Honeywell AS907-1-1A
Service difficulty reports · 276
Newest first. General aviation reporting is voluntary.
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 engine_model_key = 'AS90711A' 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 engine_model_key = 'AS90711A' 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 6TXA2026080600626Pump · low pressureRT HYDRAULIC PRESSURE FLUCTUATES AND DASHES WHEN SYSTEM IS PRESSURIZED WITH DCMP. R EDP DOESN’T PRODUCE PRESSURE AT LOW POWER SETTING LOST HYDRAULIC PRESSURE ON THE RIGHT SIDE SYSTEM IN FLIGHT. INCREASING POWER ON THE RIGHT ENGINE BUILT PRESSURE BUT AS SOON ASDR U5QA202607220173Engine · vibrationDURING DESCENT REDUCED POWER AND IMMEDIATELY FELT ENGINE VIBRATION. ITT STARTED TO RISE AND R ENGINE VIBRATION CAS APPEARED. ITT CONTINUED TO RISE AND EVENTUALLY LED TO ENGINE SHUTDOWN IN FLIGHT. MX R & R RT ENGINE.SDR 3EJA300HQ062025Pump · failedWHILE ADDING TAKE OFF POWER WE RECEIVED A MASTER CAUTION WITH R ENG OIL PRESSURE LOW.REMOVED AND REPLACED ENGINE OIL PUMPSDR 3EJA202505070001Oil System · low pressureRH ENG LOW OIL PRESSURE INTERMITTENT DURING CLIMB OUT.SDR 6TXA2024110600820Fire Warning · false activationREPOSITIONING FLIGHT KAPF-KISM, THE CAPTAIN IS THE PILOT MONITORING, AND THE FIRST OFFICER IS THE PILOT FLYING. DURING THE CLIMB OUT AT AN ALTITUDE OF 10,000 FT, THE CREW RECEIVED AN APU FIRE INDICATION. PM (CAPTAIN) FOLLOWED THE IMMEDIATE CHECKLIST ITEMS ANDSDR U5QA202409050134Oil Cap · brokenRT ENG FAILURE DUE TO LOW OIL PRESSURE. RED MESSG “ RT ENG OIL PRESS LOW “ INDICATION. PICS WERE PROVIDED. MX C/A: FOUND OIL CAP CHAIN PROTRUDING FROM UNDER CAP. R&R CAP VIA SB AS907-79-9007 WITH MOD P/N 3036061-5. SERVICED OIL. REMOVED, INSPECTED, REPLACESDR 2024F00209Oil Cap · missingON CLIMB OUT FROM KOXC RH ENGINE OIL PRESSURE LOW CAS MESSAGE. CREW ALSO VERIFIED THAT THE OIL LEVEL WAS DROPPING. IAW WITH THE QRH THE CREW SHUTDOWN THE RH ENGINE. THEY DECLARED AN EMERGENCY WITH THE TOWER AND RETURNED TO KOXC WITHOUT INCIDENT. UPON THE AIRCRSDR 2024FA0000523Oxygen Mask · leakingPASSING THROUGH FL190 ON DECENT THE CAPTAIN OXYGEN MASK CAME ON IN EMERGENCY MODE. THE FLOW COULD NOT BE ARRESTED AND THE OXYGEN SYSTEM WAS DEPLETED. THE OXYGEN MASK AND OXYGEN BOTTLES WERE REPLACED. BOTTLES REPLACED DUE TO THE SYSTEM GOING TO 0 PSI PER AMM. SDR U5QA202402100126Oil Cap · missingRED LEFT ENG. LOW OIL PRESS LIGHT AT CRUISE FL430. PRESSURE INDICATED APPROX 28 PSI, THEN WENT UP TO 35-36 PSI AND LIGHT WENT OUT. RETARDED THE LEFT THRUST LEVER TOWARDS IDLE AND LIGHT REMAINED OUT, BUT THEN CAME ON THEN BACK OFF 2 OR 3 TIMES. FINALLY IT CAME SDR 2022FA0000101Starter · shearedON RT ENGINE START IN MIA THERE WAS NO ROTATION. NO ADVANCE INDICATIONS OF ANY ISSUES. VERIFIED BLEED AIR AVAILABILITY AND