Boeing 747-451

Service difficulty reports · 2,469

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 = '747451'
  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 DALA12013686304Skin · damagedFOUND SKIN DAMAGED FWD OF L2 DOOR. DAMAGE APPROX 4.5 INCHES LONG, 2 INCHES HIGH. REPAIRED IAW ERA509057-14 AND ERA 509036-14.Nov 23, 2012 · N664US · Boeing 747451 · Fuselage Main, Plate/SkinSDR DALA12013676304Panel · buckledFOUND SHEAR PANEL BUCKLED BS 720-740 S26L. REPAIRED IAW ERA 509057-14.Nov 18, 2012 · N664US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12013666304Skin · dentedFOUND DENT IN SKIN, STR 27L AT SKIN ATTACH FLANGE. REPAIRED IAW ERA 509084-14.Nov 18, 2012 · N664US · Boeing 747451 · Fuselage Main, Plate/SkinSDR UALA2012111406572Start Valve · faultyCREW REPORT: NO ROTATION ON NR 2 ENGINE AT START WITH A CORRESPONDING NO START VLV & STARTER CUTOUT MSG. START VALVE OPEN LIGHT REMAINS ON WITH START VALVE CONFIRMED CLOSED. REPLACED START VALVE PER MM AND CHECKS OKAY.Nov 14, 2012 · N105UA · Boeing 747451 · Engine Start Valves/ControlsSDR UALA2012111406558Acm · seizedNOISE AND SMOKE NEAR AUX GALLEY JUST PRIOR TO LANDING. CREW REPORT ODOR SMELL, VIBRATION,ABNORMAL NOISE NEAR DOOR 2 GALLEY FLOOR AREA AND FOLLOW BY PACK NR 1 STATUS MSG. CHECK RECIR FAN, CHILLER, OVEN, GAL AND CABIN LIGHT, LAC NR 3 AND PACK NR 2, NR 3 ALL CHNov 13, 2012 · N105UA · Boeing 747451 · Cabin Cooling SystemSDR DALA12011266316Power Supply · inoperativeEMERGENCY UPPER DECK LT DOOR BATTERY OK, LIGHT INOPERATIVE. REPLACED BATTERY POWER PACK. OPS CHECKED GOOD.Oct 26, 2012 · N676NW · Boeing 747451 · Emergency LightingSDR DALA12011246314Fuse · inoperativeEXTERIOR EMERGENCY LIGHTS OUT SECOND LIGHT ON RT SIDE, THIRD LIGHT ON LT SIDE. REPLACED FUSES ON POWER SUPPLY AT DOOR 3L, OPS CHECKED GOOD.Oct 26, 2012 · N674US · Boeing 747451 · Emergency LightingSDR UALA2012102506114Light · inoperativeEMERGENCY EXIT SIGN INOP: DOOR 4 RIGHT LWR EEL EXIT. REPLACED DEFECTIVE LAMPS.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012102506113Light · inoperativeEMERGENCY LIGHT INOP: SEAT 53 RIGHT EEL. REPLACED DEFECTIVE LAMPS.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012102506112Light · inoperativeEMERGENCY LIGHT INOP: DOOR 5 RIGHT SLIDE ILLUM. REPLACED DEFECTIVE LAMPS.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012102506116Connector · defectiveEMERGENCY WALL EEL INOP: AFT WALL CROSS AISLE LEFT SIDE. REPAIRED DEFECTIVE CONNECTOR AND REPLACED EEL LAMP.Oct 24, 2012 · N105UA · Boeing 747451 · Light System WiringSDR UALA2012102506115Light · unsecureEMERGENCY WALL EEL INOP: MID GLY LEFT WALL. SECURED LOOSE EEL LIGHT.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012102506111Battery Pack · dischargedEMERGENCY LIGHTT INOP: DOOR 5 LEFT SLIDE ILLUM. REPLACED BATTERY PACKS.