Boeing 737-401

Service difficulty reports · 2,961

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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 = '737401'
  ORDER BY difficulty_date DESC"

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SDR USA2002F00052Sensor · cutAFTER TAKEOFF, AT APPROXIMATELY 100 FEET, CAPTAIN ATTEMPTED TO RAISE THE LANDING GEAR BUT THE GEAR HANDLE FAILED TO RETRACT. CAPTAIN ATTEMPTED TO RAISE THE LANDING GEAR BUT THE GEAR HANDLE FAILED TO RETRACT. CAPTAIN CONTINUED FLIGHT TO 5,000 FEET AND STILL WJun 5, 2002 · N408US · Boeing 737401 · Landing Gear Position and WarningSDR USAA020223Frame · crackedPIT - FOUND FRAME CRACKED .75 INCH DIAMETER, STATION 867 FRAME BETWEEN STRINGER 8 & 9 LEFT. DOUBLER INSTALLED PER TYPICAL REPAIR 53-10-14A. (M)Jun 3, 2002 · N406US · Boeing 737401 · Fuselage Main, FrameSDR USAA020222Frame · crackedPIT - FOUND FRAME CRACKED .75 INCH, STATION 747 FRAME BETWEEN STRINGER 8 & 9 LEFT. DOUBLER INSTALLED PER TYPICAL REP 53-10-14A. (M)Jun 3, 2002 · N406US · Boeing 737401 · Fuselage Main, FrameSDR USAA020221Seat Track · corrodedPIT - FOUND TRACK CORRODED 2 INCHES BY .5 INCH, RIGHT INBOARD FLOOR TRACK AND FLANGE AT STATION 360. REPLACED FLOOR TRACK (APPROX 20 INCHES) PER SRM 53-00-52, REPAIR NR 1, FIG 202. CORROSION LEVEL 1, TASK NR C53500-C. (M)Jun 3, 2002 · N406US · Boeing 737401 · Fuselage, Seat/Cargo Attach FittingsSDR USA2002F00054Circuit Board · faultyAFTER TAKEOFF, CREW COULD NOT GET THE LANDING GEAR SELECTOR HANDLE TO MOVE PAST THE OFF POSITION TO RAISE THE GEAR. CREW FOLLOWED QUICK REFERENCE HANDBOOK PROCEDURES AND NOTED THAT THE TAKEOFF WARNING HORN DID NOT SOUND WITH THE FLAPS UP. HOWEVER, THERE WAS Jun 3, 2002 · N408US · Boeing 737401 · Landing Gear Position and WarningSDR USAA020247Doubler · crackedPIT - FOUND DOUBLER CRACKED .5 INCH, FORWARD SERVICE DOOR FRAME LOWER CORNER HI-LOCK IN REPAIR DOUBLER. FABRICATED AND INSTALLED DOUBLER PER SRM 51-70-11. (M)May 31, 2002 · N406US · Boeing 737401 · Fuselage Main, StructureSDR USAA020213Fitting · crackedCLT - SHOP VISIT, FOUND TRACK FITTING CRACKED 2 INCHES, LEFT INBOARD FORE FLAP BETWEEN MOUNT HOLES. DEFECTIVE PART REPLACED WITH IDENT PART NR. (M)May 31, 2002 · N406US · Boeing 737401 · Trailing Edge FlapsSDR USAA020212Fitting · crackedCLT - SHOP VISIT FOUND TRACK FITTING CRACKED 2 INCHES, RIGHT INBOARD FORE FLAP BETWEN MOUNT HOLES. DEFECTIVE PART REPLACED WITH IDENT PART NR. (M)May 31, 2002 · N406US · Boeing 737401 · Trailing Edge FlapsSDR USAA020239Angle · crackedPIT - FOUND ANGLE CRACKED .5 INCH, FORWARD SERVICE DOOR, FORWARD FRAME UPPER ANGLE S12R-S13R. DEFECTIVE PART REPLACED WITH IDENT PART N/R. (M)May 30, 2002 · N406US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA020240Angle · crackedPIT - FOUND ANGLE CRACKED .5 INCH, FORWARD SERVICE DOOR FORWARD FRAME LOWER ANGLE S10R-S11R. DEFECTIVE PART REPLACED WITH IDENT PART