Piper PA-31

Service difficulty reports · 517

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 aircraft_model_key = 'PA31'
  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 CA080618008Pump · inoperative(CAN) WHEN POWER WAS APPLIED THE PUMP WOULD OPERATE UNLESS IT WAS TAPPED WITH A HAMMER. PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. WILL SUPPLY HOURS ON THE PUMP IN THE NEXT FEW DAYS.Jun 4, 2008 · Piper PA31 · Engine Fuel PumpSDR CA080707010Worm Gear · worn(CAN) WHILE INSP, IT WAS NOTICED THAT BOTH FLAP TRANSMISSION WERE WORN OUT OF LIMITS. OVERHAULED FLAP TRANMISSIONS WERE INSTALLED. THEY WERE BOTH WITHIN LIMITS AT THE LAST INSP. ONCE THEY START TO WEAR THEY REALLY WEAR FAST.May 16, 2008 · Piper PA31 · Trailing Edge Flap Control SystemSDR CA080707008Spinner · cracked(CAN) WHILE DOING AN INSP, PROP SPINNER WAS FOUND CRACKED. THE CRACK STARTED FROM THE THE SCREW HOLES. A NEW SPINNER WAS INSTALLED AND THE PROP WAS BALANCED.Apr 7, 2008 · Piper PA31 · Propeller Spinner SectionSDR CA080331009Cylinder · cracked(CAN) DURING A ROUTINE INSP, THERE WAS EVIDENCE OF A CRACK LOCATED AROUND THE INTAKE HSG. THE VALVE COVER WAS REMOVED AND FURTHER VISUAL INSP REVEALED THE INTAKE VALVE WAS HITTING THE SIDE OF THE INTAKE HOUSING. WE FEEL THE CONSTANT HITTING OF THE HOUSING CAUSMar 20, 2008 · Piper PA31 · Reciprocating Engine Cylinder SectionSDR CA080215008Pump · erratic(CAN) RT ENGINE DRIVEN FUEL PUMP REPLACED DUE TO ERATIC PRESSURE INDICATIONS. (TC NR 20080215008)Feb 9, 2008 · Piper PA31 · Engine Fuel PumpSDR CA080215007Bolt · broken(CAN) DURING A ROUTINE INSP OF THE ELEVATOR STOPS. WHEN THE DOWN STOP WAS PHYSICALLY TEST FOR SECURITY THE BOLT HEAD POPPED OFF. UPON CLOSER INSP THE BOLT WAS CRACKED AND WAS BEING HELD IN PLACE BY THE NORMAL ELEVATOR DOWN PRESSURE. NO OTHER DAMAGE WAS NOTED, Feb 9, 2008 · Piper PA31 · Elevator StructureSDR CA071123001Bearing · failed(CAN) DURING A RT ENGINE INSPECTION AN EXHAUST STAIN WAS WAS NOTICED IN THE AREA OF THE TURBOCHARGER. UPON CLOSER INVESTIGATION, IT WAS DISCOVERED THAT THE TURBOCHAGERS EXHAUST BEARING SEAL BETWEEN THE COMPRESSOR AND TURBINE HAD FAILED. THE TURBO WAS REPLACEDNov 20, 2007 · Piper PA31 · Exhaust TurbochargerSDR CA071030008Indicator · erratic(CAN) DURING RUN-UP, OIL TEMP INDICATOR DROPPED OFF SCALE. THEN WENT BACK TO NORMAL INDICATION. THE ERATIC OPERATION COULD BE INDUCED BY ENERGIZING DIFFERENT ELECTRICAL EQUIPMENT. HOURS IN USE, NONE AT THIS TIME.Oct 25, 2007 · Piper PA31 · Engine Temperature Indicating SystemSDR CA071114001Housing · failed(CAN) MOTOR ATTACH BOLT PULLING OUT OF HOUSING. NOT AN INFLIGHT SAFETY CONCERN. (TC NR 20071114001)Oct 22, 2007 · Piper PA31 · Starter-GeneratorSDR CA071023007Pump · inoperative(CAN) WHILE PERFORMING AN COMPRESSION TEST, THE ENGINEER HEARD A SQUEAKING AS THE PROP WAS BEING ROTATED. THE