# Service difficulty reports: N939AN A list on [N939AN](https://openairdocs.org/aircraft/N939AN.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. Page 1 of 5 · 232 reports - [SDR AALA202603054242](https://openairdocs.org/sdr/AALA202603054242.md): Light · detached · Mar 3, 2026 · N939AN · Boeing 737823 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: ROW 33 LEFT EMERGENCY FLOOR LIGHTING PANEL POPS OFF SEAT FRAME. REATTACHES EPL CLOSEOUT. PER CMM 25-23-67. - [SDR AALA202601139842](https://openairdocs.org/sdr/AALA202601139842.md): Light · detached · Jan 9, 2026 · N939AN · Boeing 737823 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED, EXIT PATH LIGHT AT SEAT 9C IS DETACHED FROM SEAT. REMOVED AND REPLACED EXIT LIGHT PATH HOUSING IAW AMM 25-21-00. - [SDR AALA202511128743](https://openairdocs.org/sdr/AALA202511128743.md): Scavenge Pump · faulted · Nov 5, 2025 · N939AN · Boeing 737823 · Aircraft Fuel Distribution System > AIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. REMOVED AND REPLACED FUEL SCAVENGE FLOAT SOV (AALA202511063979). REMOVE AND REPLACED SCAVENGE JE - [SDR AALA202511128991](https://openairdocs.org/sdr/AALA202511128991.md): Fuel Line · faulted · Nov 5, 2025 · N939AN · Boeing 737823 · Aircraft Fuel Distribution System > AIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. REMOVED AND REPLACED FUEL SCAVENGE FLOAT SOV (AALA202511063979). REMOVE AND REPLACED SCAVENGE JET - [SDR AALA202511123979](https://openairdocs.org/sdr/AALA202511123979.md): Shutoff Valve · faulty · Nov 5, 2025 · N939AN · Boeing 737823 · Fuel Storage > AIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. REMOVED AND REPLACED FUEL SCAVENGE FLOAT SOV (AALA202511063979). REMOVE AND REPLACED SCAVENGE JET - [SDR AALA202511063979](https://openairdocs.org/sdr/AALA202511063979.md): Fuel Sys · out of balance · Nov 5, 2025 · N939AN · Boeing 737823 · Aircraft Fuel System > AIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. (OPEN). - [SDR AALA202509309264](https://openairdocs.org/sdr/AALA202509309264.md): Door · lack of lube · Sep 26, 2025 · N939AN · Boeing 737823 · Fixed Inner Doors > AIRCRAFT WAS NOT GROUNDED: FIRST CLASS LAVATORY DOOR DIFFICULT TO OPEN. LUBRICATED FIRST CLASS LAVATORY DOOR. PER STANDARD PRACTICES, OPERATIONAL CHECKED GOOD. - [SDR AALA202509206484](https://openairdocs.org/sdr/AALA202509206484.md): Door · binding · Sep 17, 2025 · N939AN · Boeing 737823 · Fixed Inner Doors > AIRCRAFT WAS NOT GROUNDED: AFT LEFT LAVATORY DOOR DIFFICULT TO OPEN AND CLOSE. ADJUSTED LAVATORY DOOR. PER 52-50-00. - [SDR AALA202508161372](https://openairdocs.org/sdr/AALA202508161372.md): Door · out of adjust · Aug 13, 2025 · N939AN · Boeing 737823 · Fixed Inner Doors > AIRCRAFT WAS NOT GROUNDED: LAVATORY-D DOOR IS DIFFICULT TO OPEN AND CLOSE. ADJUSTED DOOR STOP. PER CMM 25-40-64. OPERATIONAL CHECK GOOD. - [SDR AALA202508112442](https://openairdocs.org/sdr/AALA202508112442.md): Coffeemaker · odor · Aug 9, 2025 · N939AN · Boeing 737823 · Buffet/Galleys > AIRCRAFT