Allison 501-D13 series

Service difficulty reports · 195

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 = '501D13'
  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.

SDR VGCA20231009001Clamp · brokenRH ENGINE ZONE 1 FIRE INDICATION AND LH ENGINE ZONE 2 FIRE INDICATION. FOUND RH TAILPIPE DISCONNECTED CAUSING RH ZONE 1 FIRE INDICATION. LH ZONE 2 FIRE INDICATION WAS FALSE WARNING CAUSE BY BAD DIODE.Oct 9, 2023 · N141FL · Cvac 580 · Engine Collector/Tailpipe/NozzleSDR VGCA20211119001None · noneDURING TAKE OFF, THE RH ENGINE RPM DROPPED TO 13,400. ENGINE RPM RECOVED WHEN PROP SYNC IS SELECTED OFFNov 19, 2021 · N171FL · Cvac 580 · Engine RPM Indicating SystemSDR VGCA20210606001Spar · corrodedRH WING REAR SPAR UPPER RAIL CORRODED NEAR WS 2 AND WS 3. PERFORMED BLENDOUT IN THIS LOCATION PER ENGINEERING REPAIRJun 6, 2021 · N171FL · Cvac 440 · Wing SparSDR VGCA20210606002Skin · gougedGOUGE/DENT IN RIGHT WING LOWER SURFACE SKIN BEWTEEN WS 3 AND WS 4. PERFORMED REPAIR PER ENGINEERING REPAIR DRAWING.Jun 6, 2021 · N171FL · Cvac 440 · Wing, Plate/SkinSDR VGCA20201125001Fire Loop · shortedZONE 3 (WHEEL WELL) FIRE WARNING ON NR 2 ILLUMINATED AFTER TAKE OFF. SHUT DOWN NR 2 ENGINE, DISCHARGED PRIMARY FIRE BOTTLES AND RETURNED TO KMIA.Nov 25, 2020 · N181FL · Cvac 440 · Smoke DetectionSDR CA190624019Landing Gear · binding(CAN) GEAR WAS SELECTED UP AND LEFT MAIN GEAR LIGHT REMAINED IN UNSAFE INDICATION. TRIED RECYCLING GEAR SEVERAL TIMES WITH NO LUCK, VISUALLY CONFIRMED GEAR WAS JAMMED IN A PARTIALLY UP POSITION. AIRCRAFT LANDED GEAR UP (TC# 20190624019)Jun 22, 2019 · Lkheed 188C · Landing Gear Retraction/Extension SystemSDR CA190521035Bungee · failed(CAN) MAIN GEAR FAILED TO RETRACT AFTER TAKEOFF. OBTAINED SPECIAL FLIGHT PERMIT #192632-5 FLEW AIRCRAFT TO RED DEER ALBERTA FOR MAINTENANCE. FOUND BROKEN BUNGEE ASSEMBLE, FWD DOOR MECHANISM AND REPLACED. DOOR HOOK BROKEN AS WELL DUE TO DOOR CLOSING FIRST AND PMay 19, 2019 · Lkheed 188LKHEED* · Landing Gear Door Retract SectionSDR VGCA20170919001Engine · overtempLEFT ENGINE INDICATED HIGH TEMPERATURES WHICH COULD NOT BE IMMEDIATELY CONTROLLED BY POWER LEVER, EVENTUALLY TIT INDICATION WERE RETURNED TO NORMAL PARAMETERS. CAUSE STILL UNDER INVESTIGATION.Sep 19, 2017 · N151FL · Cvac 580 · Engine (Turbine/Turboprop)SDR VGCA20161212001Engine · surgesNR 2 ENGINE SURGED UNCONTROLLABLY. PRECAUTIONARY SHUTDOWN.Dec 12, 2016 · N371FL · Cvac STC3405800 · Engine (Turbine/Turboprop)SDR CA150703011Engine · power loss(CAN) UPON COMPLETION OF BOMB