NR. (M)May 30, 2002 · N406US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA020236Angle · corrodedPIT - FOUND SUPPORT ANGLE CORRODED, INBOARD FORWARD SERVICE DOOR THRESHOLD SUPPORT ANGLE. REMOVED CORROSION PER SRM 51-10-02. (M)May 30, 2002 · N406US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA020237Angle · corrodedPIT - FOUND ZEE ANGLE CORRODED TWO AREAS, FORWARD SERVICE DOOR ZEE ANGLE. REMOVED CORROSION PER SRM 51-10-02. (M)May 30, 2002 · N406US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA020238Support · corrodedPIT - FOUND SUPPORT ZEE CORRODED 4 AREAS, FORWARD SERVICE DOOR SILL SUPPORT ZEE, 4 EACH. REMOVED CORROSION PER SRM 51-10-02. (M)May 30, 2002 · N406US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAA020248Frame · crackedPIT - FOUND FRAME .5 INCH CRACK, FUSELAGE FRAME 827 B/W STRINGERS 8L AND 9L. INSTALLED REPAIR DOUBLER PER TYPICAL REPAIR 53-10-14A. (M)May 28, 2002 · N406US · Boeing 737401 · Fuselage Main, FrameSDR USA2002F00033Boot · out of position(DUCT SEAL BOOT) ENROUTE, THE CABIN ALTITUDE WARNING HORN SOUNDED ALERTING THE CREW THAT CABIN ALTITUDE WAS AT 10,000 FEET. WITH OUTFLOW VALVE CLOSED, CREW WAS UNABLE TO CONTROL CABIN ALTITUDE. CREW DESCENDED FLIGHT AND DIVERTED, WHERE THE FLIGHT LANDED WITMay 26, 2002 · N423US · Boeing 737401 · Cabin Pressure Control SystemSDR USAA020220Skin · crackedPIT - FOUND SKIN CRACKED .25 INCH, FUSELAGE FRAME AT STATION 867 B/W STRINGER 8R AND 9R. INSTALLED DOUBLER PER TYPICAL REPAIR 53-10-14A. (M)May 23, 2002 · N406US · Boeing 737401 · Fuselage Main, Plate/SkinSDR USAA020188Fitting · corrodedTPA - FOUND FITTING CORRODED .625 INCH, LEFT SIDE HORIZONTAL STAB CENTER SECTION, FRONT SPAR. CORROSION LEVEL 2. REMOVED CORROSION, BLENDED, SPOT FACE, REPAIRED PER SRM 55-10-10, FIG 103 AND EA 94305. (M)May 15, 2002 · N412US · Boeing 737401 · Horizontal Stabilizer Miscellaneous StructureSDR USA2002F00018Roller · out of adjustON APPROACH, CREW COULD NOT GET FLAP TO RESPOND WHEN FLAP LEVER WAS MOVED FROM THE UP DETENT. CREW ACCOMPLISHED QRH PROCEDURES AND USED THE ALTERNATE FLAPS TO EXTEND FLAPS. DUE TO GUSTY WINDS AND THE SHORT RUNWAY LENGTH, CAPTAIN ELECTED TO DIVERT. FLIGHT LAMay 15, 2002 · N424US · Boeing 737401 · Trailing Edge FlapsSDR USAA020189Skin · crackedTPA - FOUND SKIN CRACKED .5 INCH, AFT CARGO DOOR SKIN, AFT UPPER CORNER. INSTALLED DOUBLER PER SRM 52-00-01. (M)May 14, 2002 · N412US · Boeing 737401 · Cargo/Baggage DoorsSDR USAA020155Fitting · corrodedTPA - FOUND FITTING CORRODED .5 INCH AREA, FORWARD FACE, FORWARD UPPER JOINT CLEVIS, LT SIDE HORIZ STAB. CORROSION LEVEL 2. REMOVED CORROSION, TREATED, PRIMED, INSTALLED FILLER PER SRM 55-10-10 AND EA 94300. (M)Apr 30, 2002 · N418US · Boeing 737401 · Horizontal Stabilizer Miscellaneous StructureSDR USAASB02082Wire · brokenEWR - FOUND EMERGENCY LIGHT ON END BAY OF SEAT 2C INOPERATIVE. MAINTENANCE SPLICED A BROKEN WIRE UNDER