JASC 3510
Service difficulty reports · 2,415
Reports filed under 3510 · Crew Oxygen 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 = '3510' 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.
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 = '3510' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR DALA2026102005754Oxygen Mask · expiredDURING COCKPIT OXY MASK INSPECTION FOUND F/O OXY MASK WITH EXP DATE: 2025-09(SEP)-19. CORRECTIVE ACTION: REPLACED MASK ASSY PER A330 AMM 35-12-41. (1875660) AIRCRAFT WAS GROUNDED.SDR DALA2026101905722Oxygen Mask · faultedF/O O2 MASK-SETTINGS DO NOT ALIGN WITH INSIDE INDICATOR IE AT 100% THE INDICATOR READS EMERGENCY, R/R F/O O2 MASK PER B717 AMM 35-13. (9520956) (AIRCRAFT GROUNDED).SDR 2026FA0000838Line · disconnectedTHIS IS AN OCCURANCE REPORT REGARDING THE FINIDNGS RELATED TO THE OXYGEN SYSTEM OF THE NATIONAL AIRCRAFT N873CA. OXY LINE NOT CONNECTED, CAPED AND FORGOTTEN, MASKS HELD IN/ TANGLED BY TAPE, INCORRECT INSTALL OF MASKS, DENT ON OXY LINE, UNKNOWN TORQUE/ SECURISDR AALA202610167734Oxygen Box · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO ORD DUE TO THE FLIGHT CREW REPORTING A SLOW CREW OXYGEN LEAK - THE AIRCRAFT LANDED SAFELY AT ORD WITHOUT FURTHER INCIDENT - MAINTENANCE FOUND THE 4TH OCCUPANT 02 FULL MASK STOWAGE BOSDR ABXA20261004456Oxygen Mask · no testDURING SCHEDULED MTC, CAPT. OXYGEN MASK DOES NOT TEST PROPERLY.MTX REMOVED AND REPLACED CAPT OXYGEN MASK STOWAGE BOX IAW AMM 35-11-51. OPS CHK AND LEAK CHK GOOD.A/C RETURNED TO SERVICE .SDR DALA2026100505487Oxygen Mask · expiredFOUND CAPT OXY MASK WITH EXP DATE: 2026 01 (JAN)-16. REPLACED CAPTAINS O2 MASK PER A330 AMM 35-13. (1847085) AIRCRAFT WAS GROUNDED.SDR 2026FA0000792Oxygen Bottle · leakingOXY BOTTLE WAS INSTALLED IN THE AFT CARGO (T/C. R0731) ON 9TH JULY 26 AT FULL CHARGE, IT WAS NOTICED ON 23RD SEPT 26 TO BE DOWN TO 150PSI, AND CONFIRMED THE BOTTLE WAS TURNED OFF. REF NRC N2432. S/N'S. ALT282-48120 AND ALT282-47105 (T/C. R0734) WERE PACKAGED SDR DALA2026100105456Oxygen Box · leakingWORKING CREW O2 LEAK MSG. FO MASK BOX LEAKING. R & R MASK STOWING BOX PER AMM 35-12. NO LEAKS NOTED AT THIS TIME. OK SVC. R/R MASK PER AMM 35-12. NO LEAKS NOTED OK SVC. (LP: 6797929, AIRCRAFT WAS GROUNDED)SDR DALA2026100405477Oxygen Mask · leakingSUSPECTED CREW 02 LEAK. CA MASK AND BOX REPLACED. C/A: REFER TO LOG 6797929 FOR CORRECTIVE ACTION, OK TO CLOSE LOG. (LP: 1835948, AIRCRAFT WAS GROUNDED)SDR