Pilatus PC-12

Service difficulty reports · 192

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 = 'PC12'
  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 AU980774Relief Valve · sticking(AUS) ENGINE OIL PRESSURE RELIEF VALVE SUSPECT STICKING.Jun 29, 1998 · Pilats PC12 · Turbine Engine Oil SystemSDR AU980626Indicators · fluctuate(AUS) ENGINE INSTRUMENTS FLUCTUATING. INSPECTION OF THE ENGINE AND THE OIL FILTER FOLLOWED BY GROUND RUNS AND TEST FLIGHT COULD NOT CONFIRM THE DEFECT.May 29, 1998 · Pilats PC12 · Engine (Turbine/Turboprop)SDR CA980603014Commutator · broken(CAN) PILOT REPORTED NR 1 GENERATOR FAILED IN FLIGHT, TRIED RESET, NO GOOD. STARTER/GENERATOR COMMUTATOR HAD PIECE MISSING. ALL BRUSHES DESTROYED. PART TC: 174.May 23, 1998 · Pilats PC12 · Starter-GeneratorSDR CA980512010Bolt · sheared(CAN) PILOT REPORTED AIR/GROUND ANNUNCIATOR LIGHT. FOUND BOLT SHEARED THAT HOLDS AXIS PIN FOR TRAILING LINK. THIS BOLT PREVENTS PIN DRIFT AND SECURES AXIS TO ROTATE WITH TRAILING LINK. TARGET FOR W.O.W. PROXIMITY SWITCH IS MOUNTED ON AXIS. SHEARED BOLT ALLMay 6, 1998 · Pilats PC12 · Landing Gear Retraction/Extension SystemSDR 98ZZZX1729Actuator · failedPILOT REPORTED FLAPS INOPERATIVE. INSPECTION REVEALED LT INBOARD FLAP ACTUATOR NOT FULLY RETRACTING. ICE CHIPPER PREVENTED FULL RETRACTION. REPLACED COMPONENT AND RIGGED SYSTEM IAW PC-12 MM. THIS CONDITION CAUSED THE FLAP SYSTEM TO MALFUNCTION, HOWEVER, THApr 24, 1998 · N49LM · Pilats PC12 · Trailing Edge Flap Control SystemSDR 98ZZZX1730Actuator · defectiveDURING ANNUAL INSPECTION, NOTICED ICE BREAKER ON LEFT OUTBOARD FLAP ACTUATOR SLIDING ON SHAFT. REPLACED COMPONENT AND RIGGED SYSTEM IAW PC-12 MM. THIS CONDITION COULD CAUSE FLAPS TO JAM IF ICE BREAKER BECOMES LODGED IN SCREW. THERE ARE SEVERAL REVISIONS ON Apr 22, 1998 · N62JT · Pilats PC12 · Trailing Edge Flap Control SystemSDR AU980473Fcu · malfunctioned(AUS) FUEL CONTROL UNIT FAULTY. NO FUEL FLOW INDICATION. SUSPECT FUEL VALVE STUCK IN CLOSED POSITION.Apr 21, 1998 · Pilats PC12 · Fuel Control/Reciprocating EnginesSDR CA980430037Head · blown plug(CAN) WHILE SERVICING THE OXYGEN SYSTEM AT APPROX 1600 PSI, THE OVER PRESSURE PLUG BLEW ALSO DISCHARGING THE BOTTLE AND BLOWING OUT THE DISCHARGE RELIEF INDICATOR. CAUSE UNKNOWN. BOTTLE RETURNED TO MANUFACTURER. PARTS REPLACED. PART TC: 2,555.Apr 7, 1998 · Pilats PC12 · Passenger Oxygen SystemSDR CA980407021Deice Lead · shorted(CAN) THE PILOT REPORTED THAT WITH THE PROPELLER DE-ICE ON THE ANNUNCIATOR DE-ICE WARNING WILL FLASH. THIS IS AN INTERMITTENT PROBLEM. TROUBLESHOOTING REVEALED A SHORT BETWEEN THE INDIVIDUAL LEADS, ALTHOUGH NO VISIBLE DEFECT