Boeing 747-422

Service difficulty reports · 9,801

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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 = '747422'
  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 96UAL900609Panel · crackedDURING INSPECTION AT NRT, A 41 INCH CRACK WAS FOUND ON THE LEFT WING FIXED LEADING EDGE UPPER SKIN PANEL. THE DAMAGED SKIN PANEL IS LOCATED OUTBOARD OF WS 499.02 AND INBOARD TO THE NR 2 ENGINE. ACCOMPLISHED INTERIM SANDWICH DOUBLER REPAIR. PERMANENT REPAIR Aug 8, 1996 · N175UA · Boeing 747422 · Wing, Plate/SkinSDR 96UAL900607Panel · crackedON ARRIVAL TO NRT, THE LEFT WING LEADING EDGE FIBERGLASS PANEL WAS FOUND CRACKED IN TWO PLACES. THE PANEL WAS LOCATED INBOARD OF THE NR 2 ENGINE. CRACK LENGTHS WERE MEASURED TO 18 INCHES AND 5 INCHES. INVESTIGATION FOUND THAT ONLY THE UPPER SKIN WAS AFFECTEAug 8, 1996 · N186UA · Boeing 747422 · Wing, Plate/SkinSDR 96UAL900576Bearing · failedENGINE FLAMEOUT. UNABLE TO RESTART. FUEL PUMP BEARING FAILURE CAUSED FUEL RUN SOLENOID SCREEN TO BECOME CLOGGED. ENGINE WAS REPLACED.Jul 29, 1996 · N172UA · Boeing 747422 · Engine Fuel PumpSDR 96UAL900570Humidifier · failedSHORTLY AFTER LEVEL OFF AT CRUISE ALTITUDE, SMOKE APPEARED IN COCKPIT. SMOKE CEASED AFTER LOWER RECIRCULATION FAN SWITCHED OFF. CAUSE UNKNOWN. COULD NOT DUPLICATE CONDITION ON GROUND. HUMIDIFIER WAS REPLACED AS A PRECAUTION.Jul 24, 1996 · N178UA · Boeing 747422 · Humidity Control SystemSDR 96UAL900564Compressor · stalled45 SECONDS AFTER TAKEOFF, POWER APPLIED, EXPERIENCED 2 RAPID COMPRESSOR STALLS WITH MAX EPR. IDLED ENGINE FOR ONE MINUTE AND THEN SHUT IT DOWN. RETURNED TO FIELD. ENGINE WAS REPLACED. CAUSE OF COMPRESSOR STALLS WAS GENERAL DETERIORATION OF THE HIGH PRESSURJul 23, 1996 · N190UA · Boeing 747422 · Turbine Engine Compressor SectionSDR 96UAL900489Evac Horn · malfunctionedFLIGHT DECK EMERGENCY EVACUATION HORN DOES NOT TEST. *S/D* PANEL ASSY WAS REMOVED AND REPLACED. REMOVED UNIT WAS TESTED IN SHOP AND NO FAULT WAS FOUND.Jun 26, 1996 · N182UA · Boeing 747422 · Emergency EquipmentSDR 96UAL900369Compressor · failedWHEN TAKEOFF THRUST WAS SET HEARD LOUD BANG FROM RIGHT SIDE OF AIRCRAFT. SMOKE SEEN IN NR 4 ENGINE. FIRED BOTH BOTTLES TO ENGINE. *S/D* HIGH COMPRESSOR STG 5 BLADE FAILURE, NO EVIDENCE OF FIRE. REPLACED ENGINE.May 30, 1996 · N171UA · Boeing 747422 · Turbine Engine Compressor SectionSDR 96UAL900362Battery Pack · dischargedFLOOR EMERGENCY EXIT LIGHTS INOP IN RIGHT HAND FORWARD E-ZONE IN ADDITION TO CEILING LIGHT AND FLOOR LIGHTS IN D-ZONE. BATTERY PACKS LOW, REPLACED BATTERY PACKS.May 21, 1996 · N174UA · Boeing 747422 · Emergency LightingSDR 96UAL900361Wire · brokenEMERGENCY EXIT LIGHT AT CROSS AISLE IN FORWARD GALLEY INOP. BROKEN EMERGENCY EXIT LIGHT CABLE, REPAIRED CABLE.May 21, 1996 · N181UA · Boeing 747422 · Light System WiringSDR 96UAL900352Pressure Switch · failedNR 1 ENGINE OIL FILTER EICAS MESSAGE, ENGINE SHUT DOWN. *S/D* TE OIL FILTER DELTA PRESSURE SWITCH FAILED. REPLACED SWITCH AND OIL FILTER.May 17, 1996 · N173UA · Boeing 747422 · Engine Oil Indicating SystemSDR 96UAL900301Hose · chafedUNABLE TO RETRACT GEAR. *S/D* UNABLE TO RETRACT GEAR DUE TO TILT INDICATION ON FLIGHT DECK. RIGHT BODY LANDING GEAR TRUCK NOT TILTED DUE TO LEAKING TRUCK TILT POSITIONER HOSE. HYDRAULIC FUSE SHUT OFF DUE TO LEAK. REPLACED HOSE.Apr 29, 1996 · N189UA · Boeing 747422 · Landing Gear Retraction/Extension SystemSDR 96UAL900278Slide Packboard · damagedSTRECTHED UPPER DECK EVACUATION SLIDE INADVERTANTLY DEPLOYED. DURING DEPLOYMENT, SLIDE PACKBOARD WAS DAMAGED. PACKBOARD DAMAGE. SLIDE REPLACED, AND REMOVED SLIDE WAS REPAIRED AND MODIFIED PER BFG S/B 25-266.Apr 24, 1996 · N187UA · Boeing 747422 · Escape SlideSDR 96UAL900277Slide Packboard · damagedSTRETCHED UPPER DECK EVACUATION SLIDE INADVERTANTLY DEPLOYED. DURING DEPLOYMENT, SLIDE PACKBOARD WAS DAMAGED. PACKBOARD DAMAGE. SLIDE REPLACED, AND REMOVED SLIDE WAS REPAIRED AND MODIFIED PER BFG S/B 25-266.Apr 24, 1996 · N173UA · Boeing 747422 · Escape SlideSDR 96UAL900230Pseu · failedGEAR TILT AND GEAR DISAGREE MESSAGES DISPLAYED, UNABLE TO RETRACT GEAR. *S/D* PSEU SENT TO VENDOR FOR REPAIR. RESULTS INDICATE PSEU HAD FAILURE OF PRIMARY CARD FOR LBG DOOR AND UP SENSOR AND ALTERNATE CARD FOR LBG AND LWG TILT SENSOR. REPLACED PSEU.Apr 1, 1996 · N185UA · Boeing 747422 · Landing Gear Retraction/Extension SystemSDR 96UAL900228Engine · birdstrikeSHORTLY AFTER TAKEOFF, INGESTED NUMEROUS BIRDS INTO NUMBER THREE ENGINE, ENGINE STALLED AND CREW WAS UNABLE TO RESTART. ACFT RETURNED TO SYD. *S/D* BIRD STRIKE IN NR 3 ENGINE. REPLACED ENGINE AND FAN BLADES.Mar 29, 1996 · N181UA · Boeing 747422 · Engine (Turbine/Turboprop)SDR 96UAL900074Valve Flange · crackedDURING SLIDE OVERHAUL, FOUND RIGHT HAND INFLATE/DEFLATE RUBBER MOUNTING FLANGE CRACKED. PROBABLE CAUSE WAS BENDING OF THE VALVE DURING SLIDE PACKING. REPLACED RUBBER INFLATE/DEFLATE VALVE FLANGE.Jan 29, 1996 · N179UA · Boeing 747422 · Emergency EquipmentSDR 96UAL900038Bearing · failedNR 4 ENGINE FAILURE SHORTLY AFTER TAKEOFF. DUMPED FUEL AND RETURNED TO FIELD. REPLACED ENGINE. ANGLE GEARBOX AB-1 BEARING FAILURE.Jan 17, 1996 · N183UA · Boeing 747422 · Engine (Turbine/Turboprop)SDR 96UAL900014Lamp Segment · failedEMERGENCY EXIT LIGHT INOP AT ROW 1R, LAMP SEGMENT BURNED OUT. REPLACED LAMP SEGMENT AND POWER STRIP.Jan 8, 1996 · N175UA · Boeing 747422 · Emergency LightingSDR 95UAL900342Lamp · failedFLOOR EMERGENCY EXIT LIGHT INOP AT ROW 58C. FOUND BURNED OUT LAMP. REPLACED LAMP.Dec 26, 1995 · N176UA · Boeing 747422 · Emergency LightingSDR 95UAL900341Power Pack · inoperativeUPPER DECK LIGHT ABOVE LT DOOR GOES OUT AFTER 10 TO 20 SECONDS. FOUND LOW BATTERY. REPLACED POWER PACK AND BATTERY.Dec 26, 1995 · N176UA · Boeing 747422 · Emergency LightingSDR 95UAL900340Fuse · failedLEFT EXTERIOR EMERGENCY LIGHTS INOP. BLOWN FUSE WAS FOUND. REPLACED FUSE IN POWERPACK ABOVE DOOR 3L.Dec 26, 1995 · N176UA · Boeing 747422 · Emergency LightingSDR 95UAL900339Lamp · failedEMERGENCY LIGHT AT DOOR 5 CEILING INOP. LAMP BURNED OUT. REPLACED LAMP.Dec 22, 1995 · N183UA · Boeing 747422 · Emergency LightingSDR 95UAL900306Power Supply · inoperativeEMERGENCY EXIT SIGNS INOP OVEHEAD AT DOOR 1 RIGHT. ALSO, DOOR SILL LIGHT INOP. FOUND FAULTY POWER SUPPLY AND REPLACED POWER SUPPLY.Dec 8, 1995 · N180UA · Boeing 747422 · Emergency LightingSDR 95UAL900305Bulb · failedFLOOR EMERGENCY ESCAPE LIGHTING INOP AT ROW 54 ON RIGHT AISLE. LAMP BURNED OUT. REPLACED BULB.Dec 8, 1995 · N176UA · Boeing 747422 · Emergency LightingSDR 95UAL900283Eel Lamp · failedFLOOR EEL INOP FROM ROW 24L FWD TO LAV 104 AND DOOR 2 GALLEY CROSS AISLE. REPLACED SHORTED TWO LAMP SEGMENT NEXT TO DOOR 2L.Dec 1, 1995 · N175UA · Boeing 747422 · Emergency LightingSDR 95UAL900273Bulb · failedFLOOR EEL LIGHT SEGMENT INOP AT ROW 56C. REPLACED LAMP SEGMENT.Nov 28, 1995 · N184UA · Boeing 747422 · Emergency LightingSDR 95UAL900252Battery Pack · dischargedEMERGENCY ESCAPE LIGHTS INOP AT G4 CEILING, DOOR 4L OVERDOOR EXIT SIGN AND DOOR 4L THRESHOLD LIGHTS. REPLACED CHARGER AND BATTERY PACK.Nov 8, 1995 · N182UA · Boeing 747422 · Emergency LightingSDR 95UAL900238Switch Assy · malfunctionedAIRCRAFT EXPERIENCED INTERMITTENT -FLAPS PRIMARY+ AND -FLAPS DRIVE+ MESSAGES IN-FLIGHT SOON AFTER TAKE-OFF. FLIGHT CREW ELECTED TO DUMP FUEL AND RETURN TO FIELD. THE L1 LEADING EDGE FLAP DRIVE UNIT POSITION SWITCH ASSEMBLY WAS REPLACED WITH AN IMPROVED P/N SOct 30, 1995 · N174UA · Boeing 747422 · Leading Edge Slat Position Indicating SystemSDR 95UAL900151Eel Jumper · brokenFLOOR EEL INOP IN E-ZONE RT AISLE AT ROWS 46 TO 52. REPLACED BROKEN JUMPER AT ROW 52.Sep 25, 1995 · N174UA · Boeing 747422 · Emergency LightingSDR 95UAL900140Actuator · failedLANDING GEAR WOULD NOT FULLY RETRACT AFTER TAKEOFF. AIRCRAFT LOST NR 4 