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 BTIA20110428002Fireshield · crackedNR3 PYLON INBD FIRESHIELD, APROX STA 216, HAS CRACKS.Mar 24, 2011 · N706BL · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR BTIA20110428001Fireshield · separated3 PYLON INBD FIRESHIELD APROX STA 228 TO 240 IS SEPARATING FROM PYLON.Mar 24, 2011 · N706BL · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR KCSA10046Gauge · malfunctionedDURING LEVEL FLIGHT NR 1 & NR 4 FUEL GAUGES GO BLANK. ALSO, GROSS WEIGHT TOTAL FUEL GOES BLANK.Oct 19, 2010 · N790CK · Boeing 747251B · Fuel Quantity IndicatorSDR KCSA101146Light · inoperativeEMERGENCY LIGHT AT TOP OF UPPER DECK STAIRS IS INOP.Oct 14, 2010 · N632NW · Boeing 747251B · Emergency LightingSDR KCSA101134Skin · damagedNR 3 PYLON I/B AFT SECTION OF LOWER SKIN DAMAGED AT NAC STA 240.Sep 28, 2010 · N632NW · Boeing 747251B · Nacelle/Pylon, Plate/SkinSDR KCSA101133Fireshield · damagedNR 3 PYLON I/B LOWER FIRESHIELD DAMAGED AT NAC STA 225.Sep 28, 2010 · N632NW · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR KCSA101128Fireshield · damagedNR 3 PYLON FIRESHIELD DAMAGED AT NAC STA 237.Sep 20, 2010 · N632NW · Boeing 747251B · Nacelle/Pylon, Bulkhead/FirewallSDR KCSA101126Doubler · crackedBS 400 FUSELAGE FRAME DOUBLER CRACKED AT STR 15L.Sep 20, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101125Stop Fitting · crackedR-3 MAIN ENTRY DOOR OPENING FORWARD DOOR STOP FITTING CRACKED, BS 1273, WL 233.Sep 12, 2010 · N632NW · Boeing 747251B · Fuselage Main, StructureSDR KCSA101124Frame · crackedBS 520 FUSELAGE FRAME CRACKED BETWEEN STR 8R AND STR 9R.Sep 12, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101123Frame · crackedBS 520 FUSELAGE FRAME CRACKED BETWEEN STR 9R AND 10R.Sep 12, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101122Frame · crackedBS 520 FUSELAGE FRAME CRACKED BETWEEN STR 10R AND STR 10A R.Sep 12, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101120Frame · crackedNR 4 PYLON I/B FRAME CRACKED AT NAC STA 221 BULKHEAD.Sep 12, 2010 · N632NW · Boeing 747251B · Nacelle/Pylon, Frame/Spar/RibSDR KCSA101119Frame · crackedSTA 200 FRAME HAS 1 INCH CRACK AT STR 14B RT CUTOUT.Sep 10, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101118Skin · corrodedMAIN DECK STA-1239 BETWEEN STR-11R AND STR-10R CORROSION ON SKIN.Sep 10, 2010 · N632NW · Boeing 747251B · Fuselage Main, Plate/SkinSDR KCSA101115Strap · crackedCRACKED FRAME STRAP AT STA -800 BELOW STR-16L APPROX .250 INCH.Sep 7, 2010 · N632NW · Boeing 747251B · Fuselage Main, FrameSDR KCSA101114Stringer · corrodedSTA -1800 TO STA -1820 AT STR -51L HAS CORROSION.Sep 7, 2010 · N632NW · Boeing 747251B · Fuselage Main, Longeron/StringerSDR KCSA101113Skin · corrodedSTA -740 AT STR-47L HAS AREA OF BULGING SKIN.Sep 7, 2010 · N632NW · Boeing 747251B · Fuselage Main, Plate/SkinSDR KCSA101112Skin · corrodedSTA - 1810 AT STR - 51R HAS AREA OF BULGING SKIN.Sep 7, 2010 · N632NW · Boeing 747251B · Fuselage Main, Plate/SkinSDR NWAA093696623Battery · dischargedOVERNIGHT CHECK FOUND EMERGENCY EXIT SIGNS FORWARD AND AFT OF DOOR 2L INOPERATIVE. MAINTENANCE REPLACED POWER SUPPLY BATTERY. OPS CHECKED OKAY. RETURNED TO SERVICE.Oct 27, 2009 · N623US · Boeing 747251B · Emergency LightingSDR NWAA093606623Battery Pack · dischargedUPPER DECK FLOOR EMERGENCY LIGHT INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 17, 2009 · N623US · Boeing 747251B · Emergency LightingSDR NWAA093596623Battery Pack · dischargedDURING OVERNIGHT CHECK FOUND B-ZONE EMERGENCY LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 17, 2009 · N623US · Boeing 747251B · Emergency LightingSDR NWAA093586623Battery Pack · dischargedDURING OVERNIGHT CHECK FOUND D-ZONE EMERGENCY LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 17, 2009 · N623US · Boeing 747251B · Emergency LightingSDR NWAA093056624Power Supply · defectiveDURING A MAINTENANCE VISIT, THE EMERGENCY EXIT SIGN JUST AFT OF DOOR 2R WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE POWER SUPPLY TO BE DEFECTIVE AND REPLACED IT. SYSTEM OPERATION WAS NORMAL AFTER THE POWER SUPPLY WAS REPLACED.Aug 29, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA092976624Battery Pack · inoperativeDURING AN OVERNIGHT LINE CHECK THE EMERGENCY LIGHT AT DOOR THREE RIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE ASSOCIATED BATTERY PACK TO BE THE PROBLEM AND REPLACED IT. SYSTEM OPERATION WAS NORMAL AFTER THE BATTERY PACK WAS REPLACED.Aug 16, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA2926624Battery Pack · dischargedDURING A LINE CHECK THE EMERGENCY EXIT SIGN ABOVE DOOR TWO LEFT WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE BATTERY PACK TO BE DEFECTIVE AND REPLACED IT. SYSTEM OPERATION WAS NORMAL AFTER THE BATTERY PACK WAS REPLACED.Aug 13, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA092666624Power Supply · inoperativeDURING A MX VISIT THE EMERGENCY EXIT SIGN ABOVE DOOR 3 RT WAS FOUND TO BE INOPERATIVE. MX FOUND THE ASSOCIATED POWER SUPPLY TO BE DEFECTIVE AND REPLACED IT. SYS OPS WAS NORMAL AFTER POWER SUPPLY WAS REPLACED.Jul 28, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA092516624Battery Pack · inoperativeDURING AN OVERNIGHT LINE CHECK THE EMERGENCY EXIT SIGN FOR DOOR 2L WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE ASSOCIATED BATTERY PACK TO BE DEFECTIVE AND REPLACED IT. SYSTEM OPERATION WAS NORMAL AFTER THE BATTERY PACK WAS REPLACED.Jul 14, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA092426624Battery Pack · defectiveDURING A MAINTENANCE VISIT THE EMERGENCY ESCAPE PATH LIGHTING IN THE AFT GALLEY WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE ASSOCIATED BATTERY PACK TO BE DEFECTIVE AND REPLACED IT. THE SYSTEM OPERATED NORMALLY AFTER THE BATTERY PACK WAS REPLACED.Jul 1, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA091796624Battery Pack · inoperativeDURING OVERNIGHT CHECK FOUND EMERGENCY FLOOR LIGHTS IN UPPER DECK INOP. MAINTENANCE REMOVED AND REPLACED BATTERY. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.May 22, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA 091736624Power Supply · inoperativePILOT REPORTED EMERGENCY LIGHTS IN GALLEY 2 ARE INOP. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY MODULE. OPERATIONAL CHECKED GOOD, AND AIRCRAFT WAS RETURNED TO SERVICE.May 18, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA 091496623Pump · leakingDURING FLIGHT THERE WAS A SUDDEN LOSS OF NR 4 HYDRAULIC QUANTITY WHICH RESULTED IN A LOSS OF PRESSURE AND QUANTITY WENT TO ZERO. FLIGHT CONTINUED ON AND LANDING WAS UNEVENTFUL. ALTERNATE GEAR AND FLAP SYSTEMS WERE USED. MAINTENANCE FOUND NR 4 ENGINE DRIVEN May 4, 2009 · N623US · Boeing 747251B · Hydraulic Pump (Electric/Engine), MainSDR NWAA091156624Power Supply · inoperativeDURING OVERNIGHT CHECK FOUND DOOR 1 RT FWD OVERHEAD CROSS AISLE EMERGENCY SIGN INOPERATIVE. MX REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK. OPS CHECKED GOOD, AND ACFT WAS RETURNED TO SERVICE. (K)Apr 7, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA091146624Power Supply · inoperativeDURING OVERNIGHT CHECK FOUND, DOOR 1 RT EMERGENCY SIGN OVER DOOR INOPERATIVE. MX REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK. OPS CHECKED GOOD, AND ACFT WAS RETURNED TO SERVICE. (K)Apr 7, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA091136624Power Supply · inoperativeDURING OVERNIGHT CHECK, FOUND DOOR 1 RT AFT OVERHEAD CROSS AISLE EMERGENCY EXIT SIGN INOPERATIVE. MX REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK. OPS CHECKED GOOD AND ACFT WAS RETURNED TO SERVICE. (K)Apr 7, 2009 · N624US · Boeing 747251B · Emergency LightingSDR NWAA09826623Pump · leakingENROUTE, THE NR 4 HYDRAULIC SYS LOST BOTH PRESSURE AND FLUID QUANTITY. THE FLIGHT CREW DECLARED AN EMERGENCY TO ALLOW FOR ALTERNATE GEAR EXTENSION OF THE WING GEAR. THE LANDING WAS UNEVENTFUL. MX FOUND THE NR 4 ENGINE DRIVEN HYD PUMP LEAKING FROM THE CASE DRMar 22, 2009 · N623US · Boeing 747251B · Hydraulic Pump (Electric/Engine), MainSDR NWAA09296623Battery Pack · dischargedDURING OVERNIGHT FOUND EMERGENCY FLOOR LIGHT FROM SEATS 22K TO 33K INOPERATIVE. MX REMOVED AND REPLACED BATTERY PACK. OPS CHECKED GOOD, AND ACFT WAS RETURNED TO SERVICE. (K)Jan 31, 2009 · N623US · Boeing 747251B · Emergency LightingSDR NWAA085456623Battery Pack · inoperativeDURING AN OVERNIGHT LINE CHECK THE EMERGENCY LIGHTS IN THE UPPER DECK WERE FOUND TO BE INOPERATIVE. MX FOUND THE ASSOCIATED BATTERY PACK TO BE DEFECTIVE AND REPLACED IT. SYSTEM OPS WERE NORMAL AFTER THE BATTERY PACK WAS REPLACED.Dec 9, 2008 · N623US · Boeing 747251B · Emergency LightingSDR NWAA085446624Battery Pack · inoperativeDURING AN OVERNIGHT LINE CHECK THE EMERGENCY EXIT SIGNAGE WOULD NOT ILLUMINATE WHEN TESTED. MX FOUND THE ASSOCIATED BATTERY PACK