Lycoming TIO-540-J2BD

Service difficulty reports · 868

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 = 'TIO540J2BD'
  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 1SMA2025F00255O-Ring · cutAFTER TAKEOFF, LANDING GEAR FAILED TO RETRACT (STUCK IN TRANSIT). RECYCLING LEVER TO DOWN ALSO FAILED; NO GREEN LIGHTS ILLUMINATED. VISUAL CHECK SHOWED NOSE GEAR STUCK IN A HALFWAY POSITION. PILOT EXECUTED EMERGENCY GEAR EXTENSION CHECKLIST AND SUCCESSFULLY DENov 2, 2025 · N4078J · Piper PA31350 · Hydraulic System, MainSDR 2025FA0000641Connecting Rod · failedNR 6 CONECTING ROD FAILED IN FLIGHT.Aug 16, 2025 · N312AK · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR 2025FA0000001Fitting · leaking45 INCH ALUMINUM PORTION OF THE FUEL HOSE ASSY FROM ACFT TO ENGINE FUEL PUMP APPEARS TO HAVE CRACKED, CAUSING FUEL TO SPRAY ON EXHAUST AND CAUSED AN INFLT FIRE.Jan 3, 2025 · N316AK · Piper PA31350 · Aircraft Fuel Distribution SystemSDR 2024FA0000457O-Ring · damagedLANDING GEAR WILL NOT LOCK ON EXTENSION. MANUALLY PUMPED GEAR DOWN AND LOCKED WITH THREE GREEN LIGHTS. WE FOUND THE RH ENGINE HYDRAULIC FILTER RESERVOIR LEAKING FROM THE O-RING. REMOVED HYDRAULIC FILTERS VERIFIED NO CONTAMINANTS AND REPLACED O-RING. THE HYJun 18, 2024 · N122AW · Piper PA31350 · Hydraulic System, MainSDR 1AZA2024021500032Magneto · intermittentLEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN GOOD FOR ABOUT FIVE MINUTES, LOST POWER AND CONTINUED THAT WAY, FUALT WAS CONFIRMED ON THE MAGENTO. Feb 13, 2024 · N122AW · Piper PA31350 · Magneto/DistributorSDR 1AZA202402160033Magneto · intermittentLEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN GOOD FOR ABOUT FIVE MINUTES, LOST POWER AND CONTINUED THAT WAY, FUALT WAS CONFIRMED ON THE MAGENTO. Feb 13, 2024 · N122AW · Piper PA31350 · Magneto/DistributorSDR 1SMA2023120408001O-Ring · dislodgedDURING APPROACH TO AIRPORT WHEN THE LANDING GEAR SELECTOR HANDLE WAS MOVED TO THE DOWN POSITION, THE RED GEAR UNSAFE LIGHT REMAINED ILLUMINATED, THE GEAR DOWN/LOCKED LIGHTS REMAINED EXTINGUISHED, AND THE NOSE GEAR COULD BE SEEN IN THE NACELLE MIRROR TO ONLY BENov 8, 2023 · N606JS · Piper PA31350 · Main Landing GearSDR ENHA LP233910Seal · leakingLEFT ENGINE BLUBBERED THEN DIED WHILE TURNING AROUND TO TAKEOFF. MECHANICS FOUND #1 CYLINDER SPARK PLUGS FOULED AND WET WITH GAS. MECHANICS REPLACED ALL PARK PLUGS ON LEFT HAND ENGINE. MECHANICS FOUND #1 INTAKE TUBE O-RING PINCHED AND ROLLED, MECHANICS REPLACMay 19, 2023 · N14AP · Piper PA31350 · Engine Exhaust SystemSDR 1AZA20210729001Landing Gear · collapsedAIRCRAFT WAS ON ROLLOUT DURING A NORMAL LANDING. THE LANDING GEAR INDICATED DOWN AND LOCKED. THE LANDING