HYDRAULIC SYSTEM AND RETURNED TO FIELD. LANDING GEAR LOWERED MANUALLY. REPLACED LEFT WING GEAR INBOARD DOOR ACTUATOR.Sep 18, 1995 · N171UA · Boeing 747422 · Hydraulic Power SystemSDR 95UAL900138Overheat Warning · activatedSHORTLY AFTER TAKEOFF, RECEIVED EICAS MESSAGE OF NACELLE ENGINE OVERHEAT AND FIRE DETECTOR OVERHEAT.Sep 18, 1995 · N191UA · Boeing 747422 · Overheat DetectionSDR 95UAL900092Flap Contl Unit · malfunctionedLEFT INBOARD LEADING EDGE FLAPS WOULD NOT RETRACT AFTER TAKEOFF. LEADING EDGE FLAP SYSTEM WAS OP CHECKED FOR DISCREPANCIES, NONE WERE FOUND. THE CENTER FLAP CONTROL UNIT WAS REPLACED, AS A PRECAUTION. ALSO, AS A FURTHER PRECAUTION, THE NR 3 LEFT HAND LEADINAug 15, 1995 · N185UA · Boeing 747422 · Leading Edge Slat Control SystemSDR 95UAL900087Oil Filter · leakingTHE NR 2 ENGINE WAS SHUTDOWN DUE TO LOSS OF OIL QUANTITY AND PRESSURE. OIL FILTER HOUSING COVER LEAK CAUSED BY A FAILED HELICOIL. MODIFIED COVER, REPLACED BOLT AND HELICOIL WITH STUD AND NUT.Aug 14, 1995 · N180UA · Boeing 747422 · Turbine Engine Oil SystemSDR 95UAL900074Flex Hose · failedDEPARTING HKG, RIGHT BODY GEAR WOULD NOT RETRACT, HAD GEAR DOOR, GEAR TILT AND GEAR DISAGREE STATUS MESSAGES. REPLACED TILT ACTUATOR HYDRAULIC HOSE.Jul 28, 1995 · N180UA · Boeing 747422 · Landing Gear Retraction/Extension SystemSDR 95UAL900059Eel Battery · dischargedCREW REPORTED, UPPER DECK FLOOR EEL LIGHT WOULD NOT ILLUMINATE. REPLACED BATTERY AND CKD OK.Jul 25, 1995 · N177UA · Boeing 747422 · Emergency LightingSDR 95UAL747040Compressor · stalledAT 800 FEET ON CLIMB-OUT NR 1 ENGINE COMPRESSOR STALLED. SHUTDOWN ENGINE AND FIRED BOTTLES.Jun 9, 1995 · N180UA · Boeing 747422 · Turbine Engine Compressor SectionSDR 95UAL747038Power Supply · failed2 AFT RT OVERWING EMERGENCY LIGHTS INOP ON TEST. REPLACED POWER SUPPLY, OPS CHECKED SATISFACTORY.Jun 5, 1995 · N183UA · Boeing 747422 · Emergency LightingSDR 95UAL747035Eel Strip · inoperativeEEL STRIP AT LAV 101 AND AT ROW 5 AND 6, ON THE RIGHT AISLE INOP. REPLACED JUMPER STRIP AT ROW 5.May 18, 1995 · N177UA · Boeing 747422 · Emergency LightingSDR 95UAL747034Aspirators · damagedAT DISASSEMBLY FOUND SUD SLIDE TURBO-FAN ASPIRATORS WITH BLADE DAMAGE. ADDITIONALLY, THE FLAPPER VALVE ROD FELL OUT. REPLACED 2 EACH TURBO FANS ASPIRATORS AND FLAPPER VALVE ROD.May 16, 1995 · N186UA · Boeing 747422 · Escape SlideSDR 95UAL747033Slide · failedSPARE MED NR 3 SLIDE/RAMP INTERNAL BULKHEAD SEPARATED DURING INFLATION USING SHOP AIR. REPLACED UNIT.May 16, 1995 · Boeing 747422 · Escape SlideSDR 95UAL747024Fire Warning · activatedCREW REPORTED, AFT CARGO FIRE WARNING