DALA2026092405330Oxygen Mask · no testCAPTAIN`S OXYGEN MASK DOES NOT TEST PROPERLY, R & R OBSERVER SEAT CREW O2 MASK BOX IAW AMM 35-13-09. (9110692) (AIRCRAFT GROUNDED).SDR DALA2026092205297Oxygen Mask · brokenFO OXYGEN MASK PUSH TO TEST SWITCH BROKEN. SWAPPED FO O2 MASK AND BOX WITH 3RD OBS SEAT PER MEL 25-11-06A M PROCEDURES C/ W PLACARD INSTALLED. R & R FLIGHT CREW MASK STOWGE BOX IAW AMM 35-12 MEL CLEARED PLACARD REMOVED A/C OK FROR SERVACE. (LP: 6791268, AIRCSDR 2026FA0000778Door · openROUTE VVI-SRE FLIGHT 280 , QRF TO VVI, DUE TO OXYGEN PANEL DOOR OPEN AFTER TAKEOFF. INSPECTED AND CLOSED OXYGEN SERVICE PANEL DOOR IAW AMM 12-16-35-710-003SDR FDEA202609181369Oxygen Box · failedDURING PREFLIGHT, DISCOVERED TEST TO PRESS AND RESET BUTTON ON FAR LEFT JUMPSEAT OXYGEN MASK WAS DETACHED. AMM 35-11-51-2, MM 35-11-51-2, R&R THE JUMP SEAT 02 BOX. OPS CHKD OK.SDR VNAA2026092125002Line · leakingOXY LOW PRESS MESSAGE ON TAKE OFF FROM THE BEFORE START CHECK TO TAKE OFF 260LBS OF CREW O2 WAS LOST APPROXIMATELY 10 LBS PER MINUTE. LEAK SUSPECTED. / T/S FOUND CREW OXYGEN SYS CAPILLARY LINE BROKEN, REMOVED AND REPLACED CREW OXYGEN CAPILLARY-LINE IAW AMM 35-SDR DALA2026092105252Oxygen Mask · no testCAPTAIN`S O2 MASK FAILED PREFLIGHT TEST. FLOW BLINKER DOES NOT SHOW WHEN PRESS TO TEST. REPACKED MASK REF A320 M/M 35-13. (LP: 9490280, AIRCRAFT WAS GROUNDED)SDR DALA2026091305113Microphone · inoperativeF/O OS MASK MICROPHONE NOT WORKING. C/A: SWAPPED THIRD OBSERVER SEAT OT MASK WITH F/O AND FWD THIRD OBSERVER SAET TO MEL 25-11-07. R/R THIRD OBESERVER O2 MASK PER A320 AMM 35-12. LEAK AND OPS TESTS OK. RFID INDUCTION C/W. F/O MASK RFID REPLACEMENT C/W TO REFLESDR DALA2026091405115Microphone · inoperativeF/O OXYGEN MASK MICROPHONE DOESN'T WORK. RESEATED MIC CONNECTOR. CHK NORMAL. IAW AMM 35-13. (LP: 9494820, AIRCRAFT WAS GROUNDED)SDR UIEA2026090900862Oxygen Mask · leakingFIRST OFFICER O2 MASK LEAKING. REMOVED & REPLACED THE O2 MASK ASSY IAW AMM 35-11-51. OPS CHKD GOOD. THIS CLEARS DMI 25894, PLACARDS REMOVED.SDR DALA2026090905048Oxygen Mask · inoperativeFO'S OXYGEN MASK HARNESS DOES NOT INFLATE, R & R HARNESS PER AMM 35-12. (9096980) (AIRCRAFT GROUNDED).SDR DALA2026091405114Oxygen Mask · inoperativeF/O 02 MASK MIC INOP. R & R F/O 02 MASK IAW AMM 35-12 OPS NORMAL. (LP: 9494800, AIRCRAFT WAS GROUNDED)SDR DALA2026082604829Oxygen Mask · brokenDURING A CHECK FOUND TRIM ON MASK BROKEN. R & R F/O OXYGEN MASK IAW AMM 35-12. CKS GOOD. RFID C/W. (LP: 