Boeing 737-4B7

Service difficulty reports · 5,757

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 = '7374B7'
  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 4TXA2026050700323Control Module · intermittentINTERMITTENT WARNING HORN CABIN ALTITUDE LIGHT ILLUMINATED FL 270 CAB ALTITUDE SHOWING 11000 FT. FOLLOWED QRH AND LANDED THE AIRCRAFT IN MUCU SAFELY. EMERGENCY DECLARED.May 7, 2026 · N802TJ · Boeing 7374B7 · Cabin Pressure Control SystemSDR 4TXA2026050700324Control Module · intermittentINTERMITTENT WARNING HORN CABIN ALTITUDE LIGHT ILLUMINATED FL 270 CAB ALTITUDE SHOWING 11000 FT. FOLLOWED QRH AND LANDED THE AIRCRAFT IN MUCU SAFELY. EMERGENCY DECLARED.Apr 19, 2026 · N802TJ · Boeing 7374B7 · Air Conditioning SystemSDR I5EA2024032700012Battery Pack · no testEMERGENCY LIGHT INOP AT STA 639L BULLNOSE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1136 AT STA. 753L IAW B737-400 AMM 33-51-51. TEST OK.Mar 27, 2024 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2024032700011Battery Pack · no testEMERGENCY LIGHT INOP AT STA 850L BULLNOSE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1435 AT STA. 727G R IAW B737-400 AMM 33-51-51. TEST OK.Mar 27, 2024 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2024032700010Battery Pack · no testEMERGENCY LIGHT INOP AT STA 524L BULLNOSE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1479 AT STA. 598R IAW B737-400 AMM 33-51-51. TEST OK.Mar 27, 2024 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2024040400002Charger · no testR-1 DOOR EMERGENCY SLIDE EXTERIOR LIGHT INOP. REPLACED EMERGENCY LIGHT BATTERY CHARGER IAW B737-400 AMM 31-51-51.Mar 13, 2024 · Boeing 7374B7 · Emergency LightingSDR I5EA2024040400001Charger · no testL-1 DOOR EMERGENCY SLIDE EXTERIOR LIGHT INOP. REPLACED EMERGENCY LIGHT BATTERY CHARGER IAW B737-400 AMM 31-51-51.Mar 13, 2024 · N438US · Boeing 7374B7 · Emergency LightingSDR I5EA2023111900008Unknown · unknownEMERGENCY LIGHT AT STA 465 INOP - REMOVED AND REPLACED BATTERY PACK AT MODULE M1132 STA 330R IAW B737-400 AMM 33-51-51Nov 19, 2023 · N438US · Boeing 7374B7 · Emergency LightingSDR I5EA2023110600006Battery Pack · no testMID CABIN OVERHEAD EMERGENCY LIGHT INOP. - REPLACED EMERGENCY BATTERY PACK AND POWER SUPPLY WITH SERVICEABLE UNITS IAW B737 AMM 33-51-51. OPS CHECK GOOD.Nov 6, 2023 · N440US · Boeing 7374B7 · Emergency LightingSDR I5EA2023110200003Power Supply · no testPOWER SUPPLY AT M1479 REQUIRES REPLACEMENT. REMOVE AND REPLACED WITH SERVICEABLE POWER SUPPLY AT STA. 598R, M1479. OPS CHECK GOOD IAW B737-400 AMM 33-51-51.Nov 2, 2023 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2023110200002Battery Pack · no testEMERGENCY LIGHT INOP OVERWING HATCH L/H AFT. REMOVE AND REPLACED BATTERY PACK AT STA. 598R, MODULE M1479. OPS CHECK GOOD IAW B737-400 AMM 33-51-51.Nov 2, 2023 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2023081400024Battery Pack · inoperativeL/H OVERWING EMERGENCY EXIT IDENTIFIER LIGHT INOP. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1134, STA. 629L WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51. TEST OKAug 13, 2023 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2023071200002Battery Pack · no testMID CABIN EMERGENCY LIGHTS ARE INOP. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1134 AT STA> 629 WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51. TEST GOOD.Jul 12, 2023 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2023070200001Skin · dentedDENT FUSELAGE SECTION 46 UPPER PLATING BS 993 STR 15LHJul 2, 2023 · N802TJ · Boeing 7374B7 · Fuselage Main, Plate/SkinSDR I5EA2022100700005Charger · no testFOUND EMERGENCY LIGHT BATTERY CHARGER INOP AT L/H OWEE. REMOVED AND REPLACED EMR BATTERY CHARGER M1134 STA 634L IAW B737-400 AMM 33-51-51. TEST OK.Oct 7, 2022 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2022100700004Battery Pack · no testEMERGENCY EXIT LIGHT AT R/H OWEE INOP. REMOVED AND REPLACED M1479 EMR LIGHT BATTERY AT STA 598R IAW B737-400 AMM 33-51-51. TEST OK.Oct 7, 2022 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2022100700003Battery Pack · no testEMERGENCY EXIT LIGHT AT L/H OWEE INOP. REMOVED AND REPLACED M1134 EMR BATTERY PACK STA 634L IAW B737-400 AMM 33-51-51. TEST GOOD.Oct 7, 2022 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2022100700002Battery Pack · no testEMERGENCY EXIT LIGHT AT L-2 DOOR INOP. REMOVED AND REPLACED M1133 BATTERY EMR ESCAPE STA 326R IAW B737-400 AMM 33-51-51. TEST GOOD.Oct 7, 2022 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2021111500003Battery Pack · dischargedEMERGENCY LIGHT AT L1 DOOR INOPERATIVE. REMOVED AND REPLACED M1133 EMERGENCY LIGHT BATTERY AT STA. 330L, IAW B737 AMM 33-51-51, OPS CHECK GOOD.Nov 15, 2021 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2021062900002Adapter · inoperativeLOSS OF BOTH ADI'S AND BOTH FLIGHT DIRECTORS, USED STANDBY ADI TO RETURN TO FIELD, EMERGENCY DECLARED. REMOVED AND REPLACED DIGITAL ANALOG ADAPTER IAW B737-400 AMM 34-28-11, OPS CHECKED GOOD. ALSO PERFORMED FLIGHT DIRECTOR CHECK INTHE DFCS BITE CHECK IAW B73Jun 29, 2021 · N440US · Boeing 7374B7 · Attitude and Direction Data SystemSDR I5EA2021050300002Battery Pack · dischargedLEFT OVER WING EMERGENCY EXIT IDENTIFIER INOP. REPLACED BATTERY PACK ON POWER SUPPLY M1134, OPS CHECK GOOD, REF B737-400 AMM 33-51-51May 2, 2021 · N438US · Boeing 7374B7 · Emergency LightingSDR I5EA2021032900012Warning Message · illuminatedCABIN ALTITUDE WARNING LIGHT AND HORN SOUNDED AT 37,000 FEET. CABIN OBSERVED ABOVE 10,000 FEET AND CLIMBING. EMERGENCY DESCENT EXECUTED AND QRH MEMORY ITEMS AND QRH PROCEDURES COMPLETED. PASSENGER OXYGEN MASKS MANUALLY DEPLOYES BY FLIGHT CREW.Mar 28, 2021 · N438US · Boeing 7374B7 · Cabin Pressure Control SystemSDR I5EA2021022600008Battery Pack · no testCENTER AISLE EMERGENCY EXIT SIGN INOP. REMOVED AND REPLACED EMERGENCY EXIT CENTER AISLE STA 629 BATTERY PACK AND OPS CHECK GOOD IAW B-737-400 AMM 33-51-51.Feb 26, 2021 · N440US · Boeing 7374B7 · Emergency LightingSDR I5EA2021011900005Battery Pack · no testEMERGENCY LIGHTS INOPERABLE ABOVE L2 AND AT FLOOR LEVEL AROUND R2 DOOR. REMOVED AND REPLACED AFT RT BATTERY PACK. OPERATIONS CHECK NORMAL, IAW B737-400 AMM 33-51-51, NO DEFECTS NOTED.Jan 19, 2021 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2021010600003Battery Pack · no testEMERGENCY LIGHT INOPERABLE ROW 9 LEFT. REMOVED AND REPLACED EMERGENCY LIGHT PACK AT STA 629L AND TEST, IAW B-737-400 AMM 33-51-51. OPERATIONS CHECK GOOD.Jan 6, 2021 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2021010500002Battery Pack · no testCABIN L-2 DOOR EMERGENCY LIGHT INOPERABLE. REMOVED AND REPLACED L-2 DOOR EMERGENCY BATTERY PACK. PERFORMED OPERATIONS CHECK, NORMAL AS