N495AS
Service difficulty reports · 154
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 = 'N495AS' 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 = 'N495AS' 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 ASAA2025051258031Cover · missingMID CABIN OVERHEAD LIGHT COVER MISSING NEAR ROW 18. GROUNDED - YES. (RESOLVED ON W/O: 2052972 TASKCARD: N/R-00001 ) INSTALLED NEW EMERGENCY LIGHT LENS COVER NEAR ROW 18 IAW AMM 33-51-03 OPS CK GOOD NO DEFECTS NOTED PLACARDS REMOVED THIS ACTION CLEARS MEL 33-15SDR ASAA2024100953086Lamp · inoperativeEXTERIOR EMERGENCY EXIT LIGHT AT L2 DOOR INOP. GROUNDED - YES. RELAMPED EXTERIOR EMERGENCY EXIT LIGHT AT L2 DOOR IAW B737NG AMM 33-51-04. LIGHT CHECK GOOD.SDR ASAA2024100252956Power Supply · malfunctionedEMERGENCY LIGHT POWER SUPPLY M1676 REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED & REPLACED POWER SUPPLY M1676 IAW B737-900 AMM 33-51-06-960-806. OP CHECK GOOD.SDR ASAA2024100252955Power Supply · malfunctionedEMERGENCY LIGHT POWER SUPPLY M2335 REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED & REPLACED POWER SUPPLY M2335 IAW B737-900 AMM 33-51-06-960-806 OP CHECK GOOD.SDR ASAA2024100252954Power Supply · inoperativeEMERGENCY LIGHT POWER SUPPLY M1670 REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED & REPLACED POWER SUPPLY M1670 IAW B737-900 AMM 33-51-06-960-806OP CHECK GOOD.SDR ASAA2024100252953Power Supply · inoperativeEMERGENCY LIGHT POWER SUPPLY M1671 REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED & REPLACED POWER SUPPLY M1671 IAW B737-900 AMM 33-51-06-960-806OP CHECK GOOD.SDR ASAA2024091352632Skin · corrodedEXTERIOR FUSELAGE SKIN BS.500E TO 500K STR.0 HAS SIGNS OF CORROSION AROUND BELLY DRAINS (5EA.CIRCLED). GROUNDED - YES. REMOVED CORROSION FROM 5 EACH LOCATIONS IAW B737-900 ER SRM 51-10-02. ORIG THICKNESS .063 IAW B737-900 ER SRM 53-30-01, LOWEST READINGS AT STSDR ASAA2024091352631Skin · corrodedEXTERIOR FUSELAGE SKIN BS.360 TO 500E STR.0 HAS SIGNS OF CORROSION AROUND BELLY DRAINS (9EA.CIRCLED). GROUNDED - YES. REMOVED CORROSION FROM 9(EACH) LOCATIONS IAW B737-900 ER SRM 51-10-02, ORIG THICKNESS .063 IAW B737-900 ER SRM 53-30-01, LOWEST READINGS AT STSDR ASAA2024030652962Skin · damagedTRANSFERRED FROM MIG 2C-40-0054076 EVIDENCE OF POSSIBLE LIGHTNING STRIKE FUSELAGE SEC 43, STA 500K S-1. GROUNDED - YES. REMOVED BLIND RIVET. REAMED HOLE/CUTOUT DAMAGE AND INSTALLED REPAIR DOUBLER IAW B737-900ER SRM 53-00-01-2R-20 CATEGORY B REPAIR ALASKA STEVESDR ASAA2024030652750Skin · damagedTRANSFFERED FROM MIG 2C # 40-0054076 FOUND EVIDENCE OF POSSIBLE LIGHTNING STRIKE FUSELAGE SECTION 41, STA 312, S-2R. GROUNDED - YES. (ITEM RESOLVE UNDER MDDR: 60921664) REMOVED BLIND RIVET. REAMED