N428AS
Service difficulty reports · 250
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 = 'N428AS' 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 = 'N428AS' 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 ASAA2017110522483Probe · dirtyWHILE ACCOMPLISHING T/C 78273000, FOUND FAULT MESSAGE IN HISTORY FOR NR 1 ENGINE, MESSAGE 77-10851. THE BOTTOM RIGHT EGT SIGNAL T49552 IS OUT OF RANGE. ACFT GROUNDED. TROUBLESHOT, REPAIRED AND TESTED. TESTED FIM 77-21, 802. CLEANED THE S2 PROBE IAW AMSDR ASAA2017110522478Eec · failedWHILE ACCOMPLISHING T/C 78273000, FOUND A FAULT MESSAGE FOR THE NR 2 ENGINE, 73-21282, EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE, SHORT TIME. ACFT GROUNDED. IAWFIM 73-27, TASK 805, AN EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE SDR ASAA2017110222403Eec · faultedNR 2 ENGINE CONTROL ON AFTER START. ACFT GROUNDED. FFR LOGGED 75-10582 - TBV, DEMAND & POSITION SIGNALS DISAGREE. COULD NOT DUPLICATE MALFUNCTION. ACCOMPLISHED FIM 75-23, TASK 801. ACTUATORS TESTED NORMAL. RANG HMU, TBV, TORQUE MOTOR FROM EEC DP0505. RESISSDR ASAA2017102022264Warning Light · false activationCONTROL CABIN ZONE TEMP ILLUMINATED ON RECALL AND EXTINGUISHED ON RESET. ACFT GROUNDED. ACCOMPLISHED BITE TEST ON BOTH PFTCS. NO CURRENT FAULTS NOTED IAW AMM 21-61-00. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2017101322202Link · looseWHILE ACCOMPLISHING TC 78472000, FOUND THE UPPER CLEVIS ROD END LINK LOOSE JUST FWD OF PRSOV ON THE NR 2 ENGINE. ACFT GROUNDED. REMOVED & REPLACED THE CLEVIS ROD END LINK ASSY.SDR ASAA2017091021874Regulator · failedDURING ENGINE BLEED AIR CROSSOVER OPERATIONAL TEST IAW AMM 36-11-00-710-801, THE NR 2 ENGINE DUCT PRESSURE WAS HIGH. N1 ABOVE 65 PERCENT, RT DUCT PRESSURE WAS 60 PSI. ACFT GROUNDED. ENGINE BLEED AIR SYS HEALTH CHECK REVEALED NO DEFECTS. REMOVED & REPLACEDSDR ASAA2017082621719Wire Harness · frayedFOUND MW0325 BONDING WIRE FRAYED AT UPPER LUG. ACFT GROUNDED. REMOVED & REPLACED BONDING WIRE HARNESS. OPS TESTED GOOD. GROUND VERIFICATION SUCCESSFUL IAW AMM 26-11-02/401. NR 2 ENGINE OVERHEAT SWITCH RESTORED TO NORMAL.SDR ASAA2017081421633Fmc · failedLEFT FMC FAILED SEVERAL TIMES AND THEN RECOVERED. THE THIRD TIME IT FAILED IT DID NOT RECOVER. ACFT GROUNDED. CONFIRMED FAULT, LT FMC SHOWS FMC FAULTS. REMOVED & REPLACED THE LT FMC IAW AMM 34-61-02, SOFTWARE CROSSLOAD ACCOMPLISHED IAW AMM 34-61-00-470-806SDR ASAA2017071021333Shim · wornDURING FAN BLADE & LUBRICATION, FOUND 24 BLADE SHIMS WORN ON THE NR 2 ENGINE. ACFT GROUNDED. REMOVED AND REPLACED THE FAN BLADE SHIMS.SDR ASAA2017060720975Fmc · malfunctionedLEFT FMC FAILED MULTIPLE TIMES. ACFT GROUNDED. MOVED FMC SWITCH BACK TO NORMAL. PERFORMED FMCS BITE, BITE CHECKED GOOD IAW FIM 34-61 TASK 801. PERFORMED FIM 34-61 TASK 836. FMC OPERATES NORMALLY. FOUND TO BE INTERMITENT FAULT.SDR