JASC 3840

Service difficulty reports · 37

Reports filed under 3840 · Air Supply (Water Pressure System), newest first.

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 jasc_code = '3840'
  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 AALA202605154130Switch · faultyAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS IN AFT GALLEY REPORT ELECTRICAL SMOKE SMELL. FOUND POTABLE WATER AIR COMPRESSOR TO BE CONSTANTLY RUNNING AND TO BE SOURCE OF ODOR. REMOVED AND REPLACED WATER PRESSURE CUTOUT SWITCH (AALA202605144130), PER AMM 38-42-07. May 13, 2026 · N903NN · Boeing 737823SDR AALA202605158279Relay · faultyAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS IN AFT GALLEY REPORT ELECTRICAL SMOKE SMELL. FOUND POTABLE WATER AIR COMPRESSOR TO BE CONSTANTLY RUNNING AND TO BE SOURCE OF ODOR. REMOVED AND REPLACED WATER PRESSURE CUTOUT SWITCH (AALA202605144130), PER AMM 38-42-07. May 13, 2026 · N903NN · Boeing 737823SDR DALA2026022301259Compressor · odorCLEANERS SMELLED BURNING IN AFT CABIN. R & R AIR COMPRESSOR IAW AMM 38-42-01. OPS CHECK GOOD. LEAK CHECKED GOOD.Feb 20, 2026 · N37700 · Boeing 737832SDR DALA2026012600593Compressor · odor(LOG 8120508) F/A'S IN AFT GALLEY REPORTING A BURNING PLASTIC/ELECTICAL ODOR. REPLACED POTABLE WATER COMPRESSOR AND CABIN RECIRC FILTERS IAW AMM 21-25.Jan 22, 2026 · N380DA · Boeing 737832SDR DALA2025020400810Compressor · seizedSHIP 5812 REW REPORTED ACVID SMELL DURING DEPLANING, CREW STATED THEY SECURES A/C, NO ENGINE OR APU SOURCE. CORRECTIVE ACTION: REPLACED THE POTABLE WATER AIR COMPRESSOR AND CHECK VALVE, REMOVED AND REPLACED EQUIPMENT COOLING FILTERS. (6840285)Feb 2, 2025 · N592NW · Boeing 757351SDR GTIA2024091738374Compressor · overheatedDURING CRUISE AT FL350 APPROX 45 MINS INTO FLIGHTS A CHEMICAL / BURINING SMELL ISOLATING PACK DID NOT ELEMINATE ODOR EMER RETURN-PERFORMED TROUBLESHOOTING FOR CABIN ODOR IAW TSM 5-50-00-810-831-A FOUND WATER COMPRESSOR-AIR OVERHEATED. PERFORMED DECOUNTAMINATIOSep 16, 2024 · N934NK · Airbus A320271NSDR DALA2023022101308None · noneSHIP 3417 - DIV - INTO MSP DUE TO NO WATER PRESSURE. CORRECTIVE ACTION: INSPECTED SERVICE PANEL WITH NO ISSUE FOUND. FOUND FAP DEPRESSURIZATION BUTTON SELECTED. RESET TO NORMAL CONFIGURATION AND WATER PRESSURE RETURNED. (4187223)Feb 19, 2023 · N417DX · Airbus A330941SDR DALA2021111106959None · noneSHIP 3409 -DIV- TO DTW FOR POTABLE WATER NOT AVAILABLE. CORRECTIVE ACTION: FOUND FAP WATER DEPRESSURIZATION SELECTION IN FLIGHT POSITION. WATER SYSTEM PRESSURIZED NORMAL ONCE ON GROUND. (8324338)Nov 11, 2021 · N409DX · Airbus A330941SDR DALA2021060703127Compressor · smokeSHIP 3710 -SMK- GROUND CREW REPORTED SMOKE FROM OUTFLOW VALVE AFTER