Allison 501-D13D
Service difficulty reports · 160
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 = '501D13D' 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 = '501D13D' 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 CA110215001Gearbox · failedDURING APPROACH, ALL PRE DESCENT CHECKS COMPLETED, AT FL230 NR 2 GEARBOX PRESSURE FALL RAPIDLY AND ANNUNCIATOR LOW PRESSURE LIGHT CAME ON, EXPERIENCE DROP IN HP AND HIGHER THAN NORMAL TIT. A PRECAUTIONARY SHUTDOWN CHECKLIST COMPLETED, PROPELLER FEATHERED ATC SDR MV1R336K11024Circuit Breaker · failedON START UP, THE FLIGHT CREW APPLIED AC POWER TO ACFT AND TURNED AC HYD PUMP SWITCH ON. A SMALL FLASH, THEN SMOKE EMITTED AT THE CIRCUIT BREAKER. THE FORWARD FACE DISINTEGRATED INTO FRAGMENTS.SDR CA100927012Wheel Half · corrodedDURING A ROUTINE TIRE CHANGE EXTENSIVE CORROSION WAS FOUND ON BOTH HALVES OF A NOSE WHEEL ASSY. THE WHEEL ASSY WAS REMOVED FROM SERVICE AND PLACED IN QUARANTINE. THIS ASSY WAS MFG IN NOV OF 2007.SDR 2010FA0000778Unknown · odorFLIGHT CREW NOTICED ELECTRICAL SMELL, RETURNED TO BASE. MX INSPECTED CTR CONSOLE AREA. COULD NOT DUPLICATE MALFUNCTION. PERFORMED OPS CHECK OF AFCS, FMS, WX RADAR, RTU, EFIS AND NAV SYSTEMS. NO DEFECTS NOTED. NO SMOKE OR BURNING SMELL NOTED. OPS CK GOOD IAW CSDR CA100804022Brake Assy · unserviceableNR 2 BRAKE ASSY MISSING BRAKE PADS, FOUND WHEN COMPLETING POST FLIGHT BRAKE ASSY. DISC AND WHEEL ASSY REPLACED SERVICEABLE.SDR CA100719002Connector · loose(CAN) DURING AUTOFEATHER CHECK PROP FAILED TO TRANSITION INTO FEATHER. FOUND LOOSE ELECTRICAL CONNECTION AT BUS - BARS FROM REGULATOR TO FRAME PUMP. CONNECTIONS RE-SECURED FUNCTION CHECKED SERVICEABLE.SDR CA100729004Fcu · leakingFCU DRIVE SEAL DRAIN FOUND LEAKING FUEL DURING POST FLIGHT INSP. FCU CHANGED AND RETURNED TO SERVICE. THE FOLLOWING DAY, THE PILOTS ATTEMPTED TO TAKEOFF BUT ENGINE WAS MAKING FULL POWER AT 90 DEGREE POWER LEVER POSITION. IT WAS DISCOVERED THAT FCU BELLOWS WSDR CA100608007Warning Light · illuminated(CAN) AIRCRAFT WAS ON A BOMB RUN AND AFTER DROPPING ITS RETARDANT LOAD, THE PILOT NOTICED THE GEAR UNLOCK LIGHT WAS ON. PILOTS SELECT HYD SELECTOR FROM BYPASS TO PRESS MODE, LIGHT EXTINGUISHED. UPON ARRIVAL PILOT TRIED TO DUPLICATE THE PROBLEM AND SELECT HYDSDR CA100521007Bolt · brokenT-BOLT ON THE EXHAUST CLAMP BROKE ALLOWING THE CLAMP TO COME FREE, THE ALLOWING THE EXHAUST DUCT TO SEPARATE, LEADING TO THE ENGINE TO BE SHUTDOWN.SDR CA100202010Generator · malfunctioned(CAN) ACFT RETURNED TO BASE WITH A LOUD SQUEALING NOISE COMING THROUGH THE INTERPHONE SYS. THE NR 2 DC GEN WAS REPLACED AND THE ACFT RETURNED TO SERVICE. (TC 20100202010)SDR CA090928002Gear · damaged(CAN) ON SEPT 21, 2009 DURING CRUISE