Piper PA-31T

Service difficulty reports · 211

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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 = 'PA31T'
  ORDER BY difficulty_date DESC"

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SDR 2025FA0000745Bearing · detachedDURING EVENT 1 AND 2 INSPECTION, FOUND RUDDER PEDAL TORQUE TUBE SUPPORT BEARING PN: 41473-00 TO BE LIFTED OFF OF FUSELAGE STRUCTURE. 2 IN. TARE FROM FORWARD AND AFT ON THE LH SIDE OF THE SUPPORT BEARING, AND A 1 IN. TARE FROM LEFT TO RIGHT AFT OF THE SUPPORT BNov 4, 2025 · N528CH · Piper PA31T · Fuselage Main, StructureSDR 2020FA0000487Fuel Control · fluctuatesENGINE SURGE CAUSING CONTROL ISSUES IN FLIGHT.Oct 12, 2020 · N336P · Piper PA31T · Aircraft Fuel Filter/StrainerSDR JXK2018F00000Door Frame · crackedDURING INSPECTION, A CRACK WAS FOUND ON THE LOWER LEFT PORTION OF THE CABIN DOOR FRAME AT BS 243.38. THE CRACK ORIGINATES FROM A BEND RELIEF CUTOUT IN A HEAVILY FORMED SECTION OF THE FRAME. THIS IS THE THIRD AIRCRAFT WE FOUND THIS CRACK PRESENT, SAME MAKE AJan 17, 2018 · N33MS · Piper PA31T · Fuselage Main, StructureSDR 2018FA0000223Bolt · missingBOLT MISSING. LEFT GEAR WOULD NOT COME OFF UPLOCK UPON GEAR EXTENSION CYCLE. SUSPECT BOLT CRACK FAILURE. RECOMMEND BOLT REPLACEMENT PERIODICALLY.Nov 1, 2017 · N53AM · Piper PA31T · Main Landing GearSDR AU3R2017041233286Connector · burnedDURING CRUISE FLIGHT, ALL ANTI-ICE CIRCUIT BREAKERS TRIPPED. CREW SMELLED SMOKE. PROCEDED TO MAKE A NORMAL LANDING. OPENED THE FORWARD NOSE PANELS AND FOUND CONNECTOR E462, JUST FORWARD OF PRESSURE BULKHEAD, COMPLETELY BURNED AND MELTED ON BOTH HALVES AND Apr 12, 2017 · N52PF · Piper PA31T · Ice/Rain Protection System WiringSDR XPCA2016FA0000359Line · crushedTHERE WAS A REPORT TO CENTER BY THE PILOT OF SMOKE IN THE COCKPIT. WORKING WITH THE INSPECTOR OF ONE OF OUR ACFT THAT WAS IN THE SHOP FOR A 100HR INSPECTION. WHEN IT CAME TIME TO INSPECT THE HEATER WE HAD ONE PERSON INSIDE THE PLANE AND ONE AT THE HEATER BAY.Aug 4, 2016 · N22WF · Piper PA31T · Heating SystemSDR 2016F00057Attach Bolt · brokenTHE LOWER ATTACH BOLT ON THE NOSE LANDING GEAR ACTUATOR WAS MISSING AND PRESUMED BROKEN PREVENTING THE NOSE GEAR EXTENDING INTO THE DOWN AND LOCKED POSITION RESULTING IN A GEAR-UP LANDING (MAINS REMAINED DOWN AND LOCKED).Feb 4, 2016 · N28CA · Piper PA31T · Nose/Tail Landing GearSDR CA150119008Housing · failed(CAN) DURING APPROACH THE CREW SELECTED GEAR DOWN AND THE GEAR WOULD NOT EXTEND. THEY MANUALLY EXTENDED THE GEAR BUT THE NOSE WOULD NOT FULLY GO DOWN. AFTER ATTEMPTS TO EXTEND THE NOSE GEAR THEY LANDED WITH THE NOSE GEAR NOT EXTENDED. AFTER INSPECTION AND TALKJan 16, 