N531AS
Service difficulty reports · 380
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 = 'N531AS' 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.
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 = 'N531AS' AND registry_match = 'registration' 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 ASAA2017121322900Control Valve · failedON M/C RECALL CONT CAB TEMP AND AIR COND MASTER CAUTION LTS ILLUMINATE. BOTH LTS EXTINGUISH WHEN MASTER CAUTION PANEL RESET. GROUNDED - YES. RELEASED PER MEL 21-21F FLIGHT DECK TEMP CONTROLLER SYSTEM INOO. ACCOMPLISHED PACK/ZONE TEMPERATURE CONTROLLER BITE TESSDR ASAA2017112522676Gasket · leakingNR 2 ENGINE GENERATOR DRIVE LIGHT ILLUMINATED IN FLIGHT. ACCOMPLISHED QRH PROCEDURE. ACFT GROUNDED. CREW DISCONNNECTED THE NR 2 IDG. SERVICED THE NR 2 IDG IAW AMM 12-13-21. CONNECTED IDG AND RAN THE RN 2 ENGINE. VOLTS AND FREQUENCIES GOOD. OIL LEAK DISCOVESDR ASAA2017111022519Lens · detachedAFT EXIT LIGHT COVER A/C LEFT FELL OFF. GROUNDED - YES. REPLACED LENS ON L2 DOOR INTERIOR EMERGENCY EXIT SIGN LIGHT, OP CHECK GOOD REF AMM 33-51-01.SDR ASAA2017110922514Idg · failedNR 2 GEN WOULD NOT COME ON LINE AFTER ENG START. ACFT GROUNDED. REMOVED AND REPLACED MAGNETIC SEAL IAW AMM 72-60-00-000-801-F00 AND AMM 72-60-00-400-801-F00. LEAK CHECKED GOOD. REMOVED AND REPLACED THE NR 2 ENG IDG IAW AMM 24-11-11-401. OPS AND LEAK CHECKESDR ASAA2017110722468Control Valve · failedAFTER TAKEOFF, LEFT PACK LIGHT CAME ON WITH NO MASTER CAUTION. RAN CHECKLIST AND LIGHT STAYED ON. AFTER TESTING THE LIGHTS TEST LEFT PACK LIGHT WENT OUT. ADVISED MAINTENANCE, WAS ADVISED TO REPLACE THE LAMP. AFTER RELAMP OF LEFT PACK LIGHT, PACK LIGHT STAYESDR ASAA2017102722352Lens · detachedEXIT LIGHT LENS AT THE L2 DOOR DETACHED. ACFT GROUNDED. SECURED THE LENS OK FOR SERVICE.SDR ASAA2017101222193Control Valve · faultedLEFT PACK LIGHT ILLUMINATED IN FLIGHT AND EXTINGUISHED. ACFT GROUNDED. PERFORMED A PACK ZONE TEMERATURE CONTROL BITE TEST IAW AMM 21-61-00-700-806-002, FAULTED LEFT PACK TCV. REMOVED LEFT PACK TCV IAW AMM 21-51-10-000-801, AND INSTALLED IAW AMM 21-51-10-400SDR ASAA2017081421643Start Valve · failedNR 2 ENGINE WOULD NOT START, NO START VALVE OPEN LIGHT, AND NO N2 ROTATION. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE START VALVE IAW AMM 80-11-03. OPS AND LEAK CHECKED GOOD.SDR ASAA2017081121620Fmc · malfunctionedLEFT FMC IS INOPERATIVE, KEEPS RESETTING. ACFT GROUNDED. UNABLE TO DUPLICATE DEFECT. FMCS BITE IAW FIM 34-61, TASK 801 AND FIM 34-61, TASK 837 SHOWED NO FAULTS LOGGED BY EITHER FMC FOR LAST TEN LEGS. PERFORMED FMC SOFTWARE CONFIGURATION CHECK IAW AMM 34-61SDR ASAA2017080321525Window · warning lightRIGHT FWD WINDOW OVERHEAT LIGHT ILLUMINATED. ACFT GROUNDED. REMOVED THE R1 WINDOW IAW AMM 56-11-11-400-801 AND REINSTALLED IAW AMM 56-11-11-400-821. WINDOW OPS CHECKED GOOD IAW AMM 30-41-00. WINDOW PRESSURE LEAK TESTED GOOD IAW AMM 05-51-91-790-801. ACFT RESDR ASAA2017080121519Warning Light · false activationRIGHT FWD WINDOW OVERHEAT LIGHT ON. DID NOT RESET WITH QRH PROCEDURES. ACFT GROUNDED. PERFORMED FIM 30-41, TASK 801 WHCU BITE CHECK SHOWS SENSOR FAULT. ACCOMPLISHED FIM 30-41 TASK 812 POSITIONED SENSOR SWITCH TO ALTERNATE POSITION OVERHEAT LIGHT EXTINGUISHEDSDR ASAA2017071221351Oil Cooler · leakingNR 1 ENGINE IDG AIR/OIL COOLER LEAKING. ACFT GROUNDED. REPLACED THE OIL COOLER IAW AMM 24-11-21. LEAK CHECKED GOOD.SDR ASAA2017070921332Fmc · malfunctionedDURING CRUISE AT FL350, THE FIRST OFFICER`S FMC (CDU) SCREEN BLACKED OUT. BOTH FMC'S APPEAR TO OPERATE NORMALLY. THERE WERE NO SCRATCHPAD MESSAGES. THE FLIGHT WAS CONTINUED USING THE CAPTAINS SIDE FMC, CDU. ACFT GROUNDED. PERFORMED INITIAL EVALUATION IAW FSDR ASAA2017061721205Floorbeam · gougedFLOORBEAM UPPER SHIM HAS DEEP GOUGES. ACFT GROUNDED. REMOVED AND REPLACED THE FLOORBEAM TEE IAW SRM 51-40-02, AND DWG 143A5240.SDR ASAA2017061721192Web · corrodedAFT CARGO DOOR CUTOUT LOWER SILL WEB CORRODED BETWEEN BS 800 AND 847, STRINGERS 25 AND 26R. ACFT GROUNDED. REMOVED CORROSION IAW SRM 53-60-15-1A-1. FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1. REMOVED DAMAGED WEB IAW SRM 51-40-02 AND REPLACED IAW DWG 1SDR ASAA2017061621191Skin · dentedDENT FOUND ON THE FUSELAGE SKIN AT BS 307, STINGER 22R. ACFT GROUNDED. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-01-1A-1 FIGURE 103, DETAIL G. REMOVED DAMAGED SKIN AND ACCOMPLISHED HFEC INSPECTIONS IAW NDTM 53-00-01, PART 6 PROCEDURES 16 AND 23, NO CRACK INSDR ASAA2017061621190Floor Support · crackedCABIN FLOOR SUPPORT BS 350. LBL 11 CRACKED. ACFT GROUNDED. REPLACED THE FLOOR SUPPORT IAW DWG 141A5400, REV A.SDR ASAA2017061621189Intercostal · crackedCABIN FLOOR STRUCTURE, FWD OF BS 328, RBL 31. CRACK IN INTERCOSTAL. ACFT GROUNDED. REMOVED AND REPLACED THE INTERCOSTAL IAW DWG 141A5410, SH 39, REV-.SDR ASAA2017061621187Floor Support · crackedCABIN FLOOR SUPPORT BS 294.5, BL 0. SCREW HOLE CRACKED. ACFT GROUNDED. REPLACED THE FLOOR SUPPORT IAW DWG 141A5400, AND SRM 51-41-02.SDR ASAA2017061621121Floor Support · crackedCABIN FLOOR SUPPORT BS 321, LBL 45 CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW DWG 141A5410 SH. 26 REV -.SDR ASAA2017061521186Transition Panel · crackedAFT CARGO BAY, RT TRANSITION PANEL IS CRACKED AT BS 727G, 727H AND PUNCTURED AT 727I+10. ACFT GROUNDE. REPAIRED THETRANSITION PANEL IAW SRM 53-00-53-2R-5.SDR ASAA2017052520884Control Panel · failedDURING DESCENT, VERTICAL SPEED WHEEL DID NOT RESPOND TO COMMANDS. ACFT GROUNDED. REMOVED AND REPLACED MCP IAW AMM 22-11-34-000-801 AND 22-11-34-400-801. TESTS OK IAW AMM 22-11-34-740-801. PERFORMED LLM TESTS DFCS REPLACEMENT TEST FOR MCP IAW AMM 22-11-33/401 SDR ASAA2017052120843Unknown · malfunctionedVERTICAL SPEED FUNCTION OF MCP INOP WHEN A AUTOPILOT IS ENGAGED. ALL OTHER MCP FUNCTIONS OPERATE NORMALLY WITH A AUTOPILOT ENGAGED. ALL FUNCTIONS OPERATE NORMALLY WITH B AUTOPILOT ENGAGED. GROUNDED - YES. PERFORMED DFCS MODE CONTROL PANEL TEST. FOUND NO CURRENSDR ASAA2017052020831Cover · malfunctionedBATTERY SWITCH COVER WILL NOT STAY CLOSED. ACFT GROUNDED. REMOVED & REPLACED THE BATTERY POWER MODULE IAW AMM 24-21-53. OPS CHECKED GOOD. GROUND VERIFICATION COMPLETE.SDR ASAA2017041120429Control Panel · intermittentAUTOPILOT A DOES NOT ENGAGE IN CMD OR CWS. ACFT GROUNDEDS. DFCS FFR SHOWED 2 FLIGHTS WITH 17 FAULTS OF MCP ELEV/AIL ENGAGE DISAGREE 22-11625 AND 22-11626 FAULTS. MCP WAS SHOWN AT FAULT. DID PASS MCP QUICK TEST 32. REMOVED & REPLACED MCP, IAW AMM 22-11-34. OPSDR ASAA2017040920412Fcu · failedFAULT LIGHT ILLUMINATED DURING APU START ATTEMPT. GROUNDED - YES. PER FIM 49-30 TASK 803. GVI OF COMPRESSOR INLET PLENUM IS GOOD, NO FOD FOUND. REMOVED AND REPLACED FUEL CONTROL UNIT. INSTALLATION TEST IS GOOD. NO LEAKS. APU BITE SHOWS NO FAULTS IAW AMM 49-31-SDR ASAA2017040520379Bulkhead Web · crackedBS 663, RBL 40-RBL 43 BULKHEAD IS CRACKED. ACFT GROUNDED. REPAIRED THE BULKHEAD IAW SRM 57-10-10-2R-3, REPAIR 3, ALTERNATIVE 2.SDR ASAA2017033020305Warning Light · false activationON RECALL, THE CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED PRODUCING A MASTER CAUTION. ZONE TEMP EXTINGUISHED ON RESET OF MASTER CAUTION. ACFT GROUNDED. ACCOMPLISHED BITE OF BOTH PTC, IAW FIM 21-62, TASK 801. NR 2 CONTROLLER FAULTED FOR FLIGHT DECK TRIM VASDR ASAA2016121619056Filter · trippedNR 1 ENGINE IDG DPI TRIPPED. ACFT GROUNDED. PERFORMED IDG DPI CHECK PER IAW AMM 12-13-21. NO PARTICLES OR OIL DISCOLORATION NOTED. REPLACED IDG SCAVENGE, CHARGE OIL FILTER IAW AMM 24-11-41. SERVICED IDG IAW AMM 12-13-21. IDG LEAK CHECKED GOOD. DPI RESET. OK FSDR ASAA2016113018961Fuel Nozzle · out of toleranceAPU CT5ATP EGT TREND DATA REMAINS AT THE MAINTENANCE THRESHOLD OF 593 BUT LESS THAN 605 DEGREES AFTER LAST MAINTENANCE. GROUNDED - YES. REMOVED AND REPLACED APU FUEL NOZZLES - 10 EA. OPS/LEAK CHECKS NORMAL, REF AMM 49-31-14.SDR ASAA2016112318824Regulator · failedRT DUCT PRESSURE INDICATOR OSCILLATES W/ISOL VALVE CLOSED. NR 2 BLEED ON & PACK IN AUTO. MOST PROMINENT AT LOW POWER SETTINGS- NORMAL WHEN THRUST APPLIED. GROUNDED - YES. ACCOMPLISHED ALT PROC PER MPM CH 5 TABLE 3 ITEMS 1 AND 3. FOUND PC SENSE LINE FITTING ON SDR ASAA2016112118784Warning Light · false activationDURING RECALL CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED, EXTINGUISHED WITH RESET. ACFT GROUNDED. RESET CONTROL CABIN TRIM VALVE FAULT ON THE NR 2 PACK/ZONE TEMP CONTROLLER. ACCOMPLISHED BITE TEST ON THE NR 2 PACK / ZONE TEMP CONTROLLER IAW AMM 21-61-00. NO SDR ASAA2016101918413Control Valve · failedON RECALL THE RIGHT PACK LIGHT ILLUMINATED, THE LIGHT GOES OUT ON M/C RESET. ACFT GROUNDED. REMOVED & REPLACED RIGHT TEMP CONTROL VALVE IAW AMM 21-51-10. GROUND VERIFICATION, INSTALLATION TEST, LEAK, AND OPS NORMAL.SDR ASAA2016101718377Warning Light · false activationA/C PACK LIGHT ILLUMINATED DURING CLIMB, ACCOMPLISHED QRH, A/C PACK LIGHT EXTINGUISHED WHEN MASTER CAUTION WAS RESET. ACFT GROUNDED. NR 2 CONTROLLER LOGGED TCV FAULT. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE PROCEDURES IAW AMM TASK 21-51-00-700-803 AND SDR ASAA2016092418116Fmc · malfunctionedON ROLL OUT, BOTH FMCS FAILED AND RESET. ACFT GROUNDED. PERFORMED FMC 1 & 2 BITE IAW FIM 34-61 TASK 801. FOUND LEFT FMC PROGRAM FAULT. OPENED AND CLOSED 2 BREAKERS, FMC NR 1 AND 2 OPS NORMAL IAW FIM 34-61TASK 807.SDR ASAA2016092018083Satcom · malfunctionedSATCOM PROMPT WAS NOT DISPLAYED ON MCDU MENU PAGE. ACFT GROUNDED. ACCOMPLISHED SATCOM RESET PROCEDURE PER QRH. SATCOM OPS RESTORED NORMAL.SDR ASAA2016082117771Module · failedON TAXI OUT, AFTER RUNNING NEW TAKEOFF DATA, FMC SHOWED 88.4 FOR NR 1 ENGINE AND 89.2 FOR NR 2 ENGINE. RE-RAN DATA AND RECEIVED MESSAGE CALCULATION ERROR 3 DIFFERENT TIMES. ACFT GROUNDED. T/S SYSTEM, FOUND NR 2 PACK INOPERATIVE. R & R AIR CONDITIONING MODUSDR ASAA2016081817764Actuator · failedGROUND CREW REPORT FUEL LEAKING FROM NR 1 ENGINE. ACFT GROUNDED. REMOVED VSV ACTUATOR, INSTALLED NEW ACTUATOR IAW AMM 75-31-01-400, ITEM 6. F1-2. COMPLETED RT VSV ACTUATOR INSTALLATION, REF AMM 75-31-01-400-802-F00.SDR ASAA2016080917660Wire Harness · corrodedWHILE ACCOMPLISHING T/C N8420001, FOUND NR 2 ENGINE CJ10 WIRE HARNESS CORRODED. ACFT GROUNDED. REMOVED AND REPLACED THE WIRE HARNESS IAW AMM 73-21-06, OPS CHECKED NORMAL.SDR ASAA2016071817420Circuit Breaker · trippedDURING THE CROSSFEED CHECK AT CRUISE, THE CROSSFEED SWITCH WAS PLACED IN THE OPEN POSITION WITH