ALTITUDE OF 22,000 FT AT APPROX 13:45 ZULU. PILOT IN COMMAND (PIC) NOTICED RAPID DECREASE IN OIL PRESSURE FOLLOWED BY A DECREASE IN RPM AND HIGH PRESSURE ON NR 2 (RT) ENG. WITH THIS INDICATION THEY PROCEEDED TO PRECAUTIONSDR CA090824002Hose · failedFAILURE OF HYD PRESSURE LINE FROM ENG DRIVEN PUMP CAUSED TOTAL LOSS (EXCEPT EMERGENCY RESERVE) OF ACFT HYD FLUID. ACFT LANDED SAFELY.SDR CA091130001Regulator · malfunctioned(CAN) DURING CRUISE AT FL200 RT PROPELLER OVERSPEED WITHOUT DECOUPLING, ENGINE SHUTDOWN, PROPELLER FEATHERED AND LANDED AT CLEVELAND USA. PROPELLER REGULATOR REPLACED DUE INTERNAL FAILURE AND AIRCRAFT RETURNED TO SERVICE REF. AIRCRAFT LOG BOX PAGE 10872 DEFESDR CA090807009Engine · disconnectedBANG FOLLOWED BY METALIC GRINDING NOISE AS REPORTED BY PILOT. GEAR BOX OIL PRESS FUNCTUATION NOTICED (NR 1 ENG) AND ZERO HORSEPOWER REGARDLESS OF POWER LEVER POSITION, ENGINE STILL RUNNING. ENGINE FOUND TO BE DECOUPLED UPON GROUND INSP.SDR CA090722005Amplifier · malfunctioned(CAN) PILOTS WENT TO DOWNSHIFT ENGINES AFTER LANDING AND NR 2 ENG RPM DECAYED BELOW 10000 RPM SO "E" HANDLE PULLED. ENG RESTART ATTEMPTED AFTER FUELING AT 5000 RPM TIT ONLY REACHED 450 DEGREES WITH TD SYS IN CONTROLLED, SO START ABORTED. ENG STARTED WITH TD SDR CA090720006Deice System · malfunctioned(CAN) DURING FINAL APPROACH, A HORSE POWER DROP WAS EXPERIENCED WITH AN INCREASE IN T.I.T. ON NR2 ENG. THE T.I.T. INCREASED ABOVE LSGI LIMITS DURING FINAL PORTION OF TAXI AND ENGINE WAS SHUTDOWN. INSP FOUND THE HEATED INTAKE COWL HAD DELAMINATED ALLOWING PIESDR CA090713004Engine · overtemp(CAN) AS ACFT APPROACHED FIRE TO DROP LOAD, ENG NR 1 SURGE WAS NOTICED, FOLLOWED BY OVER TEMP CONDITION, POWER LEVER WAS RETARDED. AS ACFT PASSED THROUGH SMOKE ENGINE OPS RETURNED TO NORMAL. ENG PRECAUTIONARY SHUTDOWN WAS DONE DUE TO OVER TEMP.SDR CA090506013Pin · sheared(CAN) DURING ROUTINE INSP IT WAS NOTED THAT THE RUDDER GUST LOCK WAS INOPERATIVE. THE GUST LOCK PIN WAS FOUND SHEARED.SDR CA090428003Downlock Switch · unserviceable(CAN) WHEN ACFT WAS COMING IN FOR LANDING THE LT MLG DID NOT HAVE A DOWN AND LOCKED INDICATION. THE LT DOWNLOCK SWITCH WAS FOUND U/S SWITCH REPLACED.SDR CA090313004Blade · unserviceable(CAN) PROP BLADE CUFF DAMAGED, LARGE CHUNK FOUND MISSING (8 INCH BY 8 INCH) AND DE-ICE BOOT DE-LAMINATED. ON PREVIOUS FLIGHT PILOT REPORTED - DE-ICE SELECTED ON PROP DE-ICE AMMETER PEGGED FULL DEFLECTION WHEN SAID BLADE SEQUENCED. UPON INSPECTION OF THE AFT SISDR CA090305005Arm · lack of lube(CAN) ON TAKEOFF ROLL, ACFT HAD A VIOLENT NOSE SHIMMY. ONE OF THE NOSE WHEELS WAS ROTATED 180 DEGREES AND THE STEERING TORQUE ARM WAS GREASED.SDR CA090106002Downlock Switch · out of adjust(CAN) ON APPROACH, CREW