GEAR HANDLE HAD RETURNED TO NEUTRAL DURING THE LANDING GEAR EXTENSION PHASE. DURING ROLLOUT, THE LEFT MAIN LANDING GEAR COLLAPSED AND THE AIRCRAFT VEERESep 26, 2021 · N3VM · Piper PA31350 · Landing Gear Retraction/Extension SystemSDR CA190708014Bridal Cable · broken(CAN) PILOT REPORTED AUTOPILOT PITCHES NOSE UP 1000 FT/MIN. AUTOPILOT INITIALLY DEFERRED PER MEL. AME FOUND DURING TROUBLE SHOOTING THE PITCH SERVO BRIDLE CABLE HAD BROKEN, AND PART OF THAT CABLE WAS STUCK AROUND A MOUNTING FASTER FOR THE PITCH SERVO. SEE ATTAJul 4, 2019 · Piper PA31350 · Auto Flight SystemSDR CA190503022Isolation Mount · torn(CAN) LH ENGINE, UPPER OUTBOARD ISOLATION MOUNT, FORWARD ISOLATOR FOUND COMPLETELY TORN AND UNSERVICEABLE. THE REMAINING THREE ISOLATOR MOUNTS ARE DETERIORATED AND REQUIRE REPLACEMENT. THERE WAS NO INDICATION OF FAULT OR ABNORMAL OCCURRENCES. (TC# 20190503022)May 2, 2019 · Piper PA31350 · Engine Mount SectionSDR CA190506013Line · broken(CAN) CREW WENT TO SELECT GEAR DOWN AND THE GEAR DOORS WOULD NOT OPEN AND THE GEAR WOULD NOT RETRACT. AFTER MANY ATTEMPTS THE CREW LANDED IN XXXXX WITH THE GEAR UP. NO INJURIES HAPPENED AFTER RESULT OF LANDING. AFTER THE AIRCRAFT WAS REMOVED FROM THE RUNWAY ANApr 30, 2019 · Piper PA31350 · Hydraulic System, MainSDR CA190404004Skin · deformed(CAN) SKIN DEFORMATION BOTH SIDES AT STA. 237 FOUND AFTER REMOVING WINGTIPS, P/NS 45412-10 40585-13 (TC# 20190404004)Apr 1, 2019 · Piper PA31325 · Wing, Plate/SkinSDR 2019FA0000013Engine · malfunctionedLEFT-HAND ENGINE LOST PARTIAL POWER AND SUBSEQUENTLY BEGAN LEAKING OIL.Jan 17, 2019 · N3558X · Piper PA31350 · Engine (Reciprocating)SDR 3SVA20181116001Cylinder Head · crackedPILOT REPORTED ROUGH RUNNING ENGINE AFTER START UP. INVESTIGATION BY MAINTENANCE DETERMINED THAT THE #3 CYLINDER EXHAUST VALVE SEAT/VALVE HAD DROPPED OUT OF CYLINDER HEAD. LYCOMING FACTORY OVERHAULED ENGINE WITH 637.5 TSOH, 1646.2 TTSN.Nov 14, 2018 · N4087G · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR WVBA2017021300043Fitting · shearedON APPROACH, NOTICED THAT ONLY THE TWO MAIN GEAR INDICATOR LIGHTS INDICATED GREEN. THE NOSE GEAR INDICATOR LIGHT WAS NOT ILLUMINATED AND THE RED TRANSFER LIGHT WAS ILLUMINATED. T RECYCLED THE GEAR HANDLE, NO CHANGE TO THE MAIN OR THE NOSE GEAR POSITIONS. THE Feb 10, 2017 · N3589B · Piper PA31350 · Hydraulic System, MainSDR 1SMA201611250001Piston Ring · brokenDURING DESCENT, LT ENGINE CYLINDER HEAD TEMP FROM 390 DEGREES F TO APPROXIMATELY ONE NEEDLE WIDTH BELOW RED LINE OBSERVED. TO KEEP TEMP BELOW RED LINE, MIXTURE WAS GRADUALLY INCREASED UNTIL FULL RICH JUST BEFORE CHECKS. DURING CHECKS, LEFT ENGINE OIL PRESSURENov 25, 2016 · N108JL · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR 2016FA0000431Cylinder · failedEXCHANGE CYLINDER INSTALLED AND FAILED AFTER 1.3 HRS. POST INSPECTION OF CYLINDER REVEALED THAT THERE WAS PREVIOUS WELDING REPAIR TO UPPER SPARK PLUG AREA. CYLINDER WAS NOT PROPERLY REPAIRED AND INSPECTED BY REPAIR STATION. SPARK PLUG AREA CRACKED OUT CAUSIAug 22, 2016 · N1872E · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR 2016F00171Transceiver · burnedAFTER TAKING OFF, THE PILOT REPORTED AN ODOR DESCRIBED AS A HOT, BURNING ODOR LIKE MELTING WIRES COMING FROM THE INSTRUMENT PANEL. NO SMOKE WAS ENCOUNTERED AND NO EMERGENCY DECLARED, BUT THE PILOT ELECTED TO RETURN TO DEPARTURE. TROUBLESHOOTING ON THE GROUNDAug 18, 2016 · N4078J · Piper PA31350 · Weather Radar SystemSDR 2016F00154Cylinder · separatedDURING FLIGHT AJ100, APPROXIMATELY 10 MILES FROM DESTINATION, THE LEFT ENGINE SHUTTERED BRIEFLY AND ENGINE OIL WAS OBSERVED STREAMING FROM THE COWLING. THE PILOT FEATHERED THE LEFT PROPELLER AND IMMEDIATELY SHUTDOWN THE ENGINE. THE FLIGHT CONTINUED AND THE AIJul 21, 2016 · N59826 · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR ITJA2016041300001Cylinder · separatedWHILE APPROXIMATELY 10 MILES OUT FROM LANDING AIRPORT, THE CREW NOTICED FIRE SHOOTING THROUGH THE UPPER COWLING OF THE LT ENGINE. CREW SHUTDOWN ENGINE IN FLIGHT. VISUAL INSPECTION REVEALED THAT THE NR 2 CYLINDER HAD SEPARATED FROM THE ENGINE CASE DUE TO HOLDApr 7, 2016 · N45038 · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR CA151202005Points · loose(CAN) DURING TAKEOFF ON A SHORT RUNWAY THE LT QUICKLY LOST POWER AS IT WAS ABOUT TO ROTATE. THE TAKEOFF WAS ABORTED. UPON INSPECTION BOTH POINTS IN THE LT MAGNETO WERE FOUND LOOSE AND MISALIGNED. 1 SET OF POINTS WAS FOUND BURNED AND ARCED. A 500 HRS INSPECTNov 27, 2015 · Piper PA31350 · Magneto/DistributorSDR CA151116013Elt · false activation(CAN) AN UNCOMMANDED ELT ACTIVATION WAS REPORTED 11-NOV-2015. ELT, REMOTE SWITCH AND HARNESS WERE INSPECTED. CORROSION WAS FOUND ON THE HARNESS AT THE REMOTE SWITCH. CORROSION REMOVED AND SYS CONTINUITY CHECKED. FOUND SERVICEABLE. ELT & REMOTE SWITCH TESTENov 11, 2015 · Piper PA31350 · Emergency Locator BeaconSDR 3SVA20151008001Controller · burstRIGHT ENG DURING TAKEOFF ROLL BEGAN TO SURGE. PILOT ABORTED TAKEOFF & RETURNED TO RAMP. REPLACED DENSITY CONTROLLER, RAN ACFT FOR OPERATIONS & LEAK CHECK. RETURNED ACFT TO SERVICE.Sep 15, 2015 · N46FA · Piper PA31350 · Fuel StorageSDR CA150824005Pump · failed(CAN) THE RIGHT VACUUM PUMP HAS FAILED 4 TIMES IN ONE YEAR WITH THE AIRCRAFT FLYING ONLY 148 HOURS. TWO DIFFERENT AMOS HAVE TROUBLE SHOT THE SYSTEM AND THE PUMPS CONTINUE TO FAIL ON THE ONE