N518AS
Service difficulty reports · 480
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 = 'N518AS' 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 = 'N518AS' 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 ASAA12510909Relay · failedT/C 78128007 AD 08 10 10 CENTER TANK FUEL PUMP UNCOMMANDED SWITCH HELD ON TO POSITION MORE THAN 15 SECS CTR TANK LEFT LOW PRESSURE IND LIGHT DOES NOT ILL. PUMP CONTINUES TO OPERATE. REF WD 28 33 11 PG 6. FOUND NO POWER AT X1 OF D13794 TO RELAY R934 AUTO SHUT SDR ASAA11510732Servo · defectiveAUTOTHROTTLES DISENGAGED, WHEN RE-ENGAGE THEY DISCONNECT IN APPROX 5 -30 SECONDS AGAIN. GROUNDED YES. PERFORMED A/T CURRENT STATUS A/T THROTTLE SERVO TESTS W/NO DEFECTS. RANG OUT WIRING AS REQUESTED BETWEEN FCC A ASM1 AND ASM 2. NO DEFECTS FOUND. REF MM 2SDR ASAA11510679Control Valve · faultyAFTER BLOCKOUT AND ENGINE START RECALL MASTER CAUTION SHOWED LEFT AIR CONDITIOING PACK AMBER PUSH RESET OF MASTER CAUTION AND EXTINGUISHED. TEMP CONTROLLER HAS NR 1 TEMP CONTROL VALVE FAULT. REPLACED NR 1 SYSTEM TEMPERATURE CONTROL VALVE IAW AMM 21 51 10 400SDR ASAA11510684Filter · dirtyNR 2 ENG IDG DPI IS EXTENDED. REPLACED SCAVENGE AND CHARGE FILTERS NR 2 ENG IDG REF MM 24 11 41 LEAK CHECKS GOOD.SDR ASAA11510683Filter · dirtyNR 1 ENG IDG DPI IS EXTENDED. REPLACED SCAVENGE AND CHARGE FILTERS NR 1 ENG IDG. GOOD LEAK CHECK REF MM 24 11 11.SDR ASAA11510592Apu · contaminatedWET SOCK SMELL IN CABIN DURING DESCENT INTO PDX BELOW 10 000 SMELL ESPECIALLY STRONG DISSIPATED SLIGHTLY BELOW 6 000 FT. ACCOMP CABIN ODOR T/S PER MM 05 60 00 280 801C1. FOUND APU TO BE SOURCE. OIL FOUND IN DRAIN LINE FOR APU LOAD COMPRESSOR CASE. ACCOMP OSDR ASAA11510590Autothrottle Sys · malfunctionedAUTO THROTTLE DISENGAGED IN FLIGHT. ATTEMPTED TO RE-ENGAGE BUT DISENGAGED AGAIN. 22313000. PERFORMED A/T FIM TASK 22 32 00 FOR F/C 22 31688 WHICH WAS LOGGED ON 26 OCT 11 IN THE INFLIGHT FAULTS. CYCLED A/T DC1. PERFORMED A/T SYSTEM AND OPERATIONAL TEST PER SDR ASAA11510502Anti-Ice Valve · stuckON ENG START APU COULD ONLY GET N2 TO 22 PERCENT ON BOTH ENG'S. STARTED APU & TURNED APU AIR ON & HEARD LOUD HISSING NOISE FROM LT WING FOUND LT WING ANTI ICE VLV STUCK OPEN WITH NO INDICATION OF VLV OPEN. REPLACED LT WING ANTI ICE VLV REF MM 30 11 11, OPS CSDR ASAA11510469Module · faultyAUTOTHROTTLE SWITCH WILL NOT STAY IN ARMED POSITION AFTER REPEATED ATTEMPTS DURING CLIMB AND CRUISE.AUTOTHROTTLE CB (P18 E1) REMAINED ENGAGED. CURRENT STATUS COMES UP WITH ASM2 FAULTS AND FAULT HISTORY HAS NUMEROUS ASM2 FAULTS IN LAST TWO FLIGHT LEGS. REPLACSDR ASAA11510421Unknown · malfunctionedAUTOTHROTTLE WILL NOT ENGAGE ON TAXI OUT. SWITCH DOES NOT HOLD IN "ARM" POSITION. ALL INDICATIONS NORMAL. A/T INFLIGHT FAULTS SHOWED 21 OCCURRANCES OF MAINT. MESSAGE 22 31502 FOR ASM 2 ON LEG 4. PERFORMED A/T BITE CURRENT STATUS TEST SEVERAL TIMES REF MM SDR ASAA11510397Valve · leakingRIGHT 'BLEED TRIP OFF' LIGHT ILLUMINATED 20 SECONDS INTO TAKEOFF ROLL. ABORTED TAKEOFF. GROUNDED PERFORMED FIM TASK 36 10 00 810 801. REPLACED RT PRSOV REF AMM 36 11 04 400 801 DUE TO EXCESSIVE AIR LEAK. AS PRECAUTION REPLACED RT BLEED AIR REGULATOR REF AMSDR ASAA11510391Switch · faultyRIGHT "BLEED AIR TRIP' LIGHT ILLUMINATED. FL 260, RIGHT DUCT PRESSURE DROPPED TO 5 PSI. RESET TRIP SWITCH PUSHED DUCT PRESSURE RESTORED BRIEFLY LIGHT EXTINGUISHED FOR 1 SECOND THEN REILLUMINATED. IT REMAINED ON FOR THE DURATION OF THE FLIGHT. DIVERSION TIMSDR ASAA11510349Autothrottle Sys · malfunctionedAUTOTHROTTLES WILL NOT STAY ENGAGED. CURRENT STATUS PASSED INFLIGHT FAULT SHOW MSG 22 31688 FOR PREVIOUS FLT. PERFORMED FIM 22 32 00 810 819 RAN SERVO MOTOR TEST NUMEROUS TIMES WITH NO FAULT. A/C REMAINS CATIIIA AUTOLAND & HGS QUALIFIED.SDR ASAA11510261Connector · looseINTERROGATED THE FMC CDU FOR ENG FAULTS FOUND SHORT TERM FAULT CODE 73 21271 (NR 1 ENG). THE ALTERNATOR VOLTAGE INPUT TO THE EEC IS OUT OF RANGE. ACCOMPLISHED FIM TASK 73 27 00 810 804 F00 AT STEP F3 FOUND CONNECTOR DP0802 LOOSE. TIGHTENED CONNECTOR. REPAISDR ASAA11510216Eec · failedCB P18 2 A5 FOUND POPPED ON PREFLIGHT. ENG NR 1 ALTN PWR CHANNEL A. TROUBLESHOT SYSTEM FOUND NR 1 ENG EEC BAD. REPLACED EEC. REF: AMM 73 21 60. OPS NORMAL.SDR ASAA11510061Display · defectiveL2 BUTTON ON F/O MCDU KEYBOARD INTERMITTENTLY UNRESPONSIVE. REPLACED F/O MCDU KEYBOARD. OPS CHECKED OK PER AMM 34 61 01.SDR ASAA1159938Control Valve · failedON CLIMBOUT DUCT PRESS INDICATED L=18/R=40 PSI. CYCLED ENG AND WING HEAT ON/OFF WHICH CAUSED LEFT DUCT PRESS TO DROP TO 12 PSI W/A/I ON THEN BACK TO L23/R40. 3:51 HR/MIN INTO FLT DUCT PRESS STABLE AT L25 PSI/R42 PSI. PERFORMED LT ENG BLEED AIR HEALTH CHECK MSDR ASAA1159820Unknown · malfunctionedUNABLE TO OBTAIN HF CHECK ON 5547 11282. BITE TESTED BOTH HF TRANCEIVERS AND BOTH OPS CHECK GOOD BOTH HF TRANSMISSION AND RECEPTION WITH DEFFERENT FREQS OPS CHECK GOOD REF MM 23 11 00. RECEIVED SELCAL CALL FROM SFO ARINC COMM CENTER, OPS CHECK GOOD. USED 66SDR ASAA1159711Autothrottle Sys · malfunctionedAUTOTHROTTLE SYSTEM DISENGAGED DURING TAKEOFF WOULD NOT RE ENGAGE DURING REST OF FLIGHT GROUNDED YES. PERFORMED AUTOTHROTTLE OPERATIONAL TEST REF MM 22-31-00-710-801. CURRENT STATUS PASSED IN FLT FAULT