LOADING. CORRECTIVE ACTION: FOUND WATER COMPRESSOR VERY HOT. DEACTIVATED WATER COMPRESSOR PER MEL. REPLACED WATER COMPRESSOR PER B737 AMM. OPS CHECKS GOOD.Jun 5, 2021 · N380DA · Boeing 737832SDR DALA2021051102664Switch · out of positionSHIP 3407 ATB. DUE TO NO POTABLE WATER PRESSURE THROUGHOUT THE AIRCRAFT. GAUGE SHOWED 50% WATER REMAINING. CORRECTIVE ACTION: FOUND (WATER DEPRESSURIZATION) SELECTED ON FAP WATER WASTE PAGE. WATER SYSTEM REFILLED AND DEPRESS SELECTED OFF. WATER PRESSURE IS NORMay 10, 2021 · N407DX · Airbus A330941SDR DALA2020030601676Compressor · overheatedPER GROUND CREW SMOKE/FUMES IN THE CABIN. FOUND WATER SYSTEM AIR COMPRESSOR OVERHEATING AND REPLACED. (LP 7155541)Mar 5, 2020 · N176DZ · Boeing 767332SDR DALA2019112286836Compressor · failedELECTRICAL ODOR ROW 39. AFTER INVESTIGATION FOUND WATER COMPRESSOR FAIL. HOT SMOKE COMING OUT. WATER SYSTEM AIR COMPRESSOR DEACTIVATED PULLED AND COLLARED CB H6 PANEL P33. DISCONNECTED PLUG FROM WATER COMPRESSOR. REPLACED POTABLE WATER COMPRESSOR AND CHECK VALNov 15, 2019 · N1607B · Boeing 767332SDR AALA201908219008Compressor · odorAIRCRAFT WAS GROUNDED: PILOT REPORTS ELECTRICAL SMELL IN AFT GALLEY. SMELL DISSAPATED WHEN ALL GALLEY ITEMS TURNED OFF. MAINTENANCE ACCOMPLISHED JOB CARD 26L00021001. REMOVED AND REPLACED WATER COMPRESSOR IAW AMM 38-42-51.Aug 21, 2019 · N198UW · Airbus A321211SDR DALA2019062573852Compressor · failedBURNING SMELL IN AFT GALLEY STRONG ENOUGH TO BE DETECTED OUTSIDE SEEMS TO GO AWAY WITH UTILITY BUSSES OFF FOUND AIR COMPRESSOR IN AFT BULKED POSITION VERY HOT. REPLACED THE POTABLE H2O COMPRESSOR AND UNLOADER CHECK VALVE. SYSTEM OPERATION IS NORMAL.Jun 8, 2019 · N185DN · Boeing 767332SDR DALA2018032602035Check Valve · failedDURING FLIGHT, A HOT PLASTIC ODOR WAS IN AFT CABIN. MAINTENANCE FOUND THE COMPRESSOR SEIZED AND OVERHEATING. REPLACED THE POTABLE WATER SYS TANK PRESSURE SWITCH AND COMPRESSOR CHECK VALVE IAW AMM 38-42. WATER SYSTEM OPS CHECKED NORMAL.Mar 25, 2018 · N3741S · Boeing 737832SDR DALA2016122210072Compressor · seizedHAD AN ACRID ELECTRICAL ODOR IN THE COCKPIT. REPLACED THE WATER SYSTEM AIR COMPRESSOR. FOUND SEIZED. AIRCRAFT RETURNED TO SERVICE.Dec 20, 2016 · N315US · Airbus A320211SDR DALA2016080405770Compressor · overheatedDURING CLIMB F/A NOTICED ODOR. ELECTRIC IN NATURE, IN CAB, STRONGER IN AFT. DISSIPATED AFTER A FEW MINUTES, NONE AT CRUISE. HAPPENED AGAIN DURING DESCENT, DISSIPATED BEFORE LANDING. NO SMOKE REPORTED. SIDEWALL LIGHTS WERE OFF. T/S IAW W/C 2120-2367. FOUAug 2, 2016 · N974DL · Doug MD88SDR DALA2015111707003Pump · odorAT ARRIVAL TO GATE, REPORT OF STRONG CHEMICAL BURNING ODOR. MAINTENANCE CONFIRMED ELECTRICAL ODOR IN FORWARD HALF