RUN (AIRCRAFT WAS PERFORMING FIRE SUPPRESSION ACTIVITIES), CLIMB OUT WAS INITIATED. THE AIRCRAFT PASSED THROUGH AN ERUPTION IN THE FIRE CAUSING THE AIRCRAFT TO YAW CONSIDERABLE TO THE LEFT, BOTH THE NR 1 AND 2 ENGINES OVER TEMP WAJul 1, 2015 · Lkheed 188C · Engine (Turbine/Turboprop)SDR CA150702007Coupling · failed(CAN) SAFETY COUPLING ASSY. FAILED ON ENGINE START.Jun 28, 2015 · Lkheed 188LKHEED* · Engine (Turbine/Turboprop)SDR CA150625003Actuator · malfunctioned(CAN) THE NR 2 ENG LOST POWER ON THE OVERSHOT FROM A BOMB RUN & WAS SHUTDOWN, RETURNED TO BASE. FOUND THE NR 2 PROPELLER ROTARY ACTUATOR TO BE OVER TRAVELLING. REPLACED U S ACTUATOR WITH A SERVICEABLE UNIT & RETURNED THE ACFT TO SERVICE.Jun 24, 2015 · Lkheed 188A · Propeller Controlling SystemSDR CA150708009Solenoid · faulty(CAN) BOMB TANK DOOR OPENED (UNCOMMANDED) DURING FLIGHT. MAINTENANCE FOUND AND REPLACED 2 FAULTY HYDRAULIC VALVE SOLENOIDS . CORRODED WIRE CONNECTIONS AT THE NR 3 DOOR SOLENOID WERE ALSO FOUND AND REPAIRED.Jun 24, 2015 · Lkheed 188LKHEED* · Hydraulic System, MainSDR CA150519026Labyrinth Seal · leaking(CAN) WHILE DEPARTING A FIRE, A LOWER THAN NORMAL OIL QTY ON ENGINE NR 2 WAS INDICATED. A PRECAUTIONARY ENGINE SHUTDOWN WAS CARRIED OUT. MAINTENANCE REPLACED THE NR 2 ENGINE TURBINE DUE TO A SUSPECTED LABYRINTH SEAL LEAK.May 15, 2015 · Lkheed 188LKHEED* · Turbine SectionSDR CA150519030Fitting · cracked(CAN) LOST OIL PRESSURE IN NR 3 ENGINE ON TAXI AFTER LANDING. MAINTENANCE NOTED CRACK AT RGB OIL PRESSURE INLET FITTING, DEFECTIVE ENGINE WAS REMOVED FOR FURTHER INVESTIGATION, SERVICEABLE ENGINE INSTALLED, ACFT RETURNED TO SERVICE.May 15, 2015 · Lkheed 188C · Turbine Engine Oil SystemSDR CA150514003Wire · broken(CAN) DURING CLIMB AND CRUISE, THE FLIGHT CREW NOTED THE NR 4 ENGINE OIL QTY WAS LOW, INDICATING TWO GALLONS, A LOSS OF SIX GALLONS. NO SIGN OF FLUID LEAK WAS NOTED BUT A PRECAUTIONARY SHUTDOWN OF THE AFFECTED ENGINE WAS CARRIED OUT. DISCOVERED & REPAIRED A May 12, 2015 · Lkheed 188C · Engine Oil System WiringSDR CA150513002Clamp · failed(CAN) IN FLIGHT THE ACFT NR 2 ENG ZONE 1 FIRE WARNING LIGHT ILLUMINATED. THE FLIGHT CREW ACCOMPLISHED THE ENG FIRE DRILL & CHECKLIST PROCEDURES WHICH RESULTED IN A SHUTDOWN OF THE ENG. UPON SHUTDOWN, THE FIRE WARNING LIGHT EXTINGUISHED. THE FLIGHT CREW RETUMay 8, 2015 · Cvac 34030 · Engine Collector/Tailpipe/NozzleSDR CA150406006Tube · cracked(CAN) DURING TRAINING FLIGHT, BALKED APPROACH AND AFTER COMPLETING THE CLIMB CHECKLIST, IT WAS NOTED THAT THE HYD