WAS NOT GROUNDED: NUMBER 4 COFFEE MAKER EMIT AN ELECTRICAL BURNING SMELL. REMOVED AND REPLACED NUMBER 4 COFFEE MAKER. PER CMM 25-23-28. OPERATIONAL CHECK GOOD. - [SDR AALA202503176445](https://openairdocs.org/sdr/AALA202503176445.md): Flashlight · inoperative · Mar 14, 2025 · N939AN · Boeing 737823 · Emergency Equipment > AIRCRAFT WAS NOT GROUNDED: ONE FLASHLIGHT UNDER THE AFT RIGHT FLIGHT ATTENDANT JUMP SEAT IS INOPERATIVE. REMOVE AND REPLACED FLASHLIGHT BATTERY. OPERTIONAL CHECK GOOD. PER AMM 25-64-00-900-806. - [SDR AALA202502216639](https://openairdocs.org/sdr/AALA202502216639.md): Locking Cam · out of adjust · Feb 20, 2025 · N939AN · Boeing 737823 · Emergency Equipment > AIRCRAFT WAS NOT GROUNDED: MAIN CABIN ENTRY DOOR GIRT BAR IS DIFFICULT TO RELEASE FROM ARMED POSITION. ADJUSTMENT MADE TO TO GRIT BAR CLIP. OPERTIONAL CHECK GOOID. PER AMM 52-11-00. - [SDR AALA202501280773](https://openairdocs.org/sdr/AALA202501280773.md): Flashlight · no test · Jan 27, 2025 · N939AN · Boeing 737823 · Emergency Equipment > AIRCRAFT WAS NOT GROUNDED: L4 DOOR AND R4 AISLE EMERGENCY FLASHLIGHTS INOPERATIVE. REMOVE AND REPLACED L4 (AALA202501280773) DOOR AND R4 AISLE (AALA202501288088) FLASHLIGHT. PER 25-64-00. - [SDR AALA202501288088](https://openairdocs.org/sdr/AALA202501288088.md): Flashlight · no test · Jan 27, 2025 · N939AN · Boeing 737823 · Emergency Equipment > AIRCRAFT WAS NOT GROUNDED: L4 DOOR AND R4 AISLE EMERGENCY FLASHLIGHTS INOPERATIVE. REMOVE AND REPLACED L4 (AALA202501280773) DOOR AND R4 AISLE (AALA202501288088) FLASHLIGHT. PER 25-64-00. - [SDR AALA202411223411](https://openairdocs.org/sdr/AALA202411223411.md): Light · broken · Nov 21, 2024 · N939AN · Boeing 737823 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: SEAT MOUNTED EMERGENCY PATHWAY LIGHTING AT SEAT 19C FOUND BROKEN DURING TRANSIT. REMOVE AND REPLACED SEAT 19C EMERGENCY PATHWAY LIGHT. PER AMM 33-51-11. - [SDR AALA202406219077](https://openairdocs.org/sdr/AALA202406219077.md): Skin · bulged · May 6, 2024 · N939AN · Boeing 737823 · Fuselage Main, Plate/Skin > AIRCRAFT IN BASE MAINTENANCE: BULGE IN FUSELAGE SKIN ABOVE AFT CARGO DOOR AT STA 767, S14R. REPAIRED SKIN PER SRM 51-10-02 AND EA 353874. - [SDR AALA2024052060772](https://openairdocs.org/sdr/AALA2024052060772.md): Skin · bulged · May 3, 2024 · N939AN · Boeing 737823 · Fuselage Main, Plate/Skin > AIRCRAFT IN BASE MAINTENANCE: OUTWARD BULGE IN FUSELAGE SKIN ABOVE AFT CARGO DOOR AT STA 807, S14R. ACCOMPLISHED DOUBLER REPAIR PER EA 353444. - [SDR AALA202404180117](https://openairdocs.org/sdr/AALA202404180117.md): Seat Track · cracked · Apr 17, 2024 · N939AN · Boeing 737823 · Fuselage, Seat/Cargo Attach Fittings > AIRCRAFT IN BASE MAINTENANCE: CRACK IN RIGHT HAND INBOARD SEAT TRACK, OUTBOARD FLANGE AT BS 483, RBL 33. REPLACED SEAT TRACK PER AARD 51-00-05-1. - [SDR AALA202404157491](https://openairdocs.org/sdr/AALA202404157491.md): Slide · no test · Apr 12, 2024 · N939AN · Boeing 737823 · Escape Slide > AIRCRAFT IN BASE MAINTENANCE: OPERTIONAL CHECK FOR L1 DOOR SLIDE. INSTALLED NEW L1 DOOR SLIDE. - [SDR AALA202404163000](https://openairdocs.org/sdr/AALA202404163000.md): Shield · corroded · Apr 11, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT SHIELD FROM BS 767 TO BS 787, WL 155, RBL 24. REPLACED SHIELD PER AARD 51-00-05-1. - [SDR AALA202404097899](https://openairdocs.org/sdr/AALA202404097899.md): Angle · cracked · Apr 9, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN L1 DOOR SURROUND STRUCTURE CREASE ANGLE FROM BS 270 TO BS 360, LBL 55. REPLACED CREASE ANGLE PER AARD 51-00-05-1. - [SDR AALA202404107299](https://openairdocs.org/sdr/AALA202404107299.md): Stiffener · cracked · Apr 6, 2024 · N939AN · Boeing 737823 · Fuselage Main, Bulkhead > AIRCRAFT IN BASE MAINTENANCE; CRACK IN CENTER WING SECTION REAR SPAR VERTICAL STIFFENER, WHEEL WELL SIDE, AT BS 663, LBL 25. REPLACED STIFFENER PER SRM 51-40-02 AND AARD 51-00-05-01. - [SDR AALA202404107568](https://openairdocs.org/sdr/AALA202404107568.md): Stiffener · cracked · Apr 5, 2024 · N939AN · Boeing 737823 · Fuselage Main, Bulkhead > AIRCRAFT IN BASE MAINTENANCE; CRACK IN CENTER WING SECTION REAR SPAR HORIZONTAL STIFFENER AT BS 663, FROM LBL 7 TO LBL 8. REPLACED STIFFENER PER SRM 51-40-02 AND AARD 51-00-05-01. - [SDR AALA202404100637](https://openairdocs.org/sdr/AALA202404100637.md): Floor Support · cracked · Apr 5, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT INTERCOSTAL FROM BS 316 TO BS 323, RBL 31. REPLACED INTERCOSTAL PER AARD 51-00-05-1. - [SDR AALA202404188522](https://openairdocs.org/sdr/AALA202404188522.md): Panel · cracked · Apr 3, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BREAK ASSEMBLY PANEL AT BS 540, BL 0. REPLACED BREAK ASSEMBLY PANEL PER SRM 51-40-02. - [SDR AALA202404105536](https://openairdocs.org/sdr/AALA202404105536.md): Strap · corroded · Apr 3, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON R1 DOOR FLOOR STRUCTURE CREASE ANGLE STRAP AT BS 292, RBL 51. REPLACED CREASE ANGLE STRAP PER AARD 51-00-05-1. - [SDR AALA202404095316](https://openairdocs.org/sdr/AALA202404095316.md): Panel · cracked · Apr 3, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BREAK ASSEMBLY PANEL AT BS 540, BL 0. REPLACED BREAK ASSEMBLY PER AARD 51-00-05-1. - [SDR AALA202404267287](https://openairdocs.org/sdr/AALA202404267287.md): Frame · corroded · Apr 2, 2024 · N939AN · Boeing 737823 · Fuselage Main, Frame > AIRCARFT IN BASE MAINTENANCE: CORROSION ON E AND E COMPARTMENT FRAME AT BS 335, S23L. REPLACED FRAME PER AARD 51-00-05-1. - [SDR AALA202404260143](https://openairdocs.org/sdr/AALA202404260143.md): Bracket · corroded · Apr 2, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON E AND E COMPARTMENT BRACKET AT BS 335, S23L. REPLACED BRACKET PER AARD 51-00-05-1. - [SDR AALA202404260865](https://openairdocs.org/sdr/AALA202404260865.md): Web · corroded · Apr 2, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON E AND E COMPARTMENT WEB AT BS 319, S23L. REPLACED WEB PER AARD 51-00-05-1. - [SDR