EXPERIENCED A LT GEAR UNSAFE LIGHT. AFTER DETERMINING THE GEAR TO BE DOWN, ACFT LANDED UNEVENTFULLY. MAINTENANCE ADJUSTED THE DOWN LOCK SWITCH AND ACFT WAS RETURNED TO SERVICESDR CA081115001Control Head · contaminated(CAN) DURING APPROACH COM BECAME TEMPORARILY UNUSABLE DUE TO WATER CONTAMINATION IN COMM CONTROL HEAD. PART REMOVED AND DRIED OUT AND FUNCTION TESTED SERV, NO FURTHER PROBLEMS.SDR CA080630004Switch · shorted(CAN) NR 1 ENG STARTED TO ROTATE WHEN START ARM SWITCH SELECTED TO START POSITION, WHILE NR 1 START BUTTON NOT ENGAGED AND ATTEMPTING TO START NR2 ENG. NR 1 ENGINE START SWITCH FOUND SHORTING INTERMITTENTLY INTERNALLY WHEN START BUTTON IS ROCKED SIDE TO SIDE.SDR CA080214009Downlock Switch · defective(CAN) ON APPROACH, ON A FERRY FLIGHT AND WHEN GEARS SELECTED DOWN, THE LT GEAR DID NOT INDICATE DOWN AND LOCKED, LANDING WAS ABORTED. AFTER COMPLETING THE INDICATION, MALFUNCTION CHECKLIST, FOUND IN FACT THAT THE LT GEAR WAS DOWN AND LOCKED. FOR PRECAUTIONARSDR CA080109001Downlock Switch · inoperative(CAN) CREW REPORTED RT MLG GEAR UNSAFE LIGHT ILLUMINATED. REPLACED RT MLG DOWNLOCK SWITCH P/N BZE6-7RNT AND RETURNED TO SERVICE. (TC NR20080109001)SDR CA080214006Shaft · damaged(CAN) IN CRUISE AT 22,000 FEET, THE CREW OBSERVED A DROP IN RPM FOLLOWED BY A FIRE WARNING IN ENGINE NR1. THE FLIGHT CREW PULLED THE (E) HANDLE AND DISCHARGED THE (2) FIRE EXTINGUISHER BOTTLES. THE FLIGHT CREW THEN PROCEEDED, AFTER DECLARING AN EMERGENCY. THE SDR CA071026004Actuator · malfunctioned(CAN) DURING APPROACH WHEN LANDING GEARS SELECTED DOWN, THE LANDING GEARS UNLOCK LIGHT CAME ON, HOWEVER, NO NOSE WHEEL DOWN LIGHT CAME ON. THE CREW CONFIRMED VISUALLY GEAR NOT DOWN. AFTER A FEW CYCLES GEAR UP AND GEAR DOWN AND EMERGENCY UPLATCH RELEASE TO NO ASDR CA070906006Gearbox · unknown(CAN) NR 2 ENGINE OIL PRESSURE AND QUANTITY INDICATION BOTH SHOWED A DECREASE UPON REACHING CRUISE ALT. NR 2 ENGINE SHUTDOWN AND RETURNED TO DEPARTURE. NR 2 REDUCTION GEARBOX BEING REPLACED AND AIRCRAFT RETURNED TO SERVICE. (TC NR 20070906006)SDR CA070913004Tie Bolt · missing(CAN) DURING DAILY INSPECTION OF AIRCRAFT, THE NR3 MAIN WHEEL ASSEMBLY WAS FOUND TO HAVE 4 MISSING TIE BOLTS. THE WHEEL ASSEMBLY WAS REPLACED WITH A SERVICEABLE UNIT, AN AXLE INSPECTION WAS CARRIED OUT AND THE AIRCRAFT WAS RETURNED TO SERVICE. AFTER INVESTIGATSDR CA070817006Manifold · malfunctioned(CAN) DURING CRUISE, AT APPROXIMATELY 7000 FEET AND THE RETARDANT SYSTEM DE-ARMED, THE RETARDANT TANK CONTENTS EXITED THE TANK. THE CREW RETURNED TO BASE. MAINTENANCE TROUBLESHOT THE SYSTEM AND THE HYDRAULIC MANIFOLD FOR THE RETARDANT TANK WAS REPLACED. THE TSDR CA070816001Connector · unsecure(CAN) ENGINE NR 1 RPM UNSTABLE, REDUCED