HOLE/CUT OUT DAMAGE AND INSTALLED REPAIR DOUBLER IAW B737-900ERSDR ASAA2023103045828Unknown · unknownAUTOLAND NOT SUCCESSFUL. AIRCRAFT FLEW ILS FINE TO TOUCHDOWN. FLARE WAS SMOOTH, AS WAS TOUCHDOWN QUARTERING LEFT TAILWIND AT 4 KTS. THE MAINS STRADDLED THE LEFT 1000' MARKER LEFT OF CENTERLINE. THE DRIFT TO THE LEFT OCCURRED DURING THE FLARE. AUTOPILOT WAS DISSDR ASAA2023082044688Unknown · unknownFOLLOW-UP TO HISTORY OF RIGHT SIDE (R2) SLIDER WINDOW OVERHEAT LIGHTS ILLUMINATING IN FLIGHT. GROUNDED - YES. INSPECTED R2 WINDOW HEATING FOR BURN/HEAT MARK DEFECTS, NONE. REPOSITIONED TO SPARE SENSOR REF AMM 30-41-00-420-801. OPERATIONAL TEST PER AMM 30-41-00SDR ASAA2023081444608Unknown · unknownON TAXI RIGHT "SIDE" WINDOW OVERHEAT LIGHT ILLUMINATED. LIGHT EXTINGUISHED AFTER RUNNING QRH PROCEDURE. GROUNDED - YES. ACCOMPLISHED WINDOW HEAT BITE CHECK PER FIM 30-41 TASK 801. NO FAULTS FOUND AND PERFORMED WINDOW HEAT SYS TEST PER AMM 30-41-10-710-801. WINSDR ASAA2023081244754Seal · leaking#2 ENGINE OIL TREND DATA SHOWS OIL CONSUMPTION TO GREATER THAN EXPECTED. (#PRI2/ETOPS)ENGINE POWER RUN REQUIRED. GROUNDED - YES. PERFORMED BORO ON HPC 1 AND 2, FOUND OIL STAINS ON STAGE 2, NOT WETNESS. NO OIL EVIDENCE ON BOOSTER 3 AND 4. REF 72-00-00 TSR 71481SDR ASAA2023081044559Unknown · unknownRIGHT SIDE WINDOW OVERHEAD CAUTION LIGHT ILLUMINATED JUST AFTER TAKEOFF - RAN QRH WAITED 5 MINUTES WITH IT OFF / TURNED BACK ON - OPS CHECK GOOD. GROUNDED - YES. WINDOW HEAT SYSTEM OPS CHECKS OK. REF AMM 30-41-00.SDR ASAA2023080444423Unknown · unknown#1 ENG FAULT CODE 73-30311, THE START SWITCH SIGNAL AND ARINC BUS DATA DISAGREE, SHORT TIME FAULT. GROUNDED - YES. REF FIM 73-24 TASK 813, DURING INITIAL EVALUATION PERFORMED EEC TESTS IN ALL SWITCH POSITIONS FOUND NO FAULTS, OPS NORMAL. PER FIM THIS WAS AN INSDR ASAA2023080344409Unknown · unknownRT SIDE (R2) WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. QRH PROCEDURE PERFORMED. NORMAL OPS RESTORED.SDR ASAA2023072744303Unknown · unknownRIGHT SIDE WINDOW HEAT INOP. GROUNDED - YES. WINDOW HEAT OPERATING NORMAL.SDR ASAA2023072644249Unknown · unknownRIGHT PACK LIGHT IS STAYIN ILLUMINATED AFTER MASTER CAUTION RESET. GROUNDED - YES. VERIFIED PROPER PLACEMENT OF LOWER DRIVE ARM AND MADE THE PROPER ADJUSTMENT PER MEL 21-5D. RAN PFTC PER TASK 21-61-00-740 ERASED EXISTING FAULTS OPS CHECK GOOD FOR MASTER CAUTIOSDR ASAA2023072544247Actuator · malfunctionedRIGHT PACK LIGHT ILLUMINATED AT FL350, COMPLIED WITH QRH PROCEDURE. EXTINGUISHED ON TRIP RESET INITIALLY BUT CAME BACK ON . COMPLETED QRH STEPS TO INCLUDE CLOSING THE ISOLATION VALVE-WITH RIGHT PACK SHUT DOWN THE RAM DOOR REMAINED FULL OPEN. GROUNDED - YES. (RSDR ASAA2023072344209Unknown · unknownRT SIDE WINDOW OVERHEAT. GROUNDED - YES. RAN QRH AND CONDITION CLEARED.SDR ASAA2023071644113Eec · faultyENG CONTROL LIGHT ILLUMINATED ON OVERHEAD PANEL WHEN STARTING #1 ENG ON TAXI OUT. GROUNDED - YES. COMPLIED WITH EEC BITE PROCEDURE FIM 73-00-TASK 801. FOUND FAULT CODE 73-31391, COMPLIED WITH FIM 73-22 TASK 807. AIRPLANE MODLE SIGNAL IS OUT OF RANG. CLEANED NOSDR ASAA2023070743933Battery Pack · inoperativeL2 DOOR EXTERIOR EMERGENCY LIGHT DOES NOT ILLUMINATE. GROUNDED - YES. REMOVED AND REPLACED AFT CEILING PANEL BATTERY PACK FOR LEFT SIDE EMERGENCY LIGHT POWER REF AMM 33-51-06. OPERATIONAL CHECK IS GOOD.SDR ASAA2023070743930Magnetic Seal · leakingREMOVED ENGINE DRIVEN HYD PUMP FOR SEAL LEAK PER TSR714593. FOUND HYD PUMP SHAFT SEAL LEAKING. GROUNDED - YES. REMOVED AND INSTALLED #1 ENG EDP MAGNETIC SEAL REF 72-60-00 AMM. REPLACED #1 ENG EDP REF AMM 29-11-11. PERFORMED EDP INSTALL TEST NO DEFECTS NOTED. NSDR ASAA2023052043300Unknown · unknownATC CLEARED US DIRECT TILLT. BOTH CDU'S SHOWED DIRECT TILLT, BUT THE FO MAP DISPLAY STILL SHOWED THE PREVIOUS WAYPOINT, RBL, AND LNAV WAS STILL PROCEEDING DIR. RBL WITH AUTOPILOT B ENGAGED. THIS PERSISTED FOR APPROX 1 MIN, THEN THE FO MAP SYNCED UP AND THINGS SDR ASAA2023041042792Spacer · delaminatedDURING #1 ENGINE FAN LUBE ASA TASK CARD 78472010 FOUND FRONT SPINNER CONE EROSION REQUIRES REPLACEMENT, AND # 7 FAN BLADE SPACER RUBBER IS DELAMINATING. GROUNDED - YES. REPLACED SPACER FOR #7 FAN BLADE, AND REPLACED FRONT SPINNER CONE #1 ENGINE REF ASA TASK CASDR ASAA2023013141737None · failedFIRST OFFICERS COURSE SELECTOR KNOB DOES NOT WORK. GROUNDED - YES. REPLACED MCP REF B737-900 AMM 22-11-34, OPS NORMAL REF FMM 22-11-34-740-801.SDR ASAA2023013041738Unknown · unknownF/O COURSE SELSECOT WORKS INTERMITTENTLY. GROUNDED - YES. CLEANED MCP F/O CRS SEL POTENTIOMETER AND F/O COURSE SEL OPS RELIABLY IAW B737-900 AMM 22-11-34.SDR ASAA2023010241381Control Panel · intermittentMCP IAS/MACH ADJUSTER KNOB IS INTERMITTENT. ON MULTIPLE OCCASIONS THE CREW WAS UNABLE TO SET THE PROPER SPEED ON THE FIRST COUPLE OF ATTEMPTS BUT THE PROBLEM WOULD CLEAR AND ALLOW PROPER OPERATION. GROUNDED - YES. RMVD AND INSTALLED NEW MCP. PERFORMED SYS OPS SDR ASAA2022111540785Spacer · debondedPER ASA T/C 78472010 #2 ENG FAN BLADE LUBE SPACERS #6, 8, 9, 11, 12, 13, 15, 18, 19, 20, 22 AND 24 ARE DISBONDED. GROUNDED - YES. REPLACED #6, 8, 9, 11, 12, 13, 15, 18, 19, 20, 22 AND 24 FAN BLADE LUBE SPACERS PER ASA T/C 78472010.SDR ASAA2022091639980Flow Sensor · faultyAT CRUISE FLIGHT FL 340 THE LEFT DUCT PRESSURE CYCLES BETWEEN 30PSI AND 40PSI CONTINUOUSLY. THE CABIN RATE OF CLIMB VARIES BETWEEN +500 AND -500 FT/MINUTE AT THE SAME TIME THE