THE SEAT. (M)Apr 26, 2002 · N405US · Boeing 737401 · Light System WiringSDR USAASB02081Wire · damagedCLT - FLT 1050 - CLIMBING OUT OF CLT, PASSING FL270, AIRCRAFT LOST PRESSURIZATION. CREW PERFORMED AN EMERGENCY DESCENT TO 10,000 FEET. FLIGHT RETURNED TO CLT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPAIRED NUMEROUS LEAKS AT THE FORWARD AND AFT ENTApr 24, 2002 · N408US · Boeing 737401 · Air Conditioning System WiringSDR USAASB02077Charger · inoperativePIT - FOUND CIRCUIT INOPERATIVE ON EMERGENCY LIGHT BATTERY CHARGER. MAINTENANCE REPLACED THE BATTERY CHARGER. (M)Apr 22, 2002 · N413US · Boeing 737401 · Emergency LightingSDR USAASB02076Fuse · brokenPIT - FOUND BROKEN FUSE ON EMERGENCY LIGHT CHARGER. MAINTENANCE REPLACED THE CHARGER. (M)Apr 22, 2002 · N413US · Boeing 737401 · Emergency LightingSDR USAASB02074Battery Pack · dischargedTPA - FOUND CENTER AISLE AND RIGHT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE REPLACED TWO BATTERY PACKS. (M)Apr 18, 2002 · N407US · Boeing 737401 · Emergency LightingSDR USAASB02066Charger · failedPHL - MAINTENANCE REPORTED THE AFT RIGHT SERVICE DOOR EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFT RIGHT EMERGENCY LIGHT BATTERY PACK AND CHARGER ASSEMBLY. OPERATIONAL CHECK GOOD. (M)Mar 27, 2002 · N425US · Boeing 737401 · Emergency LightingSDR USAASB02051Battery Pack · dischargedDCA - MAINTENANCE REPORTED THE RIGHT OVERWING EMERGENCY HATCH EXIT SIGN AND RELATED LIGHTS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY SUPPLY FROM BATTERY PACK M1479. OPERATIONAL CHECK GOOD. (M)Mar 15, 2002 · N405US · Boeing 737401 · Emergency LightingSDR USAASB02048Indicator · faultyBOS - FLT 1507 - ON DESCENT INTO BOS, CAPTAIN ADVISED THAT THE FLAPS WOULD NOT COME DOWN WHEN SELECTED. CREW WAS ADVISED BY MAINTENANCE IN BOS TO CHECK CIRCUIT BREAKER FOR FLAP INDICATOR AND RESET. SLATS BEGAN TO DEPLOY ASYMMETRICALLY AND WERE THEN RETRACTEDMar 10, 2002 · N424US · Boeing 737401 · Trailing Flap Position Indicating SystemSDR USAASB02047Indicator · faultyBDL - FLT 482 - ON SHORT FINAL TO ALB, WHEN FLAPS WERE SELECTED TO 10 UNITS, CAPTAIN RECEIVED A FLAP INDICATOR NEEDLE SPLIT AND ASSOCIATED LEADING EDGE DEVICE AMBER LIGHT. LANDING WAS ABORTED AT ALB AND CAPTAIN REQUESTED ATC TO LAND AT BDL FOR LONGER RUNWAYS.Mar 10, 2002 · N407US · Boeing 737401 · Trailing Flap Position Indicating SystemSDR USAASB02043Charger · failedLGA - MAINTENANCE REPORTED THE LOW LEVEL EMERGENCY LIGHTS AT SEAT ROWS 6 ABC THROUGH 9 ABC INOPERATIVE AND THE MID CABIN OVERHEAD EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER ASSEMBLIES IN THE CEILING AT CENTER AISLE Mar 3, 2002 · N422US · Boeing 737401 · Emergency LightingSDR USAASB02037Wire · brokenIND - MAINTENANCE REPORTED THE EMERGENCY LIGHT AT SEAT ROW 10 ABC INOPERATIVE. MAINTENANCE FOUND WIRES FROM THE SEAT TRACK BROKEN. SPLICED WIRES FROM SEAT TRACK TO CONNECTOR UNDER SEAT ROW 