ASAA2017051620785Controller · failedTHE NR 2 PFTC FAILED. ACFT GROUNDED. REMOVED & REPLACED THE NR 2 PFTC IAW AMM 21-61-17. OPS NORMAL.SDR ASAA2017030420004Control Valve · failedCONTROL CABIN ZONE TEMP LIGHT ILLUMINATED WITH RECALL ON TAXI OUT. ACFT GROUNDED. ACCOMPLISHED LEFT CONTROLLER BITE IAW FIM 21-62 TASK 801. FOUND FAULT CODE 21-51510, SEVERAL TIMES. REMOVED AND REPLACED THE LT SIDE TEMP CONTROL VALVE IAW AMM 21-51-10. LEASDR ASAA2017022019880Autopilot Sys · malfunctionedDURING DESCENT, IN LNAV/VNAV PATH, AIRCRAFT DESCENDED PREMATURELY AT A FIX WITH AN ALTITUDE RESTRICTION OF 14,000', CROSSED THE FIX APPROXIMATELY 150' LOW. THEN AGGRESSIVELY PITCHED NOSE DOWN AND DID NOT CAPTURE THE NEXT ALTITUDE THAT WAS SET IN THE MCP, 13,0SDR ASAA2017021619861Warning Message · false activationAT L/O FL 350 CI 60 COMMANDED MACH SLOWLY REDUCED TO .73 INTERVENED WITH SPD INTV AND SET MACH .79. ON BOTH FMC'S A -MESSAGE APPEARED STATING MAX MACH WAS .745. FMC COMMANDED MACH CONTINUOUSLY CHANGED, SOMETIMES APPEARING TO CORRECT TO NORMAL. ON CRZ PAGE OPTSDR ASAA2017020619716Warning Light · malfunctionedON THE GROUND WITH ENGINES RUNNING, CONTROL CABIN ZONE TEMP ILLUMINATED ON MASTER RECALL AND RESETS. ACFT GROUNDED. ON ACFT ARRIVAL, CONT CABIN ZONE TEMP ANNUNCIATOR DOES NOT ILLUMINATE WITH MASTER RECALL. PERFORMED FIM 21-62 TASK 842 AND FIM 21-62 TASK 801, SDR ASAA2017013019605Bleed Valve · failedDURING CLIMB OUT, CABIN CLIMB INDICATION FLUCTUATED FROM 200-900 FPM. LEFT DUCT PRESSURE STEADY AT 40 PSI WITH RIGHT DUCT FLUCTUATING FROM 40-60 PSI. REACHING FL 340, CABIN CLIMB INDICATOR CONTINUES TO FLUCTUATE FM -300 TO + 350 FPM WHILE LEFT DUCT PRESSURE RSDR ASAA2017013019604Valve · failedWHILE ACCOMPLISHING TC: NG-36WC-00001 FOUND HIGH STAGE VALVE BAD. ACFT GROUNDED. REMOVED AND REPLACED NR 2 ENGINE HIGH STAGE VALVE IAW AMM 36-11-06-000-801 AND 36-11-06-400-801. LEAK CHECKED GOOD. ACCOMPLISHED ENGINE BLEED AIR CROSSOVER OPS TEST IAW AMM 36-11SDR ASAA2017011519359Unknown · malfunctionedV NAV INOP AFTER TAKEOFF. GROUNDED - YES. UNABLE TO DUPLICATE PROBLEM. PERFORMED DFCS OPS TEST PER AMM 22-11-00 AND MCP TEST PER AMM 22-11-34, OPS NORMAL. NO HISTORY LAST 30 DAYS. ALSO INBOUND FLT CREW VERBALIZED THAT VNAV OPERATED NORMALLY. CLEARS MEL 22-15Y.SDR ASAA2017010419242Wire Harness · damagedNR 1 ENG FIRE DETECTOR LOOP AT 3:00 POSITION BONDING JUMPER AT SENSOR JUNCTION BRACKET HAS BROKEN STRANDS. (90% LOSS). ACFT GROUNDEDS. IAW AMM 26-11-02, REMOVED & REPLACED MW0325 CORE FIRE DETECTION HARNESS, OPS NORMAL IAW AMM.SDR ASAA2016122819183Circuit Breaker · trippedCIRCUIT BREAKER P6-3 A-5 (FUEL QTY 2) TRIPPED. ACFT GROUNDED. FQIS BITE SHOWS TANK 2 ARINC OUTPUT BUSS FAILED. MAINTENANCE MESSAGE 28-41215. ACCOMPLISHED FIM 28-41 TASK 810. OPS CHECK NORMAL. C/B RESET IAW AMM 20-60-01.SDR ASAA2016121719066Filter Element · cloggedFOUND