N459AS
Service difficulty reports · 319
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 = 'N459AS' 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 = 'N459AS' 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 ASAA2022100240157Modulating Valve · faultyCON CAB ZONE TEMP ON RECALL. GROUNDED - YES. CONFIRMED FAULT, CONT CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL. NO. 2 PACK/ZONE TEMP CONTROLLER SHOWS HARD FAIL "FLIGHT DECK TCV" (V143). REMOVED & REPLACED TCV REF B737-900 AMM 21-61-21, GROUND FUNCTIONAL CK & LK SDR ASAA2022091539977Fmc · faultedDUAL FMC FAILURE. BOTH FMC'S CYCLE ON AND OFF AFTER LANDING. GROUNDED - YES. NOT A DUAL FAIL. ONLY L FMC HAD A PGM FAULT & RESYNCED WITH THE R/H FMC ON LANDING. REBOOTED L/H FMC REF B737-900 FIM 34-61 TASK 804 & 34-61-00-860-801 OPS RESTORED L& R FMC OPS TESTSSDR ASAA2022082839675Spacer · debondedWHILE ACCOMPLISHING ASA T/C #78472010, FAN BLADE LUBRICATION, FOUND FULL SET OF SPACERS W/ DISBONDED ELASTOMER. REQUIRES REPLACEMENT. GROUNDED - YES. REPLACED FULL SET OF FAN BLADE SPACERS ON #2 ENG IAW ASA TC 78472070.SDR ASAA2022081239501Duct · gougedFOUND GOUGES ON TOP SECTION OF NO. 1 ENG INTERSECTION MANIFOLD DUCT. GROUNDED - YES. REMOVED AND REPLACED ENGINE #1 PNEUMATIC DUCT INTERSECTION MANIFOLD IRW B737-900 AMM 36-11-01.SDR ASAA2022081239498Check Valve · stickingDURING REMOVAL PROCEDURE OF THE #1 ENG. PNEUMATIC INTERSECTION MANIFOLD DUCT, FOUND 5TH STAGE BLEED AIR CHECK VALVE TO INTERMITTENTLY STICK OPEN. GROUNDED - YES. REMOVED AND REPLACED BLEED AIR CHECK VALVE OF THE #1 ENGINE PER B737-900 AMM 36-11-02, LEAK CHECK SDR ASAA2022081139502Connector · not seatedDURING ENG RUN, #1 ENG BLEED WOULD NOT SHUT OFF. GROUNDED - YES. FOUND NO. 1 ENG BLEED AIR REGULATOR ELECTRICAL CONNECTOR DISCONNECTED. CONNECTED THE ELECTRICAL CONNECTOR TO THE N0. 1 ENG BLEED AIR REGULATOR REF B737-900 AMM 36-11-03-400-801 STEP 3. E. (6).SDR ASAA2022080739382Regulator Valve · inoperativeCONT CAB UNABLE TO CONTROL TEMPERATURE WAS TOO COLD AT ALL PHASES OF FLIGHT EVEN AT W SETTING. GROUNDED - YES. REMOVED AND REPLACED TRIM AIR REGULATING AND S/O VALVE REF B737-900 AMM 21-62-01.SDR ASAA2022072539201Lamp · inoperativeR1 SLIDE EXTERIOR EMERGENCY LIGHT INOP. GROUNDED - YES. RELAMPED R1 SLIDE EXTERIOR EMERGENCY LIGHT REF B737-900 AMM 33-51-04. OPS CHECK NORMAL.SDR ASAA2022072339191Shroud · damagedENG #2 ABRADABLE SHROUD