N471AS
Service difficulty reports · 245
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 = 'N471AS' 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 = 'N471AS' 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 ASAA2017111022504Fmc · malfunctionedFMC DISAGREE ON GROUND GROUNDED - YES. PERFORMED QRH CHECKLIST AND OP`S RETURNED TO NORMAL.SDR ASAA2017100822134Fmc · unknownFMC DISAGREE, ACFT GROUNDED. RAN QRH, MESSAGE DISAPPEAREDSDR ASAA2017093022087Fmc · malfunctionedDURING CRUISE, FMC FAILED. ACFT GROUNDED. ACCOMPLISHED FMC BITE IAW FIM 34-61, TASK 801. LT FMC FAILED IN SENSORS PAGE WITH NO GREEN VALID ON FRONT OF FMC AND NO FMC PROMPT ON MCDU. LEFT WOULD NOT GO INTO BITE. ACCOMPLISHED FIM 34-61, TASK 807, FMC HARDWSDR ASAA2017092522036Power Supply · failedFOUND AFT EMERGENCY OUTSIDE LIGHT INOP. GROUNDED - YES. REF WDM 33-51-14, NO 6VDC AT L732 AFT LT ESCAPE SLIDE EMERGENCY LIGHT. REPLACED M1673 EMERGENCY EXIT LIGHT BATTERY PACK, OPS NORMAL, REF AMM 33-51-06-960-805. EMERGENCY LIGHTS OPERATIONAL TEST GOOD, REF ASDR ASAA2017092422010Anti-Ice System · inoperativeR2 WINDOW OVERHEAT ANNUNCIATOR ILLUMINATES WHEN SWITCHED ON. GROUNDED - YES. REMOVED R2 WINDOW, REF AMM 56-12-11-000-801. WINDOW CODE FOR NEW WINDOW IS H15 AND VERIFIED PROPER TAP LOCATION AT TERMINAL BOARD TB5014-1, REF AMM 30-41-21-000-801. INSTALLED NEW R2 SDR ASAA2017091921984Warning System · false activationR2 RIGHT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH. WINDOW HEAT SYSTEM OPS RESTORED NORMAL.SDR ASAA2017091621954Probe · out of limitsWHILE PERFORMING MAINTENANCE, FOUND FAULT MESSAGE 77-10841 FOR THE TOP RIGHT EGT SIGNAL OUT OF RANGE, ECONOMIC ON NR 1 ENGINE, ACFT GROUNDED. REMOVED AND REPLACED NR 1 ENGINE S1 T495.5 PROBE IAW AMM 77-21-01. OPS TESTED NORMAL.SDR ASAA2017091621941Warning Light · false activationAFTER ENGINE START, THE RT PACK LIGHT ILLUMINATED ON MASTER CAUTION RECALL. ACCOMPLISHED QRH PROCEDURES AND LIGHT EXTINGUISHED WITH MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED FIM 21-62 TASK 801. RAN PACK/ZONE TEMP CONTROLLER BITE CHECK, NO FAULTS FOUNDSDR ASAA2017091221907Warning Light · false activationRIGHT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED AT APPROXIMATELY FL200. RAN QRH PROCEDURE. OVERHEAT LIGHT ILLUMINATED AGAIN AFTER RESET AND WAS TURNED OFF FOR REMAINDER OF FLIGHT. ACFT GROUNDED. PERFORMED BITE OF WINDOW HEAT CONTROL UNIT M320. BITE GOOD, NO CUSDR ASAA2017091221906Pump · malfunctionedAFTER ENGINE START, THE NR 1 HYDRAULIC LOW PRESSURE LIGHT ILLUMINATED. AFTER ENGINE SHUTDOWN, THE B SYSTEM HYDRAULIC PRESSURE READS 60. ACFT GROUNDED. ACCOMPLISHED FIM 29-10, TASK 804. RESET HYDRAULIC ELECTRIC PUMP CIRCUIT BREAKER. PUMP OPS NORMAL AND