# Service difficulty reports: N431DX A list on [N431DX](https://openairdocs.org/aircraft/N431DX.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DALA2026081704693](https://openairdocs.org/sdr/DALA2026081704693.md): Bottle · low pressure · Aug 16, 2026 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 1R DOOR SHOWING LOW PRESSURE. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. (9628146) AIRCRAFT WAS GROUNDED. - [SDR DALA2026042002499](https://openairdocs.org/sdr/DALA2026042002499.md): Bottle · low pressure · Apr 18, 2026 · N431DX · Airbus A330941 · Passenger/Crew Doors > DOOR ASSIST BOTTLES @ 1R, 2L & 4R NEED SERVICING. SERVICED DOOR ASSIST BOTTLES PER A330 52-15. (8162926) - [SDR DALA2026032301943](https://openairdocs.org/sdr/DALA2026032301943.md): Oxygen Mask · unwanted deploy · Mar 20, 2026 · N431DX · Airbus A330941 · Passenger Oxygen System > L3 DOOR OXYGEN MASK HAS DROPPED. REPACKED MASKS PER A330 AMM 35-23. (8505584) - [SDR DALA2026031001667](https://openairdocs.org/sdr/DALA2026031001667.md): Light · inoperative · Mar 9, 2026 · N431DX · Airbus A330941 · Emergency Lighting > SHIP 3431 EMERGENCY LIGHT INOP ON WINDSCREEN @ DOOR 2L. CORRECTIVE ACTION: R/R LIGHT ASSY IAW A330 CMM 25-45-13, OPS CHECK OK GOOD. (1486503) - [SDR DALA2026030201436](https://openairdocs.org/sdr/DALA2026030201436.md): Bottle · low pressure · Feb 28, 2026 · N431DX · Airbus A330941 · Passenger/Crew Doors > DOOR 1R BOTTLE ASSIST PRESSURE LOW. SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. (8505518) - [SDR DALA2026012600588](https://openairdocs.org/sdr/DALA2026012600588.md): Bottle · low pressure · Jan 26, 2026 · N431DX · Airbus A330941 · Passenger/Crew Doors > R2 DOOR ASSIST BOTTLE HAD LOW PRESSURE. SERVICED THE DOOR ASSIST BOTTLE IAW AMM 52-15. OK FOR SERVICE. (7663194) - [SDR DALA2026012300530](https://openairdocs.org/sdr/DALA2026012300530.md): Door System · abnormal · Jan 23, 2026 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 1R DOOR SHOWS UNARMED ON FAP WITH DOOR CLOSED AND ARMED. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. OK FOR SERVICE. (7663180) - [SDR DALA2025091106715](https://openairdocs.org/sdr/DALA2025091106715.md): Bottle · low pressure · Sep 10, 2025 · N431DX · Airbus A330941 · Service Doors > DOOR 1R BOTTLE PRESSURE LOW. SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. OK FOR SERVICE. (7826130) - [SDR DALA2025090906646](https://openairdocs.org/sdr/DALA2025090906646.md): Oxygen Mask · inoperative · Sep 5, 2025 · N431DX · Airbus A330941 · Passenger Oxygen System > L4 LAVATORY OXYGEN MASK INOPERATIVE. REPLACED PSU ASSY IAW AMM 35-21. OK FOR SERVICE. - [SDR DALA2025060204219](https://openairdocs.org/sdr/DALA2025060204219.md): Bottle · low pressure · May 28, 2025 · N431DX · Airbus A330941 · Service Doors > SHIP 3431 DOOR 1R SHOWS LOW PRESS. CORRECTIVE ACTION: SERVICED 1R DOOR CYLINDER PER A330 AMM 52-15. OK FOR SERVICE. (7116428) - [SDR DALA2025041502924](https://openairdocs.org/sdr/DALA2025041502924.md): Bottle · low pressure · Apr 14, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 2L DOOR ASSIST BOTTLE LOW. CORRECTIVE ACTION: REPLACED BOTTLE AND SERVICED PER A330 AMM 52-15. (0913451) - [SDR DALA2025040702675](https://openairdocs.org/sdr/DALA2025040702675.md): Bottle · low pressure · Apr 4, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 CHECK DOOR PRESSURE AT 2L. CORRECTIVE ACTION: SERVICED DOOR BOTTLE PER A330 AMM 52-15. OK FOR SERVICE. (7115040) - [SDR DALA2025032802311](https://openairdocs.org/sdr/DALA2025032802311.md): Bottle · low pressure · Mar 27, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 2L DOOR LOW PRESSURE FOR DOOR ASSIST. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. OK FOR SERVICE. (7115004) - [SDR DALA2025031401980](https://openairdocs.org/sdr/DALA2025031401980.md): Bottle · low pressure · Mar 14, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 2L DOOR PRESSURE LOW. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. (7133646) - [SDR DALA2025031001813](https://openairdocs.org/sdr/DALA2025031001813.md): Coffeemaker · odor · Mar 7, 2025 · N431DX · Airbus A330941 · Buffet/Galleys > SHIP 3431 FAINT METALLIC/CHEMICAL ODOR IN DELTA ONE CABIN MOSTLY FWD LEFT. CORRECTIVE ACTION: REPLACED COFFEE MAKER IN FWD GALLEY AND DISABLED FWD GALLEY FLOOR HEAT. OK FOR SERVICE. (7133607) - [SDR DALA2025030501723](https://openairdocs.org/sdr/DALA2025030501723.md): Bottle · low pressure · Mar 4, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 CHECK PRESSURE DOOR 2L. CORRECTIVE ACTION: SERVICED DOOR BOTTLE PER A330 AMM 52-15. (6480488) - [SDR DALA2025021001053](https://openairdocs.org/sdr/DALA2025021001053.md): Bottle · low pressure · Feb 9, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 DOOR 2L LOW PRESSURE. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. (6613988) - [SDR DALA2025020300781](https://openairdocs.org/sdr/DALA2025020300781.md): Bottle · low pressure · Jan 31, 2025 · N431DX · Airbus A330941 · Passenger/Crew Doors > SHIP 3431 FWD FAP SHOWS CHECK PRESSURE FOR 2L DOOR SLIDE. CORRECTIVE ACTION: RECHARGED DOOR 2L DOOR DAMPER PRESSURE ACCUMULATOR PER A330 AMM 52-10. OK FOR SERVICE. (6613940) - [SDR DALA2025013000731](https://openairdocs.org/sdr/DALA2025013000731.md): Proximity Switch · faulted · Jan 29, 2025 · N431DX · Airbus A330941 · Door Warning System > SHIP 3431 CLASS 2 FAULT "PSCU(5MJ)". CORRECTIVE ACTION: REPLACED PROX SWITCH PER A330 AMM 52-71. (0785072) - [SDR DALA2025012200519](https://openairdocs.org/sdr/DALA2025012200519.md): Bottle · low pressure · Jan 22, 2025 · N431DX · Airbus A330941 · Emergency Equipment > SHIP 3431 1R & 2L DOOR DAMPER/EMERGENCY OPERATION CYLINDER PSI LOW. CORRECTIVE ACTION: SERVICED DOOR BOTTLES PER A330 AMM 52-15. (6437482) - [SDR DALA2025011300294](https://openairdocs.org/sdr/DALA2025011300294.md): Bottle · low pressure · Jan 11, 2025 · N431DX · Airbus A330941 · Emergency Equipment > SHIP 3431 2L DOOR ASSISTING CYLINDER LOW PRESSURE. CORRECTIVE ACTION: SERVICED DOOR BOTTLE PER A330 AMM 52-15. (6437422) - [SDR DALA2025010300060](https://openairdocs.org/sdr/DALA2025010300060.md): Proximity Switch · faulted · Dec 29, 2024 · N431DX · Airbus A330941 · Door Warning System > SHIP 3431 CLASS 2 FAULT: PSCU(5MJ). CORRECTIVE ACTION: REPLACED PROX SWITCH PER A330 AMM 52-71. OK FOR SERVICE. (0735027) - [SDR DALA2024122311931](https://openairdocs.org/sdr/DALA2024122311931.md): Bottle · low pressure · Dec 22, 2024 · N431DX · Airbus A330941 · Emergency Equipment > SHIP 3431 DOOR 2L ASSIST LOW. CORRECTIVE ACTION: SERVICED DOOR ASSIST BOTTLE PER A330 AMM 52-15. (6538027) - [SDR DALA2024122612012](https://openairdocs.org/sdr/DALA2024122612012.md): Control Unit · faulted · Dec 10, 2024 · N431DX · Airbus A330941 · Door Warning System > SHIP 3431 CLASS 2 FAULT: PSCU(5MJ) PRESSURIZATION: CORRECTIVE ACTION: R/R PSCU PER A330 AMM 52-71. OK FOR SERVICE. (0703342) ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 n_number = 'N431DX' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N431DX/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.