HAS NUMEROUS AREAS (IMPACTED) OUT OF LIMITS REF B737-900 AMM SUBTASK 72-24-02-210-001 F00 F. CC) 1) D). GROUNDED - YES. APPLIED FILLER TO OUT OF LIMITS AREAS REF B737-900 AMM 72-24-02-200-802-F00 THROUGH STEP FC14), BLEND NECESSARY AREASDR ASAA2022072339190Shroud · damagedENG #1 ABRADABLE SHROUD HAS NUMEROUS IMPACTED AREAS OUT OF LIMITS REF B737-900 AMM SUB TASK 72-24-02-210-001-F00 F.(C)1)D). GROUNDED - YES. APPLIED FILLER TO OUT OF LIMIT AREAS REF B737-900 AMM 72-24-02-200-802-FOO THRU STEP FC 14. BLEND NECESSARY AFTER CURE.PSDR ASAA2022072239193Valve · unserviceableWHILE ACOMPLISHING ASA TASK CARD NG-36WC-00002-2 FOUND PRECOOLER VALVE ON ENG #2 TO BE UNSERVICEABLE. GROUNDED - YES. REMOVED PRECOOLER CONTROL VALVE REF B737-900 AMM 36-12-02-000-801. REPLACED PRECOOLER CONTROL VALVE REF AMM 36-12-02. OPS CHECK COMPLETED.SDR ASAA2022072039186Valve · inoperativeDUCT PERSSURE SPLIT OF 20 PSI, DURING CLIMB. LEFT 25 PSI RIGHT 45 PSI. GROUNDED - YES. REPLACED #1 PCV REF B737-900 AMM 36-12-02-400-801. OPS CK GOOD. CROSSOVER CK REF AMM 36-11-00-710-801 BOTH ENGINES NO DISCREPANCIES NOTED.SDR ASAA2022062938941Gasket · leaking#1 ENGINE OIL TREND DATA SHOWS OIL CONSUMPTION CONTINUES TO BE GREATER THAN EXPECTED. ENGINE POWER RUN REQUIRED RECOMMEND SEA ONLY. GROUNDED - YES. ACCOMPLISHED AFT SUMP OIL SYSTEM INSPECTION PER MM 79-00-00 AND FOUND EVIDENCE OF AN OIL LEAK NOTING A LARGE AMOSDR ASAA2022062738849Keyboard · brokenCAPTAINS FMC CDU L1 BUTTON DETACHED. GROUNDED - YES. REPLACED CPT FMC CDU KEYBOARD REF B737-900 AMM 34-61-01-400-801. OPS CK OK REF AMM 34-61-00-710-801.SDR ASAA2022062438938Idg · leaking#1 ENGINE OIL TREND DATA SHOWS OIL CONSUMPTION TO GREATER THAN EXPECTED. ENGINE POWER RUN REQUIRED. GROUNDED - YES. OPENED #1 ENG COWLING REF B737-900 AMM 71-11-02. ACCOMP TSR STEP 1, NO OBVIOUS SOURCE OF LEAKS FOUND. BAGGED ALL OIL DRAIN LINES. ACCOMP VENTS &SDR ASAA2022060238560Idg · failedINFLIGHT AT 35000 GEN 2 "SOURCE OFF" AND "GEN OFF BUS" LIGHTS ILLUMINATED. PER QRH WOULD NOT RECONNECT, STARTED APU SUCCESSFULLY TO COVER THE BUS. GROUNDED - YES. REPLACED #2 ENG IDG REF B737-900 AMM 24-11-11. OPS CHECK GOOD, NO LEAKS DETECTED.SDR ASAA2022042538156Unknown · unknownBLANK RED BOX ON #2 ENG AFTER ENGINE SHUTDOWN. GROUNDED - YES. PER B737-900 FIM 71-06 TASK 805 ACCOMPLISHED EGT CLEANING REF B737-900 AMM 77-21-00. EGT T495 TEMPS BEFORE CLEAN, S1-228.97, S2- 