FLUID QTY IN HYD SYS 1 WAS VERY LOW. THE SYSTEM WAS SHUTDOWN IAW HYD SYSTEM MALFUNCTION, LOSS OF HYD FLUID CHECKLIST. IMMEDIATE RETURN FOR LANDIApr 2, 2015 · Lkheed 188C · Hydraulic System, MainSDR CA140910006Bearing · unserviceable(CAN) NUMBER 2 ENGINE RGB OIL PRESSURE INDICATION STARTED TO FLUCUATE, FOLLOWED SHORTLY BY, OIL PRESSURE LOW, WARNING LIGHT ILLUMINATING. SHORTLY THERE AFTER THE NR 2 OIL QUANTITY GAUGE WENT TO ZERO. NR 2 ENGINE WAS SHUTDOWN AND DIVERSION MADE TO NEAREST AIRAug 22, 2014 · Cvac 440 · Turbine SectionSDR CA140707015Valve · malfunctioned(CAN) ON TAKEOFF LOW HORSEPOWER, HIGH FUEL FLOW, AND HIGH T.I.T. WERE OBSERVED. TAKEOFF WAS ABORTED PRIOR TO BRAKE RELEASE. MAINTENANCE FOUND SPEED SENSE VALVE NOT CLOSING 5TH AND 10TH STAGES. VALVE REPLACED.Jul 3, 2014 · Lkheed 188A · Compressor Bleed ControlSDR CA140630026Reduction Gb · making metal(CAN) INCREASED CONSUMPTION OF OIL, LEAD TO INSPECTION OF RGB OIL SCREEN WHERE METAL PARTICLES WERE FOUND. ENGINE REMOVED FROM SERVICE.Jun 30, 2014 · Lkheed 188C · Turbine Engine Reduction GearSDR CA140702010Gasket · leaking(CAN) NR 2 HYD SYS LOST ALL FLUID QTY. ACFT RETURNED TO THE AIRPORT. INSPECTED NR 2 HYDRAULIC SYSTEM, LEAK FOUND AT FILTER HOUSING, LEAKING GASKET FOUND AND REPLACED.Jun 24, 2014 · Lkheed 188A · Hydraulic System, MainSDR CA140613005Tach Generator · malfunctioned(CAN) ON FIRE ACTION, NOTICED THE NR 2 ERPM GAUGE HAD BACKED OFF TO 13200 RPM. TIT, HP, FF AND HERTZ ALL READ NORMAL. THE MEL REQUIRES 4 ENGINE TACHOMETERS FUNCTIONING, ELECTED TO SHUTDOWN ENGINE 2 IAW SOP. SECURED ENGINE, COMPLETED ABNORMAL PREAMBLE AND 1 EJun 2, 2014 · Lkheed 188C · Engine RPM Indicating SystemSDR CA140613007Pump · failed(CAN) NR 1 HYDRAULIC SYS OVERHEAT LIGHT CAME ON IN FLIGHT COINCIDING WITH FAILED GENERATOR SDR 20140613006.May 9, 2014 · Lkheed 188C · Hydraulic Pump (Electric/Engine), MainSDR CA140613006Generator · failed(CAN) NR 3 GENERATOR TRIPPED, UNDER-SPEED, TWICE, LT OFF. TEAR DOWN REPORT.May 8, 2014 · Lkheed 188C · AC Generator-AlternatorSDR CA140423014Oil Cooler · malfunctioned(CAN) AFTER DEPARTURE, NR 2 ENGINE OIL TEMP WAS NOT CONTROLLABLE IN AUTO OR MANUAL MODE. ACFT RETURNED TO POINT OF DEPARTURE. NR 2 OIL TEMPERATURE WAS MAINTAINED IN LIMITS BY USING MINIMUM CRUISE SETTINGS. SYSTEM INSPECTED AND FOUND TO BE WITHIN AMM LIMITMar 26, 2014 · Cvac 340CVAC · Engine Fuel/Oil CoolerSDR CA131104014Hook · damaged(CAN) ON CLIMB OUT, THE CABIN PRESSURE WAS RELEASED OUT THE AFT SERVICE DOOR. THE ACFT DIVERTED TO THE