AALA202404186575](https://openairdocs.org/sdr/AALA202404186575.md): Floorbeam · corroded · Apr 2, 2024 · N939AN · Boeing 737823 · Fuselage Main, Floor Beam > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT PASSENGER CABIN FLOOR BEAM UPPER CHORD AT BS 947, RBL 26. REPAIRED CHORD PER SRM 53-70-51-2R-5 ALTERNATIVE 2. - [SDR AALA202404092803](https://openairdocs.org/sdr/AALA202404092803.md): Stiffener · cracked · Apr 2, 2024 · N939AN · Boeing 737823 · Fuselage Main, Bulkhead > AIRCRAFT IN BASE MAINTENANCE: CRACK IN CENTER WING SECTION REAR SPAR VERTICAL STIFFENER AT BS 663, RBL 16. REPLACED STIFFENER PER AARD 51-00-05-1. - [SDR AALA202404260437](https://openairdocs.org/sdr/AALA202404260437.md): Support · corroded · Apr 1, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT AFT BULKHEAD SUPPORT AT BS 500I, LBL 25. REPLACED SUPPORT PER AARD 51-00-05-1. - [SDR AALA202404157817](https://openairdocs.org/sdr/AALA202404157817.md): Cargo Track · corroded · Apr 1, 2024 · N939AN · Boeing 737823 · Fuselage, Seat/Cargo Attach Fittings > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT AFT BULKHEAD SUPPORT RAIL AT BS 500I, RBL 25. REPLACED SUPPORT RAIL PER AARD 51-00-05-1. - [SDR AALA202404219340](https://openairdocs.org/sdr/AALA202404219340.md): Transition Panel · corroded · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT TRANSITION PANEL AT BS 907, RBL 23. REPLACED TRANSITION PANEL PER AARD 51-00-05-1. - [SDR AALA202404164982](https://openairdocs.org/sdr/AALA202404164982.md): Floor Support · corroded · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT FLOOR SUPPORT AT BS 887 FROM LBL 20 TO RBL 20. REPLACED FLOOR SUPPORT PER AARD 51-00-05-1. - [SDR AALA202404128121](https://openairdocs.org/sdr/AALA202404128121.md): Floor Support · corroded · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL FROM BS 947.5 TO BS 967, LBL 50. REPLACED INTERCOSTAL PER AARD 51-00-05-1. - [SDR AALA202404121855](https://openairdocs.org/sdr/AALA202404121855.md): Floor Support · corroded · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL FROM BS 947.5 TO BS 967, LBL 25. REPLACED INTERCOSTAL PER AARD 51-00-05-01. - [SDR AALA202404106272](https://openairdocs.org/sdr/AALA202404106272.md): Floor Support · cracked · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT INTERCOSTAL AT BS 321, LBL 46. REPLACED INTERCOSTAL PER AARD 51-00-05-1. - [SDR AALA202404100966](https://openairdocs.org/sdr/AALA202404100966.md): Floor Support · cracked · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT INTERCOSTAL AT BS 335, LBL 46. REPLACED INTERCOSTAL PER AARD 51-00-05-1. - [SDR AALA202404091699](https://openairdocs.org/sdr/AALA202404091699.md): Web · corroded · Mar 31, 2024 · N939AN · Boeing 737823 · Fuselage Miscellaneous Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT DOOR THRESHOLD WEB FROM BS 807 TO BS 847, S25R. REPLACED WEB PER AARD 51-00-05-1. - [SDR AALA202405075990](https://openairdocs.org/sdr/AALA202405075990.md): Access Panel · corroded · Mar 30, 2024 · N939AN · Boeing 