N551UW

Service difficulty reports · 138

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 = 'N551UW' 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 AALA202606104005Chiller · defectiveAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANTS REPORTED ELECTRICAL BURN AND SMELL IN AFT GALLEY, TURNED THE CHILLER OFF AND THE SCENT WENT AWAY. WHEN A GALLEY CART WAS OPENED THE SMELL RETURNED. MAINTENANCE REPLACED THE CHILLER PER AMM 25-34-51 AND ACCOMPLISHED Jun 5, 2026 · N551UW · Airbus A321231 · Buffet/GalleysSDR AALA202605083765Battery · no testAIRCRAFT IN BASE MAINTENANCE: FAULT MESSAGE FOR EMERGENCY POWER SUPPLY UNIT 12WL DISPLAYED DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 12WL PER AMM 33-51-38 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCYJan 27, 2026 · N551UW · Airbus A321231 · Emergency LightingSDR AALA202601219083Strap · unsecureAIRCRAFT WAS NOT GROUNDED: CATERING REPORTS A STRAP HANGING FROM THE BOTTOM OF REAR DOOR 4L. MAINTENANCE RESECURED SLIDE STRAP.Jan 19, 2026 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202512303824Guide · brokenAIRCRAFT WAS GROUNDED: 4L GUST LOCK IS NOT ACTIVATING ACCORDING TO CATERING. MAINTENANCE FOUND GUIDE FOR THE L4 DOOR GUST-LOCK CONTROL MECHANISM BROKEN ALLOWING THE TUBE ASSEMBLY TO SLIP PAST THE ACTUATING LEVER OF THE DOOR STAY MECHANISM. MAINTENANCE REPLACEDDec 27, 2025 · N551UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202510292579Gust Lock · out of adjustAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTS 4L DOOR GUST LOCK INOPERATIVE. MAINTENANCE ADJUSTED AND LUBRICATED THE L4 DOOR GUST LOCK ASSEMBLY PER AMM 52-13-01. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.Oct 27, 2025 · N551UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202509225350Apu · contaminatedAIRCRAFT WAS GROUNDED: IN DESCENT WITH POWER AT IDLE SLIGHT MUSTY SMELL FROM PACKS. MAINTENANCE FOUND A RESIDUAL HYDRAULIC FLUID STREAK FRM THE RIGHT-HAND MAIN LANDING GEAR WHEEL WELL TO THE APU INLET. A LEAK CHECK OF THE HYDRAULIC SYSTEM RESULTED IN NO LEAKS Sep 19, 2025 · N551UW · Airbus A321231 · Airborne Auxiliary Power Unit (APU) SystemSDR AALA202506239368Battery · no testAIRCRAFT WAS GROUNDED: BATTERY FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 15WL DURING SYSTEM TEST. REPLACED BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38.Jun 22, 2025 · N551UW · Airbus A321231 · Emergency LightingSDR AALA202505082962Battery · no testAIRCRAFT IN BASE MAINTENANCE: FAULT MESSAGE DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 12WL DURING SYSTEM TEST. REPLACED BATTERY FOR EMERGENCY POWER SUPPLY UNIT 12WL AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK POER AMM33-51-38.May 7, 2025 · N551UW · Airbus A321231 · Emergency LightingSDR AALA202505092260Hinge Fitting · excess playAIRCRAFT IN BASE MAINTENANCE: RIGHT HAND MAIN LANDING GEAR DOOR FORWARD HINGE FITTING HAS UP AND DOWN MOVEMENT. REPLACED HINGE FITTING AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER SRM 51-42-11.May 6, 2025 · N551UW · Airbus A321231 · Landing Gear DoorsSDR AALA202504229527Sensor · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO PSP DUE TO THE FLIGHT CREW REPORTING A NOSE WHEEL STEERING FAULT MESSAGE HAD DISPLAYED ON ECAM WHILE ENROUTE. THE AIRCRAFT LANDED SAFELY AT PSP AND WAS TOWED TO THE GATE. **SUPPLEMENTAL REPORT FOR AApr 20, 2025 · N551UW · Airbus A321231 · Landing Gear Steering SystemSDR AALA202504219527Steering Sys · warning messageAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO PSP DUE TO THE FLIGHT