INDICATION. FIRE BOTTLES DISCHARGED. FALSE ALARM ATTRIBUTED TO MOISTURE FROM HIGH MOISTURE CARGO BEING INGESTED INTO THE CARGO SMOKE DETECTION SYSTEM.Apr 18, 1995 · N187UA · Boeing 747422 · Fire DetectionSDR 95UAL747023Aft Lower Mount · rustedDURING PERIODIC INSPECTION, THE AFT LOWER ENGINE MOUNT WAS FOUND COVERED WITH RUST. MOUNT REMOVED FROM ENGINE, REPLACED MOUNT. RUST WAS CAUSED BY THE LOSS OF THE PROTECTIVE COATING. MOUNT CLEANED WITH MILD STODDARD SOLVENT WHICH REMOVED MAJORITY OF THE SURFApr 18, 1995 · N176UA · Boeing 747422 · Engine Mount SectionSDR 95UAL747021Bulkhead · failedSLIDE RAMP FAILED DURING FLAT FIRE IN SHOP. INTERNAL BULKHEAD FAILURE THE ENTIRE LENGTH OF SLIDE RAMP. SCRAPPED SLIDE RAMP.Apr 6, 1995 · N171UA · Boeing 747422 · Escape SlideSDR 95UAL747020Fire Warning · activatedON FINAL APPROACH AT APPROXIMATELY 1500 FEET THE AFT CARGO FIRE WARNING SYSTEM ACTIVATED. DISCHARGED BOTTLE ON LANDING, NO DEFECT FOUND. FALSE WARNING CAUSED BY HIGH MOISTURE CONTENT FRUIT BEING TRANSPORTED IN AFT CARGO COMPARTMENT WHICH CAUSED FALSE FIRE WAMar 31, 1995 · N190UA · Boeing 747422 · Fire DetectionSDR 95UAL747019Slide · malfunctionedDURING INADVERTENT DEPLOYMENT, THE SUD SLIDE DID NOT FULLY INFLATE. REPLACED SLIDE. FLAPPER VALVE PIN WAS FOUND BROKEN. ADDITIONALLY, THE 410 POUND MECHANICAL RESTRAINT DID NOT SEPARATE. UNIT RETURNED TO VENDOR FOR REVIEW.Mar 27, 1995 · N179UA · Boeing 747422 · Escape SlideSDR 95UAL747016Eel · inoperativeEEL IS INOP FROM ROW 35 TO ROW 45 ON RIGHT SIDE OF AIRCRAFT. FEEDER STRIP REINSTALLED PER WIRING DIAGRAM.Mar 9, 1995 · N181UA · Boeing 747422 · Emergency LightingSDR 95UAL747015Oven · dirtyAIRCRAFT RETURNED TO GATE WITH AN OVEN FIRE. REPLACED OVEN. REMOVED OVEN WAS DISASSEMBLED AND A SMALL DEPOSIT OF SOLIDIFIED PLASTIC WAS FOUND ADHERING TO UPPER SURFACE OF OVEN UPPER INTERNAL BAFFLE PLATE CLOSEST TO FAN MOTOR AND BURNER ELEMENTS. IDENTIFICATMar 2, 1995 · N178UA · Boeing 747422 · Buffet/GalleysSDR 95UAL747010Eel Connector · looseALL EMERGENCY CEILING LIGHTS INOP IN E ZONE. SECURED CONNECTOR D11700J. SYSTEM GROUND CHECKED OK.Feb 13, 1995 · N191UA · Boeing 747422 · Emergency LightingSDR 95UAL747006Slide · failed testSLIDE FAILED AIR RETENTION SHOP TEST DUE TO POROSITY. ADDITIONALLY HOSES FROM CYLINDER TO SLIDE INCORRECTLY POSITIONED. SLIDE SCRAPPED.Feb 8, 1995 · N182UA · Boeing 747422 · Escape SlideSDR 95UAL747005Eel Wire · failedEMERGENCY EXIT SIGNS AT DOOR 4 LEFT REMAIN ON AFTER TEST. RESPLICED WIRE BUNDLE.Feb 6, 1995 · N175UA · Boeing 747422 · Emergency Lighting
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