208.75, S3- 207.46, S4- 229.80. EGT T495 TEMPS AFTER CLEAN, S1- 114.SDR ASAA2022042238109Bleed Valve · leakingON CLIMB OUT RIGHT DUCT PRESSURE ROSE AS HIGH AS 55 PSI . PRESSURE SPLIT WAS 15-20 PSI BETWEEN L AND R DUCTS. GROUNDED - YES. ON DEFERRAL. PERFORMED B737-900 FIM 36-10 TASK 803 STEP F TO LEAK CHECK SENSE LINES AND FITTING. FOUND PRSOV LEAKING AT THE CASE HALFSDR ASAA2022010837091Charger · inoperativeAFTER BATTERY REPLACEMENT FOUND ELEC LIGHT ILLUMINATED. MAINT MSG ON P5-13 SHOWS 'AUX BAT CHARGER INOP'. INTENDED SWAPPING BAT CHARGER MAIN WITH BAT CHARGER AUX. DURING REPLACEMENT / SWAP POSITIVE LEAD TOUCHED AND ARCED ON BAT CHARGER HOUSING. POSITIVE TERMINASDR ASAA2022010537066Fmc · faultedIN CRUISE FLIGHT, "VTK" DISPLAYED ON BOTH ND W/ CORRESPONDING INDICATIONS OF DUAL FMC FAILURE. WHILE RUNNING QRH, FULL FMC FUNCTION RESTORED ITSELF IN LESS THAN 1 MINUTE. WE RE-ENGAGED LNAV/VNAV + LOGGED BACK IN TO CPDLC. GROUNDED - YES. ACCOMPLISHED FMC RESETSDR ASAA2021122637006Unknown · unknownAFTER TAKEOFF IMBALANCE FUEL LIGHT ILLUMINATED, APPROX 1.1K LBS ON LEFT SIDE, RAN QRH, FAILED WITH FODO. LAND WITH 1.1K LESS ON LEFT SIDE. GROUNDED - YES. PER CONVERSATION WITH FLIGHT CREW CONDITION WAS TRIGGERED WITH USE OF APU ON GROUND FOR APPROX. 3HRS PRIOSDR ASAA2021121736948Unknown · unknownLEFT FUEL TANK AFT PUMP DOES NOT ILLUMINATE A LOW PRESSURE LIGHT WHEN PLACED IN THE OFF POSITION. GROUNDED - YES. APPLIED HEAT TO PRESSURE SWITCH, OPS NORMAL.SDR ASAA2021121536906None · inoperativeFLIGHT CREW REPORTS #2 MCDU BLANK. GROUNDED - YES. REMOVED & REPLACED #2 FMC MCDU REF B737-900 AMM 34-61-01 & OPS CKS GOOD. GROUND VERIFICATION CK PASSED.SDR ASAA2021112036666Spacer · debondedPER T/C 78472010 #1 ENG. FAN BLADE LUBE SPACERS #3,6,18, AND 22 ARE DISBONDED. GROUNDED - YES. REMOVED AND REPLACED SPACERS #3,6,18 AND 22 PER T/C 78472010.SDR ASAA2021092136020Computer · inoperativeVTK FLAG DISPLAYED ON FO SIDE. GROUNDED - YES. REF B737-900ER AMM 34-61-02. COULD NOT DUPLICATE. OPENED AND TAGGED (1) C/B. REMOVED AND REPLACED #2 FMC. RESET (1) C/B. OPS TEST NORMAL.SDR ASAA2021090435862Computer · failedWHILE ACCOMPLISHING T/C (N8234000 FMC NAV DATA UPDATE) FAILED LOAD. MESSAGE: DATA LOAD IN-OP, NDB MEMORY FAIL. WOULD NOT CROSSLOAD BACK TO #1 AFTER FAILED ATTEMPTS. GROUNDED - YES. REMOVED AND REPLACED #1 FMCS COMPUTER REF B737-900 AMM 34-61-02. ALL TEST PASS.SDR ASAA2021081835760Fmc · failedRIGHT FMC FAILED DURING FLT WITH VTK AND MAP FLAGS ON FO ND. RESTORED PRIOR TO FINISHING QRH. GROUNDED - YES. RIGHT FMC OPS NRML, B737-900 AMM REF 34-60-00, B737-900 FIM 34-61 TASK 801, NO HISTORY, OK FOR SVC.SDR ASAA2021080935766Valve · inoperativeGE DIAGNOSTICS REPORTS THE #2 ENGINE TREND DATA SHOWS A SUDDEN SHIFT IN DEGT, D CORE AND DFFHPTACCV IS MOST LIKELY CAUSE OF SHIFT. NO EXTENSION ALLOWED(#PRI: 2)ETOPS SIGNIFICANT SYSTEM. GROUNDED - YES. (RESOLVED ON W/O: 1882672 TASKCARD: N/R-00001 ) REMOVED ANSDR ASAA2021080835653Spacer · peelingWHILE PERFORMING T/C 78472010 CFM 56-7 FAN BLADE LUBRICATION FOUND BLADE SPACERS AT 4,5,9,13,15,17,19,20,21, AND 24 HAVE RUBBER PEALING OFF SPACERS. 10 LOCATIONS TOTAL. GROUNDED - YES. REMOVED AND REPLACED 10 EACH FAN BLADE SPACERS ON #1 ENG AT 4,5,9,13,15,17,SDR ASAA2021051434817Fmc · failedAT FL340 A/P 2 SELECTED. WE RECEIVED ALERT MESSAGE AND FOUND VTK WAS ANNUNCIATED ON F.O. SIDE PFD AND LNAV/VNAV BECAME DISENGAGED AND WE WERE UNABLE TO RE-ENGAGED, WE SELECTED A/P 1 AND LNAV/VNAV WERE ABLE TO BE ENGAGED ALL WAS NORMAL, AND FLAGS DISAPPEARED. GSDR ASAA2021051434815Warning Light · false activationAT FL 350 CRUISE WITH AP2/FD2 SELECTED, FMC P/RST LIGHT ILLUMINATED, SHORTLY THEREAFTER, FO SIDE NAV DISPLAY ANNUNCIATED VTR & MAP WITH THE LOSS OF LNAV/VNAV. TRANSFERRED AP/FD TO #1 SIDE WITH NO FURTHER ISSUES. GROUNDED - YES. ACCOMPLISHED RESET OF BOTH FMC'SSDR ASAA2021051334814Autoland Sys · faultedAUTOLAND WITH HGS MONITOR- UNSUCCESSFUL, ACFT EXCEEDED 35 FEET LEFT OF RUNWAY BEFORE TOUCHING DOWN AROUND 35 FEET LEFT OF RUNWAY, NO APPROACH WARN LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED LAND VERIFY TEST REF B737-900 AMM 22-11-00-700-801. VERIFIED REPAIR SDR ASAA2021050834773Fmc · faultedMOMENTARY (1 MINUTE ) VTK ON FO ND DISPLAY EITH LODD OF LNAV & VNAV AND "MAP" DISPLAYED. PROBLEM SELF CORRECTED IN ONE MINUTE. GROUNDED - YES. FOUND RIGHT FMC FAULT LOGGED AS "PRES POS LAT RATE" ACCOMPLISHED B737-900 FIM 34-61 TASK 824 'ADIRS INPUT PROBLEM' WISDR ASAA2021050134725Fmc · failedBEFORE TAKEOFF, ON GROUND RIGHT FMC FAILED, RECOVERED AFTER APPROXIMATELY 1-2 MINITS. GROUNDED - YES. VERIFIED FAULT, CYCLED 2 C/B'S ACCOMP FMC BITE R/H FMC SHOWS INTERMITTENT FAULT, (WATCHDOG TIMER). VERIFIED FSEU HAS NO FAULTS. REF B737-900 FIM 27-51 TASK 80SDR ASAA2021042834683Actuator · inoperativeDURING CLIMB THE RIGHT RAM