2015 · Piper PA31T · Hydraulic System, MainSDR CA140731009Actuator · broken(CAN) AFTER DEPARTURE THE CREW NOTICED THE L/H MAIN GEAR WAS NOT UP AND LOCKED. AFTER TURNING BACK THE L/H GEAR WAS NOT SHOWING DOWN AND LOCKED. THE TOWER CONFIRMED THE GEAR WAS DOWN AND LOCKED FOR LANDING. THEY LANDED WITH NO ISSUES. AFTER INSPECTION IT WAS FJul 29, 2014 · Piper PA31T · Landing Gear ActuatorSDR CA140625003Governor · failed(CAN) DURING CRUISE THE RT PROPELLER RPM STARTED TO DROP AND TORQUE WENT UP. THIS STARTED TO FLUCTUATE UP AND DOWN. THE CREW FEATHERED THE PROPELLER AND SHUTDOWN THE ENGINE. THEY DIVERTED E THEY LANDED WITH NO ISSUES. AFTER INSPECTION THE PROP GOVERNOR WAS FOJun 24, 2014 · Piper PA31T · Propeller GovernorSDR 2013FA0000057Housing · crackedFAILURE OF THE LT HYDRAULIC FILTER HOUSING. HOUSING CRACKED BETWEEN LOWEST AND SECOND LOWEST ATTACHING THREADS. THE HOUSING THEN BENT AWAY FROM UPPER HOUSING CAUSING THE SEALING O-RING TO LEAK SIGNIFICANTLY. ACFT BACK UP SYS WORKED CORRECTLY AND THE LANDING Jan 25, 2013 · N775MF · Piper PA31T · Hydraulic System, MainSDR SR6A20130131001Bracket · brokenLEFT MLG UPLOCK HOOK MOUNT BRACKET'S FWD P/N 40616-000, AFT P/N 40616-003, BROKE FREE AT THE HOOK MOUNTING POINT OF THE BRACKETS. THE GEAR EXTENDED TO A DOWN AND LOCKED CONDITION ALLOWING A NONE EVENT LANDING OF THE ACFT. THERE WAS A LARGE AMOUNT OF WATER THDec 27, 2012 · N20TN · Piper PA31T · Landing Gear Retraction/Extension SystemSDR CA121203014Mount · worn(CAN) THE SPINNER MOUNTING PLATE BOLTS WERE ALL LOOSE, FINGER TIGHT AND SHOULD HAVE BEEN TORQUED. THIS CAUSED MOVEMENT IN THE BULKHEAD WHICH ELONGATED THE HOLES IN THE SPINNER MOUNTING PLATES. THERE IS A SB CONCERNING THE DRILLING OF CLAMP COUNTERWEIGHT DOWENov 12, 2012 · Piper PA31T · Propeller Spinner SectionSDR CA120710003Transmitter · malfunctioned(CAN) CREW NOTICED THE RT TORQUE GAUGE WAS STICKING AT 700 LBS AT TAKEOFF. LOW SPEED TAKEOFF WAS ABORTED. RT TORQUE TRANSMITTER WAS REPLACED WITH AN O/H UNIT AND CALIBRATED. SYSTEM WAS TESTED WITH NO FAULTS.Jul 5, 2012 · Piper PA31T · Engine BMEP/Torque IndicatingSDR 2011FA0000570Bearing · tornDURING EVENT 1 INSPECTION RUDDER PEDAL TORQUE TUBE SUPPORT BEARING, PN 80859-002 WAS FOUND TO BE TORN FREE FROM THE FUSELAGE STRUCTURE WHERE IT ATTACHES BELOW THE CENTER INSTRUMENT PANEL.Sep 2, 2011 · N666JK · Piper PA31T · Rudder Control SystemSDR XPC2011F00000Lock Pin · failedLT MLG COLLAPSED AFTER LANDING. FOUND PIN (PN 40376-000) MISSING FROM LINK ASSY. PIN IS PRESSED FIT. PART WAS NEWLY INSTALLED, 2008 WITH 1450 HRS IN SERVICE.May 6, 2011 · N775MF · Piper PA31T · Main Landing GearSDR 2011FA0000555Hose · leakingACFT HAD DEPARTED AND WAS