N535UW

Service difficulty reports · 157

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N535UW' AND registry_match = 'registration'
  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 AALA202605017962Battery · no testAIRCRAFT WAS NOT GROUNDED: FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 15WL DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 15WL PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WIApr 30, 2026 · N535UW · Airbus A321231 · Emergency LightingSDR AALA202605019051Battery · no testAIRCRAFT WAS NOT GROUNDED: FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 14WL DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 14WL PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WIApr 30, 2026 · N535UW · Airbus A321231 · Emergency LightingSDR AALA202605019112Battery · no testAIRCRAFT WAS NOT GROUNDED: FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 12WL DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 12WL PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WIApr 30, 2026 · N535UW · Airbus A321231 · Emergency LightingSDR AALA202605014943Battery · no testAIRCRAFT WAS NOT GROUNDED: FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 11WL DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 11WL PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WIApr 30, 2026 · N535UW · Airbus A321231 · Emergency LightingSDR AALA202603237556Oven · odorAIRCRAFT WAS NOT GROUNDED: FORWARD GALLEY OVEN HAS PUTRID SMELL. MAINTENANCE REPLACED THE FORWARD GALLEY OVEN AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 25-35-19.Mar 19, 2026 · N535UW · Airbus A321231 · Buffet/GalleysSDR AALA202511113367Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT CONTROL PANEL DISPLAYS AMBER CHECK DOOR PRESSURE FOR SLIDE 1R. MAINTENANCE SERVICED R1 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-10-00.Nov 9, 2025 · N535UW · Airbus A321231 · Service DoorsSDR AALA202510235734Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANTS PANEL HAS CHECK PRESSURE INDICATION FOR THE FORWARD RIGHT DOOR. MAINTENANCE SERVICED R1 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-10-00.Oct 20, 2025 · N535UW · Airbus A321231 · Service DoorsSDR AALA202509293575Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: 1R DOOR ASSIST. CHECK DOOR PRESSURE ON FAP. MAINTENANCE SERVICED R1 CABIN DOOR ASSIST BOTTLE IAW AMM 52-10-00.Sep 28, 2025 · N535UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202506114392Oil System · leakingAIRCRAFT WAS GROUNDED: AIR CONDITIONING FUMES BELOW 10,000' ON TAKEOFF AND LANDING. TAKEOFF WAS ON APU BLEED, LANDING ON LONG IDLE DESCENT. MAINTENANCE FOUND THE APU FREEZE PLUG LEAKING OIL. MAINTENANCE REPLACED THE APU PER TASK CARD 26L31049003. A DECONTAMINMay 30, 2025 · N535UW · Airbus A321231 · APU Oil SystemSDR AALA202506024392Oil System · leakingAIRCRAFT WAS GROUNDED: AIR CONDITIONING FUMES BELOW 10,000' ON TAKEOFF AND