Boeing 737-201

Service difficulty reports · 2,471

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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 = '737201'
  ORDER BY difficulty_date DESC"

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SDR USAASB99045Coalescer · dirtyPHL - FLT 712 - FLIGHT RETURNED TO FIELD AT PHL DUE TO A SMOKE SMELL IN THE COCKPIT. THE SMELL OF SMOKE WAS PRESENT AND TO WORSE ON TAKEOFF ROLL. CAPTAIN DECIDED TO TAKEOFF AND RETURN BACK TO FIELD. NO EMERGENCY WAS DECLARED. THE FLIGHT LANDED WITHOUT FURTFeb 19, 1999 · N237US · Boeing 737201 · Humidity Control SystemSDR USAASB99043Duct · failedCLT - FLT 281 - ON CLIMB-OUT FROM CLT AT 8,000 FT, THE NR 1 ENGINE OVERHEAT LIGHT AND OIL TEMPERATURE LIGHT ILLUMINATED. CAPTAIN REDUCED ENGINE THRUST AND THE OVERHEAT LIGHT EXTINGUISHED. OIL TEMPERATURE CLIMBED TO 130-135 DEGREES. CAPTAIN KEPT THE ENGINE RFeb 18, 1999 · N260AU · Boeing 737201 · Air Intake Anti/De-Ice SystemSDR F3LA99004Wire · brokenDEN - DURING A-6 CHECK, INSPECTION REPORTED FLOOR PROXIMITY LIGHTING AT ROWS 16, 17 AND 18 INOPERATIVE. MAINTENANCE REPAIRED BROKEN WIRING AND SYSTEM CHECKED OK. (M)Feb 17, 1999 · N205AU · Boeing 737201 · Light System WiringSDR USAA990086Skin · crackedTPA - DURING CX-2 CHECK VISUAL INSPECTION, FOUND A 2.75 INCH CRACK IN EXTERNAL SKIN STATION 727B PLUS 4 INCHES AND STRINGER 17R. INSTALLED DOUBLER PER SRM 53-30-3 FIG 25. (M)Feb 12, 1999 · N233US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA990085Skin · crackedTPA - DURING CX-2 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK IN DOOR SKIN FORWARD SERVICE DOOR UPPER HINGE CUTOUT DOOR EXT SKIN. INSTALLED DOUBLER PER SB 737-32-1016, EA 63767 AND TR 52-40-03A. (M)Feb 12, 1999 · N233US · Boeing 737201 · Service DoorsSDR USAASB99034Relay · failedMEM - DURING PREFLIGHT, CREW FOUND THE SEAT LEVEL ESCAPE PATH EMERGENCY LIGHTS, THE CABIN DOOR LOWER EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE TROUBLESHOT WIRING PROBLEM TO THE R121 RELAY ON THE J5 PANEL PER WIRING DIAGRAM MANUAL 33-21-11. REPLACED R121Feb 9, 1999 · N260AU · Boeing 737201 · Emergency LightingSDR F3LA99021Battery Pack · dischargedPHX - DURING C-CHECK INSPECTION, REPORTED LEFT AND RIGHT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE RECHARGED BATTERY PACK PER MM 33-51-11. (M)Feb 9, 1999 · N214AU · Boeing 737201 · Emergency LightingSDR USAASB99033Pcu · failedBWI - FLT 2605, ON FINAL APPROACH, AFTER LANDING GEAR AND FLAPS WERE EXTENDED, THE 'A' SYSTEM HYDRAULIC QUANTITY DEPLETED TO ZERO WITH THE LOW PRESSURE LIGHT ILLUMINATING. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED CLEAR OF THE RUNWAY. THE AIRCRAFT WAS TOWED Feb 8, 1999 · N254AU · Boeing 737201 · Elevator Control SystemSDR USAASB99030Switch · failedPIT - FLT 8027 - ON DESCENT INTO PIT FROM YYZ, CAPT REPORTED THAT THE NR 1 ENGNIE OIL FILTER BYPASS LIGHT ILLUMINATED. CAPT SHUT DOWN THE NR 1 ENGINE AND DECLARED AN EMERGENCY INTO PIT. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED TO THE GATE. TOTAL SINGLE ENGIFeb 5, 1999 · N223US · Boeing 737201 · Engine Oil Indicating SystemSDR 99ZZZM196Switch · failedPIT - FLT 8027 - ON DESCENT INTO PIT FROM YYZ, CAPT REPORTED THAT THE NR 1 ENGNIE OIL FILTER BYPASS LIGHT ILLUMINATED. CAPT SHUT DOWN THE NR 1 ENGINE AND DECLARED AN EMERGENCY INTO PIT. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED TO THE GATE. TOTAL SINGLE ENGIFeb 5, 1999 · N223US · Boeing 737201 · Engine Oil PressureSDR USAASB99029Actuator · leakingBWI - FLT 2742 - ONE HOUR INTO FLIGHT, CAPTAIN REPORTED THAT THE SYSTEM 'A' HYDRAULIC QUANTITY STARTED DROPPING SLOWLY. FLIGHT DIVERTED TO BWI AND LANDED WITHOUT FURTHER INCIDENT. NO LOSS OF HYDRAULIC PRESSURE OR AIRCRAFT ABILITY OCCURRED. UPON LANDING, HYDFeb 4, 1999 · N247US · Boeing 737201 · Drag Control ActuatorSDR USAASB99028Light · inoperativeBUF - MAINTENANCE FOUND THE RIGHT OVERWING EMERGENCY EXIT LIGHT INOPERATIVE. WHEN SEAT PATH LIGHTS ARE ILLUMINATED, EMERGENCY EXIT LIGHT IS INOPERATIVE. WHEN SEAT PATH LIGHTS ARE EXTINGUISHED, EMERGENCY EXIT LIGHT ILLUMINATES. LIGHTS WILL NOT WORK TOGETHER.Feb 2, 1999 · N260AU · Boeing 737201 · Emergency LightingSDR USAASB99026Accessory Unit · failedTPA - FLT2675 - ON APPROACH INTO TPA, ALL THREE LANDING GEAR RED UNSAFE LIGHTS ILLUMINATED. CREW EXECUTED A MISSED APPROACH. CREW RECYCLED LANDING GEAR TWICE AND ALL THREE RED AND GREEN GEAR LIGHTS REMAINED ILLUMINATED. ON THIRD LANDING GEAR RECYCLE ATTEMPTFeb 1, 1999 · N241US · Boeing 737201 · Landing Gear Position and WarningSDR USAASB99023Battery Charger · failedCMH - MAINTENANCE FOUND THE FIRST CLASS OVERHEAD EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER ASSEMBLY. OPERATIONAL CHECK GOOD. (M)Jan 29, 1999 · N257AU · Boeing 737201 · Emergency LightingSDR USAASB99022Light · inoperativePHL - MAINTENANCE FOUND THE SEAT MOUNTED EMERGENCY LIGHT AT SEAT 11C INOPERATIVE. MAINTENANCE REPAIRED A BROKEN WIRE. OPS CHECK GOOD. (M)Jan 22, 1999 · N227AU · Boeing 737201 · Emergency LightingSDR USAA990039Skin · crackedCLT - DURING PCI CHECK VISUAL INSPECTION, FOUND A 1 INCH CRACK ON FUSE SKIN STATION 727 BELOW STRINGER 17R. INSTALLED DOUBLER PER SRM 53-30-3 FIG 1. (M)Jan 14, 1999 · N236US · Boeing 737201 · Fuselage Main, Plate/SkinSDR F3LA99002Web · crackedPHX - DURING SERVICE CEHCK, MAINTENANCE REPORTED .5 INCH CRACK ON WEB OF LEFT NLG WHEEL WELL STATION 285. ONE RIVET BORKEN AND EVIDENCE OF INTERGRANULAR CORROSION ON VERTICAL CHORD INSIDE NLG WHEEL WELL AT LEFT AFT ACCESS PANEL. MAINTENANCE REPLACED NLG WHEEJan 13, 1999 · N217US · Boeing 737201 · Fuselage Miscellaneous StructureSDR USAA990063Skin · crackedCLT - DURING HM DROP IN VISUAL INSPECTION, FOUND A 1 INCH CRACK ON SKIN STATION 727A STRINGER 18R. INSTALLED DOUBLER PER SRM 53-30-3 AND EA 63480. (M)Jan 12, 1999 · N244US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA990062Skin · crackedCLT - DURING HM DROP IN VISUAL INSPECTION, FOUND A 2 INCH CRACK 6 INCH AFT OF STATION 727E STRINGER 16L. INSTALLED DOUBLER PER SRM 53-30-3 FIG 6. (M)Jan 12, 1999 · N244US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA990008Skin · crackedCLT - DURING HM DROP IN VISUAL INSPECTION, FOUND A 2 INCH CRACK STRINGER 16L BS 793 SKIN. INSTALLED DOUBLER PER SRM 53-30-3 FIG 6. (M)Jan 