SOURCE WAS INDENTIFED COMING FROM THE VACUUM PUMP. PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. (TC NR 20071023007)Oct 22, 2007 · Piper PA31 · Vacuum Distribution SystemSDR CA070924001Pump · weak(CAN) RT ENGINE DRIVEN PUMP WEAK. (TC NR 20070924001)Sep 24, 2007 · Piper PA31 · Engine Fuel PumpSDR CA070909002Pump · faulty(CAN) DURING START UP THE ENGINE WOULD NOT MAINTAIN FUEL PRESSURE AT 700 RPM. ENGINE WOULD NOT SUSTAIN POWER AT 2000 RPM AND PRESURE DROPS AND ENGINE QUITS. ENGINE DRIVEN FUEL PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. ENGINE WAS PREVIOUS OVERHAULED ASep 4, 2007 · Piper PA31 · Engine Fuel PumpSDR CA070807004Pin · sheared(CAN) PARKING BRAKE VALVE STOP PIN IN THE OFF POSITION WAS SHEARED OFF CAUSING THE BRAKE LEVER TO GO PAST THE STOP POSITION. THIS CAUSE THE BRAKE TO BE IN A ON POSITION. ON LANDING THE PILOT TESTED HIS BRAKES BY PUMPING THE BRAKES AND BECAUSE THE LEVER WAS PASAug 1, 2007 · Piper PA31 · Landing Gear Brake SystemSDR CA070814004Bowl · leaking(CAN) THE RT POWERPACK FILTER BOWL HAD A HYDRAULIC LEAK IN FLIGHT, THE POWERPACK WAS PARTIALLY EMPTY. THE LANDING GEAR WAS MANUALLY DESCENDED AND THE PILOT DECLARED AN EMERGENCY. MECHANIC REPLACED FILTER ASSY (460635) WITH O-RING (MS 28778-16) THE POWER PACKJul 18, 2007 · Piper PA31 · Hydraulic System, MainSDR CA070713003Servo · leaking(CAN) FUEL INJECTOR SERVO ON LT ENGINE FOUND TO HAVE AN INTERNAL LEAK AND WOULD NOT SHUTDOWN PROPERLY. SERVO WAS REMOVED AN OVERHAULED UNIT INSTALLED ENGINE GROUND RUN. (TC NR 20070713003)Jul 6, 2007 · Piper PA31 · Fuel Injector NozzleSDR CA070606006Cylinder · damaged(CAN) LT ENGINE, NR 5 CYLINDER WAS FOUND TO HAVE LOW COMPRESSION DURING THE INSPECTION PROCESS. EXCESSIVE AIR WAS PASSING THE RINGS. CYLINDER WAS FOUND TO BE GLAZED. CYLINDER WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE. WILL UPDATE WITH CYLINDER HOURS. (TCJun 1, 2007 · Piper PA31 · Reciprocating Engine Cylinder SectionSDR CA070503005Drive Gear · failed(CAN) LT ENGINE FAILED IN CRUISE FLIGHT. AIRCRAFT RETURNED TO BASE. ENGINE REMOVED AND REPLACED. THE ACCESSORY CASE WAS REMOVED AND FOUND THAT THE CRANKSHAFT DRIVE GEAR HAD FAILED (TEETH STRIPPED OFF DRIVE GEAR). (TC NR 20070503005)Apr 13, 2007 · Piper PA31 · Reciprocating Engine Power SectionSDR CA070327008Engine · failed(CAN) ENGINE FAILURE, PROP STOPPED IN FLIGHT. NO EXTERNAL DAMAGE TO ENGINE. SUSPECT CRANKSHAFT FAILURE. (TC NR 20070327008)Mar 12, 2007 · Piper PA31 · Engine (Reciprocating)SDR FCPR20070005Diaphragm · bindingENGINE RUNS RICH, FOUND SERVO DIAPHRAGM BALL OFF SEAT IN THE CENTER CAUSING EXTREEM RICH CONDITIONFeb 22, 2007 · N539M · Piper PA31 · Fuel Controlling SystemSDR CA070126009Bolt · broken(CAN) WHILE TAXIING, THE UPPER TORQUE LINK BOLT BROKE WHICH ALLOWED THE LT MAIN WHEEL TO TURN SIDEWAYS. (TC NR 20070126009)Jan 18, 2007 · Piper PA31 · Wheel/Ski/FloatSDR CA070118004Plate · cracked(CAN) PROPELLER RECEIVED FROM CUSTOMER FOR ROUTINE OVERHAUL. PROPELLER DISMANTLED, PARTS NDT INSPECTED AND CRACK FOUND. NO AD`S OR BULLETIN`S ON THAT PART. (TC NR 20070118004)Jan 12, 2007 · Piper PA31 · Propeller AssemblySDR CA061217001Torque Link · broken(CAN) THE PILOT REPORTED NOTICING A VIBRATION DURING TAXI BUT ATTRIBUTED IT TO RUNWAY CONDITION. IN FLIGHT HE WAS UNABLE TO RETRACT THE LANDING GEAR. UPON LANDING HE WAS UNABLE TO EXECUTE TURNS. AFTER DEPLANING HE FOUND THE FORWARD LUG ON THE UPPER TORQUE LIDec 16, 2006 · Piper PA31 · Main Landing GearSDR CA061011003Controller · defective(CAN) DURING A FLIGHT, THERE WAS A LOSS OF LT ENGINE OIL PRESSURE. THE AFFECTED ENGINE WAS SHUTDOWN AND AN UNSCHEDULED LANDING ACCOMPLISHED. AFTER INVESTIGATION, THE DENSITY CONTROLLER WAS FOUND DEFECTIVE. THE SEAL WAS RUPTURED ON THE (INTAKE) SIDE AND OIL WASSep 27, 2006 · Piper PA31 · Engine (Turbine/Turboprop)SDR 2006FA0000969Shutoff Valve · leakingDURING ANNUAL INSPECTION FOUND FUEL LEAKING AROUND DIAPHRAGM JOINT. PART MADE BY DURING FIRST QUARTER OF 2001. PN A23D04, 7.5 PSI, 24 VOLT. (K)Sep 27, 2006 · N16SC · Piper PA31 · Heating SystemSDR CA060726005Oil Filter · leaking(CAN) DURING POST RUN UP INSPECTION OF REGULAR INSPECTION APPROXIMATE ONE FLUID OZ OF OIL WAS NOTED LEAKING FROM THE NEWLY INSTALLED OIL FILTER. IT IS SUSPECTED THAT A SIMILAR DEFECT BUT OF LESSER DEGREE MAY NOT BE PICKUP BY POST RUN UP INSPECTION AND MAY CAUSJul 24, 2006 · Piper PA31 · Turbine Engine Oil SystemSDR CA060524004Pump · failed(CAN) PILOT REPORTED RT FUEL BOOST PUMP UNSERVICEABLE. TROUBLESHOOTING FOUND POWER TO THE PUMP. WHEN THE PUMP WAS CHECKED, THERE WAS NO CONTINUITY THROUGH THE PUMP. THE REPLACMENT PUMP WAS CHECKED AND FOUND TO HAVE 13 OHMS. (TC NR 20060524004)May 21, 2006 · Piper PA31 · Fuel Boost PumpSDR CA080717004Friction Disc · worn(CAN) GENERATOR FRICTION DISC WAS WORN OUT AND WAS ALLOWING THE STARTER GENERATOR SHAFT TO WHIP ABOUT 6000 RPM (OPERATING RANGE)May 17, 2006 · Piper PA31 · Starter-GeneratorSDR CA060524006Pump · low pressureDURING GROUND RUN, FUEL PRESSURE OUTPUT FROM THE LEFT ENGINE WAS BELOW NORMAL, AND WOULD FLUCTUATE AT LOWER IDLE SPEEDS. THE FUEL SERVO SCREEN WAS CHECKED DURING THE INSPECTION AND BITS OF METAL WERE FOUND. THE PUMP WAS REMOVED AND WHEN THE DRIVE SPLINE WAS May 14, 2006 · Piper PA31 · Engine Fuel PumpSDR CA060524005Turbocharger · leakingDURING INSPECTION, OIL WAS FOUND IN BOTH THE COMPRESSOR AND TURBINE SECTIONS OF THE TURBO. THIS INDICATES THAT THE CENTER SECTIONS OIL SEALS WERE FAILING.May 14, 2006 · Piper PA31 · Exhaust TurbochargerSDR CA060526002Bypass Valve · crackedRIGHT ENGINE NOT DEVELOPING INCHES OF HG. AFTER RUN-UP AND ATTEMPTED TO ADJUST DENSITY CONTROLLER, WASTEGATE (VALVE - EXHAUST BYPASS) WAS CHECKED AND