START VALVE FUNCTION, FOUND OK. STARTER OIL LEVEL WAS GOOD. REMOVED AIR TURBINE STARTER AND FOUND SHAFT SHEARED. REMOVED RH ENGINE ATS PNSDR J7SA2021090200296Clamp · unsecureAIR TURN BACK DUE TO RIGHT PYLON BLEED LEAK CAS SHORTLY AFTER TAKEOFF. WITHIN 10 SECONDS, THE PF BROUGHT THE RIGHT THRUST LEVER BACK TO IDLE. THE CAS MESSAGE WENT AWAY, THE CREW DECLARED AN EMERGENCY, AND MADE RIGHT-HAND VFR TRAFFIC PER THEIR PREFLIGHT EMERGENSDR 2021FA0000247Selector Valve · failedON A SCHEDULED FLIGHT FROM RDU TO AAO THE LANDING GEAR WOULD NOT EXTEND ON FINAL APPROACH TO AAO. THE RETRACTION OUTBOUND RDU WAS NORMAL. THE LANDING GEAR REMAINED RETRACTED AFTER MULTIPLE ATTEMPTS TO EXTEND. THE AIRCRAFT DIVERTED TO ICT AND DECLARED AN EMERGESDR 2021FA0000197Moisture Trap · crackedDURING TO AND AT AIRSPEED ALIVE A STALL PROTECT FAIL AMBER CAS MSG ILLUMINATED. TROUBLESHOT SYSTEM AND FOUND A CRACKED P2 WATER LEVEL INDICATOR (MOISTURE TRAP) AT THE RIGHT ADC CAUSING PITOT PRESSURE TO BE LOST. ALSO FOUND THE RIGHT STATIC WATER LEVEL INDICATOSDR 2021FA0000196Pitot Head · obstructedDURING TO ROLL THERE WERE NO AIRSPEED INDICATIONS ON THE LT OR RT PRIMARY FLIGHT DISPLAYS CAUSING RED AOA FLAGS TO DISPLAY. THE TO WAS ABORTED THE ACFT TAXIED BACK TO THE MAINTENANCE FACILITY. TROUBLESHOOTING FOUND BOTH LEFT AND RIGHT PITOT TUBES WERE BLOCK WISDR U5QA202106150099Engine · flamed outMNMG (NICARAGUA) WITH RH ENG FADEC FAULT / ROLLBACK - FLAMEOUT ON RAMP AFTER ENG START - B3 CODES X 6 - B3-478758, B3-478-778, B3-478799, B3-478807, B3-478823, B3-303018. SUSPECT HMU, TBD. WORKING TO GET MX VENDOR TES IN PLACE TO EVALUATE, TROUBLESHOOSDR 2021F00058Control Unit · intermittentON CLIMB OUT FROM KVNY, PILOTS GOT A PRIM STAB TRIM FAIL, MACH TRIM FAIL, RUDDER LIMITER FAIL, CAS MESSAGES. AFTER ABOUT 5 SECONDS, ALL BUT PRIM STAB TRIM FAIL MESSAGES WENT AWAY AND COULD NOT BE CLEARED. PILOTS REVERTED TO SEC TRIM AND DECIDED TO RETURN TO KSDR AWKA2021013001Sense Line · looseFLIGHT CREW NOTED DURING CLIMB OUT THAT THE ENGINES DIDN’T APPEAR TO BE SYNCHRONIZED VERY WELL. ONCE THEY ACHIEVED CRUISE ALTITUDE, SMALL ADJUSTMENTS WERE MADE TO BOTH ENGINE POWER SETTINGS. IT THEN BECAME APPARENT THAT IF THE POWER WAS REDUCED ON THE LEFT ESDR AWKA2020103001Seal · failedCLIMBING THRU 18,000 FT, EXPERIENCED A LT ENGINE FAILURE. DECLARED AN EMERGENCY & DIVERTED. HEAVY VIBRATION IN AIRFRAME, AILERONS, ELEVATOR & RUDDER. FELT IT WAS A CATASTROPHIC ENG FAILURE, PERFORMED ENG SHUTDOWN CHECKLIST. AN UNEVENTFUL LANDING ACCOSDR J7SA2020102600231Engine · vibrationAIR TURN BACK DUE TO VIBRATIONS IN LEFT ENGINES AT FL 220. CREW EXPERIENCED VIBE IN YOKE AND PEDALS, AND INTENSITY WOULD INCREASE WHEN ADDING POWER. AIRCRAFT LANDED WITHOUT INCIDENT AT KHPN. REMOVED AND REPLACED NR 1 ENGINE, IAW AMM 