APU LUBE OIL FILTER HOUSING (RED) BUTTON INDICATOR EXTENDED. GROUNDED - YES. REMOVED AND REPLACED APU LUBE FILTER ELEMENT IAW AMM 49-91-12. OPS CK AND LEAK CK GOOD. NO DEFECTS NOTED.SDR ASAA2016112518823Display · malfunctionedON LANDING ROLLOUT BOTH CDU SCREENS DISPLAYED MENU PAGE WITH FMC ALERT LIGHT. NO OTHER MESSAGE DISPLAYED. SYSTEM RESET ON TAXI IN. GROUNDED - YES. ACCOMPLISHED FIM 34-61 TASK 804. OPS NORMAL NO MX ACTION REQUIRED. NO HISTORY 90 DAYS.SDR ASAA2016112118787Shutoff Valve · malfunctionedAFT FL 370 PRESSURIZATION CABIN CLIMB & DESCEND INDICATOR CYCLES CONSTANTLY 500 FPM UP THEN 300 FPM DOWN. RIGHT DUCT PRESSURE INDICATION FLUCTUATE FROM EQUAL TO +5 PSI COMPARED TO LEFT DUCT. ACFT GROUNDED. FOUND PRSOV VALVE CLOSED BUT STICKY WHEN MANUALLY OPESDR ASAA2016093018155Filter · dirtyONE HOUR INTO FLT, FA COMPLAINED CABIN TEMP WAS BECOMING TOO WARM. FWD AND AFT TEMP CONTROLLER WERE ADJUSTED TO COOLER. 1 HOUR LATER THE SAME COMPLAINT. TOO WARM. THIS CYCLE REPEATED ITSELF THROUGHOUT THE 5 30 FLIGHT. TEMP CONTROLLERS BEGAN AT THE 1:00 POSITISDR ASAA2016091718043Controller · failedON RECALL, LT PACK, CONTROLLER CAB, PACK AND ZONE LIGHTS ILLUMINATED. ACFT GROUNDED. FOUND LT PACK CONTROLLER INOPERATIVE. BITE NOT FUNCTIONING. CYCLED C/B, NO HELP, REQUIRES NEW PFTC. R & R PACK FLOW TEMPERATURE CONTROLLER IAW AMM 21-61-17-020-801, 21-61SDR ASAA2016091418020Eec · failedWHILE CHECKING FMC CDU FOR ENGINE FAULTS, FOUND ENG 2 BITE INOP. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 73-05 TASK 802 AND DETERMINED EEC TO REQUIRE REPLACEMENT. REMOVED & REPLACED NACELLE WIRE HARNESS MW0303 REF B737-900 AMM 71-51-03-400-801-F00. REMOVED &SDR ASAA2016091217996Eec · faultedDURING COMPLETION OF T/C 78273000, FOUND MESSAGE 73-21382 ON NR 2 ENGINE, ESN 862900. THE ENGINE POSITION SIGNAL IS OUT OF RANGE, LONG TIME FAULT. ACFT GROUNDED. IAW FIM TASK 73-22 TASK 806, INITIAL EVALUATION SHOWS NO RECENT FAULTS OR FAULT HISTORY. PROSDR ASAA2016091017987Computer · malfunctionedAUTOTHROTTLES WILL NOT ENGAGE. ACFT GROUNDED. AUTOTHROTTLE SYS LOGGED MULTIPLE FAULT MESSAGES 22-31412 & 22-31413, ELECTRONIC ENGINE CONTROL DATA INV. REF WDM 73-24-21. NO FAULTS LOGGED IN NR 1 & 2 DEU'S, R & R FCC A IAW AMM 22-11-33, OPS CHECK NORMAL.SDR ASAA2016080217593Start Valve · failedDURING GROUND AIR START AT GATE, START HUNG AT AND EGT WAS FLASHING AT 432C, QRH WAS COMPLETED, ON ENGINE NR 1. ACFT GROUNDED. R & R NR 1 ENGINE START VALVE REF AMM 80-11-03-000-801-F00 AND 80-11-03-400-801-F00. STARTED NR 1 ENGINE WITH GROUND AIR CART, NORSDR ASAA2016071017328Autopilot Sys · malfunctionedA REQUESTED AUTOLAND WENT AWRY, CAME IN ON G/S BUT TO RIGHT OF COURSE AT 50 FT. RADAR ALTIMETER RECEIVED AN APPROACH WARNING IN THE HUD. DISCONNECTED A/P AND LANDED MANUALLY. ACFT GROUNDED. NO FAULTS LOGGED IN DFCS A & B LAST 10 LEGS. ACCOMPLISHED