9463021, AIRCRAFT WAS GROUNDED)SDR FDEA202608211220Oxygen Mask · no testDURING MX PREFLIGHT; CAPTAINS O2 MASK FAILS "PRESS TO TEST." REPLACED CAPT'S FULL FACE O2 MASK IAW B757 AMM CH. REF. LISTED ABOVE. OPS AND LEAK CKS GOOD. A/C OK FOR SERVICE.SDR FDEA202608211213Oxygen Mask · no testDURING MX PREFLIGHT, CAPTAINS O2 MASK FAILED A PRESS TO TEST. PREMATURE REMOVAL/INSTALLATION. REPLACED CAPT'S FULL FACE O2 MASK IAW AMM 35-11-51-4-99. OPS & LEAK CHKD GOOD. ACFT OK FOR SERVICE.SDR DALA2026082004764Oxygen Mask · leakingCAPT 02 MASK BOX LEAKING. REPLACED CAPT O2 MASK BOX PER A320 AMM 35-12 ALL CKS OK. (LP: 9155501, AIRCRAFT WAS GROUNDED)SDR DALA2026081304645Oxygen Mask · leakingFO'S O2 MASK LEAKING AIR, R & R FO O2 MASK PER B717 AMM 35-13. (9579428) (AIRCRAFT GROUNDED).SDR DALA2026082504822Oxygen Mask · leakingLEAK ON SECOND OBSERVER CREW OXYGEN MASK AT COCKPIT. REMOVED SECOND OBSERVER CREW OXYGEN MASK P/N: MF10-05-11, S/N: 06700 ON UNSERVICEABLE CONDITION AT COCKPIT AS PER A320 FAM AMM 35-12-41-000-002-A. JOB IN PROGRESS. REPLACED SECOND OBSERVER CREW OXYGEN MASK SDR ABXA20260810352Oxygen Bottle · low pressureDURING CREW PREDEPARTURE CHECK, EICAS PRESSURE INDICATION INOP READING 40 PSI. DEFERRED EICAS O2 PRESSOR INDICATION PER MEL 35-11-2-1 MX PROCEDURES COMPLY WITH PLACARD INSTALLED RE-INSPECT O2 PRESSURE BEFORE EA FLIGHT MUST BE COMPLY BY AUG 13, 2026. A/C RETURNSDR DALA2026081104623Ptt Button · brokenSHIP 3115 DISC: DURING PREFLIGHT FOUND CAPT O2 MASK EMERG PR SELECTOR PTT BUTTON MISSING. SWAPPED ADDITIONAL OBS SEAT MASK WITH CAPTIANS MASK REF A319 AMM 35-12. PLACED OBS SEAT ON MEL 25-11-07 PLACARD INSTALLED M PROCEDURES COMPLIED WITH AC OK FOR SERVICE. RSDR CALA2026080518294Sensor · faultedNGS DEGRADED, BLUE LIGHT ILLUMINATED. FOUND FAULT NGS OXYGEN SENS FAIL ON EXISTING FAULT. PERFORMED BITE TEST REF 47-31 TASK 801. TEST FAILED OXYGEN SENSOR FAIL MESSAGE 47-30062. T/S CONTINUE IAW FIM 47-31, TASK 838. REPLACED NGS SYSTEM OXYGEN SENSOR, PERSDR DALA2026080604531Oxygen Mask · no testCAPTAIN`S O2 MASK DOES NOT TEST PROPERLY. YELLOW CROSS STAYS DISPLAYED AND DOES NOT GO AWAY. R & R CAPT O2 MASK STORAGE BOX. BOX BAD FROM STOCK. R & R BAD BOX WITH NEW, OPS TEST LEAK TEST OK IAW AMM 35-12. (LP: 8821852, AIRCRAFT WAS GROUNDED)SDR A6WA202607278902Oxygen Panel · unsecureAIRCRAFT TOOK OFF FROM MKE AND SENT AN ACARS SAYING THEY HAVE A POSSIBLE PANEL OPEN AND THAT THEY ARE RETURNING TO MKE. THEY PROCEEDED TO GO BACK