71-00-01.SDR CWQA20200814001Oil System · high pressureDURING CLIMB AT FL290, CREW RECEIVED LEFT ENGINE HIGH OIL PRESSURE INDICATION. CHECKLIST FOLLOWED, EMERGENCY DECLARED, DESCENDED, AND PERFORMED UNSCHEDULED LANDING WITHOUT INCIDENT. ENGINE DOWNLOAD COMPLETED AND SENT TO ENGINE OEM FOR EVALUATION. MAINTENANCESDR J7SA201912241001Actuator · failedTWO CLUNKS FELT IMMEDIATELY AFTER TAKE OFF DURING GEAR AND FLAP RETRACTION SLIGHT AIRCRAFT YAW ALSO FELT NOTE. REMOVED & REPLACED THE LT ENGINE CVGA, REQUIRES LEAK & OPS CHECKS. INSTALLATION IAW LMM FOR AS907-1-1A 75-30-06. COMPLIED WITH ENGINE RUN AND LEAK SDR 4NSA201912100912Proximity Sensor · defectiveDURING APPROACH, CREW SELECTED GEAR DOWN. RH MAIN GEAR DID NOT SHOW DOWN AND LOCKED.SDR AWKA2019080501Lead · unsecureABOUT AN HOUR OUT FROM LANDING WHILE CRUISING AT FL450, THE RIGHT ENGINE ROLLED BACK AND SHUT DOWN WITHOUT ANY COMPONENT FAILURE NOR ANY ACTION FROM THE CREW. THE AIRCRAFT SHOWED IT WAS ATTEMPTING TO AUTO RE-LIGHT BUT THERE WAS NO INDICATION OF FUEL OR IGNITIOSDR CA190731026Engine · malfunctioned(CAN) CREW REPORTS DURING CRUISE R ENG UN-COMMANDED SHUTDOWN. UNABLE TO RE-START. NO CAS MESSAGES OR B-3 CODES POSTED. DIVERTED FOR UNSCHEDULED LANDING. (TC# 20190731026)SDR CA190711014Switch · failed(CAN) LEFT HYDRAULIC SHUTOFF VALVE SHOWS CLOSED ON THE SYNOPTIC PAGE AND WHITE WITH CYAN ICAS (L HYD SOV CLOSED) POSTED AND INTERMITTENT AMBER (L HYD TEMP HIGH) POSTING. NOTHING IN THE MDC BUT PSEU NVM LOGGING DIN#11. TEMPERATURE SWITCH (MT133) AND FIREWALL SHSDR CA190710001Shutoff Valve · failed(CAN) THE AMBER `OUTB BRAKE FAIL` CAS MESSAGE POSTED DURING LANDING. MAINTENANCE SWAPPED BRAKE SHUTOFF VALVES AND ISSUE FOLLOWED. BRAKE SHUTOFF VALVE REPLACED. (TC# 20190710001)SDR CA190704008Selector Valve · failed(CAN) AFTER TAKE OFF, CYAN CAS NOSE WHEEL STEERING (NWS) FAULT DISPLAYED. CREW ELECTED TO DIVERT TO FOR LANDING. AIRCRAFT LANDED UNEVENTFULLY. ON ROLL OUT, AMBER CAS NWS FAIL POSTED. AIRCRAFT TAXIED OFF RUNWAY AND WAS TOWED TO RAMP. (TC# 20190704008)SDR CA190702008Pump · failed(CAN) DURING CRUISE PHASE AT 43000FT THE CREW BEGAN TO FEEL LOW FREQUENCY VIBRATIONS THROUGH THE FLOOR OF THE A/C IMMEDIATELY FOLLOWED BY A LEFT HYDRAULIC TEMPERATURE INCREASE. THE CREW THEN PROCEEDED TO RUN THEIR CHECKLIST BUT SHORTLY AFTER THE A/C DISPLAYED SDR CA190702010Access Panel · damaged(CAN) GROUND INCIDENT, SERVICE TRUCK STRUCK THE WING OUTBOARD LEADING EDGE. AFTER INSPECTION, DAMAGE HAS BEEN ISOLATED TO THE LEADING EDGE ACCESS PANEL AND NAV LIGHT LENS ONLY. PARTS REPLACED: LEADING EDGE ACCESS PANEL: P/N: 1005741026-010 (REF IPC 57-41-09 ISDR CA190618002Dcpc · false indication(CAN) DURING FLIGHT, THE CREW NOTICED THE BLINKING OF THE BATTERY AND GENERATOR LIGHTS FOLLOWED WITH ASSOCIATED CAS MESSAGE. ALL