PRESSDR ASAA2017081421640Cover · out of positionF/A REPORTED THE R2 DOOR GIRT BAR NOT SEATED CORRECTLY WHEN ARMED. ACFT GROUNDED. OPENED R2 DOOR SLIDE & REPOSITIONED THE ZEE FOLD FLAP. CLOSED R2 DOOR SLIDE COVER IAW AMM 25-66-01-400-803, 25-66-01-000-801, 25-66-400-801, AND 25-66-01-000-802.SDR ASAA2017081021596Control Panel · failedHEADING SELECT KNOB INTERMITTENTLY DOES NOT MOVE CURSOR WHEN ROTATED. ACFT GROUNDED. VERIFIED DEFECT, REMOVED AND REPLACED MCP, IAW AMM 22-11-34. OPS CHECKED NORMAL. ALL LLM TESTS PASSED.SDR ASAA2017071721402Display · malfunctionedHEADING BUG INTERMITTENTLY TRAVELS OPPOSITE DIRECTION COMMANDED BY HEADING SELECT KNOB. ACFT GROUNDED. DFCS FLT FAULT REVIEW SHOWED NO FAULTS LAST FLT. PERFORMED FIM 22-11, TASK 803 FOR MCP TESTS. ALL PASSED & PERFORMED DFCS LRU TEST FOR MCP. ALL TESTS PASDR ASAA2017061921139Fmc · malfunctionedLEFT FMC FAILS INTERMITTENTLY. OPS RESTORED VIA CHECKLIST PROCEDURE, BUT FAILS AGAIN AFTER 30 MINUTES. REPEATED CHECKLIST AND RESTORED ONLY TO FAIL AGAIN LATER. ACFT GROUNDED. PERFORMED FIM 34-61, TASK 837, AND FIM 34-61, TASK 801. NO FAULTS NOTED AT THIS TISDR ASAA2017061421117Eec · malfunctionedNR 2 EEC LOGGED A LONG TIME FAULT, 76-31362. START LEVER SIGNALS DISAGREE. ACFT GROUNDED. ACCOMPLISHED EEC BITE TEST IAW AMM 71-00-00-700-800-F00, NO FAULTS LOGGED. NO FAULTS HISTORY STORED AND NO RECENT FAULTS.SDR ASAA2017061421074Shim · wornFAN BLADE SHIMS WORN. ACFT GROUNDED. REPLACED THE FAN BLADE SHIMS IAW T/C 78472002.SDR ASAA2017061421073Spacer · debondedFOUND TWO ELASTOMER STRIPS ON THE NR 2 ENGINE FAN BLADE SPACER POSITION 10 UNBONDED. ACFT GROUNDED. REMOVED AND REPLACED ONE FAN BLADE SPACER AT NR 10 POSITION ON NR 2 ENGINE IAW T/C 78472002. GROUND VERIFICATION SUCCESSFUL IAW TEST 7, VIBRATION SURVEY IAW SDR ASAA2017051020714Circuit Breaker · pulledL1 WINDOW OVERHEATED. COOLED WINDOW FOR 5 MINUTES AND TURNED WINDOW HEAT SWITCH BACK ON, OVERHEAT LIGHT CAME BACK ON. TURNED WINDOW HEAT SWITCH OFF FOR REMAINDER OF FLIGHT. ACFT GROUNDED. VISUALLY INSPECTED L1 WINDOW FOR DAMAGE IAW AMM 56-11-00. NO DEFECTS NOTSDR ASAA2017040920411Setscrew · brokenNR 1 ENGINE PRSOV VALVE INDICATION SET SCREW BROKEN OFF. GROUNDED - YES. REMOVED & REPLACED PRSOV, REF AMM 36-11-04-000-801 AND AMM 36-11-04-400-801. OPS CHECK GOOD. LEAK CHECK GOOD.SDR ASAA2017040620384Control Valve · failedFWD CABIN TEMP LIGHT ILLUMINATES ON RECALL. CLEARS UPON RESET. ACFT GROUNDED. PERFORMED PACK ZONE TEMP CONT BITE IAW AMM 21-61-00. FOUND FWD ZONE TRIM VALVE FAILED IN VERIFY. REMOVED & REPLACED FWD ZONE TRIM VALVE IAW AMM 21-61-21 OPS & LEAK CK GOOD.SDR ASAA2017033120306Warning System · malfunctionedCONT CAB ZONE TEMP ILLUMINATES ON RECALL, EXTINGUISHES ON RESET. TEMP