DOOR FULL OPEN LIGHT EXTINGUISHED NORMALLY PRIOR TO REACHING 10000 FEET THE LEFT RAM DOOR FULL OPEN LIGHT WAS CYCLING ON AND OFF. THE CYCLING CONTINUED THROUGH THE CLIMB IN THE TEENS AND TWENTY THOUSANDS BEFORE FINALLY REMAINING ILLUSDR ASAA2021042434643Warning Light · false activationLEFT PACK LIGHT ILLUMINATED ON RECALL IN FLIGHT. GROUNDED - YES. ACCOMPLISHED PTC BITE PROCEDURE B737-900 FIM 21-62 TASK 801, #1 CONTROLLER FAULTED SRADA EXIT, RESET CONTROLLER FAULT EXTINGUISHED, RAN BOTH PACKS FOR SEVERAL MINUTES, RECALL TEST PASSED NO FAULTSDR ASAA2021041034541Fmc · intermittentINTERMITTENT VTK FLAG ON RIGHT SIDE FOLLOWED BY "MAP"FLAG AND FMC RIGHT INOP ON LDV. IT HAPPENED AT CLIMB OUT (15000') AND 2 HRS AFTER T/O. ON DESCENT AT 14000' FO COMMAND SPEED SHOWED 334 KTS FOR APPROX 20 SECVNAV COMMAND SPEED WAS 300 KTS. GROUNDED - YES. RESDR ASAA2021033034486Ignition Lead · inoperative#2 ENGINE HAS HISTORY OF NO RIGHT IGNITION. ETOPS SIGNIFICANT SYSTEM. GROUNDED - YES. REMOVED AND REPLACED #2 ENG. R/H IGNITION LEAD REF. B737-900 AMM 74-21-01. PERFORMED IGNITION LEAD TEST REF. POWER PLANT TEST REFERENCE TABLE TASK 71-00-00-800-811-F00 TEST *SDR ASAA2021032934450Exciter · inoperativeDURING #2 ENGINE START, FUEL FLOW WAS LESS THAN NORMAL. START STAGNATED, AND FUEL FLOW WENT TO ZERO. GROUNDED - YES. REMOVED & REPLACED RIGHT HAND IGNITION EXCITER ON ENGINE #2 IAW B737-900 AMM 74-11-01-000-801-F00 & 74-11-01-400-801-F00. OPS CHECK GOOD. MTX PSDR ASAA2021032234393Exciter · inoperativeENGINE # 2 DID NOT START ON RIGHT IGNITER STARTED PROPERLY ON LEFT IGNITER. GROUNDED - YES. REMOVED AND REPLACED #2 ENG RIGHT IGNITION EXCITER BOX REF B737-900 AMM 74-11-01. AS A PRECAUTION REMOVED AND REPLACE #2 ENG MAIN IGNITER PLUGS REF AMM 74-21-02. MMEL 7SDR ASAA2021031934336Fmc · malfunctioned"VTK" APPEARED IN FO'S NAV DISPLAY, AND POS SHIFT PAGE ON MCDU INDICATES BLANK SPOT UNDER FMC-R. AFTER TWO MINUTES, FMC RESTORED AND "VTK" DISAPPEARED FLIGHT LEVEL 350 PHKO - KSEA. GROUNDED - YES. FMC-R LOGGED "WATCHDOG TIMER" AS INFLIGHT FAULT ACCOMPLISHED FMSDR ASAA2021031334289Fmc · faultedAT FL350 RIGHT FMC VTK DISPLAYED ON RIGHT NAV DISPLAY. LNAV DISCONNECT. TRANSFERRED AUTOPILOT TO A AUTOPILOT. AFTER 3 MINUTES, FMC RECOVERED TO NORMAL. GROUNDED - YES. T/S PER B737-900 FIM 34-61 TASK 836. BOTH FMC'S CK'D GOOD, FMC SELECTION APPEARS ON BOTH MCDSDR ASAA2021031234292Igniter · inoperative#2 