ENROUTE AT CRUISE ALTITUDE. PILOT NOTICED DROP IN OIL PRESSURE ON LT ENGINE. DIVERTED, UPON ARRIVAL WHEN EXITING ACFT, FOUND ENGINE OIL SPREAD FROM REAR OF LT ENGINE COWLING ACROSS LT LOWER WING AND FLAP AND ONTO REAR FUSELAGE. OIL LEApr 7, 2011 · N4WF · Piper PA31T · Engine Oil Indicating SystemSDR CA100917002Blades · wrong partUPON DISASSEMBLY OF THE PROPELLER AND REMOVAL OF BLADES, THE BLADES REMOVED WERE FOUND TO BE NON APPROVED BLADES FOR THIS ACFT INSTALLATION. THESE BLADES WERE ORIGIONALY T10173A-6Q. ALSO, ACCORDING TO MFG THERE IS NO APPROVED TIP DWG IN MANUAL 133C FOR A T10Sep 16, 2010 · Piper PA31T · Propeller Blade SectionSDR CA100924007Coupling · blownDURING A ROUTINE FLIGHT, THE ACFT LOST PRESSURIZATION AFTER DESCENDING AND RETURNING BACK TO THE AIRPORT, THE ABOVE LISTED DUCT COUPLING WAS FOUND TO HAVE BLOWN OFF. THERE WAS NO DAMAGE TO EITHER DUCT COUPLING OR CLAMP AND THE PART WAS RE-INSTALLED TO THE COAug 30, 2010 · Piper PA31T · Air Distribution SystemSDR CA100622012Switch · unserviceable(CAN) WHEN LANDING IN CYSB THE CREW SELECTED GEAR DOWN AND THE RT GEAR INDICATION REMAINED RED (INTRANSIT). THE CREW ELECTED TO RETURN TO CYXU. DURING THE TRAVEL BACK TO CYXU I WAS IN CONTACT WITH THE CREW AND MULTIPLE ATTEMPTS WERE MADE TO EXTEND THE RT GEARJun 22, 2010 · Piper PA31T · Landing Gear Position and WarningSDR CA100624003Gauge · uncalibratedDURING TAKEOFF, THE PILOT NOTED THE RT OIL PRESSURE TO BE ABOVE RED LINE. ACFT LANDED WITHOUT INCIDENT AND INSPECTED. IT WAS DISCOVERED THE OIL PRESSURE GAUGE WAS READING 10 PSI HIGH. NEW GAUGE HAD BEEN INSTALLED 1 YEAR EARLIER FOR UNRELATED REASON.Jun 18, 2010 · Piper PA31T · Engine Oil PressureSDR UQMA913UActuator · brokenLEFT INNER GEAR DOOR ACTUATOR WOULD NOT OPEN DUE TO INTERNAL MALFUNCTION RESULTING IN NOT LETTING THE LEFT GEAR LEAVE THE GEAR WELL. THE AIRCRAFT MADE A GEAR UP LANDING. THE ACTUATOR IS AN OZONE P/N 2924-3, PIPER P/N 455-946. THE ACTUATOR WAS INSTALLED 12-9Jun 16, 2010 · N17TU · Piper PA31T · Landing Gear Door ActuatorSDR 2009FA0000774Trunnion · crackedPERFORMING PIPER EVENT NR 2, NOSE LANDING GEAR TRUNNION FOUND UNSERVICEABLE. EIGHT INCH CRACK NOTED IN CASTING. CRACK STARTING IN UPPER STEERING BEARING BOSS AT THE FIVE O'CLOCK POSITION LOOKING DOWN AT CASTING. CRACK EXTENDS STRAIGHT DOWN THE REAR RIGHT SIDE Aug 24, 2009 · N28CA · Piper PA31T · Fuselage, Landing Gear Attach FittingsSDR CA090204013Bolt · looseAFTER REMOVING THE AIRCRAFT FROM JACKS, I GRABBED ONTO THE RIGHT SIDE WING TIP TANK AND GAVE THE AIRCRAFT A SHAKE IN AN EFFORT TO SETTLE THE OLEO STRUTS. IN DOING SO I NOTICED AN OBVIOUS MOVEMENT BETWEEN THE TIP TANK AND WING STRUCTURE. I REMOVED