LANDING. TAKEOFF WAS ON APU BLEED, LANDING ON LONG IDLE DESCENT. MAINTENANCE FOUND THE APU FREEZE PLUG LEAKING OIL. (OPEN)May 30, 2025 · N535UW · Airbus A321231 · APU Oil SystemSDR AALA202505292637Megaphone · missingAIRCRAFT WAS NOT GROUNDED: MEGAPHONE MISSING IN AFT CABIN. MAINTENANCE INSTALLED AFT CABIN MEGAPHONE PER AMM 25-65-61.May 28, 2025 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202410228787Door Frame · looseAIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED THAT THE FLIGHT DECK DOOR JAMMED CLOSED AND REQUIRED EXTREME FORCE TO LOWER CORNER LATCH SIDE OF DOOR TO OPEN AT CRUISE. INTERFERENCE JAMMING OF DOOR OBSERVED. LATCHES WERE NO FACTOR WITH JAMMING. MAINTENANCE FOUOct 21, 2024 · N535UW · Airbus A321231 · Fuselage Main, StructureSDR AALA202408096221Torque Link · wornAIRCRAFT WAS GROUNDED: FLIGTH CREW REPORTED EXCESSIVE NOSE GEAR VIBRATION UPON RETRACTION. MAINTENANCE FOUND THE NOSE LANDING GEAR UPPER AND LOWER TORQUE LINKS HAD FORE AND AFT PLAY. MAINTENANCE REPLACED THE UPPER TORQUE LINK (AALA202408096221) AND THE LOWER TAug 7, 2024 · N535UW · Airbus A321231 · Nose/Tail Landing GearSDR AALA202408094188Torque Link · wornAIRCRAFT WAS GROUNDED: FLIGTH CREW REPORTED EXCESSIVE NOSE GEAR VIBRATION UPON RETRACTION. MAINTENANCE FOUND THE NOSE LANDING GEAR UPPER AND LOWER TORQUE LINKS HAD FORE AND AFT PLAY. MAINTENANCE REPLACED THE UPPER TORQUE LINK (AALA202408096221) AND THE LOWER TAug 7, 2024 · N535UW · Airbus A321231 · Nose/Tail Landing GearSDR AALA202408089380Lever · looseAIRCRAFT WAS NOT GROUNDED: 3R AIRCRAFT DOOR ARMING LEVER IS LOOSE/ SCREW MISSING. MAINTENANCE RE-SECURED ARMING LEVER PER AMM 20-21-11.Aug 7, 2024 · N535UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202406206343Packing · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS DOOR 3L NOT SHOWING ARMED LIGHT AND MESSAGE CHECK DOOR PRESSURE IS IN THE CIDS. MAINTENANCE FOUND 3L DOOR DAMPER AN EMERGENCY OPERATION CYLINDER PRESSURE READING / ZERO NO PRESSURE. MAINTENANCE FOUND THE DOOR DAMJun 19, 2024 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202406205645Diaphragm · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS DOOR 3L NOT SHOWING ARMED LIGHT AND MESSAGE CHECK DOOR PRESSURE IS IN THE CIDS. MAINTENANCE FOUND 3L DOOR DAMPER AN EMERGENCY OPERATION CYLINDER PRESSURE READING / ZERO NO PRESSURE. MAINTENANCE FOUND THE DOOR DAMJun 18, 2024 · N535UW · Airbus A321231 · Door Warning SystemSDR AALA202406182899Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: SLIDE PRESSURE 3L INDICATION ON CIDS PANEL. MAINTENANCE REPLACED THE 3L DOOR DAMPER AND EMERGENCY OPERATION CYLINDER.Jun 7, 2024 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202406112899Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: SLIDE PRESSURE 3L INDICATION ON CIDS PANEL. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Jun 7, 2024 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202404293723Proximity Sensor · faultedAIRCRAFT WAS GROUNDED: 3L DOOR DOES NOT INDICATE OPEN ON ECAM AND FLIGHT ATTENDANT PANEL WHEN OPENED. MAINTENANCE REPLACED 3L DOOR PROXIMITY SWITCH 21WV1 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.Apr 12, 2024 · N535UW · Airbus A321231 · Door Warning SystemSDR AALA202404163723Indication Sys · faultedAIRCRAFT WAS GROUNDED: 3L DOOR DOES NOT INDICATE OPEN ON ECAM AND FLIGHT ATTENDANT PANEL WHEN OPENED. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Apr 12, 2024 · N535UW · Airbus A321231 · Door Warning SystemSDR AALA202404127626Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTS DOOR 3L SHOWS PRESSURIZED ON FWD FA PANEL. SERVICED LOW NITROGEN PRESSURE AT DOOR 3L.Apr 10, 2024 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202403112801Release Mech · brokenAIRCRAFT WAS GROUNDED: FLIGHT DECK DOOR MANUAL CENTER LATCH HAS UPPER AND LOWER RELEASE MECHANISM BROKEN. CENTER LATCH WILL NOT RELEASE DOOR MANUALLY. REPLACED COCKPIT DOOR LATCH MECHANISM.Mar 8, 2024 · N535UW · Airbus A321231 · Fixed Inner DoorsSDR AALA202401087284Lever · looseAIRCRAFT WAS NOT GROUNDED: 3L DOOR ARMING LEVER LOOSE. TIGHTENED ARMING LEVER ON L3 DOOR AS REQUIRED.Jan 6, 2024 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202312265121Reservoir · dischargedAIRCRAFT WAS NOT GROUNDED: R3 DOOR ESCAPE-SLIDE RESERVOIR REQUIRES REPLACEMENT PER SPC LOG# 2097644. MAINTENANCE REPLACED R3 DOOR ESCAPE-SLIDE RESERVOIR ASSY IAW AMM 25-62-49.Dec 26, 2023 · N535UW · Airbus A320* · Escape SlideSDR AALA202311025712Damper · low pressureAIRCRAFT WAS NOT GROUNDED: L3 DOOR DAMPER REQUIRES SERVICE. SERVICED L3 DOOR DAMPER TO FULL.Nov 2, 2023 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202311029796Damper · low pressureAIRCRAFT WAS NOT GROUNDED: L1 DOOR DAMPER REQUIRES SERVICE. SERVICED L1 DOOR DAMPER TO FULL.Nov 2, 2023 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202309187398Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDENT PANEL SAYS " CHECK DOOR PRESSURE" 3L. MAINTENANCE SERVICED DOOR 3L DOOR ASSIST BOTTLE PER AMM 52-10-00.Sep 15, 2023 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202306139960Power Supply · no testAIRCRAFT WAS NOT GROUNDED: AFTER CIDS 1 EMERGENCY POWER SUPPLY UNIT SYSTEM TEST, BATTERY EMERGENCY POWER SUPPLY UNIT 12WL EXTERNAL RIGHT FAULT DISPLAYED. REPLACED EMERGENCY POWER SUPPLY UNIT PER AMM 33-51-38.Jun 12, 2023 · N535UW · Airbus A320* · Emergency LightingSDR AALA202305098199Damper · low pressureAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTS FLIGHT ATTENDANT PANEL CAUTION LIGHT FOR L 3 DOOR PRESSURE . MAINTENANCE SERVICED THE L3 DOOR DAMPER PER AMM 52-10-00 AND FAULT CLEARED FROM THE FLIGHT ATTENDANTS PANEL.May 6, 2023 · N535UW · Airbus A320* · Door Warning SystemSDR AALA202305056452Handle · looseAIRCRAFT WAS NOT GROUNDED: 3L DOOR ARM HANDLE LOOSE. MAINTENANCE TIGHTENED 3L DOOR ARM