DEFECTIVE AND REPLACED IT. SYSTEM OPS WAS NORMAL AFTER THE BATTERY PACK WAS REPLACED.Dec 8, 2008 · N624US · Boeing 747251B · Emergency LightingSDR NWAA085116732Battery · dischargedDURING OVERNIGHT LINE CHECK FOUND UPPER DECK ESCAPE SLIDE LIGHTS INOP. MX R&R BATTERY. OPS CHECKED GOOD AND ACFT WAS RETURNED TO SERVICE.Nov 16, 2008 · N632NW · Boeing 747251B · Emergency LightingSDR NWAA084996624Battery Pack · inoperativeDURING OVERNIGHT FOUND EMERGENCY EXIT SIGNS AT DOOR 2 RT INOP. MX R&R BATTERY PACK. OPS CHECKED GOOD AND ACFT WAS RETURNED TO SERVICE.Nov 7, 2008 · N624US · Boeing 747251B · Emergency LightingSDR NWAA084536624Battery Pack · dischargedDURING OVERNIGHT CHECK, FOUND EMERGENCY LIGHT EXIT SIGN AT 45C, 51C AND ABOVE 4L DOOR INOP. MX R&R BATTERY PACK. OPS CHECKED GOOD AND ACFT WAS RETURNED TO SERVICE.Oct 9, 2008 · N624US · Boeing 747251B · Emergency LightingSDR NWAA084066731Frame · crackedDURING L CHECK FOUND CRACK IN NR 4 PYLON REAR ENGINE MOUNT BULKHEAD FORWARD FRAME AT NAC STA 222.90. REPAIRED PER EA 67-213556.Aug 22, 2008 · N631NW · Boeing 747251B · Nacelle/Pylon, Frame/Spar/RibSDR NWAA083416624Battery Pack · inoperativeDURING OVERNIGHT CHECK, FOUND ZONE-E FLOOR EMERGENCY LIGHTS LEFT SIDE INOP. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECKED GOOD, AND AIRCRAFT WAS RETURNED TO SERVICE. (A)Jul 26, 2008 · N624US · Boeing 747251B · Emergency LightingSDR NWAA082866623Striker · unknownFLIGHT DECK DOOR LOCK FAIL LIGHT ILLUMINATED. SMOKE WAS DETECTED FROM DOOR LOCK MECHANISM. FLIGHT DECK ACCESS SWITCH SET TO OFF AND SMOKE CEASED. COCKPIT DOOR SYSTEM PLACARD INOP PER MEL 52-33A AND ENTERED IN LIDS AND REMOVED DDG. (A)Jun 24, 2008 · N623US · Boeing 747251B · Fixed Inner DoorsSDR NWAA082586623Battery · inoperativeDURING OVERNIGHT CHECK FOUND UPPER DECK FLOOR TRACK LIGHTING AND ZONE-B FLOOR TRACK LIGHTING INOP. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY AND BATTERY. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (A)Jun 8, 2008 · N623US · Boeing 747251B · Emergency LightingSDR NWAA082386623Skin · crackedDURING "M" CHECK, FOUND CRACK IN FUSELAGE SKIN AT BS 340 BETWEEN S7L AND S8L. REPAIRED PER EA 66-213141.May 26, 2008 · N623US · Boeing 747251B · Fuselage Main, Plate/SkinSDR NWAA082366623Frame · crackedDURING M-CHECK FOUND CRACK IN NR 4 PYLON NACELLE BULKHEAD FRAME AT NAC STA 221.90 LT. REPAIRED PER EA 66-212663.May 25, 2008 · N623US · Boeing 747251B · Nacelle/Pylon, Frame/Spar/RibSDR NWAA082356623Shear Tie · crackedDURING M-CHECK FOUND CRACKS IN FLOOR TO SKIN SHEAR TIE BETWEEN BS 340-360 LT SIDE. REPAIRED PER EA 66-212930.May 23, 2008 · N624US · Boeing 747251B · Fuselage Internal Mounting StructureSDR NWAA082396623Frame · crackedDURING "M" CHECK, FOUND CRACK IN FRAME INNER CHORD STRAP HOLE AT BS 800 S16R. REPAIRED PER EA 66-212931.May 20, 2008 · N623US · Boeing 747251B · Fuselage Main, Frame
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