RPM TO 13,600. AIRCRAFT DIVERTED TO NEAREST AIRPORT. ENGINE WAS SHUTDOWN IN FINAL APPROACH, DUE TO RPM REDUCTION TO 13500 RPM. MAINTENANCE WAS SENT ON SITE AND FOUND THAT OIL PROPELLER FILLER PLUG WAS NOT SECURED PROPESDR CA070724008Relay · damaged(CAN) NR 1 ENGINE FAILED TO START DUE TO NO IGNITION. FOUND IGNITION RELAY P/N AH720 S/N CN-90127 FOUND CONNECTOR SEPARATED FROM BODY OF RELAY. RELAY REPLACED AND ENGINE GROUND RUN SERVICEABLE. (TC NR 20070724008)SDR CA070514049Governor · malfunctioned(CAN) WHILE ON CLIMB OUT, AFTER THE CREW MADE A ROUTINE SELECTION OF PROP SYNC, THE RT PROP/ ENGINE BEGAN TO CYCLE UNCONTROLLABLY. THE CREW SHUT IT DOWN AND RETURNED TO STATION. MAINTENANCE REPLACED THE RT PROP GOVERNOR AND THE A/C RETURNED TO SERVICE. (TC NRSDR CA070330003Relay · failed(CAN) DURING INSPECTION, THE FLAPS WERE SELECTED DOWN. THEY STOPPED MOVING APPROXIMATELY HALF WAY DOWN. THE FLAP SOLENOID CIRCUIT BREAKER WAS OBSERVED TO BE OPEN. UPON INVESTIGATION THE FLAP RELAY LOCATED IN THE GENERAL RELAY PANEL WAS FOUND TO HAVE FAILED. SDR I5HA0658008Clamp · disconnectedAFTER TAKEOFF, THE AIRCRAFT FAILED TO PRESSURIZE. THE CAPTAIN RETURNED TO DEPARTURE WITHOUT INCIDENT. SUBSEQUENT INSPECTION FOUND THAT THE EDC DISCHARGE DUCT HAD BECOME DISCONNECTED FROM THE EDC ALLOWING THE PRESSURIZATION AIR TO OVERBOARD. CORRECTIVE ACTIOSDR I5HA0358007Pump · failedON APPROACH, CREW REPORTED THE NR 1 PROP RPM INCREASE TO MAX RPM AND WOULD NOT CONTROL ENGINE SPEED. THE ENGINE WAS SHUT DOWN PRECAUTIONARY AND THE AIRCRAFT LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. ON LANDING INSPECTION OF THE PROPELLER INDICATEDSDR CA060817001Bolt · worn(CAN) THIS REPORT IS A FOLLOW-UP TO THE ORIGINAL VERBAL REPORT MADE IMMEDIATELY AFTER THE INCIDENT. THE AC LOST CONTROL OF THE NR 2 FUEL COORDINATOR AT THE TOP OF THE DECENT INTO YVR. THE (E) HANDLE WAS PULLED ON THE NR 2 ENGINE 5 MILES BACK FROM THE YVR APPRSDR CA060516008Wire Harness · chafedDURING INSTALLATION OF ELT REMOTE SWITCH WIRING, ROUTING OF THE WIRE BEHIND THE FORWARD RT EQUIPMENT SHELF, SEVERAL WIRES WERE FOUND CHAFING INTO THE WIRE BUNDLE THAT RUNS VERTICALLY BEHIND THE SHELF. THE WIRES WERE CHAFING ON THE BACK EDGE OF THE FLOOR. THSDR CA050823005Bearing · failed(CAN) WITH AN AIRCRAFT MECHANIC AND 2 FLIGHT ATTENDANTS ON BOARD, NR 1 ENGINE FLAMED OUT IN DESCENT, AIRCRAFT LANDED SAFELY AT AIRPORT. AFTER EVALUATION, THE POWER SECTION ACCESSORIES GEARBOX WAS FOUND AT FAULT, TOWER SHAFT BEARING (RR. IPC 72-60-00 FIG. 3 ISDR CA050823007Hook · failed(CAN) WITH AN AIRCRAFT MECHANIC AND 2 FLIGHT ATTENDANTS ON BOARD, THE REAR SERVICE DOOR OPEN WARNING LIGHT CAME ON AT 14,000 FEET. AIRCRAFT DEPRESSURIZE AND RETURN TO DEPARTURE. INVESTIGATION