CONTROL NORMAL. GROUNDED - YES. BITE OF RIGHT ZONE TEMP CONTROLLER SHOWS FLIGHT DECK TRIM VALVE FAULT FOR LAST LEG. BITE CLEARED FAULT AND OPS NORMAL, REF AMM 21-61-20.SDR ASAA2017032720304Valve · failedCONTROL CABIN ZONE TEMP ILLUMINATDED ON RECALL. ACFT GROUNDED. REMOVED & REPLACED THE CONTROL CABIN TRIM AIR VALVE, IAW AMM 21-61-21 & 401. LEAK & OPS CHECKED GOOD.SDR ASAA2017032620272Controller · faultedFWD CABIN ZONE TEMP ILLUMINATED ON RECALL. GROUNDED - YES. NR 2 PACK/TEMP CONTROLLER SHOWS "ZONE TRIM VALVE" FAULT ON PREVIOUS FLIGHT. RESET FAULT. FAULT DID NOT RETURN. BITE TEST NR 2 PACK/TEMP CONTROLLER GOOD, REF AMM 21-61-00. FUNCTIONAL CHECK OF PASSENGER SDR ASAA2017032620271Filter · contaminatedFWD CAB ZONE TEMP LIGHT ILLUMINATED ON MASTER CAUTION RECALL. EXTINGUISHED WHEN PUSH TO RESET. GROUNDED - YES. ACCOMPLISHED NR 2 PZ CONTROLLER BITE, REF AMM 21-61-00. FOUND FWD CABIN ZONE TEMP LIGHT "ON". CONTROLLER SHOWED ZONE TRIM VALVE FAULT LIGHT ON. AFTERSDR ASAA2017030119981Warning Light · false activationFO SIDE VTK WITH SINGLE FMC OPERATION OPERATION, MESSAGE IN SCRATCH PAD. IT LASTED 30 SECONDS, THEN WENT OUT AND OPERATED NORMALLY THE REST OF THE FLIGHT. ACFT GROUNDED. ACCOMPLISHED FIM 34-61 TASK 836. NO FAULTS FOUND.SDR ASAA2017021419815Warning Light · illuminatedZONE TEMP LIGHT ILLUMINATED FOR CONT CABIN. ACFT GROUNDED. PERFORMED RT PACK ZONE TEMP CONT BITE IAW AMM 21-61-00. NO FAULTS FOUND CURRENT, HISTORY OR VERIFY. PERFORMED CABIN TEMPERATURE CONTROL AND INDICATION OPERATIONAL TEST IAW AMM 21-61-00. NO DEFECTS NOSDR ASAA2017012719570Fmc · failedINTERMITTENT DUAL FMC FAIL VRA "VTK" ETC. ACFT GROUNDED. CYCLED FMC COMPUTER CIRCUIT BREAKERS IAW FIM 34-61 TASK 836. NORMAL OPERATION RESTORED.SDR ASAA2017012119496Unknown · malfunctionedDURING START PROCEDURE FOR ENGINE NUMBER ONE, WE WERE ONLY ABLE TO GET 8% ROTATION. TRIED TWO TIMES WITH AIRCART FOR PRESSURE (APU INOP) GROUNDED - YES. EXERCISED START VALVE. ENGINE START SUCCESSFUL REF AMM 71-00-00. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2017012019495Exciter · failedDURING ENGINE START NR 2 ENGINE FAILED TO LIGHT, RAN QRH. STARTED NORMALLY WITH IGNITER RIGHT. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENGINE LEFT IGNITION EXCITER W/ NEW REF AMM 74-11-01. PERFORMED IGNITION SYSTEM AUDIBLE TEST AMM TASK 74-00-00-750-801-F00.SDR ASAA2017011819446Starter Gen · failedAPU FAULT LIGHT ILLUMINATED DURING APU START. ATTEMPTED TWO STARTS WITH SAME RESULTS, ALL CIRCUIT BREAKERS IN. ACFT GROUNDED. REMOVED & REPLACED APU STARTER-GENERATOR, IAW AMM 49-41-21. OPS & LEAK CHECK GOOD IN ADDITION TO MAGNETIC DRAIN PLUG. APU GEN VOLTSSDR ASAA2017011819445Starter Gen · failedCREW REPORTED APU GENERATOR WILL