SIDE ONLY.Aug 20, 2015 · Piper PA31350 · Vacuum Distribution SystemSDR CA150723005Cylinder · damaged(CAN) CYLINDER FAILED COMPRESSION TEST, AFTER DISASSEMBLY EXCESSIVE CARBIDE BUILD-UP WAS FOUND AROUND THE EXHAUST VALVE WITH SOME MINOR SCORING AROUND THE PISTON.Jul 23, 2015 · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR CA150702005Pump · failed(CAN) PILOT REPORTED LT PNEO LIGHT ILLUMINATED DURING FLIGHT. UPON INVESTIGATION MAINTENANCE FOUND THE SHAFT OF THE DRY AIR PUMP HAD SHEARED OFF. PUMP WAS REPLACED AND GROUND RUN CARRIED OUT SERVICEABLE.Jul 2, 2015 · Piper PA31350 · Pneumatic Distribution SystemSDR 2015F00076Valve Seat · dislodgedAFTER COMPLETING ROUTINE LANDING, PILOT NOTED THAT THE LT ENGINE WAS RUNNONG ROUGH ON GROUND WITH HIGH MANIFOLD PRESSURE AND THE LT FUEL FLOW INDICATED ZERO IN FLIGHT WHEN LEANED. ON INVESTIGATION, THE LEFT ENGINE CYLINDER NR 4 EXHAUST VALVE SEAT WAS DISLODGEJun 30, 2015 · N59764 · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR CA150519020Cylinder · damaged(CAN) DURING ROUTINE MAINTENANCE INSPECTION THE COMPRESSION TEST FOR THE LT ENGINE NR 2 CYLINDER WAS FOUND TO BE LOW. PILOTS DID NOT REPORT THAT THE ENGINE WAS RUNNING LOW. THE NR 2 CYLINDER ON THE LT ENGINE WAS DISASSEMBLED, INSPECTED TO THE DEGREE POSSIBLEMay 15, 2015 · Piper PA31350 · Reciprocating Engine Cylinder SectionSDR CA150220003Tailpipe · fractured(CAN) PILOTS REPORTED LEFT DE-ICE BOOT WAS NOT INFLATING. UPON INSPECTION THE DE-ICE LINE RUNNING THROUGH THE LT NACELLE WAS COMPLETELY MELTED. THE UPPER TAIL-PIPE COMING OUT OF THE TURBOCHARGE HAD SPLIT AND TORN, ALLOWING HOT EXHAUST GASES TO HIT THE FIREWAFeb 19, 2015 · Piper PA31350 · Exhaust TurbochargerSDR CA141114013Bearing · failed(CAN) TURBOCHARGER WAS LEAKING OIL INTO EXHAUST CAUSING SMOKE AFTER LANDING.Nov 14, 2014 · Piper PA31350 · Exhaust TurbochargerSDR CA141020003Crankcase · cracked(CAN) DURING MORNING CHECK, FOUND OIL IN THE ENGINE COWLING, INVESTIGATION DETERMINE TO HAVE A CRACK IN THE LOWER SECTION OF CYLINDER NR 3. THE CRACK IS LOCATED IN THE LOWER SECTION BETWEEN CYLINDER NR 3 & 5. THE CRACK IS FROM CYLINDER NR 3 DRAIN FITTING ANDOct 15, 2014 · Piper PA31350 · Reciprocating Engine Power SectionSDR CA141014020Wire · broken(CAN) LEFT GEAR WOULD NOT INDICATE DOWN AND LOCK DESPITE NUMEROUS EXTENSION ATTEMPTS AND EMERGENCY HAND PUMPING. ALL THREE LANDING GEAR BULBS TESTED SERVICEABLE. NO IN-TRANSIT LIGHT AND HANDLE RETURNED TO DOWN NEUTRAL. AIRCRAFT LANDED WITHOUT INCIDENT. BROKEOct 14, 2014 · Piper PA31350 · Landing Gear System WiringSDR CA141010015Injector · fod(CAN) DURING TAKE-OFF ROLL THE LT ENGINE FAILED TO DEVELOPE FULL POWER AT FULL THROTTLE SETTING. THE