PRESSURIZATION REMAINS CONSTANT AT 7500 CABIN ALT AND 7.8 PSI. GROUNDED - YES. REMOVSDR ASAA2022090139796Lamp · missingON CLIMB OUT R DUCT PRESSURE PEGGED AT 80 PSI CLIMB 40L/ 80+ R CRUISE 40L /45R DESCENT 20L/ 20R. WITH 40 PSI SPLIT. GROUNDED - YES. ACCOMPLISHED ASA TASK CARD NG-36WC-00002-2 #2 ENG BLEED AIR HEALTH CHECK. FAILED ENG BLEED CROSSOVER CHECK. REMOVED AND REPLACEDSDR ASAA2022083139749Unknown · unknownAT FL 380 PRESSURIZATION WAS AT MAX DIFFERENTIAL PSI. CABIN ALT WAS 7500' APPROX, AND CABIN VSI WAS CYCLING +/- 700 TO 800 FPM CONSTANTLY, DESCENDED TO FL 360 CABIN ALT STAYED ABOUT 7500, BUT DIFFERENTIAL WAS APPROX 7-8 PSI, COBIN VSI STEADIED OUT. NO ADVERSE SDR ASAA2022082339634None · faultyRIGHT PACK ILLUMINATES ON MASTER RECALL, EXTINGUISHES ON MASTER CAUTION RESET. GROUNDED - YES. REMOVED RH PACK TEMPERATURE CONTROL VALVE PER B737-900 AMM 21-51-10-000-801. INSTALLED TEMPERATURE CONTROL VALVE PER AMM 21-51-10-400-801.SDR ASAA2022070138912Regulator · leakingREF ASA LG PG 60489947 WHILE ACCOMPLISHING ASA TC: NG-364C-0001 ENGINE BLEED AIR HEALTH CHECK. FOUND #2 ENG HIGH STAGE REGULATOR BODY LEAKING AIR. GROUNDED - YES. REMOVED #2 ENG HIGH STAGE REGULATOR REF B737-900 AMM 36-11-07. INSTALLED #2 ENG HIGH STAGE REGULASDR ASAA2022063038913Shutoff Valve · leakingAFTER TAKEOFF, RIGHT DUCT PRESSURE 10 LEFT DUCT PRESSURE 40. REMAINED THAT WAY THROUGHOUT CLIMB TO CRUISE ALTITUDE. GROUNDED - YES. AIR TURNBACK - REMOVED AND REPLACED #2 ENG PRSOV OPS AND LEAK CHECKED PER B737-900 AMM 36-11-04-400-801 (REF ASA LG PG 60489949)SDR ASAA2022062438834Bleed Valve · faultyWHILE ACCOMPLISHING TASK CARD 78273000 INTERROGATE THE FMC CDU FOR ENGINE FAULTS FOUND FAULT 75-30452 #2 ENGINE VBV POSITION SIGNALS DISAGREE SHORT TIME FAULT. GROUNDED - YES. ACCOMPLISHED VBV CHANNEL A & B WIRING CHECKS WITH NFF. REF B737-900 FIM 75-32 TASK 8SDR ASAA2022060238537Flow Sensor · faultyTROUBLESHOOTING PER B737-900 FIM 21-33 TASK 802 FOR CABIN RATE OF CLIMB FLUCTUATION REF LP# 60269168 REQUIRES REPLACEMENT OF R/H PACK FLOW SENSOR. GROUNDED - YES. REMOVED & REPLACED R/H PACK SENSOR AS REQ REF B737-900 AMM 21-51-43 ACCOMP BITE TEST & PASSED REFSDR ASAA2022060138552Control Valve · faultyIN CRUISE, CABIN RATE OF CLIMB FLUCTUATES FROM + 800 FPM TO -1000 FPM. LEVEL AT FL 390. ACCOMPANIED BY NOTABLE PRESSURE CHANGES AND NOISE. IN CLIMB & DESCENT, CABIN ROC FLUCTUATED BY +/- 500 FPM. OUTFLOW VALVE POSITION WAS NOT FLUCTUATING BUT DUCT PRESSURES WESDR ASAA2022060138539Control Valve · faultyTROUBLESHOOTING PER B737-900 FIM 21-33 TASK 802 FOR CABIN RATE OF CLIMB FLUCTUATION REF LP# 60269168 REQUIRES REPLACEMENT OF R/H TEMP CONTROL VALVE. GROUNDED - YES. REMOVED & REPLACED R/H TEMP CONTROL