NEAREST MAINTENANCE FACILITY WHERE MAINTENANCE DISCOVERED A DAMAGED DOOR HOOK AND AN UNATTACHED HOOK SPRING. THE HOOK WAS REPLACED AND THE SPRING WAS RE-ATTNov 1, 2013 · Cvac 340CVAC · Service DoorsSDR CA131015004Lever · cracked(CAN) DURING MAINTENANCE INSPECTION THE NLG DOWN LATCH LEVER WAS FOUND CRACKED. THE LEVER WAS REPLACED AND THE ACFT WAS RETURNED TO SERVICE.Oct 15, 2013 · Cvac 340CVAC · Nose/Tail Landing GearSDR CA130813004Controller · malfunctioned(CAN) NR 4 ENGINE RPM DECAYED TO BOTTOM OF NORMAL RANGE AT HIGH POWER DURING TAKEOFF, BOMBING BUT WAS NORMAL IN CLIMB AND CRUISE. AFTER TROUBLESHOOTING THE ROTARY ACTUATOR WAS REPLACED AND PROBLEM WAS FIXED.Aug 11, 2013 · Lkheed 188A · Propeller Controlling SystemSDR CA130729021Regulator · malfunctioned(CAN) PROPELLER FAILED TO GOVERN RPM IN FLIGHT. UPON ADVANCEMENT OF POWER FOR ASSOCIATED ENGINE FCU HAD TO LIMIT ENGINE RPM VIA FUEL TOPPING GOVERNOR. MAINTENANCE CREW REPLACED GOVERNOR VALVE OF PROPELLER AND COMPLETED A PITCH LOCK CHECK AND DETERMINED PROPEJul 26, 2013 · Lkheed 188A · Propeller Controlling SystemSDR CA130515013Fire Detector · malfunctioned(CAN) PILOTS REPORTED A ZONE 1 FIRE INDICATION APPROXIMATELY 20 MILES FROM THE AIRPORT WHILE INBOUND FOR LANDING. AFTER PULLING THE POWER BACK TO IDLE NO CHANGE. THEY E-HANDLED THE ENGINE AND THE INDICATION WENT OUT IMMEDIATELY. ON THE GROUND WE INSPECTED VIMay 14, 2013 · Lkheed 188A · Fire DetectionSDR CA130513023Transfer Tube · misinstalled(CAN) PROPELLER NOT REGULATING OIL PRESSURE IN FLIGHT. RPM WOULD SWING WITH POWER LEVER CHANGES. UPON INVESTIGATION IT WAS DISCOVERED THAT AN O-RING AND BACK-UP RING COMBINATION INSTALLED ON AN INTERNAL TRANSFER TUBE ASSY IN THE PROPELLER HUB WERE REVERSED CAMay 9, 2013 · Lkheed 188A · Propeller AssemblySDR CA120917016Engine · power loss(CAN) SECURED NR 1 ENGINE DURING CLIMBOUT. DURING CLIMBOUT, FLIGHT CREW HEARD A, POP/BANG. SCANNED ENGINE INSTRUMENTS AND NOTICED LOSS OF HORSEPOWER AND DECAYING RPM ON NR 1 ENGINE. E-HANDLED NR 1 ENGINE TO SHUTDOWN AND FEATHER PROPELLER. ABORTED THE LOAD Sep 13, 2012 · Lkheed 188C · Engine (Turbine/Turboprop)SDR CA120813031Fcu · malfunctioned(CAN) WITH ENGINES RUNNING ON GRID IN HIGH PILOT DOWN SHIFTED TO LOW. NR 1 ENGINE EXPERIENCED A LEAN FUEL BLOW OUT. THIS OCCURED TWICE. FCU REPLACED FUNCTION CHECKED. PROBLEM GONE.Aug 5, 2012 · Cvac 440 · Fuel Control/Turbine EnginesSDR CA120716012Fuel Control · malfunctioned(CAN) DURING CLIMB-OUT PHASE OF BOMBING RUN, WITH POWER LEVERS ADVANCED. CREW NOTICED