LAND VERISDR ASAA2016070917306Warning Light · false activationLIGHT ILLUMINATED ON OVERHEAD PANEL. ACFT GROUNDED. ELECTRIC METER LOGGED STATIC INVERTER INOPERATIVE FAULT. ACCOMPLISHED FIM 24-34 TASK 801. STATIC INVERTER INOPERATIVE LIGHT CLEARED. SYSTEM OPS CHECKED GOOD.SDR ASAA2016070617284Control Valve · failedF/A REPORTED CABIN VERY HOT AT ROWS 6-14. ACCOMPLISHED QRH PROCEDURE, TRIM-AIR OFF, THEN CABIN TEMP STABILIZED TO NORMAL. TRIM AIR SWITCH REMAINED OFF. ACFT GROUNDED. PERFORMED PACK FLOW TEMP CONTROL BITE IAW FIM 21-62 TASK 801. GROUND TEST PASSED ON BOTH SDR ASAA2016070117222Totalizer · malfunctionedAFTER T/O FUEL TOTALIZER READ 1000 HIGH, STARTED WITH 25.85 LBS, RAMP FUEL AT 10K QTY INDICATED 24.8 LBS, WITH 1.9 USED = 26.7 LBS, AT TOP OF CLIMB QTY INDICATED 21.6 WITH 4.45 LBS USED = 26.0 LBS. ALSO TOTALIZER FUEL READ 500 TO 600 GREATER THAN FMC FUEL USUASDR ASAA2016070117220Static Inverter · failedAFTER ENG START MC RECALL ELEC LT AND OVERHEAD ELEC LT REMAINED ON. ACFT GROUNDED. REMOVED AND REPLACED STATIC INVERTER IAW AMM 24-34-21. OPS CHECKED GOOD AT THIS TIME. GROUND VERIFICATION COMPLETED.SDR ASAA2016062117108Unknown · unknownUPON ARRIVAL AT AIRCRAFT, FOUND ALL 3 TEMPERATURE SELECTORS IN THE OFF POSITION. AFTER APPLYING APU BLEED AIR PRIOR TO ENGINE START WITH APU ON, ZONE TEMP LIGHT ILLUMINATED ON CONTROLLER CABIN, CLEARED W/ MASTER CAUTION RESET. ACFT GROUNDED. REF FIM 21-62, SDR ASAA2016061717067Warning System · false activationDURING AFTER START CHECK, BLUE APU MAINTENANCE LIGHT ILLUMINATED. APU OPERATION WAS NORMAL. ACFT GROUNDED. WHEN ENTERING FLIGHT DECK FOUND MAINTENANCE LIGHT OFF AND APU OFF. ACCOMPLISHED BITE CHECK WITH NO FAULTS. APU OIL LEVEL IS FULL. PERFORMED APU STASDR ASAA2016061517052Warning System · false activationAPU MAINTENANCE LIGHT ILLUMINATED WITH APU START. ACFT GROUNDED. IAW FIM TASK 49-90, TASK 804, RESTARTED APU WITH NO CURRENT FAULTS STATUS. SUSPECT INTERMITTENT FAULT.SDR ASAA2016060917004Fmc · malfunctionedLEFT FMC FAILED DURING CRUISE. LT FMC RESTORED TO NORMAL USING QRH PROCEDURES. ACFT GROUNDED. PERFORMED LT FMC BITE FAULT REVIEW TO VERIFY FMC FAULT OCCURRENCE. LT FMC FAULT SHOWS 1 SINGLE TIME ON INFLIGHT HISTORY. PERFORMED LT FMC OPS TEST AND SYS TEST, REF SDR ASAA2016060917000Warning Light · false activationELECTRIC LIGHT ILLUMINATED AND STAYED ON AFTER GROUND POWER WAS PULLED PREMATURELY. ACFT GROUNDED. PERFORMED BITE CHECK OF ELECTRIC LIGHT MESSAGE ON P5-3 PANEL. FAULTED SPCU. PERFORMED SPCU RESET IAW FIM 24-34, TASK 802. SPCU FAIL MESSAGE CLEARED. ELECTRIC SDR ASAA2016060616955Warning Light · false activationRIGHT PACK LIGHT ILLUMINATES WHEN CHECKING RECALL ON MASTER CAUTION SYS. RESETS/EXTINGUISHES ON RESET. PRI OR SEC PACK SYS INOPERATIVE. ACFT GROUNDED. ON DEFERRAL.SDR ASAA2016052716858Warning Light · false activationRIGHT PACK LIGHT