IS APPARENT ON THE LEADS. THE LEMar 26, 1998 · Pilats PC12 · Propeller Deice Boot SectionSDR CA980331009Skin · damaged(CAN) AIRCRAFT CRUISING AT FL 280 FOR APPROX 4.5 HOURS. ON DESCENT AT 2,500 FEET A LOUD BANG WAS HEARD. THE PILOT NOTICED BOTH TOP SURFACES OF THE WINGS WERE CAVED IN. LANDING SUCCESSFULLY CARRIED OUT. GROUND INSPECTION REVEALED APPROX A 2 INCH DEPRESSION Mar 23, 1998 · Pilats PC12 · Wing, Plate/SkinSDR CA980407020Fairing · cracked(CAN) DURING WHEEL SERVICING, FOUND FAIRING LOOSE ON WHEEL ASSEMBLY. INSPECTION FOUND THAT FAIRING WAS CRACKED IN SEVERAL PLACES. ALL CRACKS WERE LOCATED AT THE FAIRING MOUNTING HOLES. SUBMITTER RECOMMENDS THAT FAIRING SHOULD BE INSPECTED FOR CRACKS EACH 20Mar 14, 1998 · Pilats PC12 · Landing Gear/Wheel FairingSDR CA980407019Bolt · sheared(CAN) PILOT REPORTED AIR GROUND WARNING AFTER TAKEOFF. PILOT RESET CIRCUIT BREAKERS AND EVERYTHING RETURNED TO NORMAL. UPON RETURN TO MAIN BASE, MAINTENANCE NOTICED PORT WEIGHT ON WHEEL TARGET SHAFT BOLT SHEARED. BOLT WAS REPLACED AND AIRCRAFT PUT ON JACKS Feb 19, 1998 · Pilats PC12 · Landing Gear Position and WarningSDR CA980407018Connector · corroded(CAN) PILOTS REPORTED THAT AIR GROUND WARNING LIGHT WOULD COME ON OCCASIONALLY AFTER TAKEOFF AND THEN GO AWAY. MAINTENANCE FOUND THE PINS IN CONNECTOR PB101 LT FUSELAGE WING CORRODED. PINS M, V, AND K WERE REPLACED. SYSTEM FUNCTION CHECKED SERVICEABLE.Feb 7, 1998 · Pilats PC12 · Central WarningSDR CA980330026Bolt · sheared(CAN) UNABLE TO SELECT GEAR UP ON DEPARTURE, RETURNED TO BASE. SWITCH CLEANED OF SLUSH. SAME PROBLEM OCCURRED BUT WAS CLEARED BY RESETTING CIRCUIT BREAKER. AFTER RETURN TO BASE, ANNUNCIATOR ILLUMINATED. INVESTIGATION FOUND THAT RT WEIGHT- ON-WHEEL TARGET RDec 17, 1997 · Pilats PC12 · Landing Gear Position and WarningSDR 97ZZZX5153Transfer Tube · corrodedENGINE FUEL NOZZLES WERE REMOVED FOR FIRST NOZZLE FLOW TEST SINCE ENGINE MANUFACTURED. UPON ASSEMBLY OF THE FUEL NOZZLES BACK ON THE ENGINE, IT WAS NOTED THAT 3 FUEL MANIFOLD TRANSFER TUBES HAD VERY DEEP CORROSION PITS. PENETRATION OF THE WALL THICKNESS PROBDec 12, 1997 · N159PB · Pilats PC12 · Engine Fuel DistributionSDR CA971219048Fitting · disconnected(CAN) IN CRUISE AT 27,000 FEET, THE ASI WENT TO ZERO, THE VSI TO 4,000 FEET PER MINUTE, DESCENT AND THE ALTIMETER WENT TO 8,000 FEET. EMERG PROCEDURE CARRIED OUT-DEPRESSURIZE AND DESCENDED. ALL INSTRUMENTS THEN RETURNED TO NORMAL. MAINTENANCE FOUND THE STATDec 5, 1997 · Pilats PC12 · Pitot/Static SystemSDR 97ZZZX4884Valve · failedPILOT REPORTED AIRCRAFT HAD NO HEAT. TROUBLESHOT E.C.S. SYSTEM. FOUND HEAT VALVE INOPERABLE. WOULD NOT OPERATE IN AUTO OR