ENGINE WOULD NOT LIGHT OFF ON RIGHT IGNITION ( 2 ATTEMPTS), STARTED WHEN LEFT IGNITION USED. GROUNDED - YES. FOLLOWED B737-900 FIM 74-21 TASK 807, CONFIRMED FAULT FOR R/H IGNITION, NO CLICK. REMOVED AND REPLACED R/H IGNITOR PLUG REF B737-900 AMM 74-21-02. OSDR ASAA2021030734257Warning Light · false activationZONE TEMP CONT CABIN ILLUMINATED ON RECALL AND WOULD EXTINGUISH WHEN RESET. GROUNDED - YES. INBOUND CREW REPORTS IT'S STILL DOING IT. FLT DECK TRIM VALVE FAULT ON BITE. ACCOMPLISHED BITE CHECK OF #1 PACK/ZONE TEMP CONTROLLER. NO FAULTS FOR FLT DECK TRIM VALVESDR ASAA2021022634204Fmc · malfunctionedDURING CLIMB AT ABOUT 5000 FT F/O PFD SHOWED AMBER LDG ALT FLAG. FOLLOWED BY MAP & VTK FLAGS ON NAV DISPLAY & SINGLE FMC OPERATION MESSAGE ON BOTH CDU'S. MESSAGES DISAPPEARED AFTER ABOUT 30 SECONDS & NORMAL OPERATION AFTER. GROUNDED - YES. PERFORMED B737-900 FSDR ASAA2021021734119Circuit Breaker · openON PREFLIGHT, FOUND OPEN C/B ON PANEL P6-11 "CABIN EMER LIGHTS". GROUNDED - YES. VERIFIED FAULT, OPENED P6-11 ACCOMP GVI OF C/B NO DEFECTS NOTED CLOSED P6-11 & C/B AT A9. ACCOMP OPS TEST OF EMERGENCY LIGHTS TEST PASS REF B737-900 AMM 20-60-01-860-801, 33-51SDR ASAA2021021334089Modulating Valve · faultedCONT CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL. RAN QRH AND STILL ILLUMINATES ON RECALL. GROUNDED - YES. CONFIRMED FAULT, CONT CAB LIGHT ILLUMINATES ON RECALL. PERFORMED PZTC BITE REF B737-900 AMM 21-61-00-700-806-002. PZTC #2 FAULTS FLT DECK TRIM VALVE ON BITSDR ASAA2021011433889Fmc · malfunctionedAT FL290 RT SIDE NAV DISPLAY SHOWED "VTK". FMC SHOWED 1 SINGLE FMC OPERATION IN SCRATCH PAD. THE FAULT CORRECTED ITSELF WITH 10 SEC, BUT APPEARED AGAIN FOR 10 SECONDS AS WE DESCENDED THROUGH FL270. AGAIN CORRECTED ITSELF AND WORKED PROPERLY FOR REMAINDER OFSDR ASAA2021010933853Fmc · failedRIGHT FMC FAIL ON VECTORS IN TERMINAL AREA. FAULT RESOLVED ITSELF WITHOUT FURTHER ACTION. GROUNDED-YES. PERFORMED B737-900 FIM 34-61 TASK 836. LAST LEG RT FMC FAILED FOR WATCHDOG TIMER. OPENED, RESET FMC 2 C/B ON P6-1. RT FMC OPERATIONS NORMAL, REF B737-SDR ASAA2021010733855Connector · crackedENGINE NR 2 ESN 658693 START CONTROL VALVE ELECTICAL CONNECTOR CRACKED ON THE MOUNT. GROUNDED-YES. REMOVED AND REPLACED NR 2 ENGINE START CONTROL VALVE, REF B737-900 AMM 80-11-03. LEAK CHECK AND OPERATIONS CHECK GOOD.
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