BUTTERFLY VALVE FOUND TO BE ROTATING FREELY ON ITS SHAFT. AFTER REMOVAL OF SAID PART, THE WASTEGATE VALVE WAApr 6, 2006 · Piper PA31 · Exhaust TurbochargerSDR 2006FA0000391Brake Disc · crackedFOUND CRACK IN BRAKE DISC ON OUTER EDGE. CRACK STARTED ON THE (P) IN PARKER FROM THE STAMPED NAME, MODEL, DATE, AND SN. WHEN STAMPED COULD HAVE CAUSED A STRESS CRACK. THE USE OF AN INK STAMP WOULD NOT CAUSE ANY STRESS ON THE DISC. (K)Mar 29, 2006 · N9007Y · Piper PA31 · Wheel/Ski/FloatSDR AU510001982Cylinder · crackedLT ENGINE NR 5 CYLINDER CRACKED AROUND TOP.Dec 12, 2005 · Piper PA31 · Reciprocating Engine Cylinder SectionSDR AU510001879Rod End · brokenLT MAIN LANDING GEAR RETRACTION ACTUATOR ROD END BROKEN. FURTHER INVESTIGATION OF THE NOSE LANDING GEAR AND RT MAIN LANDING GEAR ACTUATOR ROD ENDS FOUND SLIGHT BENDING IN THE THREADED AREA OF THE NLG ROD END.Dec 12, 2005 · Piper PA31 · Landing Gear ActuatorSDR AU510001668Rod End · failedRT MAIN LANDING GEAR ACTUATOR RODEND FAILED. RT MAIN LANDING GEAR WOULD NOT EXTEND AND THE AIRCRAFT MADE A WHEELS UP LANDING.Dec 12, 2005 · Piper PA31 · Landing Gear ActuatorSDR CA051207003Pump · low pressurePILOT NOTICED LOW FUEL PRESSURE ON APPROACH. UPON FURTHER INVESTIGATION, MAINTENANCE DETERMINED THAT THERE WAS FUEL LEAKING PAST THE RELIEF VALVE WHICH AT A LOW ENGINE RPM WOULD GIVE LOW FUEL PRESSURE.Dec 1, 2005 · Piper PA31 · Engine Fuel PumpSDR CA051114003Channel · cracked(CAN) DURING ROUTINE MAINTENANCE A CRACK WAS NOTICED EXTENDING FROM THE BOLT HOLE. THIS IS THE BRACKET THAT IS RIVETED TO THE WING AND THE DOOR ACTUATOR ATTACH POINT. SUSPECT THAT THE FLAW WAS A RESULT OF THE DOOR BEING RIGGED TOO TIGHT FOR SOMETIME. THE BRACNov 28, 2005 · Piper PA31 · Landing Gear DoorsSDR CA051130011Drive Assy · shearedIN CRUISE, WHEN LT ENGINE LOST POWER. CREW RETARDED THROTTLE AND CALLED ATC. DURING THIS TIME, DISCOVERED NO FUEL PRESSURE INDICATED ON LT ENGINE AND SELECTED BOOST PUMP ON. REGAINED FULL POWER AND LANDED AT THE CLOSEST PRACTICAL AIRPORT. INVESTIGATION REVNov 25, 2005 · Piper PA31 · Engine Fuel PumpSDR CA051114004Bracket · crackedPREVIOUSLY REPAIRED BRACKET DISCOVERED CRACKED AT BOLT HOLE. THIS PART IS RIVETED TO THE TOP OF THE WING IN THE WHEEL WELL. SUSPECTED CAUSE OF THE DEFECT IS TOO MUCH STRAIN ON THE PART OVER TIME DUE TO AN IMPROPERLY RIGGED LANDING GEAR DOOR ACTUATOR.Nov 14, 2005 · Piper PA31 · Landing Gear DoorsSDR AU510001699Bearing · failedLT ENGINE RT MAGNETO FAILED. INVESTIGATION FOUND THE MAGNETO BEARING HAD COLLAPSED. HEAT GENERATED DISCOLORED THE CAM ASSEMBLY AND MELTED THE PLASTIC BLOCK ON THE CONTACT ASSEMBLY CAUSING THE CONTACTS TO STAY CLOSED. SUSPECT CAUSED BY INCORRECT LUBRICATION Nov 7, 2005 · Piper PA31 · Magneto/DistributorSDR AU510001590Bowl · failed(AUS) LT HYDRAULIC FILTER BOWL FAILED ALLOWING LOSS OF FLUID TO THE LEVEL OF THE