NOT COME ONLINE AND NO VOLTS OR FREQS SHOW. ACFT GROUNDED. REMOVED & REPLACED APU STARTER GENERATOR IAW AMM 49-41-21. OPS & LEAK CHECKED GOOD . APU GEN VOLTS/FREQUENCIES FAULT LIGHT GOOD.SDR ASAA2017010119216Warning System · false activationFO SIDE FMC PROMPT ON THE MCDU MENU PAGE KEEP FLASHING ON/OFF WHEN OFF (BLANK) FO UNABLE TO SELECT ANY FMC FUNCTIONS. NO OTHER INDICATIONS OF FAILURE. IE NO MAP FAILURE. GROUNDED - YES. CYCLED 4 C/B'S VERIFIED BOTH FMC'S ARE OK. ACCOMPLISHED ACARS CMU RESET. ASDR ASAA2016122119117Igniter · failedNR 2 ENGINE WOULD NOT START WITH IGNITION SWITCH IN LEFT, BUT DID START WITH IGNITION SWITCH IN RIGHT. ACFT GROUNDED. PERFORMED EEC BITE TEST, NO FAULTS FOUND IAW FIM 74-21 TASK 806. INSPECTED NR 2 ENG LT IGNITION LEAD, NO DEFECTS NOTED IAW AMM 74-21-01 REMOSDR ASAA2016122119114Circuit Breaker · trippedRAM AIR MOD CONT LEFT CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. INSPECTED & RESET THE RAM AIR MOD CONT LEFT CIRCUIT BREAKER IAW AMM 20-60-01 PERFORMED LT PACK-ZONE TEMP CONT BITE TEST, NO DEFECTS NOTED IAW AMM 21-61-00. VERIFIED FULL RANGE OF MOTION ON FWD & ASDR ASAA2016121919102Light · inoperativeRIGHT EXTERIOR FORWARD OVERWING EXIT LIGHT INOP. GROUNDED - YES. RELAMPED. OPS CHECK NORMAL, REF AMM 33-51-04-960-801.SDR ASAA2016110618582Warning Light · illuminatedDURING TAKE OFF ROLL, MASTER CAUTION FOR ANTI- ICE, & TEMP PROBE ILLUMINATED, FOUND TEMP PROBE CIRCUIT BREAKER OPEN. ACFT GROUNDED. RESET THE TAT CIRCUIT BREAKER, HEATERS TEMP PROBE ON P18-3 PANEL, C2 IAW AMM 20-60-01, CHECKED IAW AMM 34-21-06-00-802 OPS CHSDR ASAA2016110318595Tat Probe · failedWHEN STARTING ENGINE NR 2, NO FUEL FLOW WHEN START LEVER RAISED. ACFT GROUNDED. BITE CHECK OF CDU SHOWS LEFT IGN INOP NR 2 ENGINE MESSAGE 74-30952 IAW FIM TASK 73-00-00-810-801-F00. VERIFIED RIGHT IGNITION FUCNTIONS NORMAL. UPLOADED EEC SOFTWARE PN 2044M25SDR ASAA2016100218188Exciter · intermittent#2 ENGINE LEFT IGNITION INOP. GROUNDED - YES. UNABLE TO DUPLICATE FAULT, PRECAUTIONARY REPLACEMENT OF L/H EXCITER, REF B737-900 AMM 74-11-01, AND REPLACEMENT OF IGNITION PLUG, REF B737-900 AMM 74-21-02. OPS CHECK NORMAL, REF B737-900 AMM 74-00-00.SDR ASAA2016091718068Control Panel · failedF/O SIDE COURSE WINDOW SHOWS INCORRECT NR WHEN TURNING FROM 099 TO 110 & 120-140, IE EXTRA LIGHT APPEAR. ACFT GROUNDED. VERIFIED F/O COURSE WINDOW SHOWS INCORRECT DISPLAY OF NRS. REPLACED MCP PANEL, REF AMM 22-11-34. GROUND VERIFICATION GOOD. ACCOMPLISHEDSDR ASAA2016091117986Igniter · failedDURING START, NR 2 ENGINE WOULD NOT START WITH IGNITER IN IGN L. STARTED NORMALLY WITH R IGN. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE LEFT IGNITOR PLUG IAW AMM 74-21-02, OPS CHECKED NORMAL IAW AMM 71-00-00, ENGINE STARTED NORMAL.SDR ASAA2016090117898Lamp · inoperativeVNAV BUTTON LIGHT BURNED OUT. ACFT GROUNDED. REMOVED AND REPLACED THE CONTROL PANEL IAW AMM 22-11-34, OPS CHECKED NORMAL.SDR ASAA2016083117874Control Valve · failedRIGHT PACK LIGHT ILLUMINATED DURING AFTER START CHECK LIGHT EXTINGUISHES UPON MASTER CAUTION RESET. ACFT GROUNDED. R & R RT PACK TEMP CONTROL VALVE REF AMM 21-61-21-400-801. OPS CHECK GOOD, REF FIM 21-62, TASK 831, RT PACK FAULT CLEARED. ACFT CLEARED FROM SDR ASAA2016083017863Control Panel · malfunctionedVNAV LIGHT ON FMA SELECT PANEL ON MODE CONTROL PANEL IS BURNED OUT. ACFT GROUNDED. CANNOT DUPLICATE. MCP MODE SLECT LIGHTS OPS NORMAL PER DFCS BITE GROUP 60.50, MCP TESTS.SDR ASAA2016081717738Control Panel · failedA/P A WILL NOT ENGAGE. ACFT GROUNDED. DUPLICATED DISCREPANCY. REF FIM TASK 22-11-00-810-801. DIGITAL FLIGHT CONTROL SYSTEM, DFCS, BITE PROCEDURE FOUND FAULTS 22-11625 AND 22-11626. MCP PANEL FAULTS. ABLE TO DUPLICATE DISCREPANCY. REMOVED AND INSTALLED NSDR ASAA2016080617611Unknown · malfunctionedACFT AUTO LANDED APPROXIMATELY 20-25' RT OF CENTERLINE. RUNWAY SYMBOLOGY WAS OFFSET IE: POINTING LEFT. ACFT GROUNDED. ACCOMPLISHED HGS FAULT REVIEW REF SMM 34-36-00. CURRENT NO FAULTS FOUND. ACCOMPLISHED FIM 22-11, TASK 825. FOUND FAULTS 22-11199 MACH TRISDR ASAA2016080417621Fmc · faultedINTERMITTENT FAIL NR 1 FMC. ACFT GROUNDED, REF FIM 34-61, TASK 807, VERIFIED FMC COMES UP NORMAL. IN FLIGHT FAULTS SHOW 1 "PGM FAULT". ACFT HAS NO OTHER RECENT HISTORY.SDR ASAA2016070617300Connector · shortedFOLLOW-UP TO ACMS REPORT SHOWING CPC FAULTS AT TAKE-OFF WITH NO FLIGHT DECK INDICATIONS. ACFT GROUNDED. IAW L/P'S 11644082 THRU 11644085 FOR CPC'S REMOVAL & REINSTALLATION, PSEU D11138 AND D100988 CONNECTOR REMOVAL. RANG OUT REQUESTED WIRES IAW WDM 21-31-24 SDR ASAA2016070417256Proximity Sensor · failedFOLLOW-UP TO ACMS REPORTS CPC FAULTS AT TAKE-OFF WITH NO FLIGHT DECK INDICATIONS. ACFT GROUNDED. PERFORMED DCPC BITE PROCEDURE, IAW FIM 21-31 TASK 801, CPC 1 & 2 BOTH HAD A FAULT LAST 17 FLIGHTS OF LDG/GEAR DISAGREE, IAW FIM 21-31 TASK 822. DCPC SHOWED NO ESDR ASAA2016070217211Controller · faultedFOLLOW-UP TO ACMS REPORTS SHOWING CABIN PRESSURE CONTROLLER FAULTS AT TAKE OFF WITH NO FLIGHT DECK INDICATIONS. ACFT GROUNDED. ACCOMPLISHED FIM 21-31 TASK 801 BITE FOR CPC1 AND CPC2 CONTROLLERS. FAULT HISTORY SHOWED FAULT CODES: 28 LDG/GEAR DISAGREE, 23 DADCSDR ASAA2016061317076Floor Panel · damagedAFT CARGO COMPARTMENT FLOOR PANEL 140AF HAS SEVERAL ELONGATED HOLES IN FWD EDGE. ACFT GROUNDED. FABRICATED AFT CARGO COMPARTMENT FLOOR PANEL 140AF IAW DWG 453A2610, REV K, ALODINED AND PRIMED IAW SRM 51-20-01.
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