THE FAIRINGJan 30, 2009 · Piper PA31T · Fuel StorageSDR IMP2007F00000Bulkhead · crackedFOUND BULKHEAD (NR 45346-000) LOCATED AT STA 46.0 TO HAVE CRACKS IN RADIUS OF VERTICAL FLANGE, EXTENDING APPROXIMATELY .5 INCH FROM THE TOP. (K)Dec 1, 2007 · N155CA · Piper PA31T · Fuselage Main, BulkheadSDR CA071011008Inlet Screen · cracked(CAN) DURING A ROUTINE EVENT INSPECTION, A SMALL 1.5 INCH CRACK WAS NOTED IN THE INLET ICE SCREEN. DURING THE NEXT EVENT INSPECTION IT WAS NOTED THAT THE CRACK HAD SPREAD SIGNIFICANTLY AND CAUSED SEPARATION FROM THE ASSEMBLY. THE STAINLESS STEEL AIR INLET WAS Oct 5, 2007 · Piper PA31T · Ice/Rain Protection SystemSDR CA070805001Hose · failed(CAN) WHILE THE PILOTS WHERE TAXIING THE AIRCRAFT, IT WAS NOTED THAT THE RT BRAKES WHERE U/S. AS THEY WHERE TAXIING BACK TO THE FBO ANOTHER AIRCRAFT REPORTED SMOKE COMING FROM THE RT BRAKE AREA. THE FIRE WAS PUT OUT BY THE AIRPORT FIRE DEPARTMENT QUICKLY. AAug 3, 2007 · Piper PA31T · Landing Gear Brake SystemSDR 2007FA0000961Heater · leakingDURING OPERATION OF COMBUSTION HEATER, THE PILOT NOTED JET FUEL ODOR AND SMOKE IN CABIN. HEATER OPERATION WAS TERMINATED, CABIN WAS VENTED. EMERGENCY WAS DECLARED AND AIRCRAFT LANDED AT NEAREST AIRPORT WITHOUT INCIDENT. UPON REMOVAL, A FUEL LEAK WAS NOTED AJul 18, 2007 · N650RS · Piper PA31T · Heating SystemSDR 2007FA0000748Tube · crackedFUEL LEAK NOTED ON SHUTDOWN. FUEL TUBE P/N 3011849 WAS CRACKED AT CONNECTION TO START CONTROL UNIT.Jul 18, 2007 · N100CM · Piper PA31T · Engine Fuel DistributionSDR GBB2007F00000Window · brokenON JUNE 27, 2007 AT APPROXIMATELY 6:25 PM, WHILE ON A MEDICAL FLIGHT, WAS CLIMBING THRU 20,000 FT FOR 22,000 FT, THE LT NR 2 CABIN SIDE WINDOW SUFFERED AN UNFORESEEN CATASTROPHIC FAILURE. AN EMERGENCY WAS DECLARED TO AIR TRAFFIC CONTROL AND THE AIRCRAFT LANDEJun 27, 2007 · N22DT · Piper PA31T · Flight Compartment WindowsSDR 2007FA0000552Hose · rupturedLT MLG IB GEAR DOOR ACTUATOR HYDRAULIC HOSE, HAD A PRESSURE FAILURE, THUS DRAINING HYDRAULIC FLUID IN FLIGHT, RESULTING IN FAILURE OF PROPER GEAR EXTENSION, EMERGENCY GEAR EXTENSION, AND CAUSING AIRCRAFT GEAR UP LANDING. HYDRAULIC HOSE P/N 17766-2 AND PIPER PJun 22, 2007 · N970PS · Piper PA31T · Hydraulic System, MainSDR CA070514034Fcu · faulty(CAN) DURING CLIMB, ENGINE POWER INCREASED UNCOMMANDED, RESULTING IN A TORQUE EXCEEDANCE. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED A FAULTY FUEL CONTROL UNIT. (TC NR 20070514034)Mar 26, 2007 · Piper PA31T · Fuel Control/Turbine EnginesSDR 2007FA0000230Rib · broken1 INCH CRACK NOTED ON LOWER SKIN THRU RIVET. DRILLED OPEN SKIN AND FOUND 5 INCH OF RIB FLANGE BROKE OFF 2 INCHS FROM TRAILING EDGE. SKIN AND RIB HAVE TO BE REPLACED. (K)Feb 20, 2007 · N112ED · Piper PA31T · Elevator, Spar/RibSDR CA061122003Terminal · burned(CAN) PILOT REPORTED PROP AND ENGINE INLET BOOTS DE-ICE SYSTEM U/S ON LT ENGINE. SYSTEM HAS BEEN INSPECTED. FOUND NO POWER FROM CB TO MAIN POWER RELAY. PLATE ASSEMBLY CIRCUIT PROTECTOR FORWARD MOUNTING LT REMOVED AND DISCOVERED THAT WIRE FROM CB BURNED OUT AT Nov 21, 2006 · Piper PA31T · Ice/Rain Protection System WiringSDR CA061115006Rib · cracked(CAN) DURING AN EVENT NR 1 INSPECTION THE LT HORIZONTAL STABILIZER OB RIB WAS FOUND CRACKED WHERE THE ELEVATOR OB HINGE ATTACH POINT IS. THE RIB WAS REPLACED. (TC NR 20061115006)Nov 14, 2006 · Piper PA31T · Horizontal Stabilizer, Spar/RibSDR CA061030006Mount · cracked(CAN) THE TOP ENGINE MOUNT PAD, LOCATED ON THE GAS GENERATOR CASE, HAD A CRACK ON THE WELD LINE APPROX. 1.75 INCHES LONG. (TC# 20061030006)Oct 27, 2006 · Piper PA31T · Engine Mount SectionSDR 2006FA0000862Wire · brokenRTBETA-LIGHT CAME ON DURING TAKE-OFF ROLL. PROPELLER RPM DROPPED HEAVILY. PULLED CIRCUIT BREAKER. RPM RETURNED TO NORMAL. FOUND ALL SINGLE WIRE INSULATIONS IN WIRE BUNDLE TOENGINE/PROP SWITCHES, INCLUDING DE-ICE WIRES AT REDUCTION GEAR BOX HARDENED AND BROKENAug 28, 2006 · N160TR · Piper PA31T · Ice/Rain Protection System WiringSDR CA060510013Rib · crackedDURING A ROUTINE INSPECTION, THE LT OB STABILIZER RIB WAS FOUND CRACKED NEAR THE HINGE ATTACH AREA. THE RIB WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.May 9, 2006 · Piper PA31T · Horizontal Stabilizer, Spar/RibSDR CA060404005Wire · brokenIN CRUISE, PILOT NOTICED THAT THE RIGHT GENERATOR ANNUNCIATOR WAS ON AND THERE WAS NO INDICATION ON THE RIGHT AMMETER. THE GENERATOR WOULD NOT COME ONLINE AND THE GENERATOR WAS SWITCHED OFF. THERE WAS NO FURTHER EVENTS AND THE AIRCRAFT LANDED WITHOUT INCIDENApr 3, 2006 · Piper PA31T · Electrical Power System WiringSDR 2006FA0000312Hose · damagedDURING CLIMB, PILOT NOTED RT OIL PRESS FLUTUATING SLIGHTLY & SLOWLY FALLING. ENGINE SHUTDOWN & RETURNED TO BASE. INVESTIGATION REVEALED A LEAKING OIL COOLER HOSE. LEAK POINT COVERED BY FIRESLEEVING. HOSE REMOVED & SLEEVING CUT OPEN REVEALING WIRE BRAID. EXFeb 24, 2006 · N220FS · Piper PA31T · Turbine Engine Oil SystemSDR IPM2006F00000Jackscrew · jammedPILOT REPORTED ASYMMETRICAL FLAP CONDITION ON LANDING. FOUND RT FLAP EXTENDED APPROX 10 DEGREES, AND JACKSCREW TO FLAP ATTACH BRACKET TORN FROM FLAP. THE TRANSMISSION AND FLAP SYSTEM WAS INSPECTED IAW AD AND FOUND TO MEET SPECS (MEASUREMENTS HAD NOT CHANGED Feb 9, 2006 · N419R · Piper PA31T · Trailing Edge Flap ActuatorSDR 2006FA0000102Trunnion · crackedDURING 100 HOUR INSPECTION FOUND CRACK IN WEB OF AFT