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012102506110Light · inoperativeEMERGENCY LIGHT INOP: CREW REST CEILING. REPLACED LAMPS AND REPAIRED ASSY LEN.Oct 24, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR DALA12010026306Skin · crackedFOUND ON ARRIVAL .5" CRACK ON ACFT LT AFT FUSELAGE, VENT WASTE SYS, OVERBOARD AREA. REPAIRED IAW ERA 508004-14. DAMAGE CUT OUT INTERNAL DOUBLER MADE. COMPLETED REPAIR IAW ERA 508004-14 AS PERMANENT REPAIR IAW PS 900-5-1 739058.Oct 15, 2012 · N666US · Boeing 747451 · Fuselage Main, Plate/SkinSDR UALA2012101505839O-Ring · leakingNR 1 ENGINE INFLT SHUTDOWN, RETURNED TO FIELD. FOUND LEAK AT JOINT OF LUBE AND SCAV PUMP AND DAMPENER. O-RING 'V' WORN AND SPLIT IN TWO. NEW O-RING FITTED AND AREA CLEANED. CARRIED OUT IAW JRH TEST NR 3. CREW REPORTED OIL PRESSURE AT IFS 65 AND DROPPING, Oct 14, 2012 · N105UA · Boeing 747451 · Turbine Engine Oil SystemSDR DALA12010006310Connector · unsecureEMERGENCY LIGHTS INOPERATIVE ROWS 25-31. FOUND CONNECTOR OFF. REINSTALLED CONNECTOR, OPS CHECK GOOD.Oct 13, 2012 · N670US · Boeing 747451 · Emergency LightingSDR DALA12009996305Power Supply · inoperativeEMERGENCY LIGHTS OUT, 2 EACH, UPPER LEFT OVERWING. REPLACED POWER SUPPLY M7919, AMM33-51-04/201, OPS CHECKED GOOD.Oct 10, 2012 · N665US · Boeing 747451 · Emergency LightingSDR DALA12008486309Seat Track · corrodedSEAT TRACK, ZONE C BS 900, RBL98.58, FOUND TO BE CORRODED OUT OF LIMITS IAW SRM 51-10-02. INSTALLED SEAT TRACK IAW AMM20-51-01.Sep 25, 2012 · N669US · Boeing 747451 · Fuselage, Seat/Cargo Attach FittingsSDR UALA2012092405382Light · inoperativeDOOR 2L EMERGENCY SLIDE LIGHT INOP. REPLACED LAMP IN NEW LIGHT ASSY, INSTALLED ASSY OPS CHECK GOOD.Sep 22, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012092405379Light · disconnectedEMERGENCY LIGHT ALONG DOOR 5R GALLEY WALL INOP. FOUND DISCONNECTED. RECONNECTED UNDER SEAT 60 HJK. CHECKS NORMAL.Sep 22, 2012 · N105UA · Boeing 747451 · Emergency LightingSDR UALA2012092105361Computer · faultyLEFT HF RADIO WILL NOT TRANSMIT. MSG 23039 & 23034 NOTED. LEFT HF TRANSCEIVER REPLACED & BITE PASS. BUT LEFT HF RECEIVE OK TRANSMIT FAIL ON ALL 3 ACP. AMU TRIED NO JOY. FIM 23-11 TASK836 FOLLOW ITEM B2 CCT CHECK OK. LEFT CMC SWAP WITH RIGHT CMC TRIED. LSep 20, 2012 · N105UA · Boeing 747451 · HF Communications SystemSDR UALA2012091905302Circuit Card · faultyTOTAL INDICATED FUEL DROPPED 3700 POUNDS IN 10 MINUTES. FOUND CTR TANK DENSITOMETER VALUE FLUCTUATING FROM 6.8 TO 7.0 CAUSING THE FQTY TO FLUX BY APPROX 3K WITH 91K IN TANK. SUSPECT DENSITOMETER IS BAD. REPLACED DENSITOMETER IN CENTER FUEL TANK AND COMPLETESep 17, 2012 · N105UA · Boeing 747451 · Fuel Quantity IndicatorSDR DALA12007386307Power Supply · inoperativeLEFT OUTSIDE EMERGENCY LIGHTS 1ST AND 2ND FROM FWD INOPERATIVE. REPLACED POWER SUPPLY AT DOOR 3L. OPS CHECKED GOOD IAW AMM 33-51Sep 14, 2012 · N667US · Boeing 747451 · Emergency LightingSDR UALA2012091005061Fan · faultyLOWER LEFT RECIRCULATION FAN STATUS MESSAGE. PULLED BREAKER CLOSED MANUAL HUMIDIFIER VALVE AND POSITIONED HUMID SWITCH TO OFF AND PLACARD, PER MEL. RELAY 585-0949, FAN 563-9043. REMOVED & REPLACED LEFT LOWER RECIRCULATION FAN IAW AMM, OP CHECK GOOD AT THIS Sep 9, 2012 · N105UA · Boeing 747451 · Air Distribution FanSDR DALA12006696308Connector · damagedDURING INSPECTION FOUND EXIT EMERGENCY LIGHT INOPERATIVE ABOVE SEAT 13A/D. MAINTENANCE REPAIRED LOOSE PIN ON CONNECTOR D11274J.Sep 9, 2012 · N668US · Boeing 747451 · Light System WiringSDR DALA12006326307Light · inoperativeDURING INSPECTION, FOUND L2 DOOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED DOOR SLIDE LIGHT AT 2L PER AMM 33-51.Sep 2, 2012 · N667US · Boeing 747451 · Emergency LightingSDR DALA12006056309Switch · failedDURING INSPECTION FOUND SEAT 22 ABC FLOOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED FLOOR PROXIMITY SWITCH ASSEMBLY. OPERATIONAL CHECK OK AS PER AMM 33-51.Aug 28, 2012 · N669US · Boeing 747451 · Emergency LightingSDR DALA12005816307Fuse · inoperativeDURING INSPECTION FOUND RIGHT OVERWING ESCAPE SLIDE LIGHT ASSEMBLY AT 1ST AND 2ND FROM BOTTOM INOPERATIVE. MAINTENANCE REPLACED FUSE AT POWER SUPPLY. OPERATIONAL CHECKED NORMAL PER AMM 33-52.Aug 24, 2012 · N667US · Boeing 747451 · Emergency LightingSDR UALA2012082304702Control Unit · malfunctionedCONTINUOUS CHIME FROM DOOR-3L LAV FORWARD UNIT. REPLACED IOEU ABOVE LAV. SYSTEM OPS OKAY.Aug 22, 2012 · N105UA · Boeing 747451 · Communications SystemSDR DALA12005656309Battery · dischargedDURING INSPECTION, FOUND DOOR 3R EMERGENCY EXIT SIGN INOPERATIVE. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY BATTERY AND BATTERY CHARGER PER B747-400 AMM33-51. CHECKED OK. Aug 20, 2012 · N669US · Boeing 747451 · Emergency LightingSDR DALA12005806312Flap Track · damagedDURING INSPECTION, FOUND LEFT OUTBOARD TRAILING EDGE FLAP NR 2 FLAP TRACK OUTBOARD FORWARD UPPER FLANGE SURFACE CORROSION. MAINTENANCE REMOVED AND REPLACED NR 2 FLAP TRACK AS PER B747-400 AMM 27-51-27.Aug 19, 2012 · N672US · Boeing 747451 · Trailing Edge FlapsSDR DALA12005256309Battery Pack · inoperativeDURING INSPECTION FOUND RIGHT OVERWING EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED DOOR 3R EMERGENCY POWER SUPPLY BATTERY PER AMM 33-51. OPS CHECKED OK.Aug 12, 2012 · N669US · Boeing 747451 · Emergency LightingSDR DALA12005236311Shear Web · crackedDURING INSPECTION FOUND MAIN DECK ZONE 'C' LEFT TENSION TIES SLOPING SHEAR WEB SUPPORTING GUSSET CRACKED AT BS 1120. MAINTENANCE REMOVED AND REPLACED GUSSET AS PER SRM 51-40-02.Aug 8, 2012 · N671US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12004566301Fuse · inoperativeDURING INSPECTION, FOUND RIGHT OVERWING EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED FUSE. OPS CHECKED OK PER AMM 33-51.Aug 5, 2012 · N661US · Boeing 747451 · Emergency LightingSDR DALA12004556302Acm · failedDURING CLIMB-OUT, PACK 2 TRIP OCCURRED AND SMOKE WAS REPORTED IN THE CABIN. AIRCRAFT RETURNED TO DEPARTURE. MAINTENANCE FOUND NR 2 PACK ACM FAILED. PACK DEFERRED AND AIRCRAFT RETURNED TO SERVICE.Aug 5, 2012 · N662US · Boeing 747451 · Cabin Cooling SystemSDR DALA12004056303Control Cable · damagedDURING WALKAROUND INSPECTION, FOUND THE LEFT OUTBOARD AILERON SURFACE STICKS AT UPWARD (SMALL AMOUNT). MAINTENANCE PERFORMED OPS CHECKS FOR AILERONS, FOUND INBOARD AND OUTBOARD AILERONS SURFACE WON'T MOVE, NO STATUS AND CMC MESSAGES FOUND PER AMM 27-11. PERFJul 28, 2012 · N663US · Boeing 747451 · Aileron Control SystemSDR DALA12004316311Skin · crackedDURING INSPECTION FOUND L2 DOOR CUTOUT FORWARD LOWER REVEAL CRACKED. MAINTENANCE REPAIRED L2 DOOR CUTOUT FORWARD LOWER REVEAL PER SRM 53-60-15.Jul 27, 2012 · N671US · Boeing 747451 · Fuselage Main, Plate/SkinSDR DALA12004006311Shear Web · crackedDURING INSPECTION, FOUND MAIN DECK ZONE 'C' RIGHT