REVEALED THAT LOWER REAR HOOK WAS NOT GOING IN PLACE PROPERLY, DOOSDR CA050822006Door · open(CAN) ON DEPARTURE, ON TAKEOFF ROLL JUST AT THE POINT OF ROTATION THE MAIN ENTRANCE DOOR OPENED. THE CREW IMMEDIATELY RETURNED TO THE AIRPORT AND EXECUTED AN UNEVENTFUL LANDING. THE MAINTENANCE CREW INSPECTED THE DOOR AND SURROUNDING STRUCTURE, AND CHECKED THESDR CA050727004Selector · failedON APPROACH TO AIRPORT, THE THREE (3) MLG DOWN GREEN LIGHT DID NOT ILLUMINATE AFTER GEAR EXTENSION, THE HORN DID NOT SOUND AND THE RED GEAR UNSAFE LIGHT EXTINGUISHED. MAINTENANCE WAS UNABLE TO DUPLICATE THE SNAG ON GROUND, THE (LANDING) GEAR LEVER SWITCH WAS SDR CA050527007Switch · inoperativeON FINAL APPROACH TO MONTREAL, THE RT MAIN LANDING GEAR DOWN ANNUNCIATION LIGHT FAIL TO INDICATE. AFTER INVESTIGATION, THE DOWN MICROSWITCH WAS FOUND INOPERATIVE, UNIT REPLACED AND ADJUSTED IAW MAINTENANCE MANUAL. GEAR SWING C/O SERVICEABLE, AIRCRAFT RETURN SDR CA050506007Door · out of rig(CAN) AFTER IN-FLIGHT FAILURE OF EDC AND SUSEQUENT LOSS OF PRESSURIZATION, THE RT OVER-WING EMERGENCY EXIT DOOR FELL INTO CABIN AREA. AIRCRAFT DESCENDED TO 3000 ASL. AIRCRAFT LANDED WITH NO FURTHER INCIDENT, EDC WAS REPAIRED, EMERGENCY EXIT DOOR WAS INSPECTED SDR CA050406002Support · sheared(CAN) DURING ENGINE RUN, A VIBRATION WAS NOTED ON THE LT ENGINE. UPON INVESTIGATION MAINTENANCE CREW NOTED THAT THE TAIL PIPE SUPPORT WAS SHEARED. THE SUPPORT WAS REPLACED. THE ENGINE WAS GROUND RUN AND THE VIBRATION WAS STILL PRESENT. THE ENGINE WILL BE RSDR CA050117006Axle · failed(CAN) UPON TAXI TO PARKING, GROUND CREWS NOTICED THE NR 1 MAIN WHEEL WAS MISSING. UPON FURTHER INVESTIGATION, IT WAS DISCOVERED THAT THE NR 1 AXLE HAD SHEARED OFF, ALLOWING THE WHEEL TO DEPART THE A/C. THE WHEEL WAS FOUND JUST OFF OF THE TAXIWAY STILL ATTACHEDSDR CA041222020Heater · malfunctioned(CAN) ON CLIMB OUT, THE CREW EXPERIENCED MULTIPLE AVIONICS FAILIERS, INCLUDING BOTH COMMS, BOTH NAVS, BOTH TRANSPONDERS, AN ADF, AND AN RMI. THE A/C RETURNED TO BASE WITHOUT INCIDENT. THE CREW HAD COMMENTED THAT THE COCKPIT WAS VERY WARM PRIOR TO DEPARTSDR CA041104001Drain · obstructed(CAN) ON DEPARTURE, CARGO SMOKE DETECTOR LIGHT CAME ON WITH NO ODOR OR SMOKE IN COCKPIT. EMERGENCY DECLARE AND RETURNED AFTER 10 MINUTES AIR TIME. LIGHT EXTINGUISH DURING TAXI. CARGO CONTAINER AND A/C INSPECTED, NOTHING UNUSUAL DETECTED. PROBLEM TREATED LIKE ASDR CA051006001Fitting · cracked(CAN) AIRCRAFT RETURN TO BLOCK AFTER LOSS OF HYDRAULIC FLUID. AFTER INVESTIGATION MAINTENANCE FOUND FROM LT ENGINE DRIVE HYDRAULIC PUMP PRESSURE LINE AND AC HYDRAULIC PUMP, T-FITTING AT FS 319 CRACKED. THE FITTING WAS REPLACED, SYSTEM REPLENISHED AND LEAK CH
Back to Allison 501-D13D