737823 · Fuselage Main, Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON NOSE WHEEL WELL FORWARD UPPER ACCESS PANEL 114AC AT STA 243.7, RBL 10. REPLACED PANEL PER AARD 51-00-05-1. - [SDR AALA202405073717](https://openairdocs.org/sdr/AALA202405073717.md): Access Panel · corroded · Mar 30, 2024 · N939AN · Boeing 737823 · Fuselage Main, Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON NOSE WHEEL WELL FORWARD ACCESS PANEL 114AW AT STA 277, LBL 14. REPLACED PANEL PER AARD 51-00-05-1. - [SDR AALA202405078331](https://openairdocs.org/sdr/AALA202405078331.md): Access Panel · corroded · Mar 30, 2024 · N939AN · Boeing 737823 · Fuselage Main, Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON NOSE WHEEL WELL FORWARD ACCESS PANEL 114BW AT STA 243.7, S23L. REPLACED PANEL PER AARD 51-00-05-1. - [SDR AALA202405070173](https://openairdocs.org/sdr/AALA202405070173.md): Access Panel · corroded · Mar 30, 2024 · N939AN · Boeing 737823 · Fuselage Main, Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON NOSE WHEEL WELL FORWARD ACCESS PANEL 113BW AT STA 277, S23R. REPLACED PANEL PER AARD 51-00-05-1. - [SDR AALA202405079684](https://openairdocs.org/sdr/AALA202405079684.md): Access Panel · corroded · Mar 30, 2024 · N939AN · Boeing 737823 · Fuselage Main, Structure > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON NOSE WHEEL WELL FORWARD UPPER ACCESS PANEL 113AC AT STA 243.7, LBL 10. REPLACED PANEL PER AARD 51-00-05-1. - [SDR AALA202403043125](https://openairdocs.org/sdr/AALA202403043125.md): Slide · dislodged · Mar 2, 2024 · N939AN · Boeing 737823 · Escape Slide > AIRCRAFT WAS NOT GROUNDED: L1 DOOR EMERGENCY SLIDE PACK FELL OUT OF SLIDE COVER. INSTALLED L1 DOOR EMERGENCY SLIDE PACK. PER AMM 25-66-01. - [SDR AALA202312281960](https://openairdocs.org/sdr/AALA202312281960.md): Sign · missing · Dec 27, 2023 · N939AN · Boeing 737823 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHT ASSEMBLY MISSING AT FORWARD ENTRY DOOR. INSTALLED SERVICEABLE EMERGENCY EXIT SIGN LENS COVER AT L1 DOOR ENTRY. PER AMM 33-51-00. - [SDR AALA202312143459](https://openairdocs.org/sdr/AALA202312143459.md): Trim Panel · out of adjust · Dec 13, 2023 · N939AN · Boeing 737823 · Fixed Inner Doors > AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANTS REPORT THAT THE LEFT AFT LAVATORY DOOR IS BROKE. MAINTENANCE FOUND THE LAVATORY DOOR CATCHING ON THE BOTTOM AND RE-ADJUSTED THE BOTTOM TRIM. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. - [SDR AALA202308113804](https://openairdocs.org/sdr/AALA202308113804.md): Lamp · inoperative · Aug 10, 2023 · N939AN · Boeing 737823 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: THE EMERGENCY EXIT LIGHT NOT ARMED NEEDS TO BE RLELAMPED. MAINTENANCE REPLACED THE LAMP AS REQUIRED. Next page: https://openairdocs.org/aircraft/N939AN/reports.md?page=2 ## 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 = 'N939AN' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N939AN/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.