12, 1999 · N244US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA990007Skin · crackedCLT - DURING HM DROP INVISUAL INSPECTION, FOUND A 1 INCH CRACK STRINGER 18R 2 INCH AFT OF BS 727A SKIN. INSTALLED DOUBLER PER SRM 53-30-3 FIG 6 AND EA 63480. (M)Jan 12, 1999 · N244US · Boeing 737201 · Fuselage Main, Plate/SkinSDR 99ZZZM189Web · crackedLEFT NLG W/W STATIN 285, .5 INCH CRACK ON WEB, ONE RIVET BROKEN AND EVIDENCE OF INTERGRANULAR CORROSION ON VERTICAL CHORD INSIDE NLG W/W AT LEFT AFT ACCESS PANEL. CORROSION ON VERTICAL CHORD INSIDE NLG W/W AT LEFT AFT ACCESS PANEL.Jan 11, 1999 · N217US · Boeing 737201 · Fuselage Miscellaneous StructureSDR 99ZZZM187Web · crackedLEFT NLG W/W STATION 285 HAS .5 INCH CRACK ON WEB, ONE RIVET BROKEN AND EVIDENCE OF INTERGRANULAR CORROSION ON VERTICAL CHORD INSIDE NLG W/W AT LEFT AFT ACCESS PANEL. (M)Jan 11, 1999 · N217US · Boeing 737201 · Fuselage Miscellaneous StructureSDR USAASB99010Pressurization · malfunctionedPIT - FLT 1631 - AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE IN AUTO, STANDBY, OR MANUAL. NO DOOR WARNING LIGHTS WERE ILLUMINATED. FLIGHT RETURNED TO FIELD AT PIT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE PRESSURIZED AIRCJan 7, 1999 · N260AU · Boeing 737201 · Cabin Pressure Control SystemSDR USAASB99004Light · failedDCA - PILOT REPORTED THAT THE EMERGENCY EXIT LIGHT AT THE AFT ENTRY DOOR FLICKERS OFF AND ON. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY EXIT LIGHT ABOVE THE AFT ENTRY DOOR. OPERATIONAL CHECK GOOD. (M)Jan 5, 1999 · N233US · Boeing 737201 · Emergency LightingSDR F3LA99001Skin · damagedDEN - FLT 850 - UPON ARRIVAL, MAINTENANCE REPORTED HOLE IN FUSELAGE, AFT OF FORWARD LAV SERVICE DOOR STATION 328, STRINGER 24R TO STRINGER 25R. MAINTENANCE FABRICATED AND INSTALLED DOUBLER PER SRM 53-30-5. (M)Jan 5, 1999 · N205AU · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA990006Web · crackedTPA - DURING CX-2 CHECK VISUAL INSPECTION, FOUND A 1.5 INCH CRACK IN LOWER INTERNAL WEB FORWARD END OF FORWARD CARGO DOOR. INSTALLED DOUBLER PER SRM 51-40-2. (M)Jan 3, 1999 · N247US · Boeing 737201 · Cargo/Baggage DoorsSDR USAA980682Skin · crackedTPA - DURING CX-4 CHECK VISUAL INSPECTION, FOUND A 1.75 INCH CRACK IN EXTERNAL SKIN STATION 805 STRINGER 18L. INSTALLED DOUBLER PER SRM 53-30-3 FIG 6. (M)Dec 27, 1998 · N254AU · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA980643Angle · crackedCLT - DURING DROP IN VISUAL INSPECTION, FOUND A CRACK APPROX 2.2 INCHES LONG IN RADIUS OF ANGLE BL 0 WL 192.5 STATION 259.5 NOSE WHEEL WELL. PART REPLACED WITH IDENTICAL PART PER BOEING 737-200 SRM 51-20-1, 51-40-1. (M)Dec 14, 1998 · N248US · Boeing 737201 · Fuselage Miscellaneous StructureSDR USAASB98325Control Panel · malfunctionedPIT - FL2053 - FLIGHT DIVERTED TO PIT DUE TO THE LEFT WING TO BODY OVERHEAT LIGHT CONTINUOUSLY FLICKERING FLIGHT. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND OPERATIONALLY CHECKED THE LEFT WING TO BODY OVERHEAT DETECTION LOOP. NO DEFECTS NOTEDDec 12, 1998 · N265AU · Boeing 737201 · Cabin Cooling SystemSDR USAASB98322Battery · dischargedBWI - MAINTENANCE FOUND THE MID CABIN CEILING EMERGENCY EXIT LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY SUPPLY. OPERATIONAL CHECK GOOD. (M)Dec 11, 1998 · N243US · Boeing 737201 · Emergency LightingSDR USAASB98321Switch · failedCLE - FLT 691 - APPROX 50 MILES OUT FROM CLE, THE NR 1 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED. CAPTAIN WENT THROUGH PROCEDURES, THEN SHUT DOWN THE NR 1 ENGINE IN FLIGHT. AN EMERGENCY WAS DECLARED. FLIGHT LANDED WITHOUT INCIDENT AT CLE. TOTAL SINGLE TIMDec 10, 1998 · N261AU · Boeing 737201 · Engine Oil Indicating SystemSDR F3LA98197Battery · dischargedDEN - DURING SERVICE CHECK, MAINTENANCE REPORTED FORWARD ENTRY DOOR EMERGENCY EXIT LIGHTED SIGN, PORTABLE TYPE (M186, REF WDM 33.51.01) FAILED TO ILLUMINATE BRIGHT DURING TESTING. MAINTENANCE REPLACED 2 RECHARGEABLE CD BATTERY CELLS AND CHECKED OK. (M)Dec 9, 1998 · N217US · Boeing 737201 · Emergency LightingSDR F3LA98196Battery · dischargedDEN - DURING SERVICE CHECK, MAINTENANCE REPORTED CONTROL CABIN ENTRY DOOR EMERGENCY EXIT LIGHTED SIGN, PORTABLE TYPE (M185, REF WDM 33.51.01) FAILED TO ILLUMINATE DURING TESTING. MAINTENANCE REPLACED 2 RECHARGEABLE CD BATTERY CELLS AND CHECKED OK. (M)Dec 9, 1998 · N217US · Boeing 737201 · Emergency LightingSDR USAA980627Skin · crackedTPA - DURING CX-5 CHECK VISUAL INSPECTION, FOUND TWO 1 INCH CRACKS SEPARATED BY 1 INCH STATION 727 STRINGER 18L SKIN FUSELAGE. FABRICATED FILLER AND DOUBLER PER SRM 53-30-3 FIG 6 AND EA 63110. (M)Dec 7, 1998 · N246US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA980626Skin · crackedTPA - DURING CX-5 CHECK VISUAL INSPECTION, FOUND A 2.875 INCH CRACK BETWEEN STATION 952 AND 967 STRINGER 21L SKIN. FABRICATED FILLER AND DOUBLER PER SRM 53-30-3 FIG 6. (M)Dec 7, 1998 · N246US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAA980625Skin · crackedTPA - DURING CX-2 CHECK VISUAL INSPECTION, FOUND A 1.1 INCH CRACK IN EXTERNAL SKIN .5 INCH ABOVE STRINGER 18R AT STATION 754 SKIN. INSTALLED DOUBLER PER SRM 53-30-3 FIG 1. (M)Dec 2, 1998 · N228US · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAASB98316Csd · overservicedPIT - FLT 2691 - AFTER CLIMB-OUT FROM ROC, CAPTAIN REPORTED THAT THE NR 2 ENGINE CSD DISCONNECTED AND THAT HE WAS UNABLE TO START THE APU DUE TO LOW OIL PRESSURE. FLIGHT DIVERTED TO PIT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENNov 29, 1998 · N254AU · Boeing 737201 · Alternator-Generator DriveSDR USAA980602Stringer · corrodedTPA - DURIGN CX-1 CHECK VISUAL INSPECTION, FOUND A 10 INCH BY 2.5 INCH AREA OF CORROSION STATION 947 STRINGER 27L. REPLACED WITH NEW STRINGER SECTION PER EA 63030. (M)Nov 26, 1998 · N260AU · Boeing 737201 · Fuselage Main, Longeron/StringerSDR USAA980601Skin · crackedTPA - DURING CX-1 CHECK VISUAL INSPECTION, FOUND A .125 INCH IN EXTERIOR SKIN BS 380 AT BL 0 AT COOLING DUCT OUTLET. INSTALLED DOUBLER PER TR 53-30-04. (M)Nov 26, 1998 · N260AU · Boeing 737201 · Fuselage Main, Plate/SkinSDR USAASB98314Engine · fodBWI - FL2659 - UPON CLIMB-OUT AT APPROX 3,000 FT, THE NR 2 ENGINE INJESTED A BIRD. A MODERATE VIBRATION WAS NOTICED FROM THE NR 2 ENGINE. CREW SHUT DOWN THE NR 2 ENGINE, DECLARED AN EMERGENCY