ENGINE DRIVEN PUMP STANDPIPE. (CASA NR 510001590)Nov 7, 2005 · Piper PA31 · Hydraulic Filter, MainSDR CA060328003Skin · corrodedON DE-ICER BOOT REPLACEMENT DUE TO WEAR AND CONDITION FOUND LT WING AND LT HORIZONTAL STAB LEADING EDGE SKINS CORRODED. THERE WERE HOLES THROUGH THE METAL. SKINS WERE BEYOND REPAIR AND HAD TO BE REPLACED. RT SIDE WAS FOUND OK.Oct 15, 2005 · Piper PA31 · Wing, Plate/SkinSDR CA060119002Case · crackedIN FLIGHT AT LOW CRUISE SETTING, PILOT REPORTED HEARING A BANG, FELT A "SHUTTER", AND EXPERIENCED A LOSS OF POWER IN THE LEFT ENGINE. ENGINE WAS SHUT DOWN, PROP FEATHERED, AND AIRCRAFT LANDED SAFELY. THE ENGINE CASE WAS FOUND CRACKED. THE ENGINE WAS REPLACEOct 12, 2005 · Piper PA31 · Reciprocating Engine Power SectionSDR AU510001889Rod End · failedRT MAIN LANDING GEAR ACTUATOR ROD END FAILED. FOLLOWING REPLACEMENT OF THE RODEND, THE RT MAIN LANDING GEAR COULD NOT BE RIGGED DUE TO EXCESSIVE WEAR IN THE DRAG LINK BUSHES AND BOLTS AND THE DOWNLOCK HOOK AND PIN. GEAR WAS RERIGGED FOLLOWING REPLACEMENT OF Oct 7, 2005 · Piper PA31 · Landing Gear ActuatorSDR CA051005012Cylinder · cracked(CAN) LT ENGINE SPRUNG HUGE OIL LEAK, WAS SHUTDOWN IN FLIGHT. ENGINE FEATHERED. A/C WAS EN-ROUTE. A/C MAINTAINED ALTITUDE, CONTINUED AND LANDED SAFELY. LT ENGINE NR 6 CYLINDER WAS PULLED AND FOUND HAVE ALMOST CRACKED IN HALF AROUND BASE OF CYLINDER. CYLINDER WOct 4, 2005 · Piper PA31 · Reciprocating Engine Cylinder SectionSDR CA051003012Turbocharger · failed(CAN) SAW SMOKE DURING FLIGHT. RETURN TO BASE.Sep 16, 2005 · Piper PA31 · Exhaust TurbochargerSDR CA050516006Seal · leaking(CAN) DURING ENGINE RUN-UP AND SUBSEQUENT CHECK FOR FUEL AND OIL LEAKS, AFTER A ROUTINE ENGINE CHANGE, AN OIL LEAK WAS FOUND IN THE VICINITY OF THE TURBOCHARGER. FURTHER INVESTIGATION REVEALED THAT THE OIL WAS COMING THRU ONE OF THE SEALS ON THE EXHAUST SIDE OMay 15, 2005 · Piper PA31 · Exhaust TurbochargerSDR 2005FA0000711Fitting · crackedFUEL LINE FITTING CRACKED AT THE INLET TO THE FUEL PUMP. CRACK WAS LOCATED IN THE BEND RADIUS (45 DEGREE FITTING)OF A STRATOFLEX HOSE ASSEMBLY. FUEL WAS SPRAYING FROM THE FITTING AFT TOWARDS THE TURBO AND CAUSED AN ENGINE FIRE IN FLIGHT, LT ENGINE.May 12, 2005 · N975DC · Piper PA31 · Aircraft Fuel Distribution SystemSDR AU510001854Attach Bracket · crackedRT AILERON CRACKED IN AREA OF CONTROL ROD/SPAR ATTACHMENT BRACKET. FOUND DURING COLOR CONTRAST DYE PENETRANT INSPECTION IAW AD/PA31/118.May 9, 2005 · Piper PA31 · AileronsSDR AU510001539Cylinder · failedRT ENGINE METAL CONTAMINATION. INSPECTION FOUND NR 3 CYLINDER AND PISTON DAMAGED. SUSPECT CAUSED BY DETONATION.May 4, 2005 · Piper PA31 · Reciprocating Engine Cylinder SectionSDR CA050512006Pump · failedFUEL PUMP ERRATIC, LOSING PRESSURE.Apr 19, 2005 · Piper PA31 · Engine Fuel Pump
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