VALVE, REF B737-900 AMM TASK 21-51-10-000-801 & 21-51-10-40SDR ASAA2022060138535Shutoff Valve · faultyTROUBLESHOOTING PER B737-900 FIM 21-33 TASK 802 FOR CABIN RATE OF CLIMB FLUCTUATION REF LP# 60269168 REQUIRES REPLACEMENT OF L/H PACK FLOW CONTROL & SHUT OFF VLV. GROUNDED - YES. REMOVED & REPLACED L/H PACK FLOW CONTROL & SHUTOFF VLV REF B737-900 AMM 21-51-01.SDR ASAA2022053138530Control Module · faultyLEFT PACK LIGHT ILLUMINATED DURING MASTER CAUTION RECALL AND EXTINGUISHES DURING RESET. GROUNDED - YES. REMOVED & REPLACED LH TEMP CONTROL REF B737-900 AMM TASK 21-51-10-000-801 & 21-51-10-400-801 LEAK & OPS CK OK.SDR ASAA2022052438502Actuator · faultyDURING ACCOMPLISHMENT OF ASA T/C# 78273000 FOUND #2 ENGINE WITH SHORT TIME FAULT FAULT MSG 75-30452 " THE VBV POSITION SIGNALS DISAGREE". GROUNDED - YES. PERFORMED B737-900 FIM 75-32 TASK 803 PARA. 5. ALL RESISTANCE VALUES WITHIN SPECIFIED RANGE. REMOVED VBV ASDR ASAA2022050638217Transceiver · inoperativeHF #1 INOP. GROUNDED - YES. FOUND HF 1 TRANSCEIVER INOP, REMOVED AND REPLACED HF #1 TRANSCEIVER REF B737-900 AMM 23-11-21. OPS CHECK GOOD.SDR ASAA2022033137858None · nonePER T/C 78472010 #1 ENGINE FAN BLADE LUBE, SPACERS #2,4,6,10,16, AND 24 ARE DISBONDED. GROUNDED - YES. REPLACED AFOREMENTIONED SPACERS REF TC 78472010.SDR ASAA2022031637697Power Supply · faultyA/C RIGHT 25 & 30 AND A/C LEFT 27, EMERGENCY LIGHTS ON DURING FLIGHT. GROUNDED - YES. RMVD & RPLCD EMERGENCY LIGHT POWER SUPPLIES M2627 AND M2626 REF B737-900 AMM 33-51-01. OPS NML PER SAME.SDR ASAA2022021637465Unknown · unknownDURING PRE-FLIGHT, FOUND MCP DC1 CIRCUIT BREAKER OPEN, PANEL P18-1. GROUNDED - YES. PERFORM GVI OF C/B NO DEFECTS NOTED, RESET C/B PER B737-900 AMM 20-60-01 OPS CHECK NORMAL.SDR ASAA2022021337423Control Valve · inoperativeAT CRZ FL 370, DUCT PRESS L+R FLUCTUATING ALTERNATIVELY BETWEEN 30-40 PSI AT SAME TIME, CABIN ALT RATE CLIMBING 0.5-1.0 AND DESCENDING 0.5-1.0 20-30 SECONDS APART. GROUNDED - YES. AIR TURNBACK-DIVERSION TIME 115 MINUTES. REMOVED AND REPLACED L/H FLOW CONTROL VSDR ASAA2022021037400Modulating Valve · faultyDURING CLIMB AT ABOUT FL290 CABIN RATE OF CLIMB BEGAN FLUCTUATING FROM 500 FPM DESCENT TO 1800 FPM CLIMB. IT WAS NEARLY CONSTANT UNTIL LEVEL OFF AT FL340. AS WITH THE PREVIOUS WRITE UPS, THE LEFT DUCT PRESSURE FLUCTUATED AS WELL. IN CRUISE IT IS MORE INTERMITTSDR ASAA2022020837377Shutoff Valve · faultyAT CRUISE (FL360 M .78 85.9% N1) LEFT DUCT PRESSURE DROPS BY ABOUT 8 PSI EVERY FEW MINUTES (2 TO 8 MINS) WITH FLUCTUATIONS IN CABIN RATE OF CLIMB AND FLIGHT DECK AIR NOISE. DUCT PRESSURE FLUCTUATIONS WERE LESS FREQUENT AT FL 380 (M .79 89.2% N1) BUT STILL OCCU
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