TAKE-OFF WAS REJECTED AND THE AIRCRAFT SNAGGED. UPON INSPECTION, SMALL UNKNOWN FOREIGN DEBRIS WAS FOUND IN CYLINDERS 1,3 & 5 FUEL INJECTOR NOZZLES. FUEL CONTROOct 7, 2014 · Piper PA31350 · Fuel Injector NozzleSDR EPUA2014100514Magneto · failedLEFT ENG, LT MAGNETO FAILED DURING FLIGHT. ACFT RETURNED TO BASE. REMOVED AFFECTED MAGNETO THAT HAD ACCUMULATED JUST 116.0 HOURS FROM FACTORY REBUILD. THIS REPORT IS ONE OF MANY FAILURES WE HAVE BEEN EXPERIENCING FROM FACTORY NEW REBUILT MAGNETOS. DETAILS Oct 5, 2014 · N3536B · Piper PA31350 · Magneto/DistributorSDR EPUA201409272014Magneto · failedDURING FLIGHT, THE RT ENG BEGAN TO RUN ROUGH, THE RT CYLINDER HEAD TEMP WAS HIGH. THE ENG WAS SHUTDOWN & FEATHERED AS A PRECAUTION. ACFT LANDED WITHOUT FURTHER INCIDENT. DETERMINED THAT THE LT MAGNETO ON THE RT ENG WAS DEFECTIVE, FURTHER DETAILS ABOUT THE MSep 27, 2014 · N4501B · Piper PA31350 · Magneto/DistributorSDR EPUA20140925001Magneto · failedLOSS OF POWER ON THE LT ENG. DETERMINED THAT THE LT ENG RT MAGNETO HAD FAILED. CHANGED OUT AFFECTED MAGNETO.Sep 25, 2014 · N3516A · Piper PA31350 · Magneto/DistributorSDR EPUA20140911001Valve · failedDURING FLIGHT, THE LT ENGINE BEGAN TO HAVE PROBLEMS, THE PILOT SHUTDOWN THE ENGINE & SECURED FOR OPERATION ON SINGLE ENGINE. ACFT LANDED UNEVENTFULLY. ON INVESTIGATION, DETERMINED THAT THE NR 1 CYLINDER INTAKE VALVE BROKE AND PUT A HOLE IN THE NR 1 CYLINDSep 11, 2014 · N44AC · Piper PA31350 · Reciprocating Engine Power SectionSDR 3SVA20140909001Downlock Switch · faultyLANDING GEAR DID GIVE A DOWN LOCK INDICATION ON THE LT MLG. PILOT PERFORMED TOWER FLY-BY & TOWER CONFIRMED ALL THREE LG VISIBLE. PILOT THEN MADE A HIGH SPEED PRECAUTIONARY LANDING & CONFIRMED ALL THREE LG DOWN & LOCKED. PILOT THEN LANDED THE ACFT.Sep 8, 2014 · N357SA · Piper PA31350 · Landing Gear Position and WarningSDR EPUA20140731001Unknown · odorPILOT REPORTED STRONG CHEMICAL SMELL IN CABIN. INSPECTED LT & RT ENG EXHAUST MUFFS FOR CRACKS AS WELL AS FRESH AIR FANS FOR DEFECTS. GND OPERATION OF AIR VENTILATION SYS WAS PERFORMED & NO DEFECTS OR ABNORMALITIES WERE FOUND.Jul 30, 2014 · N3536B · Piper PA31350 · Air Distribution SystemSDR MKHA2014FA0000065Impeller · seizedDURING CLIMBOUT, LEFT TURBOCHARGER EXPERIENCED AN INTERNAL FAILURE. PILOT RETURNED TO AIRPORT WITHOUT INCIDENT. TURBOCHARGER WAS REMOVED AND IT WAS DISCOVERED THAT THE IMPELLER WAS SEIZED.Feb 10, 2014 · N135PB · Piper PA31350 · Exhaust TurbochargerSDR BSYA201403Unknown · malfunctionedMOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED RT ENG OIL PRESS DROPPING & OIL TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITHOUT INCIDENT. MAINTENANCE IS INSPECTING.Jan 