THE LIGHTS COME AND GO BUT THE VOLTAGES ON THE ELECTRICAL SYNOPTIC PAGE NEVER FLUCTUATE. CREW AWARE OF THIS CONDITION (FALSE MESSAGSDR CA190617028Generator · overheated(CAN) CREW WAS TAXIING TO A RUNWAY WAS INFORMED TO TAXI TO A DIFFERENT RUNWAY. IN THE PROCESS OF HEADING FOR THIS DIFFERENT RUNWAY CREW REPORTED THAT THE BOTH COPILOTS DISPLAYS WENT BLANK WITH THE R MAIN BUS FAIL CAS AND R AUX BUS FAIL CAS POSTED ALONG WITH ANSDR CA190604009Ecu · failed(CAN) MACH TRIM FAIL DURING FLIGHT. AIRCRAFT DIVERTING FOR LANDING. HORIZONTAL STABILIZER CONTROL ELECTRONIC CONTROL UNIT WAS REPLACED. AIRCRAFT IS RTS. (TC# 20190604009)SDR CA190516009Autopilot Sys · malfunctioned(CAN) AFTER DEPARTURE DURING CLIMB APPROX FL350 MC AP HOLDING LWD APPEARED FOR 5 SECOND, THAN DISAPPEARED AND REAPPEARED AFTER 30 SECOND. WE DISCONNECT THE AP AND EXPERIENCED UNUSUAL ROLL FORCE WHICH HAS BEEN COMPENSATED WITH LEFT AILERON TRIM APPROX 45 DEG LESDR CA190516011Dcpc · failed(CAN) WHILE TAXIING OUT FOR TAKEOFF, RED MESSAGE `ESS POWER ONLY` CAME ON FOR 5-10 SECONDS. NOTICED #2 BATTERY HAD CYCLED OFF THEN ON BY ITSELF, THEN ALL CAS MESSAGE CLEARED. MAY 15/2019: REPLACED LEFT DCPC (SN 259) FOR FLICKERING PBA & RED ESSENTIAL POWER ONLSDR CA190528003Cabin Pressure · pressure loss(CAN) CREW REPORTED ALL NORMAL FROM TAKE OFF TO 41,000 FT. AFTER LEVEL OFF (ABOUT 4-5 MINUTES) THE CABIN ALTITUDE STARTED CLIMBING RAPIDLY, GOT A RED CAS MESSAGE, NOTED ALTITUDE IN CABIN AROUND 9000`, RAN CHECKLIST AND PUT ON OXYGEN MASKS, ONCE THE MASKS WERE SDR CA190507005Hose · punctured(CAN) LEFT HYDRAULIC QTY DROPPED TO 0% AFTER GEAR EXTENSION. POST FLIGHT INSPECTION REVEALED A HYDRAULIC LEAK COMING FROM THE NOSE WHEEL WELL AREA. MX FOUND NOSE GEAR DOWN PRESSURE LINE PUNCTURED. THIS IS THE PRESSURE LINE AT THE NOSE GEAR ACTUATOR. (TC# 20190SDR CA190430001Bolt · loose(CAN) CONTROL COLUMN STICKS/CATCHES WHEN PULLING AFT DURING FLIGHT CONTROL CHECK. COULD NOT DUPLICATE AT FIRST, EXCEPT PLAY IN DISCONNECT MODULE. PUT FINGERS ON THE BOLTS THAT HOLD THE DISCONNECT TO THE PILOTS TORQUE TUBE AND THE BOTTOM TWO WERE TIGHT BUT SHASDR CA190425008Handle · failed(CAN) LANDING GEAR DID NOT EXTEND UNTIL THE THIRD ATTEMPT. CONFIRMED LANDING GEAR HANDLE IS AT FAULT. (TC# 20190425008)SDR CA190425021Seal · failed(CAN) THE MAIN ENTRY DOOR SEAL BLEW OUT. (TC# 20190425021)SDR CA190423006Wire · damaged(CAN) DURING CLIMB, APPROXIMATELY 15 MINUTES INTO THE FLIGHT AN (AMBER) `FLAPS FAIL` CAS MESSAGE POSTED ON EICAS. CREW ELECTED TO RETURN TO HOME BASE. AIRCRAFT RETURNED HOME ON FRIDAY. DURING THE VISIT A REPAIRED FLAP ACTUATOR PN 2253A0000-01 SN 00895 WAS INSTSDR CA190418012Position Sensor · failed(CAN) FLAP FAULT (CYAN) MESSAGE POSTED NEAR TOP OF CLIMB AT FL42. LH FLAP POSITION INDICATION SHOWED DASHED