HIGH TIT, LOW TORQUE AND ERRATIC RPM ON THE NR 2 ENGINE. AN ENGINE SHUTDOWN WAS EXECUTED AND THE ACFT RETURNED TO BASE. ACFT WAS 3 ENGINE FERRIED BACK TO HOME THE FOLLOWINGJul 12, 2012 · Lkheed 188C · Engine (Turbine/Turboprop)SDR CA120712001Solenoid Valve · failed(CAN) WHILE ADVANCING POWER LEVER ON CLIMB OUT ENGINE TORQUE WAS UN-RESPONSIVE. THIS WAS CAUSE BY A FAULTY PROPELLER GOVERNING SYS THAT CAUSED THE ENGINE RPM TO CLIMB UNTIL THE FCU OVERSPEED GOVERNOR SETTING WAS REACHED PRIOR TO THE FINAL POWER LEVER ADVANCEMJul 7, 2012 · Lkheed 188C · Propeller Controlling SystemSDR CA120517001Valve · faulted(CAN) THE AIRCRAFT TAKEOFF, LT PROPELLER ENCOUNTERED AN UNDERSPEED SITUATION. THE ACFT RETURNED TO DEPARTURE. THE AME TROUBLESHOT THE PROBLEM, WE FOUND THE PITCH LOCK VALVE AT FAULT. THE PITCH LOCK VALVE, PN 6506196 WAS REPLACED AND THE ACFT RETURNED TO SERVApr 24, 2012 · Cvac 440 · Propeller Controlling SystemSDR CA120404003Switch · failed(CAN) THE SNAG WAS REPORTED AS HAD A IN TRANSIT, UNSAFE GEAR LIGHT ON THE NLG AND LT MLG AFTER 45 SECONDS, BUMPED UP GEAR HANDLE UP TO ENSURE POSITIVE SELECTION, THEN WENT TO NEUTRAL, GEAR STAYED UP, WENT TO GEAR DOWN, GEAR CAME DOWN, 3 GREEN RETURNED TO BS TOMar 31, 2012 · Lkheed 188C · Landing Gear Retraction/Extension SystemSDR CA111115010Actuator · damaged(CAN) TANKER 484 HAD AN EXTERNALLY LEAKING RUDDER ACTUATOR. ON DIS-ASSEMBLY IT WAS DISCOVERED THAT THE PLUGS SERVING AS STOPS FOR A CYLINDER DIVIDER ASSEMBLY WERE BROKEN OFF. THIS COLLAR SERVED TO HOUSE O RINGS & SEPARATE HYD PRESSURES FROM SYSTEMS 1 & 2. BNov 15, 2011 · Lkheed 188C · Rudder ActuatorSDR CA111115011Cooler · wrong part(CAN) IMPROPER MAINTENANCE PERFORMED ON AIR-COOLER AND FUEL-COOLED, OIL COOLERS INFORMATION RECEIVED DURING A SUSPECTED UNAPPROVED PARTS INVESTIGATION REVEALED.Nov 15, 2011 · Lkheed 188LKHEED* · Engine Fuel/Oil CoolerSDR CA110829017Regulator · faulty(CAN) CREW REPORT - 800 DEGREE CHECKS OK, ADVANCED POWER AND STARTED TAKEOFF ROLE. TIT, FF AND POWER NORMAL, HOWEVER RPM INDICATION WAS DECAYING. TAKEOFF ABORTED AND ACFT TAXIED BACK TO BASE. TROUBLESHOOTING FOUND REGULATOR TO BE FAULTY. REGULATOR CHANGED.Aug 27, 2011 · Lkheed 188LKHEED* · Propeller Controlling SystemSDR CA110714001Engine · malfunctioned(CAN) TAXIING TO TANKER BASE AFTER LANDING. ENGINE SHIFT-DOWN WAS SELECTED MOMENTARILY BY AIRCREW, HOWEVER ENGINE SPEED SOLENOID SWITCH WAS NOT GIVEN TIME TO LATCH. ENGINE RPM HAD SPOOLED DOWN TO "LOW" AND THEN IMMEDIATELY SPOOLED BACK UP. AIRCREW NOTICED