MLG TRUNNION ASSY AIRCRAFT. (K)Jan 24, 2006 · N111KV · Piper PA31T · Main Landing GearSDR 2006FA0000020Conduit · leakingLT NACELLE TANK SENDER WAS LEAKING OUT OF TOP OF NACELLE. SENDER SCREWS HAD BEEN TIGHTENED AND GASKETS REPLACED BUT STILL LEAKED. TECH FOUND ALUMINUM CONDUIT THAT SENDER WIRING IS ROUTED THROUGH IN TANK TO HAVE APPROX 10-15 PINHOLES IN IT FROM CORRODING FROM TDec 21, 2005 · N234K · Piper PA31T · Fuel Indicating SystemSDR CA051208005Pipe · looseCABIN DEPRESSURIZED AT 13000 FEET, CABIN RATE OF CHANGE SPIKED +6500 FEET AND DIFF TO ZERO. FRESH AIR PIPE DISCONNECTED IN FLIGHT. PIPE REPOSITIONED, CLAMP TIGHTENED AND CHECKED OK.Dec 2, 2005 · Piper PA31T · Cabin Pressure Control SystemSDR CA051117009Control Cable · brokenUPON WALK AROUND, OUTSIDE RECIRCULATED, PRESSURIZED CONTROL LEVERS FOUND WITHOUT ANY TENSION. CONTROL LEVER CONTROL CABLE REPLACED.Nov 13, 2005 · Piper PA31T · Cabin Pressure Control SystemSDR CA051103012Evaporator · malfunctionedDURING DESCENT, PILOT ADJUSTED CABIN CONTROLLER AND VERY SHORTLY AFTER HEARD A BANG FOLLOWED BY A DECOMPRESSION. DROPPED DOWN TO THEIR CLEARED ALTITUDE AND LANDED UNEVENTFULLY. UPON FURTHER INSPECTION IT WAS DISCOVERED THAT THE FRESH AIR DISTRIBUTION HOSE ONOct 28, 2005 · Piper PA31T · Cabin Pressure Control SystemSDR 2005FA0001446Line · chafedCUSTOMER REPORTED RED FLUID SEEP AT TOP IB OF RT WING. RT IB LEADING EDGES WERE REMOVED. IT WAS DETERMINED THAT A LEADING EDGE RETAINING SCREW HAD CHAFED THE RT HYDRAULIC PRESSURE LINE AND SUBSEQUENTLY CAUSED A HYDRAULIC LEAK. THE LINE WAS REPLACED AND THE Oct 10, 2005 · N78CA · Piper PA31T · Hydraulic System, MainSDR CA051012003Cable · jammedTHE FLIGHT CREW REPORTED THAT THE ELEVATOR TRIM WAS JAMMED IN THE FORWARD POSITION. UPON INSPECTION, A LOOSE RIVET TAIL WAS FOUND LODGED ON TOP OF THE LEFT ELEVATOR TRIM DRUM AT THE CABLE STOP BOLT.Oct 8, 2005 · Piper PA31T · Elevator Tab Control SystemSDR CA051104005Engine · making metal(CAN) IN FLIGHT, COMPRESSOR SPEED DECREASED UNCOMMANDED ACCOMPANIED BY AN INCREASE IN TURBINE TEMPERATURE. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTED FOR AN UNSCHEDULED LANDING. SUBSEQUENT INSPECTION REVEALED METAL DEBRIS IN THE ENGINE OIL AOct 7, 2005 · Piper PA31T · Engine (Turbine/Turboprop)SDR CA051012002Pump · damagedTHE FLIGHT CREW REPORTED THAT THE LANDING GEAR WAS SLOW TO RETRACT/EXTEND. UPON INSPECTION, A RETURN (SUCTION) LINE FOR THE LEFT HYDRAULIC PUMP WAS FOUND CHAFED AND PIERCED INSIDE THE LEFT WING LEADING EDGE. THE HOLE IN THE LINE WAS CAUSED BY THE VOLTAGE REGOct 6, 2005 · Piper PA31T · Hydraulic Pump (Electric/Engine), Main
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