OUT AND MAGENTA (INDICATING INVALID DATA). FLAPS OPERATED NORMALLY ON APPROACH AND AT LANDING BUT MESSAGE CHANGED TO FLAPS FAIL (AMBER) AFTER TOUCHDOWN SDR CA190422016Logic Card · malfunctioned(CAN) RED (ESSENTIAL POWER ONLY) POSTED CRUISE FLIGHT AT FL370 WITH TRIPLE CHIME FOR ABOUT 1 SECOND AND CLEARED. NO LOSS OF ELECTRICAL POWER REPORTED BY THE CREW. MAINTENANCE COULD NOT DUPLICATE AND RERACKED PCB-3. OPS CHECK GOOD. AC RTS`D (TC# 20190422016)SDR CA190410020Computer · failed(CAN) FOLLOWING TAKE OFF, CONTINUOUS LOUD DINGING ALARM, #4 MFD BLANKED, LOST ALL CAS MESSAGES. FLAP INDICATION CYCLING BETWEEN AMBER AND GREEN. LOST ABILITY TO USE HEADING, VERTICAL OR F/D MODES. DECLARED EMERGENCY, RETURNED TO AIRPORT WITH TOWER VECTORS, VISSDR CA190411009Trim Switch · failed(CAN) RUDDER TRIM SWITCH WAS FOUND DEFECTIVE DURING PRE-FLIGHT CHECK. INTERNAL DETENT OF THE RUDDER TRIM SWITCH HAS FAILED. RUDDER TRIM SWITCH HAS TO BE REPLACED. (TC# 20190411009)SDR CA190403005Aileron Sys · flutter(CAN) ON FLIGHT OUT OF MAINTENANCE, FLIGHT CREW REPORTED THEY FELT A FLUTTER THRU THE AILERON CONTROL WHEEL WHEN TURNED AND PRESSURE MAINTAINED IN A STATIC POSITION. FLIGHT CREW STATED: `THE WHEEL FELT NOTCHY DURING TRANSITION . CONDITION MOST PROMINENT BETSDR CA190327023Connector · dirty(CAN) AT FL450 , CYAN ELECTRICAL FAULT, AND WHITE MESSAGES L BATT OFF, R BATT OFF, L GEN OFF, AND R GEN OFF POSTED. APU GEN DID NOT IMMEDIATELY COME ONLINE AFTER APU START. AIRCRAFT DIVERTED FOR LANDING REMOVE AND INSTALL TO RE-SEAT EACH PROTECTION CARD SEVERSDR CA190903008Pump · failed(CAN) ABORTED TAKEOFF DUE TO "L HYD ENG PUMP FAIL" CYAN EICAS MESSAGE. LEFT HYDRAULIC QUANTITY IS DOWN TO 2%. HYDRAULIC FLUID NOTED ON BELLY OF AIRCRAFT, AFT OF MAIN LANDING GEAR WHEEL WELL. MAINTENANCE CREW CONFIRMED LARGE AMOUNT OF HYDRAULIC FLUID COMING OUTSDR AWKA2019022001Carbon Seal · failedTHE MANUFACTURER ADVISED THAT THEY HAD OBSERVED UNUSUAL AND SUDDEN SHIFTS IN OIL PRESSURE INDICATIONS, ALTERNATING BETWEEN POSITIVE AND NEGATIVE READINGS. THE MANUFACTURER ADVISED THAT THE CARBON SEAL SHOULD BE ACCESSED FOR IMMEDIATE INSPECTION. THE AIRCRAFT WSDR CA190226008Circuit Card · faulted(CAN) ON THE GROUND WITH APU GEN ON-LINE - CYAN ICAS (ELECTRICAL FAULT) ALONG WITH A WHITE (APU GEN OFF) + (L BATT OFF) AND (R BATT OFF) THE PBA OFF LIGHTS WERE CYCLING ON AND OFF ALSO. THE LEFT BATTERY BOX WOULD FLASH YELLOW ALONG WITH THE FLOW TUBES WOULD GOSDR GQVA20190121003Oil Cap · unsecureAIRCRAFT DEPARTED KADS ON 01/19/2019 AS THE AIRCRAFT WAS CLIMBING THROUGH FL200, THE CREW OBSERVED THE RT ENGINE OIL PRESSURE WAS LOW. THE CREW ELECTED TO SHUTDOWN THE RT ENGINE AS A PRECAUTION. AIRCRAFT RETURNED TO KADS(HOME)AND LANDED WITHOUT INCIDENT. UPON
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