NORMAL INDICATIONS. WHEN PLACED BACK IN THE CLOSED POSITION DURING THE CYCLE, THE X-SWITCH WAS INADVERTENTLY PLACED BACK IN THE OPEN POSITON CAUSING THE CROSSFEED SDR ASAA2016071817419Actuator · failedFOLLOW-UP TO X-FEED VALVE ACTUATOR C/B OUT. ACFT GROUNDED. REMOVED & REPLACED CROSSFEED VALVE ACTUATOR IAW AMM 28-22-21. PERFORMED OPERATIONAL TEST IAW AMM 28-22-21-710-801, OPS CHECKED GOOD.SDR ASAA2016051916799Warning Light · false activationON RECALL CONT CAB ZONE TEMP ILLUMINATED. RESETS WITH MASTER CAUTION. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROL BITE, REF FIM 21-62, TASK 801. FOUND FLIGHT DECK TRIM VALVE FAULT. COMPLETED VERIFY TEST, NO FAULTS FOUND. CLEARED FAULT, PACK TEMP CONTROLSDR ASAA2016050916679Window · malfunctionedL2 WINDOW OVERHEAT LIGHT CAME ON DURING DESCENT. DID QRH PROCEDURE AND LIGHT RESET. ACFT GROUNDED. OPS CHECK IS NORMAL IAW MM 30-41-00 AND NO HISTORY 30 DAYS. GROUND VERIFICATION, OPS CKS NORMAL.SDR ASAA2016041316384Satcom · malfunctionedSATCOM PROMPT MISSING FROM BOTH CDU. ACFT GROUNDED. ACCOMPLISHED SATCOM RESET PROCEDURE IAW QRH. SATCOM OPS NORMAL.SDR ASAA2016040216195Warning Flag · false activationDURING PRE-FLIGHT BOTH FLIGHT DIRECTOR FLAGS IN VIEW. IAS/MACH WINDOW IN MCP CLOSED. ALTITUDE WINDOW IN MCP INDICATED 50000 & UNABLE TO MOVE. ACFT GROUNDED. CYCLED POWER TO ACFT. MCP & D/D OPS RESTORED. OPS CHECK NORMAL, REF AMM 22-11-33. BITE TEST NR 35SDR ASAA2016033016166Satcom · lockedSATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED SATCOM RESET PROCEDURE IAW QRH. SATCOM OPS NORMAL.SDR ASAA2016032016029Sensor · faultedWINDOW HEAT LIGHT ON LT SIDE WINDOW. QRH PROCEDURE RUN, OPS NORMAL FOR REMAINDER OF FLIGHT. ACFT GROUNDED. REF FIM 30-41, TASK 801, PERFORMED WHCU BITE, FINDING WINDOW HEAT SENSOR FAULT. FAULT CLEARS, BITE TEST NOW PASSES.SDR ASAA2016021415413Control Panel · failedLANDING ALTITUDE READOUT ON PRESSURIZATION CONTROL PANEL VERY DIM. WHEN LIGHTS TEST SWITCH IN DIM MODE. OPS NORMAL IN BRIGHT MODE. ACFT GROUNDED. R & R CABIN PRESS CONTROL MODULE REFAMM 21-31-02, 400/801. OPS & GROUND VERIFICATION TEST PASSED.SDR ASAA2016021015386Lamp · inoperativeEMERGENCY LIGHT EXTERIOR SLIDE LIGHT INOPERATIVE AT RT AFT OVERWING EXIT. ACFT GROUNDED. RELAMPED AND TESTED IAW AMM 33-51-04-960-801. OPS NORMAL.SDR ASAA2016020115234Window · overheatedLEFT SIDE WINDOW OVERHEAT ON CLIMBOUT. FOLLOWED QRH, LIGHT REMAINED OFF FOR DURATION OF FLIGHT. ACFT GROUNDED. REF FIM 30-41, TASK 801. WHCU BITE TEST PASSED, NO FAULTS FOUND. GROUND VERIFICATION WAS SUCCESSFUL.
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