10ABC. OPS CHECK OF ALL EMERGENCY LIGHTS GOOD. (M)Feb 21, 2002 · N412US · Boeing 737401 · Light System WiringSDR USAASB02032Battery Pack · dischargedERW - MAINTENANCE REPORTED THE LEFT AFT OVERWING EMERGENCY LIGHT, THE EMERGENCY LIGHTS AT SEAT ROWS 10 AND 11 AND THE OVERHEAD EMERGENCY LIGHTS AT SEAT ROWS 8 AND 9 INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE MID CABIN OVERHEAD EMERGENCY BATTERY PACK. Feb 15, 2002 · N405US · Boeing 737401 · Emergency LightingSDR USAASB02031Power Supply · dischargedDCA - MAINTENANCE REPORTED THE RIGHT OVERWING EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE M1479 BATTERY SUPPLY PACK AT STATION 598R. OPERATIONAL CHECK GOOD. (M)Feb 13, 2002 · N425US · Boeing 737401 · Emergency LightingSDR USAA020075Skin · crackedCLT - FOUND SKIN CRACKED 1.25 INCH CRACK, 3 INCH AFT OF FS 727E JUST BELOW S22L. INSTALLED DOUBLER PER BOEING SRM 53-00-01, FIG 201. (M)Feb 13, 2002 · N421US · Boeing 737401 · Fuselage Main, FrameSDR USAASB02030Vane · damagedBUF - FLT 437 - ON ROTATION OUT OF BUF, EN ROUTE TO PHL, THE FIRST OFFICER REPORTED THE AIRCRAFT WENT INTO A CONTINUOUS STICK SHAKER MODE. CAPTAIN CHECKED FLAP SETTINGS AND FOUND NO INDICATIONS OF ANY OTHER ABNORMALITIES OTHER THAN THE STICK SHAKER WARNING. Feb 10, 2002 · N408US · Boeing 737401 · Stall Warning SystemSDR USAASB02028Smoke Detector · malfunctionedCLT - FLT 417 - ON CLIMB-OUT FROM CLT, EN ROUTE TO SRQ, THE FLIGHT ATTENDANT REPORTED THE FORWARD LAVATORY SMOKE DETECTOR ALARM SOUNDING. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. CAPTAIN ADVISED AFTER LFeb 5, 2002 · N413US · Boeing 737401 · Smoke DetectionSDR USAASB02009Odor · detectedPHL - FLT 383 EN ROUTE FROM ROC TO PHL, CREW REPORTED FUMES AND A HOT SMELL IN THE AFT CABIN THAT WERE IRRITATING TO EYES AND MAKING PEOPLE NAUSEOUS. CREW BEGAN PROCEDURES FOR FUMES IN THE CABIN BUT THE FLIGHT LANDED BEFORE COMPLETION. MAINTENANCE PERFORMED Jan 13, 2002 · N406US · Boeing 737401 · Air Distribution SystemSDR USAASB02004Battery Pack · dischargedPIT - MAINTENANCE FOUND THE RIGHT OVERWING EMERGENCY LIGHT DIMS DURING OPERATIONAL CHECK OF EMERGENCY LIGHT SYSTEM. MAINTENANCE REMOVED AND REPLACED THE BATTERY SUPPLY ASSEMBLY PER MM 33-50-04. OPS CHECK GOOD. (M)Jan 6, 2002 · N415US · Boeing 737401 · Emergency LightingSDR USAASB01343Odor · detectedCLT - FLT 222 - EN ROUTE FROM MCO TO CLT,PASSENGERS AND FLIGHT ATTENDANTS NOTED A STRONG SMELL OF FUEL NEAR ROW 6. MAINTENANCE RAN THE PACKS WITH THE APU AND THE ENGINES AND COULD NOT DUPLICATE THE SMELL. A GENERAL INSPECTION WAS PERFORMED WITH NO DISCREPANCDec 18, 2001 · N418US · Boeing 737401 · Air Distribution SystemSDR USAASB01331Battery Pack · dischargedLGA - MAINTENANCE FOUND THE FORWARD OVERWING EMERGENCY EXIT LIGHT, LEFT SIDE, INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK AT STATION 598R. OPERATIONAL CHECK GOOD. (M)Nov 29, 2001 · N409US · Boeing 737401 · Emergency LightingSDR USAA011387Skin · crackedTPA - FOUND SKIN .250 INCH, UPPER HINGE CUTOUT ON MAIN ENTRY DOOR. INSTALLED DOUBLER PER SB 737-52-1096 ALSO EA NR 94248. (M)Nov 16, 2001 · N413US · Boeing 737401 · Passenger/Crew DoorsSDR USAASB01310Charger · failedTPA - MAINTENANCE FOUND THE BULLNOSE EMERGENCY LIGHT AT ROW 9, RIGHT SIDE, INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER ASSEMBLY. OPS CHECK GOOD. (M)Nov 12, 2001 · N407US · Boeing 737401 · Emergency LightingSDR USAASB01303Indicator · failedBOS - FLT 926 - ON APPROACH TO BOS, FROM PIT, CREW REPORTED THE FLAPS AND SLATS WOULD NOT EXTEND. CAPTAIN ACCOMPLISHED QUICK REFERENCE HANDBOOK PROCEDURES AND PERFORMED THE ALTERNATE METHOD FOR FLAP EXTENSION. FLIGHT LANDED WITHOUT FURTHER INCIDENT. NO EMEROct 26, 2001 · N409US · Boeing 737401 · Trailing Flap Position Indicating SystemSDR USAASB01295Selector Valve · defectiveLGA - FLT 579 - ON CLIMB-OUT FROM LGA, ENROUTE TO CLT, THE A/C EXPERIENCED A SEVERE VIBRATION THROUGH BOTH THE FIRST OFFICERS AND CAPTAINS RUDDER PEDALS. THE FORWARD CABIN AREA, EXPERIENCED VIBRATION AS WELL. NO VIBRATION IN AFT CABIN AREA. TURNING OFF YAW DAOct 13, 2001 · N420US · Boeing 737401 · Landing Gear Brake SystemSDR USAA011298Support · corrodedTPA - FOUND CARGO TIE DOWN SUPPORT CORRODED APPROXIMATELY 24 INCHES, STATION 787-847. DEFECTIVE PART REPLACED WITH IDENTICAL PART NR. (M)Sep 28, 2001 · N409US · Boeing 737401 · Fuselage Miscellaneous StructureSDR USAASB01263Door · out of rigPHL - FLT 987 - ON CLIMB-OUT FROM PHL, EN ROUTE TO MCO, CAPTAIN RECEIVED A DOOR LIGHT FOR THE FORWARD MAIN ENTRY DOOR. FIRST OFFICER WENT BACK TO CHECK ON DOOR AND FOUND THE DOOR HANDLE LOOSE. FLIGHT RETURNED TO FIELD AT PHL AND LANDED WITHOUT FURTHER INCIDESep 19, 2001 · N421US · Boeing 737401 · Passenger/Crew DoorsSDR USAASB01256Safety Switch · faultyMCO - FLT 1263 - EN ROUTE FROM PHL, AT FL220, RECEIVED AN ALERT FOR CABIN PRESSURIZATION AS CABIN ALTITUDE CLIMBED ABOVE 10,000 FT. DECLARED EMERGENCY AND ACCOMPLISHED AN EMERGENCY DESCENT. BOTH TRANSPONDERS FAILED-NO FAIL LIGHT ILLUMINATED, CABIN CHIMES AND FSep 15, 2001 · N420US · Boeing 737401 · Landing Gear Position and WarningSDR USAA011246Strut · wornPIT - STRUT BEARING BORE REQUIRES RECHAMFERING, MAIN BEARING BORE. MACHINE BORE AND RECHAMFER. (M)Sep 10, 2001 · N422US · Boeing 737401 · Nacelle/Pylon, Attach FittingsSDR USAASB01243Power Supply · dischargedCT - MAINTENANCE FOUND THE LEFT LOWER AFT EMERGENCY PATHWAY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE M1136 POWER SUPPLY. OPERATIONAL CHECK NORMAL. (M)Aug 27, 2001 · N412US · Boeing 737401 · Emergency LightingSDR USAA011138Skin · crackedCLT - FOUND SKIN CRACKED 4 INCHES, BS 787 BS 25L. INSTALLED DOUBLER AND FILLER PER SRM 53-00-01 FIG 217. (M)Aug 21, 2001 · N417US · Boeing 737401 · Fuselage Structure (General)
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