LOGGED ASM NR 2, 15 FLT LEGS AGO SERVO MOTOR TEST PASSED.SDR ASAA1159683Unknown · malfunctionedAFTER ENGINE START IN PDX LEFT PACK LIGHT ILLUMINATED. CALLED MAINTENANCE CONTROL INSTRUCTED TO PERFORM OPERATION PROCEDURES FOR MEL 21 32B. THE PACK LIGHT EXTINGUISHED WHEN RESET AND NO OTHER LIGHTS ILLUMINATED. LEFT PACK LIGHT ONLY ILLUMINATED ON RECALL ASDR ASAA1159661Unknown · malfunctionedFMC DISAGREE ON GROUND. QRH 1 9 PERFORMED OK. BOTH FMC OPS CK GOOD REF MM 34 61 00.SDR ASAA1159619Filter · dirtyAFT CABIN TEMPERATURE DIFFICULT TO CONTROL IN AUTO, EITHER TOO HOT OR TOO COLD. BITE CHECKED TEMP CONTROLLERS NO FAULTS. FOUND CABIN TEMP SENSOR FILTERS VERY DIRTY. CHANGED FWD & AFT FILTERS.SDR ASAA1159377Unknown · malfunctionedAUTO THROTTLES INOP. COULD NOT DUPLICATE. A/T FFR LOGGED NO ASM DATA NR2 ASM 22 31502. DID NOT FIND FAULT ACTIVE. ACCOMP A/T CURRENT STATUS CK & A/T SERVO MOTOR TEST SEVERAL TIMES, ALL OPS CHECK NORMAL REF FIM:22 31/805. NO HISTORY 14 DAYS.SDR ASAA1159276Motor · faultyAUTO THROTTLES INOP. ACCOMPLISHED AUTOTHROTTLE CURRENT STATUS TEST, TEST PASSED. AUTOTHROTTLE SERVO TEST, ALSO PASSED. DUE TO HISTORY AND NUMEROUS INFLIGHT FAULTS OF "RATE LIMIT" ASM2. REMOVED AND REPLACED NR 2 ASM PER AMM REF 22 31 91 020 801, OPS CHECKS SDR ASAA1159204Autothrottle Sys · malfunctionedAFTER PRESSING TO / GA DURING TAKEOFF A/T'S ONLY ENGAGED THE NR 1 THROTTLE AND THEN DISCONNECTED. THROTTLES WERE MANUALLY SET TAKEOFF CONTINUED THEN A/T ARM WAS RE-ENGAGED WITH AN IMMEDIATE DISCONNECT. FLIGHT CONTINUED WITH A/T'S OFF. A/T FFR NO FAULT LOGGEDSDR ASAA1159168Unknown · malfunctionedUPON RECALL ZONE TEMP LIGHT ILLUMINATED ON CONT CAB. EXTINGUISHES ON MASTER CAUTION RESET. ACCOMP'D FIM TASK 21 62 NR 842 NR 1 & 2 P/Z TEMP CTRLS BIT OK FLT FAULT (BOTH) SHOWED FLT DECK TEMP SENSOR FAIL. ACCOMP'D FIM TASKS 21 62 NR 810 & NR 811 RESET CTRLRSDR ASAA1159167Fan · noisyCREW REPORTS CONTROL CABIN TEMP SENSOR FAN NOISY. REPLACED CONTROL CABIN TEMP SENSOR FAN. OPS CHECK SAME GOOD. REF MM 21 61 11/401. GND VERIFICATION TEST OF FAN GOOD.SDR ASAA1159163Controller · malfunctionedOVERHEAT LIGHT ON RIGHT SIDE WINDOW HEAT CB P6 11 B8 POPPED. INSPECTED BEHIND C/B PANEL CORD TO SLIDING WINDOW AROUND WINDOW HEAT CONTROLLER. NO FAULTS NOTED. RESET CIRCUIT BREAKER. TROUBLESHOT PER FIM 30 41 00 810 806. REPLACED WINDOW HEAT CONTROLLER RT SDR ASAA1159087Warning System · malfunctionedFMC DISAGREE MSG ILLUMINATED ON TAXI OUT. PERFORMED FMC DISAGREE CHECKLIST MSG NO LONGER DISPLAYED.SDR ASAA1159072Unknown · malfunctionedCONT CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL AND EXTINGUISHES WITH MASTER CAUTION RESET. ACCOMPLISHED BITE PROCEDURE ON BOTH PACK/ZONE TEMP CONTROLLERS. FOUND FAULT LOGGED ON CONT NR 2 'FLT DECK TRIM VALVE'. RESET CONTROLLER. BITE CHECK GOOD. REF AMM TASDR ASAA1159061Unknown · malfunctionedPUSHING RECALL BUTTON CAUSED LEFT PACK LIGHT TO COME ON. LIGHT WENT OUT BY PUSHING MASTER CAUTION BUTTON FOLLOWED QRH. PERF'D BITE TEST OF BOTH PACK/ZONE TEMP CONTROLLERS REF AMM 21 61 00. FOUND NR 1 CTRLR WITH PREV FLT "RAM AIR SENSOR" RED IND. FAULT LT OSDR ASAA1159050Unknown · malfunctionedGE DIAGNOSTICS REPORTS NR 1 ENGINE HAS EXPERIEINCED A SUDDEN TREND SHIFT IN CRUISE DELTA EGT AND CRUISE DELTA FUEL FLOW. TSR ISSUED. COMPLETED T/C 78273000 NO FAULTS NOTED FOR EITHER ENGINE. TSR STEP 1 COMPLETE. C/W TSR STEPS 2 6. NO DISCREPANCIES NOTED. SDR ASAA1158995Autothrottle Sys · malfunctionedAUTO THROTTLES TRIPPED OFF DURING CLIMB COULD NOT RESTABLISH. A/T FFR SHOWED NUMEROUS RATE MONITOR ASM 2 FAULTS. A/T CURRENT STATUS AND SERVO MOTOR BITE CHECKS GOOD. PRECAUTIONARY REPLACED A/T SERVO MOTOR NR 2 REF MM 22 31 91. OPS CHECK NML REF SAME MM CURSDR ASAA1158737Display · malfunctionedCAPTAIN SIDE PFD DISPLAYING FD FLAG. SUSPECT GROUND POWER UNIT CAUSED FAULT PUT ACFT ON APU PWR CAPTAINS F/D FLAG REMAINED OUT OF VIEW. PERFORMED DFCS BITE CHECK PER FIM 22 11 00 NO FAULTS FOUND. PERFORMED MMR BITE CHECK PER FIM 34 31 00. NO DEFECTS NOTED.SDR ASAA1058503Anti-Ice Valve · failedNR 1 ENG ANTI ICE VALVE REMAINED ILLUMINATED OPEN WITH SWITCH POSITIONED OFF. VERIFIED NR 1 ANTI ICE VALVE WILL NOT CLOSE. REMOVED AND REPLACED NR 1 ENG ANTI ICE VALVE REF AMM 30 21 11. OPS CHECK & LEAK CHECK GOOD ON ENGINE RUN.SDR ASAA1058477Valve · malfunctionedDUCT PRESSURE SPLIT LEFT PRESURE STEADY AT 19 TO 20 PSI RIGHT PRESSURE VARIABLE 34 TO 45 PSI MOST OF FLIGHT BETWEEN 38 TO 43. FOUND BOTH THE BLEED AIR REGULATOR AND PRSOV OPERATING AT THE EDGE OF LIMITS WITH PRESSURE APPLIED REF MM 36 11 00 700 801. REPLACEDSDR ASAA1058453Regulator · failedTHE LEFT ENGINE BLEED AIR CONTROL SYSTEM IS BEGINNING TO DETERIORATE. DURING CLIMB AND CRUISE THE LEFT ENGINE DUCT PRESSURE IS LOW FOR THE GIVEN POWER SETTINGS. ACCOMPLISHED TC NG36WC 00001 ENG BLEED AIR SYSTEM HEALTH CHECK. FOUND NR 1 ENG HIGH STAGE REGULASDR ASAA1058420Anti-Ice Valve · failedNR 1 ENG "COWL VALVE OPEN" REMAINED IN TRANSIT POSITION. REMOVED AND REPLACED NR 1 ENG COWL TAI VALVE REF AMM 30 21 11, OPS CHECK NORMAL. SEAMC NOTIFIED.SDR ASAA1058327Autothrottle Sys · malfunctionedAUTOTHROTTLES WILL NOT STAY ENGAGED. PERFORMED AUTOTHROTTLE SYSTEM OPS CHECK PER FIM 22 31 00 810 801 SYSTEM, OP