ILUMINATED DURING TAXI OUT RESET WITH MASTER CAUTION. ACFT GROUNDED. SUPPLIED CONDITIONED AIR TO RT PACK AND RT PACK LIGHT DID NOT ILLUMINATE. OPS CHECK GOOD, REF FIM 21-53, TASK 804. THIS CLEARS MEL 21-32B. NO SPECIAL PROCEDURES. GROUND VSDR ASAA2016051116693Warning Light · false activationZONE TEMP CONT CABIN ILLUMINATES ON MASTER RECALL AND DOES NOT RESET. ACFT GROUNDED. ACCOMPLISHED PACK FLOW TEMP CONTROLLER, PFTC, BITE, PASSED IAW AMM 21-61-00-740-801-002. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2016050816655Control Valve · failedCONT CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL, CAN BE RESET. ACFT GROUNDED. CLEANED ALL 3 CABIN TEMP SENSOR FILTERS. ACCOMPLISHED PACK FLOW TEMP CONTROLLER BITE, LT BITE TEST PASS NO FAULTS. RT SHOWS FAULT CODES 21-51266 AND 21-51267 BOTH ARE FOR TEMP CONTSDR ASAA2016042916568Radar · malfunctionedPREDICTIVE WEATHER RADAR AND WEATHER RADAR FAIL ON DESCENT. ACFT GROUNDED. READJUSTED WEATHER RT UNIT IN EQUIPMENT RACK AND RESECURED LATCHES. WEATHER OPS TEST OK REF AMM 34-43-41-400-801 AND AMM 34-43-00-710-802-001. WEATHER CONT PANEL OK REF AMM 34-43-91-SDR ASAA2016042316488Warning Light · false activationON RECALL ON AFTER START ZONE TEMP CONTROL ILLUMINATED. MASTER CAUTION RESET LIGHT. ACFT GROUNDED. ACFT CHECKED. PERFORMED BITE TEST ON PACK FLOW TEMPERATURE CONTROLLER, NO FAULTS NOTED REF AMM 21-61-00-740-801-002. RAN ACFT AND PERFORMED RECALL, NO LIGHSDR ASAA2016041716438Lens · missingF/A REPORTS OVERWING EXIT LOWER LIGHT LENS IS MISSING AT ROW 17DEF. ACFT GROUNDED. REPLACED OVERWING EXIT LOWER LIGHT AT ROW 17DEF, REF AMM 33-51-01. OPS CHECK GOOD.SDR ASAA2016040616262Controller · inoperativeZONE TEMP CONTROLLER CABIN LIGHT ILLUMINATES ON RECALL. LIGHT GOES OUT ON MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED PACK FLOW TEMP CONTROLLER BITE TEST, REF AMM 21-61-00-740-801-002. NEITHER PFTC SHOWS AN EXISTING FAULT. FAULT HISTORY SHOWS ON FLT 7 SDR ASAA2016032016023Autopilot Sys · unknownON APPROACH INTERCEPTING LOC AND GS, ACFT STOPPED AUTO TRIMMING WITH AUTOPILOT ENGAGED. ACFT PITCHED UP. DISCONNECTED THE AUTOPILOT AND AUTOTHROTTLES WHEN STABILIZER OUT TRIM LIGHT ILLUMINATED. TOOK APPROXIMATELY 5 FULL ROTATIONS OF THE TRIM WHEEL TO RE-TRISDR ASAA2016032016020Warning Light · false activationZONE TEMP CONTROL CABIN AMBER LIGHT ILLUMINATED ON TAXI OUT. ACFT GROUNDED. PERFORMED BITE CHECK, BITE CHECK GOOD. PERFORMED OPS CHECK OF CABIN ZONE TEMP. OPS TEST NORMAL, REF AMM 21-61-00. GROUND VERIFICATION NORMAL.SDR ASAA2016031415903Controller · malfunctionedALL PACK TEMP CONTROLLERS IN OFF ON ARRIVAL TO ACFT. ALL ZONE TEMP LIGHTS AND BOTH PACK LIGHTS ILLUMINATE ON RECALL. CANCEL WITH MASTER CAUTION. ACFT GROUNDED. PERFORMED PACK/ZONE TEMP BITE IAW AMM 21-61-00-700-806-002, NO FAULTS.
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