 2 AND NR 3 CABIN COMPARTMENT. PULLED THE NR 2 AND NR 3 GALLEY CIRCUIT BREAKERS AND THE FLIGHT LANDED WITHOUT INCIDENT. REPAIRED BROKEN GASPER FAN WIRE PINS NR 4 AND NR 5 ON ELECTRICAL PLUG DM553. Mar 24, 2003 · N632US · Boeing 747251B · Air Conditioning System WiringSDR 0300386624Wire · shortedDuring takeoff the left wing leading edge overheat light illuminated. Aircraft aborted takeoff at 110 knots resulting in 7 blown tires. Passengers were bussed from aircraft to terminal. Repaired shorted and chaffed wires and replaced switch S896. Replaced 7 whMar 1, 2003 · N624US · Boeing 747251B · Fire Protection System WiringSDR 0300216636Light · inoperativeDURING LINE CHECK FOUND HALF OF THE LT AISLE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRE AND OPERATIONAL CHECK GOOD.Feb 5, 2003 · N636US · Boeing 747251B · Emergency LightingSDR 0300056627Power Supply · dischargedDURING LINE CHECK FOUND C ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY. OPERATIONAL CHECK GOOD.Jan 13, 2003 · N627US · Boeing 747251B · Emergency LightingSDR 0300076628Frame · corrodedDuring "H" check found corrosion on LH passenger door frame web. Repaired per EA 66-193831.Jan 9, 2003 · N628US · Boeing 747251B · Passenger/Crew DoorsSDR 0204246628Floorbeam · corrodedDURING "H" CHECK FOUND CORROSION ON AFT CARGO FLOOR BEAM UPPER CHORD AFT FLANGE AT BS 1920 RBL 33. REPAIRED PER EA 66-193799.Dec 20, 2002 · N628US · Boeing 747251B · Fuselage Main, Floor BeamSDR 0204256628Frame · crackedDuring "H" check found cracks on frame at BS 480 S10A to S12AL. Repaired per EA 66-192945.Dec 12, 2002 · N628US · Boeing 747251B · Fuselage Main, Frame
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