AND RETURNED TO FIELD AT BWI. THE CABIN WAS PREPPED FOR AN EMERGENov 24, 1998 · N254AU · Boeing 737201 · Engine (Turbine/Turboprop)SDR USAASB98307Light · inoperativeCLT - MAINTENANCE FOUND THE AFT LEFT EMERGENCY EXIT LIGHT WOULD NOT TURN OFF WHEN THE AIRCRAFT WAS POWERED DOWN. MAINTENANCE REPLACED THE AFT LEFT ENTRY DOOR OVERHEAD EMRGENCY EXIT LIGHT ASSEMBLY. OPERATIONAL CHECK NORMAL. (M)Nov 19, 1998 · N233US · Boeing 737201 · Emergency LightingSDR F3LA98194Line · leakingDEN - UPON ARRIVAL, FLIGHT CREW REPORTED NR 2 ENGINE 'A' SYSTEM HYDRAULIC LOW PRESSURE LIGHT ILLUMINATED. SHUT DOWN NR 2 ENGINE HYDRAULIC PUMP AND DECLARED AN EMERGENCY. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED HYDRAULIC LINE AT NR 2 ENGINE PYNov 19, 1998 · N217US · Boeing 737201 · Hydraulic System, MainSDR USAA980615Skin · crackedCLT - DURING CX-4 VISUAL INSPECTION, FOUND A .4375 INCH CRACK AFT OF EQUIPMENT COOLING OUTLET STATION 360 AT WL 148.5 SKIN. INSTALLED DOUBLER PER TR 53-30-04. (M)Nov 13, 1998 · N255AU · Boeing 737201 · Fuselage Main, Plate/SkinSDR F3LA98193Fan · malfunctionedSAN - UPON DESCENT INTO SAN, FLIGHT CREW REPORTED SULFUR/ELECTRICAL ODOR FROM AIR VENTS AT ROW 5 AND 6 ON LEFT SIDE OF AIRCRAFT. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE PLACARDED GASPER FAN PER MEL 21-24. UPON ARRIVAL IN DEN, GASPER FAN WAS REPLACED ANov 13, 1998 · N217US · Boeing 737201 · Air Distribution FanSDR USAASB98297Boost Pump · failedDTW - FL2232, EN ROUTE FROM CLT TO DTW, FLIGHT ATTENDANT ADVISED CREW OF A BURNING ELECTRICAL SMELL AFT OF FORWARD BULKHEAD AROUND SEAT ROWS 4, 5 AND 6. SHORTLY THEREAFTER, THE CIRCUIT BREAKERS FOR THE NR 2 AFT FUEL BOOST PUMP AND NR 2 TR TRIPPED. THE NR 2 TNov 10, 1998 · N244US · Boeing 737201 · Fuel Boost PumpSDR 99ZZZM40Tru · malfunctionedDTW - FL2232, EN ROUTE FROM CLT TO DTW, FLIGHT ATTENDANT ADVISED CREW OF A BURNING ELECTRICAL SMELL AFT OF FORWARD BULKHEAD AROUND SEAT ROWS 4, 5 AND 6. SHORTLY THEREAFTER, THE CIRCUIT BREAKERS FOR THE NR 2 AFT FUEL BOOST PUMP AND NR 2 TR TRIPPED. THE NR 2 TNov 10, 1998 · N244US · Boeing 737201 · DC Rectifier/ConverterSDR 99ZZZM39Gcu · malfunctionedDTW - FL2232, EN ROUTE FROM CLT TO DTW, FLIGHT ATTENDANT ADVISED CREW OF A BURNING ELECTRICAL SMELL AFT OF FORWARD BULKHEAD AROUND SEAT ROWS 4, 5 AND 6. SHORTLY THEREAFTER, THE CIRCUIT BREAKERS FOR THE NR 2 AFT FUEL BOOST PUMP AND NR 2 TR TRIPPED. THE NR 2 TNov 10, 1998 · N244US · Boeing 737201 · AC RegulatorSDR USAASB98296Gasper Fan · malfunctionedCLT - FLT 790 - AT FL290, FLT ATTENDANT ADVISED CREW OF A BURNING ELECTRICAL SMELL IN CABIN AROUND LOW 6D. AT THE SAME TIME, THE NR 2 MAIN AFT BOOST PUMP CIRCUIT BREAKER TRIPPED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE GNov 9, 1998 · N244US · Boeing 737201 · Air Distribution SystemSDR USAA980566Web · crackedCLT - DURING CHECK VISUAL AND EDDY CURRENT INSPECTION, FOUND A 1.5 INCH CRACK BL 0 STATION 259 TOP OF NOSE W/W WEB. REMOVED AND REPLACED DAMAGED WEB PER SRM 51-10-1 AND SRM 51-30-2. (M)Nov 9, 1998 · N243US · Boeing 737201 · Fuselage Miscellaneous Structure
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