CHECKS GOOD.SDR ASAA1058281Transceiver · faultyRADAR SPOKING IN LEFT QUADRANT. SEEMED LESS SO BELOW 10K, CONFIRMED. REMOVED & REPLACED WX RADAR TRANSCEIVER REF MM 34 43 41 400 801 & 34 43 41 000 801. OPS NORMAL PER SAME. GROUND VERIFICATION SUCCESSFUL.SDR ASAA1058215Lanyard · brokenNR 2 ENG OIL CAP LANYARD BROKEN. INSTALLED NEW LANYARD ON NR 2 ENG OIL CAP.SDR ASAA1058139Cdu · malfunctionedCAPTAINS CDU (ACFT LEFT) WENT BLANK 2 TIMES (DARK SCREEN NO PRESENTATION). STAYED BLANK AT 5 SECONDS DISPLAYED "BIT TEST" IN YELLOW (+) ADDITIONAL DATA IN BLUE FOR LESS THAN A SECOND THEN RETURNED TO NORMAL DISPLAY. THIS OCCURRED WHILE NO INPUT /EXECUTION BESDR ASAA1058115Autothrottle Sys · malfunctionedTHE AUTOTHROTTLE SYSTEM WILL NOT STAY ENGAGED. PERFORMED FIM 22-32 TASK 806 A/T BITE 22-31 TASK 801 CURRENT STATUS GOOD. A/T FFR SHOWED 1 FLT ONLY W/ ASM 2 RATE MONITOR FAULT. PERFORMED FIM 22-31 TASK 805 CURRENT STATUS INTERACTIVE / THROTTLE / SERVO MOTORSDR ASAA1058101Unknown · malfunctionedFMC DISAGREE MESSAGE ON TAXI OUT AT MAUI. RAN QHR CHECKLIST 11.2 ON GROUND PROCEDURE. FMC DISAGREE MESSAGE NO LONGER DISPLAYED.SDR ASAA1058085Ground Stud · looseWHILE ACCOMPLISHING TC 7824900 FOUND APU FAULT CODE 49 41250. WHILE T/S APU CODE 49 41250 FOUND APU DRAWING 280 290 AMPS FROM BATTERY DURING START WITH GROUND POWER CONNECTED. FOUND APU START PWR UNIT GROUND STUD LOOSE. REPLACED APU START PWR UNIT REF MM 49SDR ASAA1058060Unknown · malfunctionedON TAXI OUT BOTH FMC'S SHOWED FMC DISAGREE. PERFORMED QRH PROBLEM FIXED WITH A RESET. OPS NORMAL.SDR ASAA1058048Packing · tornNR 1 ENG OIL CAP PACKING IS TORN. REPLACED NR 1 ENG OIL CAP PACKING PER AMM 79 11 01.SDR ASAA1058031Unknown · malfunctionedAPU FAULT LIGHT ON, ON START UP AFTER LANDING. FOUND "DC POWER LOSS SHUTDOWN" IN RECENT FAULTS AND CURRENT FAULTS CLEARED THROUGH FIM TASK. PERFORMED FIM 49 10 00 810 801 APU STARTING AND OPERATION WAS GOOD IAW AMM 49 11 00 860 801 APU USUAL SHUTDOWN WAS GOOSDR ASAA1057725Control Valve · faultyAFTER PUSHBACK ON MASTER RECALL LEFT PACK LIGHT ILLUMINATED. GOES OUT ON PUSH TO RESET. BITE TEST ON LEFT CONTROLLER FAULTED LEFT TEMP CONTROL VALVE. RESET FAULT THEN BITE TEST GOOD. AS PRECAUTIONARY REPLACED LEFT TCV REF MM 21 51 10 000 801 AND 400 801. SDR ASAA1057658A/C Pack · unknownL PACK LIGHT ILLUMINATED DURING RECALL. PACK WORKED NORMALLY. RESET CLEARED LIGHT. PERFORMED TEMP CONTROLLER BITE CHECK PER FIM TASK 21 62 00 810 801. NO FAULTS FOUND / TEMP CONTROL SYSTEM GROUND VERIFICATION CHECKS GOOD PER FIM TASK 21 62 00 810 830.
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