TO MKE AND BUILT UP AN AIR RETURN. ON THE WAY BACK THEY ALSO RECEIVED A STALL FAIL. AIRCRAFT REMOVED FROM SERVICESDR 6HUY2026073000025Oxygen Mask · misrepairedDURING SCHEDULED OVERHAUL OF A CREW OXYGEN MASK REGULATOR UNDER WORK ORDER WHU2605833 F IDENTIFIED THAT THE REGULATOR BLOCK LOCK HAD NOT BEEN SOLDERED IAW APPLICABLE COMPONENT MM. REVIEW OF THE MAINT RECORDS INDICATED THAT THE COMPONENT HAD PREVIOUSLY BEEN OVSDR DALA2026072304296Oxygen Mask · unwanted deployAFT F/A JUMPSEAT OXYGEN MASKS PANEL DROPPED UPON LANDING. REINSTALLED O2 MASK PER AMM 35-10. (LP: 8804206, AIRCRAFT WAS GROUNDED)SDR CALA2026072117908Oxygen Mask · leakingOXYGEN MASK LEAKING. VERIFIED CAPTAINS OXYGEN MASK IS LEAKING AT A RAPID RATE & UNABLE TO STOP FLOW. SWAPPED CAPTAINS & 2ND OBSERVERS OXYGEN MASKS,, OPS CHKD GOOD, IAW AMM 35-12-41; DECLARING 2ND OBSERVERS SEAT INOPE DUE TO MASK. CONFIRMED NO LEAKS IN CURRESDR DALA2026073004417Oxygen Box · inoperativeOBSERVER SEAT INOP DUE TO O2 BOX WONT TEST. DEFERRED TO MEL 25-11-06C PLACARD INSTALLED NO (M) PROCEDURES. PERFORMED OPS TEST ON OXYGEN MASK. TEST GOOD. REPACKED OBSERVER O2 MASK. TESTED GOOD. REMOVED FROM MEL, PLACARD REMOVED, NO "M" PROCEDURES. ALL WORK DONSDR ABXA20260715321Indicator · inaccurateDURING MTC PRE-FLIGHT, CREW O2 SYSTEM PRESSURE EICAS INDICATION INACCURATE. PREVIOUSLY REPLACED VOLTAGE AVERAGING UNIT DETERMINED TO BE BAD FROM STOCK. DEFERRED CREW O2 PRESSURE INDICATION EICAS PER MEL 35-11-2-1. PLACARDS INSTALLED MBCB07-18-2026. MUST BE RSDR ABXA20260713317Indicator · inaccurateDURING MTC PRE-FLIGHT, CREW O2 SYSTEM PRESSURE EICAS INDICATION INACCURATE. DEFERRED IAW MEL 35-11-2-1. A/C RETURNED TO SERVICE.SDR ABXA20260711313Audio Panel · malfunctionedDURING SERVICE CHECK FOUND CAPTAINS OXYGEN MASK MICROPHONE INOP. SWAPPED CAPTANS AUDIO PANEL WITH FIRST OBSERVERS, IAW AMM 23-12-02 OPS CHECK GOOD. AND DEFERRED . FIRST OBSERVER SEAT POS. IAW MEL 25-11-2-1A. RETURNED AC TO SERVICE.SDR 2026FA0000567Oxygen Mask · faultedTHE CREW REPORTS THE OXYGEN MASC CONTINUOUSLY FLOW OF OXYGEN AT 100 % FLOW, ATTEMPTEN TO STOP FLOW WITHOUT SUCCESS MASC WAS DISCONNECTED O2 FLOW STOPPED.MAINTENANCE REPLACED THE MASK WITH OVERHUALED UNITSDR IPXA2026070613325Oxygen Mask · no testOBSERVERS OXYGEN MASK DOES NOT FLOW WHEN EMERGENCY BUTTON IS PUSHED. REMOVED AND REPLACED OBSERVER`S OXYGEN MASK IAW AMM 35-11-51. OPS CHKD GOOD.SDR ABXA20260629295Bottle · leakingDURING INSP/MAINT, NR 1 CREW O2 BOTTLE WILL