27, 2014 · N40919 · Piper PA31350 · Engine Oil System (Airframe Furnished)SDR BSYA201402Unknown · malfunctionedMOMENTS AFTER DEPARTURE FROM LWM, PILOT NOTICED LT ENG OIL PRESS DROPPING & TEMP RUNNING HIGH. PILOT NOTIFIED ATC, RETURNED BACK & LANDED SAFELY AT LWM WITHOUT INCIDENT. MAINTENANCE IS INSPECTING.Jan 24, 2014 · N40919 · Piper PA31350 · Engine Oil System (Airframe Furnished)SDR CA131219008Crankcase · cracked(CAN) DURING INSPECTION OF THE ENGINE, IT WAS NOTICED THAT THE RT LOWER FWD RADIUS OF THE RT CRANKCASE WAS CRACKED.Dec 12, 2013 · Reciprocating Engine Power SectionSDR ISCA2013071500001Wire · rotatedPILOT NOTED LEFT ALTERNATOR INOPERATIVE LIGHT ON IN ACFT DISCREPANCY LOG. MECHANICAL INSPECTION OF THE ALTERNATOR REVEALED THAT THE LOWER BRUSH LEAD CARRIAGE HELD IN PLACE BY A TERMINAL STUD AND NUT, HAD ROTATED FROM ITS ASSY POSITION TO A POSITION IN WHICH TJul 13, 2013 · N257SH · Piper PA31350 · DC Generator-AlternatorSDR 2013FA0000367Fan · unknownPILOT REPORTED VENT FAN FAILED IN FLIGHT. SMELLED SMOKE DURING CLIMB AFTER DEPARTURE. PILOT RETURNED TO DEPARTURE. BOTH VENT FANS WERE REMOVED, NEITHER SHOWING EVIDENCE OF MALFUNCTION. BOTH WERE OPERATED ON BATTERY POWER WHILE REMOVED FROM ACFT WITHOUT ANY Jun 24, 2013 · N59826 · Piper PA31350 · Air Distribution FanSDR CA130601001Hose · burst(CAN) MAIN LANDING GEAR HOSE BURST ON GROUND RUN UP. REMOVE ALL HOSES, INSPECTED ENDS IAW MANUAL 111, FIND 5 MORE DEFECTIVE HOSES, REPAIR AND PRESSURE TEST TO 3000 PSI, REINSTALL ON ACFT. TESTED SERVICABLE.May 31, 2013 · Piper PA31350 · Hydraulic System, MainSDR CA130531005Link · worn(CAN) DURING APPROACH, AFTER LANDING GEAR EXTENSION, NLG DOWN LOCK GREEN INDICATION DID NOT ILLUMINATE AND RED INTRANSIT LIGHT REMAINED ON. ABORTED APPROACH. AFTER LG RESELECTION ALL LG DOWN INDICATIONS WERE NORMAL. MAINTENANCE FOUND EXCESSIVE WEAR ON NLG IDLEMay 28, 2013 · Piper PA31350 · Nose/Tail Landing GearSDR 2013F00118Fork · brokenPN 41789-000, FORK, ATTACHES THE ACTUATOR TO THE MAIN GEAR RETRACTION ARM AND DOWNLOCK CABLE. IT FAILED DURING A CYCLE WITH NO PREWARNING OF ANY KIND. WE ARE ALWAYS DOING A WEEKLY CLEANING AND INSPECTION OF THE LANDING GEAR. THE ONLY WAY TO FIND THIS POINT May 20, 2013 · N200SJ · Piper PA31350 · Landing Gear Retraction/Extension SystemSDR CA130422011Controller · faulty(CAN) ON TAKEOFF, THE PILOT REPORTED THE ACFT VEERING VERY HARD TO 1 DIRECTION, THE TAKEOFF WAS ABORTED. FURTHER INSPECTION REVEALED THAT THE RT ENGINE WAS ACCELERATING NORMAL UNTIL 30" MANIFOLD PRESSURE AND THEN DROPPING OFF POWER BACK TO IDLE. MAINTENANCEApr 12, 2013 · Piper PA31350 · Reciprocating Engine Power Section
Back to Lycoming TIO-540-J2BD