TENSION TIES SLOPING SHEAR WEB SUPPORTING GUSSET CRACKED. MAINTENANCE REMOVED RIGHT TENSION TIES SLOPING SHEAR WEB SUPPORTING GUSSET AS PER SRM 51-40-02. FABRICATED NEW GUSSET MATERIAL USED 2024-0-0.050" AS PJul 27, 2012 · N671US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12004016315Battery Pack · inoperativeDURING INSPECTION, FOUND DOOR 3L EMERGENCY LIGHT WON'T ILLUMINATE. MAINTENANCE REPLACED BATTERY AND POWER SUPPLY PER B747-400 AMM 33-51. OPERATION CHECK OK.Jul 26, 2012 · N675NW · Boeing 747451 · Emergency LightingSDR DALA12005226311Floorbeam · corrodedDURING INSPECTION FOUND CORROSION ON MAIN DECK BS 860, RBL 45-50, FLOORBEAM. REPAIRED PER SRM 53-20-51.Jul 23, 2012 · N671US · Boeing 747451 · Fuselage Main, Floor BeamSDR DALA12004546311Shear Web · crackedDURING INSPECTION, FOUND ZONE C LEFT TENSION TIES SLOPING SHEAR WEB EDGE CRACKED. MAINTENANCE REMOVED AND REPLACED LEFT TENSION TIES SLOPING SHEAR WEB AS PER SRM 51-40-02.Jul 23, 2012 · N671US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12004036307Angle · crackedDURING INSPECTION, FOUND MAIN DECK CABIN ZONE B, RIGHT FLOOR AREA AT STATION 505 RIGHT, RBL 66.00 INTERCOSTAL ATTACHED UPPER ANGLE CRACKED. MAINTENANCE FABRICATED AND REPLACED UPPER ANGLE AS PER B747-400 SRM 51-40-02.Jul 23, 2012 · N667US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12003996311Shear Web · crackedDURING INSPECTION, FOUND ZONE C RIGHT TENSION TIES SLOPING SHEAR WEB EDGE CRACKED. MAINTENANCE REMOVED RIGHT TENSION TIES SLOPING SHEAR WEB AND REPLACED AS PER SRM 51-40-02.Jul 23, 2012 · N671US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12003796309Light · inoperativeDURING INSPECTION, FOUND DOOR MOUNTED EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED LIGHT AND POWER SUPPLY PER WDM 33-51-41. OPS CHECKED NORMAL PER AMM 33-51.Jul 22, 2012 · N669US · Boeing 747451 · Emergency LightingSDR DALA12004046307Intercostal · corrodedDURING INSPECTION, FOUND MAIN DECK CABIN ZONE B LEFT SIDE FLOOR AREA, AT BS 580 LT ALONG LBL 91.67 INTERCOSTAL FLANGE CORRODED. MAINTENANCE REMOVED DAMAGED INTERCOSTAL, FABRICATED AND REPLACED NEW INTERCOSTAL AS PER ERA 503518-14.Jul 19, 2012 · N667US · Boeing 747451 · Fuselage Miscellaneous StructureSDR DALA12003726309Power Supply · inoperativeDURING INSPECTION FOUND UPPER DECK AFT EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED POWER SUPPLY AT CEILING PANEL BS 970 PER AMM 33-51. OPS CHECKED OK.Jul 19, 2012 · N669US · Boeing 747451 · Emergency LightingSDR UALA2012071203780Overheat Loop · failedNR 3 ENGINE OVERHEAT LOOP 'A" FAULT. REPLACED FIRE OVERHEAT DETECTOR TS684 PER AMM.Jul 12, 2012 · N105UA · Boeing 747451 · Overheat DetectionSDR UALA2012071203756Unknown · odorELECTRICAL BURNING ODOR.Jul 11, 2012 · N105UA · Boeing 747451 · Air Distribution SystemSDR DALA12003566316Computer · malfunctionedON SHORT FINAL APPROACH DURING GEAR EXTENSION, CREW RECEIVED WHEEL WELL FIRE INDICATION. AFTER LANDING, VERIFIED NO FIRE PRESENT. MAINTENANCE INSPECTED AREA, NO EVIDENCE OR INDICATION OF FIRE. MAINTENANCE THEN REPLACED LEFT CENTRAL MAINTENANCE COMPUTER PER Jul 6, 2012 · N676NW · Boeing 747451 · Fire Detection
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