CREW REPORTING A NOSE WHEEL STEERING FAULT MESSAGE HAD DISPLAYED ON ECAM WHILE ENROUTE. THE AIRCRAFT LANDED SAFELY AT PSP AND WAS TOWED TO THE GATE. (OPEN)Apr 20, 2025 · N551UW · Airbus A321231 · Landing Gear Steering SystemSDR AALA202504022626Lever · brokenAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTS DOOR 3L YELLOW ARMED LEVER BROKEN. MAINTENANCE REPLACED DOOR L3 YELLOW ARMED LEVER PER AMM-52-22-22.Apr 1, 2025 · N551UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202412093375Girt Bar · fodAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT SAID WHEN HE UNLOCKED L4 DOOR. THERE WAS AN ISSUE LIKE IT DIDN'T FEEL RIGHT. REMOVED DEBRIS FROM L4 DOOR GIRT BAR FLOOR RECEPTACLE AND LUBED.Dec 7, 2024 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202408079853Handle · looseAIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT ADVISED DOOR 3R ARMING LEVER APPEARS LOOSE. MAINTENANCE TIGHTENED HANDLE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-73-00.Aug 6, 2024 · N551UW · Airbus A321231 · Passenger/Crew DoorsSDR AALA202407229342Mechanism · looseAIRCRAFT WAS NOT GROUNDED: DOOR 3L SLIDE ARMING HANDLE IS LOOSE. RESECURED SLIDE ARMING HANDLE ON DOOR 3L AMM 52-22-21MCT 671126.Jul 20, 2024 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202407226031Mechanism · looseAIRCRAFT WAS NOT GROUNDED: DOOR 3R SLIDE ARMING HANDLE IS LOOSE. RESECURED SLIDE ARMING HANDLE ON DOOR 3R IAW AMM 52-22-21MCT 671126.Jul 20, 2024 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202407080288Lever · looseAIRCRAFT WAS NOT GROUNDED: ESCAPE SLIDE ARMING LEVER LOOSE AT DOOR 3L. RESECURED DOOR 3L ARMED LEVER PER AMM 20-21-00.Jul 6, 2024 · N551UW · Airbus A321231 · DoorsSDR AALA202406109594Slide · defectiveAIRCRAFT WAS NOT GROUNDED: DURING A SCHEDULED SLIDE CHANGE FOR THE R2 EMERGENCY ESCAPE SLIDE, MAINTENANCE FOUND THE REPLACEMENT SLIDE TO BE DEFECTIVE / BAD FROM STOCK, RE-INSTALLED THE ORIGINAL SLIDE AND ROUTED THE BAD FROM STOCK SLIDE TO BE SENT OUT FOR REPAIJun 7, 2024 · N551UW · Airbus A321231 · Escape SlideSDR AALA202406072220Battery · no testAIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT TEST FAILED PER JOB CARD 27L00025012 AT LOCATION 13WL. REPLACED EMERGENCY POWER SUPPLY UNIT BATTERY AT 13WL PER AMM 33-51-38.Jun 6, 2024 · N551UW · Airbus A321231 · Emergency LightingSDR AALA202405133026Lens · missingAIRCRAFT WAS NOT GROUNDED: SLIDE ARMED LIGHT LENS / COVER MISSING ON 2L DOOR AND IS INOPERATIVE. MAINTENANCE INSTALLED SLIDE ARMED LIGHT LENS / COVER AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-73-21.May 8, 2024 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202404253198Bottle · low pressureAIRCRAFT WAS NOT GROUNDED: CABIN INTERCOMMUNICATION DATA SYSTEM PANEL INDICATES L1 DOOR, CHECK DOOR PRESSURE. SERVICED L1 DOOR DAMPER BOTTLE PER AMM 52-10-00.Apr 24, 2024 · N551UW · Airbus A321231 · Emergency EquipmentSDR AALA202404016446Lever · looseAIRCRAFT WAS NOT GROUNDED: SLIDE ARMING LEVER ON EMERGENCY DOOR L2 IS LOOSE. RESECURED AS REQUIRED, OK FOR SERVICE.Mar 31, 2024 · N551UW · Airbus A321231 · Emergency ExitsSDR AALA202312274449Handle · looseAIRCRAFT WAS NOT GROUNDED: FORWARD LAV DOOR IS DIFFICULT TO OPEN AND CLOSE. TIGHTNED AND ADJUSTED FWD. LAV DOOR HANDLE.Dec 26, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202312264280Door Sill · out of adjustAIRCRAFT WAS NOT GROUNDED: FWD LAV DOOR DIFFICULT TO OPEN & CLOSE. MAINTENANCE REWORKED METAL FLOOR STRIP UNDER FWD LAV DOOR AS REQUIRED.Dec 25, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202312266867Door Sill · looseAIRCRAFT WAS NOT GROUNDED: FORWARD LAV DOOR DIFFICULT TO OPEN AND CLOSE. MAINTENANCE FOUND SCREWS ON DOOR SILL LOOSE. RESECURED THE SCREWS. FWD LAV DOOR OPS CHECK NORMAL. REF CMM 25-41-54.Dec 25, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202312243296Door · out of adjustAIRCRAFT WAS GROUNDED: FORWARD LAV BOTTOM METAL PIECE RAISED, MAKES DOOR DIFFICULT TO OPEN & CLOSE. MAINTENANCED ADJUSTED LAV DOOR.Dec 22, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202312132602Door · out of adjustAIRCRAFT WAS NOT GROUNDED: FORWARD LAVATORY DOOR IS HARD TO OPEN / CLOSE. MAINTENANCE ADJUSTED THE FORWARD LAVATORY DOOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.Dec 11, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202311297869Door · out of adjustAIRCRAFT WAS NOT GROUNDED: FORWARD LAVATORY DOOR DIFFICULT TO OPEN/CLOSE. MAINTENANCE ADJUSTED THE FORWARD LAVATORY DOOR PER AMM 25-40-00.Nov 26, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202311276718Door Sill · looseAIRCRAFT WAS NOT GROUNDED: FORWARD LAVATORY DOOR DIFFICULT TO OPEN/CLOSE. MAINTENANCE FOUND THE DOOR SILL LOOSE AND SECURED IT PER AMM 25-41-41. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.Nov 25, 2023 · N551UW · Airbus A320* · Fixed Inner DoorsSDR AALA202311218915Coupling · looseAIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED TRAPPED FUEL IN ACT 2 DURING AIRCRAFT REPOSITION FLIGHT. CREW SWITCHED TO FORWARD ACT WHICH DID NOT HELP. MAINTENANCE FOUND LOOSE PLUMBING COUPLING ON ACT 2 FUEL TRANSFER VALVE, RECONNECTED COUPLING AND ACCOMPLISHED Nov 18, 2023 · N551UW · Airbus A320* · Aircraft Fuel Distribution SystemSDR AALA202311204794Power Supply · no testAIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 10WL FAILED SYSTEM TEST. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 10WL AND BATTERY (AALA202311206869) PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. ** (CLOSED)Nov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311200761Power Supply · no testAIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 15WL FAILED SYSTEM TEST. **SUPPLEMENTAL REPORT FOR AALA202311060761: MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 15WL AND BATTERY (AALA202311204628) PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHENov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311206869Battery · no testAIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 10WL FAILED SYSTEM TEST. **ORIGINAL REPORT WAS AALA202311064794: MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 10WL AND BATTERY (AALA202311206869) PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK WNov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311204628Battery · no testAIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 15WL FAILED SYSTEM TEST. **ORIGINAL REPORT WAS AALA202311060761: MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 15WL AND BATTERY (AALA202311204628) PER AMM 33-51-38. A SATISFACTORY OPERATIONAL CHECK WNov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311064794Power Supply · no testAIRCRFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 10WL FAILED SYSTEM TEST. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)Nov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311060761Power Supply · no testAIRCRFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 15WL FAILED SYSTEM TEST. (OPEN)Nov 4, 2023 · N551UW · Airbus A320* · Emergency LightingSDR AALA202311154780Frame · crackedAIRCRAFT IN BASE MAINTENANCE: WHILE PERFORMING A ROTOTEST NDT INSPECTION, MAINTENANCE FOUND AN INDICATION OF A CRACKED FRAME VERTICAL FACE LOWER FASTENER HOLE AT FR 35.2 AND S30L. REPLACED FRAME PER SRM 51-42-11.Oct 19, 2023 · N551UW · Airbus A320* · Fuselage Main, FrameSDR AALA202311027665Door Sill · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT RIGHT PASSENGER / CREW DOOR CUTOUT LOWER SILL BETWEEN FR 66 AND FR 68 AT S23R. REPLACED LOWER SILL PER SRM 51-42-11Oct 12, 2023 · N551UW · Airbus A320* · Fuselage Main, StructureSDR AALA202311150994Shear Plate · crackedAIRCRAFT IN BASE MAINTENANCE: CRACKED AFT CABIN FLOOR SHEAR PLATE BETWEEN FR 69 AND FR 70 AT S23R REPLACED SHEAR PLATE PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202311137282Shear Plate · crackedAIRCRAFT IN BASE MAINTENANCE: CRACKED AFT CABIN FLOOR SHEAR PLATE BETWEEN FR 69 AND FR 70 AT S23L. REPLACED SHEAR PLATE PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202311078829Fitting · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT LEFT PASSENGER / CREW DOOR CUTOUT LOWER CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23L. REPLACED CENTER SHAPE FITTING PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202311025984Fitting · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT RIGHT PASSENGER / CREW DOOR CUTOUT LOWER CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23R. REPLACED CENTER SHAPE FITTING PER SRM 51-42-11Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202310319453Floor Support · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CABIN FLOOR BEAM BETWEEN FR 68 AND FR 69 AT -Y1162.5. REPLACED FLOOR BEAM PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202310275797Floorbeam · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION AFT CABIN FLOOR BEAM BETWEEN FR 68 AND FR 69 AT +Y1162.5. REPLACED FLOOR BEAM PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Main, Floor BeamSDR AALA202310277980Floorbeam · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION AFT CABIN FLOOR BEAM AT FR 68 AND +Y765. REPLACED FLOOR BEAM PER SRM 51-42-11.Oct 11, 2023 · N551UW · Airbus A320* · Fuselage Main, Floor BeamSDR AALA202310277941Seat Track · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION FORWARD CABIN FLOOR BEAM BETWEEN FR 12 AND FR 24 AT +Y1292. REPLACED FLOOR BEAM PER SRM 51-42-11.Oct 10, 2023 · N551UW · Airbus A320* · Fuselage, Seat/Cargo Attach FittingsSDR AALA202310246236Floor Support · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CABIN FLOOR SUPPORT RAIL FROM FR 21 TO FR 24 AT Y254. REPLACED FLOOR SUPPORT PER SRM 51-42-11.Oct 10, 2023 · N551UW · Airbus A320* · Fuselage Miscellaneous StructureSDR AALA202310248255Seat Track · corrodedAIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CABIN FLOOR SEAT TRACK BETWEEN FR 12 AND AT FR 24 AT -1292. REPLACED SEAT TRACK PER SRM 51-42-11.Oct 10, 2023 · N551UW · Airbus A320* · Fuselage, Seat/Cargo Attach FittingsSDR AALA202310306817Slide · looseAIRCRAFT WAS IN BASE MAINTENANCE: LOOSE EMERGENCY EXIT DOOR ESCAPE SLIDE ELBOW 844 AT LOWER FUSELAGE. REPLACED EMERGENCY EXIT DOOR ESCAPE SLIDE 844 AT LOWER FUSELAGE.Oct 8, 2023 · N551UW · Airbus A320* · Escape SlideSDR AALA202311295331Apu · odorAIRCRAFT IN BASE MAINTENANCE: DURING THE REPOSITION FLIGHT TO SAL FOR THE SCHEDULED MAINTENANCE 2S CHECK THE FLIGHT CREW REPORTED A LOW GRADE STINKY SOCK ODOR IN THE FLIGHT DECK AND THE FORWARD CABIN FOR THE ENTIRE FLIGHT. THE ODOR GOT WORSE DURING DESCENT. **Oct 7, 2023 · N551UW · Airbus A320* · Airborne Auxiliary Power Unit (APU) System
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