NOT CLOSE FULLY, CONTINUES TO LEAK AFTER BEING SHUT. REMOVED AND REPLACED THE #1 CREW O2 BOTTLE IAW B767 AMM 35-31-01. OPS CHECK GOOD 1780 PSI C/W MAB B767-35-1. A/C RETURNED TO SERVICE.SDR AALA202606298713Actuator · inoperativeAIRCRAFT IN BASE MAINTENANCE: FORWARD RIGHT FLIGHT ATTENDANT OXYGEN MASK DID NOT DEPLOY. REPLACED DOOR LATCH ACTUATOR PER AMM 35-22-21 AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.SDR DALA2026062903843Oxygen Mask · no testCAPT O2 MASK FAILED TEST. R & R FO'S CREW O2 MASK PER B717 AMM 35-23. (6545751) (AIRCRAFT GROUNDED).SDR DALA2026062703819Oxygen Mask · damagedSCRATCHED CREW OXYGEN MASK OBSERVER POSITION ON COCKPIT. REMOVED CREW OXYGEN MASK POSITION 3RD OCCUPANT ON COCKPIT ON UNSERVICEABLE CONDITION IAW AMM 35-12-41-000-002A STEP 4. . REPLACED CREW OXYGEN MASK OBSERVER POSITION ON COCKPIT IAW FAM AMM 35-12-41-000SDR ABXA20260615262Stowage Box · defectiveSUPERNUMERARY LEFT SEAT OXYGEN MASK BOX RESET TAB INOP. REMOVED AND REPLACED SUPERNUMERARY LEFT HAND SEAT OXYGEN MASK BOX IAW B767 35-11-51. OPS AND LEAK CHECK GOOD. NO REACTIVATION PROCEDURE REQUIRED. A/C RETURNED TO SERVICE.SDR UIEA2026061500500Button · inoperative1ST OBS O2 MASK RESET BUTTON INOPERATIVE. SWAPPED 1ST OBS O2 MASK & STOWAGE BOX WITH 2ND OBS O2 MASK & STOWAGE BOX PER AMM 35-11-19 & IPC 35-11-18-01. OPS & LEAK CHKD OK. R & R 2ND OBS O2 MASK BOX ASSY IAW AMM 35-11-18 REV 107 & IPC 35-11-18-01 REV 24. LEAK SDR CALA2026060916949Oxygen Mask · leakingCREW O2 AT 400PSI FOUND SOURCE OF LEAK TO BE OBSERVERS MASK WAS NOT IN STOWED POSITION, WHICH CAUSED THE EMERGANCY SWITCH ON THE MASK TO DEPLETE CREW O2. REPACKED OBSERVERS MASK LEAKED CHECKED IN REF TO AMM 35-12-85-910-801 CREW O2 WAS AT 400PSI SERVICED CREW SDR FDEA202606060679Stowage Box · brokenDURING REMOVAL OF FIRST OBSERVER SEAT FOUND O2 MASK WITH BROKEN MOUNTING SCREW. REMOVED AND REPLACED OBSERVER`S O2 BOX REF AMM 35-12-51-04SDR CALA2026060816913Oxygen Mask · leakingCREW OXYGEN PRESSURE LEAKING DURING FLIGHT FROM O2 MASK BEHIND C A ON ARRIVAL CREW NOTED; OXYGEN LEVEL AT 1620 PSI ON DEPARTURE. BY ARRIVAL CREW O2 DEPLETED TO 1460 PSI. CAPT NOTICED O2 MASK BEHIND (CAPT SEAT) LEAKED. PERFORMED GVI OF AFT (LH) STOWAGE BOX PER SDR UIEA2026060300430Oxygen Mask · inoperativeCENTER SUPERNUMERARY SEAT O2 MASK INOPERATIVE. REMOVED AND REPLACED CENTER SUPERNUMERARY O2 MASK IAW AMM 35-11-51. OPS CHECK GOOD. NO LEAKS NOTED.
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