A Jul 12, 2011 · Lkheed 188C · Engine (Turbine/Turboprop)SDR CA110602005Pulley · brokenDURING INITIAL TAXI FOR A MX TEST FLIGHT, THE FLIGHT CREW RECEIVED A FLAP ASYMMETRIC WARNING. THE ACFT WAS RETURNED TO THE HANGAR WHERE UPON INITIAL INVESTIGATION IT WAS FOUND THAT THE RT FLAP ASYMMETRIC CABLE LOCATED IN THE RT FLAP BAY WAS BROKEN WITH SIGNS OJun 1, 2011 · Lkheed 188A · Trailing Edge Flap Control SystemSDR CA101129006Arm · damagedDURING CLIMB-OUT FROM AIRPORT, THE PILOT REPORTED THAT THE GEAR UNLOCK LIGHT WAS ON AND SUSPECTED THE NLG AT FAULT. THEY COULD SEE DAYLIGHT THROUGH OUT THE VIEWING WINDOW WITH THE RED DOWNLOCK MARKS. AFTER A FEW GEAR UP AND DOWN SELECTIONS WITH NO SUCCESS, TNov 25, 2010 · Cvac 440 · Landing Gear Retraction/Extension SystemSDR CA100531005Nut · brokenAFTER TAKEOFF FOR A FIRE DISPATCH , THE NR 1 FIRE LIGHT AND BELL SOUNDED. THE LIGHT AND BELL QUIT AFTER THE POWER WAS REDUCED FROM TAKEOFF POWER. AFTER LANDING , MX FOUND THAT THE POWER TURBINE ON THE NR 1 ENGINE HAD FAILED. THE NEXT DAY THE ACFT WAS FLOWN OMay 18, 2010 · Lkheed 188A · Turbine SectionSDR CA091118005Compressor · damaged(CAN) ON START UP, ENG NR 2 IN HIGH SPEED WITH ALL THE PARAMETERS STABILIZED, WHEN CLEARED TO START NR 1 ENG, A LOUD BANG WAS HEARD FOLLOWED BY ENG FIRE WARNING AND BELLS IN ZONE NR 2. FLAMES COMING OUT OF ENG COWLS, FIRE ON GROUND DRILL EXECUTED, FIRE WENT OUNov 11, 2009 · Cvac 340CVAC · Turbine Engine Compressor SectionSDR VGCA20090928Fuel Control · malfunctionedFLAMEOUT OF NR 2 ENGINE DUE TO MECHANICAL MALFUNCTION OF FUEL SHUTOFF IN FUEL CONTROL.Sep 28, 2009 · N171FL · Cvac 580 · Fuel Control/Reciprocating EnginesSDR CA090904012Engine · making metalON CHECKING ENG OILS MX NOTICED NR 3 ENG TOOK MORE OIL THAN NORMAL, THEY NOTICE OIL COMING SCAVAGE PUMP DRAIN LINE. GEAR BOX FILTER CHECKED AND ABNORMAL METAL FILINGS WERE FOUND. ACFT WAS 3 ENG FERRIED TO MX FACILITY.Sep 4, 2009 · Lkheed 188LKHEED* · Engine (Turbine/Turboprop)SDR CA090824011Brush Block · wornON RETURN NR4 ENG RPM DROOPED TO 13,600. WHILE REVIEWING CHECKLIST FOR POSSIBLE ENG SHUTDOWN, ENG DROOPED TO 13,450 AND BEGAN TO HAVE HORSEPOWER SURGES. ENG WAS SHUTDOWN AND SECURED. IAW SOP’S (PROP GOVERNOR WAS CHANGED AND ACFT GROUND RUN AND RETURNED TO SERAug 24, 2009 · Lkheed 188C · Propeller Controlling SystemSDR VGC2009F00001Spar · corrodedCORROSION OF LT HORIZ STABILIZER REAR SPAR. (K)Aug 20, 2009 · N151FL · Cvac 340CVAC · Horizontal Stabilizer, Spar/Rib
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