PER B737 AMM 33-51-51.Dec 31, 2020 · N438US · Boeing 7374B7 · Emergency LightingSDR I5EA2021010500001Battery Pack · no testCABIN L-1 DOOR EMERGENCY LIGHT INOPERABLE. REMOVED AND REPLACED L-1 DOOR EMERGENCY BATTERY PACK. PERFORMED OPERATIONS CHECK, NORMAL AS PER B737 AMM 33-51-51.Dec 31, 2020 · N438US · Boeing 7374B7 · Emergency LightingSDR I5EA2020110300006Battery Pack · unknownEMERGENCY LIGHT AT STA 969L M1197 IS INOPERABLE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY M1197 AT STA 969L WITH SERVICEABLE UNIT AND TEST, IAW B-737-400 AMM 33-51-51. TEST GOOD. P/N ON: ABS-2013-1A S/N ON: 12331.Nov 3, 2020 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2020110300005Battery Pack · unknownEMERGENCY LIGHT AT STA 634L M1134 IS INOPERABLE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY M1134 AT STA 634L WITH SERVICEABLE UNIT AND TEST, IAW B-737-400 AMM 33-51-51. TEST GOOD. P/N ON: ABS-2013-1A S/N ON: 59525.Nov 3, 2020 · N458UW · Boeing 7374B7 · Emergency LightingSDR I5EA2020110100004Battery Pack · dischargedPOWER SUPPLY BATTERY LOCATED IN AFT GALLEY LT IS INOPERABLE. PERFORMED REMOVAL AND REPLACEMENT POWER SUPPLY BATTERY IN AFT GALLEY LT, IAW AMM 33-51-51 AND OPERATIONS CHECK OKAY.Oct 29, 2020 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2020110100003Battery Pack · dischargedPOWER SUPPLY BATTERY IN BIN 22 RT IS INOPERABLE. REMOVE AND REPLACE POWER SUPPLY BATTERY BIN 22 RT, IAW AMM 33-51-51 AND OPERATIONS CHECK OKAY.Oct 29, 2020 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2020110100002Battery Pack · dischargedPOWER SUPPLY BATTERY IN BIN 22 LT IS INOPERABLE. REMOVE AND REPLACE POWER SUPPLY BATTERY BIN 22 LT, IAW AMM 33-51-51 AND OPERATIONS CHECK OKAY.Oct 29, 2020 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2020110100001Battery Pack · dischargedPOWER SUPPLY BATTERY IN BIN 12 LT IS INOPERABLE. REMOVE AND REPLACE POWER SUPPLY BATTERY BIN 12 LT, IAW AMM 33-51-51 AND OPERATIONS CHECK OKAY.Oct 29, 2020 · N802TJ · Boeing 7374B7 · Emergency LightingSDR I5EA2020040901Light · inoperativeEMERGENCY LIGHT INOP AT ROW 7 DEF.Apr 8, 2020 · N440US · Boeing 7374B7 · Emergency LightingSDR I5EA2020031605Window · crackedR-1 WINDOW CRACKED IN CRUISE, MIAMI CENTER PERFORMED EMERGENCY ROUTINE.Mar 12, 2020 · N458UW · Boeing 7374B7 · Flight Compartment WindowsSDR I5EA2019111902Unknown · odorSTRONG ELECTRICAL SMELL IN FORWARD CABIN IN CRUISE AND DECENT SMOKE FIRE OR FUMES EMERGENCY CHECKLIST COMPLETED. SUPPLEMENTAL INFORMATION, OPEN INSPECTED AREA AND CLOSED PSU FWD CABIN IAW AMM 25-21-61, OPENED INSPECTED AREAS BEHIND CEILING PANELS FWD CABIN IANov 9, 2019 · N458UW · Boeing 7374B7 · Air Distribution SystemSDR I5EA201910310903Slide · unsecureL1 DOOR SLIDE LOOSEOct 24, 2019 · N440US · Boeing 7374B7 · Escape SlideSDR I5EA201910250003Slide · looseL1 DOOR SLIDE LOOSE.Oct 24, 2019 · N440US · Boeing 7374B7 · Escape SlideSDR I5EA20191011907Smoke Detector · failedLH LAVATORY SMOKE DETECTOR ALARM IS ON ( SMELL BURNED)Sep 29, 2019 · N438US · Boeing 7374B7 · Smoke DetectionSDR I5EA2019101090003Selector Panel · defectiveNO PRESSURIZATION DURING CLIMB OUT. SUPPLEMENTAL INFORMATION, PERFORMED OPERATIONAL TEST ON PRESSURIZATION SYSTEM, TEST FAILED. REPLACED SELECTOR PANEL, PERFORMED AGAIN OPERATIONAL TEST ON PRESSURIZATION SYSTEM, TEST OK. ALL MAINTENANCE ACTION IAW AMM 21-31Sep 21, 2019 · N802TJ · Boeing 7374B7 · Cabin Pressure Control SystemSDR I5EA2019072508Unknown · odorDISCREPANCY: THE CABIN AND COCKPIT EXPERIENCED A STRONG SMELL WATER HEATER LEFT AFT SIDE , OVERHEATED COFFEE POTS WERE REPORTED OVERHEATING WITH GALLEY POWER SWITCH IN THE OFF POSITION. CORRECTIVE ACTION: INSPECTED PSU ROW 6,7,8 AX WIRING AS PER AMM 20-60-04 Jul 20, 2019 · N802TJ · Boeing 7374B7 · Air Distribution SystemSDR I5EA2019072306Sense Line · looseDISCREPANCY: FL 310 CLIMBING, CABIN BEGAN TO CLIMB UNCONTROLLABLY, RT PACK WENT TO ZERO. CORRECTIVE ACTION: PERFORMED TROUBLE SHOOTING FOUND HEAVY PENUMATIC LEAK ON RIGHT ENGINE UNDER PRE COOLER VALVE. TIGHTEND SCNSING LINE, OPERATIONAL CHECK FOUND NORMAL. Jul 18, 2019 · N802TJ · Boeing 7374B7 · Pneumatic Indicating SystemSDR I5EA2019072507Shutoff Valve · malfunctionedAT FL 310 AND CLIMBING, CABIN PRESSURE UNCONTROLABLE RT PACK 0 PSI. LOCKED OUT RT PRSOV. REMOVED AND REPLACED THE LT PRSOV.Jul 17, 2019 · N802TJ · Boeing 7374B7 · Pneumatic Distribution SystemSDR I5EA201906190001Lanyard · misroutedFOUND L2 DOOR SLIDE PACK LAYNRD ROUTED WRONG. RE-MOVED AND L2 DOOR SLIDE PACK LYANRD REF: AMM TASK 25-61-35 402-007. NO DEFECTS NOTED.Jun 15, 2019 · N441US · Boeing 7374B7 · Escape SlideSDR I5EA2019050800001Power Supply · failedDISCREPANCY: EMERGANCY LIGHT POWER SUPPLY M1479 STA 598A INOP. CORRECTIVE ACTION: REMOVED AND REPLACED EMERGANCY LIGHT POWER SUPPLY M179 AT STA 597A IAW AMM 33-51-51.May 6, 2019 · N440US · Boeing 7374B7 · Emergency LightingSDR I5EA2019050200002Bulkhead · canningDISCREPANCY: AFT PRESSURE BULKHEAD AT FS 1016 HAS OIL CANNING BEYOND LIMITS OF SRM 53-80-08 A. 5 AND 7 PAGE 109 AT LBL 19, 4 INCHES BELOW STRINGER 4L. CORRECTIVE ACTION: PERFORMED REPAIR OF THE DAMADGED AFT PRESSURE BULKHEAD WEB AT LBL 19, 4 INCHES BELOW STRIMay 2, 2019 · N438US · Boeing 7374B7 · Fuselage Main, BulkheadSDR I5EA2019050200001Bulkhead · canningDISCREPANCY: AFT PRESSURE BULKHEAD AT FS 1016 HAS OIL CANNING BEYOND LIMITS OF SRM 53-80-08 A5 AND 7 PAGE 109 AT LBL 51, 4 INCHES INBOARD AT STRINGER 10L. CORRECTIVE ACTION: PERFORMED REPAIR OF THE DAMAGED AFT PRESSURE BULKHEAD WEB AT LBL 51, 4 INCHES INBOARDMay 2, 2019 · N438US · Boeing 7374B7 · Fuselage Main, BulkheadSDR I5EA2019050200000Bulkhead · canningDISCREPANCY: AFT PRESSURE BULKHEAD AT FS 1016 HAS OIL CANNING BEYOND LIMITS OF SRM 53-80-08 A. 5 AND 7 PAGE 109 AT LBL 41, 12 INCHES INBOARD OF STRINGER 9R. CORRECTIVE ACTION: PERFORMED REPAIR OF THE DAMAGED AFT PRESSURE BULKHEAD WEB AT LBL 41, 12 INCHES INBOMay 2, 2019 · N438US · Boeing 7374B7 · Fuselage Main, BulkheadSDR I5EA2019005020000Bulkhead · canningDISCREPANCY: AFT PRESSURE BULKHEAD AT FS 1016 HAS OIL CANNING BEYOND LIMITS OF SRM 737-400 53-80-08 A. 5 AND 7 PAGE 109 AT LBL 35, 12 INCHES INBOARD OF STRINGER 9L. CORRECTIVE ACTION: PERFORMED REPAIR OF THE DAMAGED AFT PRESSURE BULKHEAD WEB AT LBL 35, 12 INCMay 2, 2019 · N438US · Boeing 7374B7 · Fuselage Main, BulkheadSDR I5EA2019010200000Smoke Detector · false activationDISCREPANCY: AFT CARGO FIRE WARNING AT 200-300 FEET AFTER TAKE OFF AND RETURNED TO THE FIELD. CORRECTIVE ACTION: REF LOGPAGES - 10242, 10243, 10244 - REPLACED FAULTY SMOKE DETECTOR, CARGO FIRE EXTINGUISHERS, DIVERTER VALVE ASSY, METERING VALVE ASSY, AND PERFFeb 21, 2019 · N441US · Boeing 7374B7 · Smoke Detection
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