OF CABIN. R & R RELAYS R2-528 AND R2-529 DUE TO SIGNS OF HEAT DAMAGE. CONTINUED TROUBLESHOOTING ODOR TO ROWS 20-22 CDE. FOUND POTABLE WATER AUNov 16, 2015 · N913DN · Doug MD9030SDR USAA2014021000006Drain Valve · noisyLOUD NOISE COMING FROM AREA OF DOOR 1R STARTING ABOUT 7000' ON CLIMB OUT. IAW NON-ROUTINE NR 3057781, 3057758, 3057722, 3057755, 3057768, 3057802 & 3057804. REPLACED FWD GALLEY LAVATORY A ANTI-SIPHON DRAIN, AVIONICS FAN, DUCT EXTRACTION, GND POWER SERVICE DFeb 8, 2014 · N625AW · Airbus A320231SDR USAA2014021000004Butterfly Valve · noisyEXTREMELY LOUD NOISE HEARD FROM BEHIND FWD GALLEY WATER SPIGOT. IAW LOG PAGES 3057775, 3057778 & 3057736, REPLACED COOLING AIR INLET CHECK VLV & BUTTERFLY VLV & TIGHTENED FOUR EACH DUCT CLAMPS.Feb 7, 2014 · N625AW · Airbus A320231SDR DALA13055721601Compressor · odorA STRANGE ODOR WAS DETECTED AFT OF CABIN. MAINTENANCE REPLACED POTABLE WATER COMPRESSOR AND CIRCUIT BREAKER.Oct 26, 2013 · N169DZ · Boeing 767332SDR UALA2013052903730Compressor · noisyWATER COMPRESSOR MAKING NOISE. REPLACED AIR COMPRESSOR, OPS CHECKED GOOD.May 29, 2013 · N206UA · Boeing 777222SDR UALA2012102206042Line · looseCREW REPORTS MOTOR NOISE AND VIBRATION IN DOOR 4 FLOOR AREA. ATTEMPTED TO ISOLATE WITH PACKS, GASPER, CHILLERS, EQUIP COOLING, ETC. NO HELP. RETURNED TO GATE. WATER COMPRESSOR NOISE OBSERVED AT GATE. NOISE GONE AFTER DEACTIVATION. CB G12 P320 PANEL PULLEOct 19, 2012 · N781UA · Boeing 777222SDR UALA2012031301653Hose · leakingNO WATER PRESSURE ON ACFT, RTF. CREW REPORTS UNUSUAL NOISE FROM AFT GALLEY FLOOR AREA. FLEX LINE FROM COMPRESSOR WORN THRU. CHECKED ALL SHUTOFF VALVES OPENED AND SERVICE VALVE IMPROPER POSITION FOR FLIGHT. QUANTITY INDICATION IS FULL. REPLACED WATER COMPRMar 12, 2012 · N670UA · Boeing 767322SDR NWAA093236303Compressor · faultyEN ROUTE TO DTW THE CABIN CREW NOTICED A HEAVY CHEMICAL OR BURNING SMELL IN THE PASSENGER CABIN. THE CABIN CREW SUSPECTED THE IN-FLIGHT ENTERTAINMENT SYSTEM AND DISABLED IT. THE FLIGHT CREW TURNED OFF THE GASPER SYSTEM AND THE FUMES DISSIPATED. THE FLIGHT CSep 16, 2009 · N663US · Boeing 747451SDR SWAA081027Compressor · faultySTRONG ELECTRICAL SMELL REPORTED IN CABIN. FOUND WATER AIR COMPRESSOR FAULTY. REMOVED AND REPLACED WATER AIR COMPRESSOR PER MM.Feb 23, 2008 · N762SW · Boeing 7377H4SDR DL76G070284Compressor · unserviceableBURNING ELECTRICAL SMELL IN AFT RT GALLEY DURING LEFT ENGINE START. NO SMOKE RETURNED TO GATE. LOCATED POTABLE WATER COMPRESSOR MOTOR BURNED INOP FWD TO MCO/PLAC PER MEL 38-10-01A PULLED AND COLLARD C/B ON P33 PANEL FOR COMPRESSOR NEEDS NEW COMPRESSOR. FOUNApr 2, 2007 · N394DL · Boeing 767324SDR DL76L050172Compressor · malfunctionedSMELL OF SMOKE