HANDLE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.May 4, 2023 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202304103872Battery · no testAIRCRAFT WAS NOT GROUNDED: FORWARD CABIN MEGAPHONE BATTERIES INOPERATIVE. REPLACED MEGAPHONE BATTERIES PER AMM 25-65-51 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.Apr 6, 2023 · N535UW · Airbus A320* · Emergency EquipmentSDR AALA202304059740Lever · looseAIRCRAFT WAS NOT GROUNDED: 3L ARMING LEVER LOOSE AND WIGGLES DUE TO A LOOSE NUT. MAINTENANCE TIGHTENED NUT ON ARMING LEVER ON 3L DOOR AS REQUIRED.Apr 3, 2023 · N535UW · Airbus A320* · Passenger/Crew DoorsSDR AALA202301064403Relay · defectiveAIRCRAFT WAS GROUNDED: AIRCRAFT HAD UNCOMMANDED RUDDER TRIM INPUT. HEADING CHANGE OF AROUND 2, TRIM CHANGE FROM NORMAL OF L 0.3 TO L 1.4 UNITS. HAPPENED WITH BOTH AUTOPILOTS YAW INPUT FELT WORSE ON AUTOPITOT 2 CONTINUED TO NEXT. IN BETWEEN UNCOMMANDED RUDDER TJan 4, 2023 · N535UW · Airbus A321231 · Rudder Control SystemSDR AALA202301062548Actuator · defectiveAIRCRAFT WAS GROUNDED, ACFT HAD UNCOMMANDED RUDDER TRIM INPUT. HEADING CHANGE OF 2, TRIM CHANGE FROM NORMAL L 0.3 TO L 1.4 UNITS. WITH BOTH AUTOPILOTS YAW INPUT, WORSE ON AUTOPITOT 2. BETWEEN UNCOMMANDED RUDDER TRIM, HAD STATUS MESSAGE CAT3 SINGLE ONLY INJan 4, 2023 · N535UW · Airbus A321231 · Rudder Control SystemSDR AALA202211211405Actuator · faultedAIRCRAFT WAS GROUNDED: REJECTED TAKEOFF ABOVE 80 KNOTS DUE TO ENGINE #2 COMPRESSOR VANE ECAM. REPLACED #2 ENGINE VSV ACTUATOR PER JOB CARD 26T4007500. ACCOMPLISHED SATISFACTORY OPERATIONAL AND LEAK CHECKS.Nov 19, 2022 · N535UW · Airbus A321231 · Engine (Turbine/Turboprop)SDR AALA202211106752Bottle · low pressureAIRCRAFT WAS GROUNDED: AFTER ARMING DOORS FLIGHT ATTENDANT REPORTED L-3 DOOR PRESSURE WARNING ON CIDS PANEL. MAINTENANCE SERVICED THE L3 DOOR ASSIST BOTTLE PER AMM 52-22-00.Nov 8, 2022 · N535UW · Airbus A321231 · Emergency EquipmentSDR AALA202209128738Chiller · odorAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTS AREA TO THE RIGHT SIDE OF AIRCRAFT WITH CIRCUIT BREAKERS AND CHILLER SWITCH GOT REAL HOT DURING FLIGHT. FLIGHT ATTENDANT TURNED OFF CHILLER AND HEAT AND SLIGHT BURNING SMELL WENT AWAY IN THE FORWARD GALLEY. MSep 8, 2022 · N535UW · Airbus A300* · Buffet/GalleysSDR AALA202207066198Guide Arm · out of adjustAIRCRAFT WAS GROUNDED: DOOR 1L UNABLE TO BE COMPLETELY SHUT CLOSED. VERY DIFFICULT TO OPERATE. ADJUSTED L1 DOOR UPPER AND LOWER GUIDE ARMS PER AMM 52-11-00. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.Jul 5, 2022 · N535UW · Airbus A300* · Passenger/Crew DoorsSDR AALA202206244782None · out of adjustAIRCRAFT WAS GROUNDED: 1L DOOR TOP PANEL LOOSE HARD TO CLOSE. MAINTENANCE ADJUSTED FORWARD AND AFT UPPER GUIDE FITTINGS AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-11-00.Jun 23, 2022 · N535UW · Airbus A300* · Passenger/Crew DoorsSDR AALA202201316630Light · detachedAIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT IN FROM SEAT 10C LAYING ON FLOOR. RE-SECURED EMERGENCY LIGHT AT SEAT 10C PER AMM 33-50-00.Jan 28, 2022 · N535UW · Airbus A300* · Emergency LightingSDR AALA202110149549Slide · noneAIRCRAFT WAS GROUNDED: DURING EMERGENCY POWER SUPPLY UNIT TEST FOUND MULTIPLE FAULTS ON 13WL BATTERY PACK. FOUND 4R DOOR SLIDE LIGHTING CIRCUIT AT FAULT. REMOVED AND REPLACED 4R DOOR SLIDE ASSEMBLY.Oct 11, 2021 · N535UW · Airbus A321231 · Escape SlideSDR AALA202110135903Battery · inoperativeAIRCRAFT WAS GROUNDED: EMERGENCY POWER SUPPLY UNIT TEST SHOWS 15WL BATTERY FAULT. REMOVED AND REPLACED 15WL BATTERY PER AMM 33-51-38.Oct 11, 2021 · N535UW · Airbus A321231 · Emergency LightingSDR AALA202106219005Slide · no testAIRCRAFT IN BASE MAINTENANCE: DURING OPERATIONAL TEST OF THE EMERGENCY POWER SUPPLY UNIT BY BITE CHECK OF SLIDE SHOWN FAILURE ESCAPE SLIDE LIGHT (EMERGENCY POWER SUPPLY UNIT 10WL) FORWARD LEFT IN PASSENGER CABIN. REMOVED AND REPLACED SLIDE ON DOOR L1 PER AMM 2Jun 20, 2021 · N535UW · Airbus A321231 · Escape SlideSDR AALA202106219004Slide · no testAIRCRAFT IN BASE MAINTENANCE: DURING OPERATIONAL TEST OF THE EMERGENCY POWER SUPPLY UNIT BY BUILT IN TEST EQUIPMENT CHECK OF SLIDE SHOWN FAILURE ESCAPE SLIDE LIGHT (EMERGENCY POWER SUPPLY UNIT 13WL) AFT IN PASSENGER CABIN. REMOVED AND REPLACED SLIDE ON DOOR L4Jun 20, 2021 · N535UW · Airbus A321231 · Escape SlideSDR AALA202106089004Ball Joint · brokenAIRCRAFT IN BASE MAINTENANCE: RIGHT HAND PYLON SPIGOT BALL JOINT BROKEN. REPLACED SPIGOT BALL JOINT PER AMM 54-41-400-001.Jun 6, 2021 · N535UW · Airbus A321231 · Nacelle/Pylon Miscellaneous StructureSDR AALA202105273146Hinge Arm · excess playAIRCRAFT IN BASE MAINTENANCE: EXCESSIVE PLAY ELEVATOR HINGE ARM 6 ON LEFT HORIZONTAL STABILIZER. REPLACED ELEVATOR HINGE ARM END FITTING #6 ON LEFT HORIZONTAL STABILIZER IAW AMM 55-16-42-000-001-A AND AMM 55-16-42-400-001-A.May 25, 2021 · N535UW · Airbus A321231 · Elevator StructureSDR AALA202105263793Hinge Arm · excess playAIRCRAFT IN BASE MAINTENANCE: EXCESSIVE PLAY ELEVATOR HINGE ARM 2 ON LEFT HORIZONTAL STABILIZER. REPLACED ELEVATOR HINGE ARM END FITTING NUMBER 2 ON LEFT HORIZONTAL STABILIZER PER AMM 55-16-42-000-001-A AND AMM 55-16-42-400-001-A.May 25, 2021 · N535UW · Airbus A321231 · Elevator StructureSDR AALA202105263332Hinge Fitting · excess playAIRCRAFT IN BASE MAINTENANCE: EXCESSIVE PLAY ELEVATOR HINGE ARM 1 ON LEFT HAND HORIZONTAL STABILIZER. REPLACED ELEVATOR HINGE ARM END FITTING 1 PER AMM 55-16-42-000-001-A AND AMM 55-16-42-400-001-A.May 25, 2021 · N535UW · Airbus A321231 · Elevator StructureSDR AALA202105253807Hinge Fitting · excess playAIRCRAFT IN BASE MAINTENANCE: EXCESSIVE PLAY ELEVATOR HINGE ARM 5 ON LEFT HAND HORIZONTAL STABILIZER. REPLACED ELEVATOR HINGE ARM END FITTING 5 PER AMM 55-16-42-000-001-A AND AMM 55-16-42-400-001-A.May 21, 2021 · N535UW · Airbus A321231 · Elevator Structure
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