ELEC FROM AROUND ROW 38. REPLACED WATER COMPRESSOR.Mar 19, 2005 · N189DN · Boeing 767332SDR AUS20040478Thermostat · failed(AUS) POTABLE WATER COMPRESSOR OVERHEATING. INVESTIGATION FOUND THAT THE COMPRESSOR MOTOR HAD SEIZED DUE TO THE OVERHEAT THERMOSTAT (THERMAL PROTECTOR) PN 45618-380 FAILING IN A CLOSED POSITION CAUSING THE MOTOR TO CONTINUALLY OPERATE AND FINALLY SEIZE.Feb 28, 2004 · Boeing 767338SDR 99UAL900669Switch · failedAFTER TAKEOFF FROM CDG UNABLE TO GET WATER PRESSURE TO GALLEYS OR LAVS. DUMPED FUEL AND DIVERTED TO LHR. *S/D* CAUSE WAS DETERMINED TO BE THE QUANTITY/PRESELECT SWITCH (P/N: 42HY331448-3) NOT BEING IN THE OFF/RESET POSITION. THIS CAUSED THE PRESELECT OVERFDec 26, 1999 · N794UA · Boeing 777222SDR DLM11991947Water Comp · failedPAX AT 3B NOTICED A HOT WIRE SMELL. THE CREW ALSO NOTICED THE SMELL. LATER F/A AND PASSENGER COMPLAINED OF HEADACHES INSPECTED CEILING FWD CABIN FOR BURNING WIRE CK OK. CHECKED SIDEWALL OF FWD CRAGO COMP FOUND NR 1 WATER COMP BEARING FAILURE. REPLACED NR 1Sep 1, 1999 · N806DE · Doug MD11SDR DLM11991944Circuite Breaker · trippedTWO C/B ARE OUT FOR THE NR 1 H20 PRESSURE SYS. F/A NOTICED ELEC ODOR DURING CRUISE NEAR THIS BREAKER PANEL. REMOVED AND REPLACED NR 1 H20 COMPRESSOR.Sep 1, 1999 · N814DE · Doug MD11SDR DL76L991409Compressor · overheatedELECTRICAL SMELL DETECTED CLOSE TO RT AFT ENTRY DOOR. FOUND WATER COMPRESSOR OVERHEATED CAUSING SMELL. DISCONNECTED AND TIED BACK C/P AT WATER COMPRESSOR AND PULLED AND COLLARED CBMCO AND PLACARD INSTALLED.Jun 22, 1999 · N197DN · Boeing 767332SDR DLM11982096Compressor · seizedAIRCRAFT DIVERTED INTO SNN WITH SMELL OF BURNING IN CABIN. IRISH AUTHORITIES REMOVED FDR AND CVR FOR ELAVUATION. AIRCRAF STILL IN SNN 100998 UNDER INVESTIGATION. NR 1 WATER SYS AIR COMP FAILED, BURNED WIRING TO COMPRESSOR.Oct 8, 1998 · N805DE · Doug MD11SDR 98UAL900306Air Compressor · failedRETURNED TO LAX DUE TO VIBRATION UNDER AFT GALLEY. *S/D* POTABLE WATER SYSTEM ELECTRIC AIR COMPRESSOR FAILED. COMPRESSOR WAS REPLACED AND AN OPERATIONAL CHECK WAS PERFORMED. COMPRESSOR CHECKED OUT OK.Jul 1, 1998 · N552UA · Boeing 757222SDR 98UAL900090Compressor · cloggedCREW REPORTED AN ELECTRICAL ODOR. POTABLE WATER AIR COMPRESSOR CIRCUIT BREAKER POPPED AND WOULD NOT RESET. *S/D* WATER SYSTEM AIR COMPRESSOR FAILED. REPLACED AIR COMPRESSOR.Feb 25, 1998 · N7452U · Boeing 727222SDR 97UAL900342Compressor · inoperativeSTRONG BURNED ELECTRICAL SMELL IN COCKPIT AND CABIN. SUPPLEMENTAL DATA UPDATE, THE POTABLE WATER SYSTEM AIR COMPRESSOR MOTOR OVERHEATED AND POPPED THE CIRCUIT BREAKER. REPLACED THE AIR COMPRESSOR.May 1, 1997 · N7252U · Boeing 727222
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