MANUAL MODES. REPLACED VALVES. OPS CHECKED GOOD.Oct 9, 1997 · N612PC · Pilats PC12 · Cabin Temperature ControllerSDR 97ZZZX4885Valve · failedPILOTS AND OWNERS REPORT THE COCKPIT AND CABIN ARE GETTING TOO HOT AND CANNOT CONTROL TEMPERATURE WITH THE E.C.S. IN AUTOMODE AND THE MANUAL MODE. VISUALLY INSPECTED TEMPERATURE CONTROL VALVE AND CANNOT SEE VALVE OPENING OR CLOSING.Sep 17, 1997 · N1TC · Pilats PC12 · Cabin Temperature ControllerSDR 97ZZZX3385Safety Valve · defectivePILATUS PN 959-90-91-131 SAFETY VALVE. DURING NORMAL CLEANING, NOTED THAT JET FUEL WAS COMING OUT OF THE DIFFERENTIAL CONTROL VALVE ASSY PORTION OF THE SAFETY VALVE. CLOSER INVESTIGATION SHOWED SMALL BELLOWS AND POPPET VALVE UNSERVICEABLE. CAUSE - THE STATIJul 11, 1997 · N62JT · Pilats PC12 · Aircraft Fuel Distribution SystemSDR 97ZZZX2348Pump · seizedACFT TT 244.1 HOURS. PROBLEM 'LAVATORY INOP'. TROUBLESHOT SYSTEM AND FOUND SEIZED TOILET PUMP. SYSTEM FUSE BLOWN. TRACED ORIGINAL CAUSE TO IMPROPERLY WIRED PUMP. REWIRED SYSTEM IAW WIRE MAN SYSTEM. OPS CHECKED GOOD. REF P8-12 WIRE MAN 25-40-OC.May 10, 1997 · N96WF · Pilats PC12 · Waste Disposal SystemSDR AU970494Wire · worn(AUS) LOSS OF CABIN PRESSURISATION - CAUSED BY CHAFED AND BURNT WIRING ON PARK BRAKE CABLE NUT BEHIND TRIM PANEL IN AREA OF PILOT'S FEET - BURNT WIRING ALSO CAUSED LOSS OF FLOOD FANS AND FAILURE OF CABIN TEMPERATURE GAUGEMay 5, 1997 · Pilats PC12 · Air Conditioning System WiringSDR AU970129Actuator · noisy(AUS) FLAP ACTUATOR NOISY - FLAP SHUDDERING ON EXTENSIONFeb 14, 1997 · Pilats PC12 · Trailing Edge Flap ActuatorSDR 96ZZZX5621Heated Lip · exh leaksEXHAUST LEAKS SHOWING AROUND LOWER COWLING HEATED LIP. REMOVED LIP INNER PANEL. LEAKING EXHAUST PAST THE RIVETS AND INSULATION. FOIL HEAT SHIELD AND INSULATION BURNED. SUBMITTER RECOMMENDS 50-HOUR INSPECTION BE MANDATORY. ACFT TOTAL TIME, 827.1 HRS.Oct 17, 1996 · N62JT · Pilats PC12 · Air Intake Anti/De-Ice SystemSDR 96ZZZX5419Deice Lip · broken jointsDISCOLORATION AND EXHAUST STREAKS LED TO FURTHER INVESTIGATION OF THE DE-ICE LIP ASSEMBLY. INVESTIGATION REVEALED BROKEN SLIP JOINTS AT THE DE-ICE LIP JOINT, LT SIDE. SUBMITTER STATES IMMEDIATE INSPECTION RECOMMENDED ON ALL PC12'S.Oct 9, 1996 · N121RF · Pilats PC12 · Air Intake Anti/De-Ice SystemSDR 96ZZZX5421Emergency Exit · seal leaksINVESTIGATION OF MOISTURE REPORT REVEALED ALL INSULATION FROM EMERGENCY EXIT TO AFT PRESSURE BULKHEAD DETERIORATED AND SOAKING IN WATER. SUBMITTER STATED IMMEDIATE INSPECTION RECOMMENDED; FAULTY SEAL.Oct 8, 1996 · N124BW · Pilats PC12 · Emergency ExitsSDR 96ZZZX5420Emergency Exit · seal leaksINVESTIGATION OF MOISTURE REPORT REVEALED THAT ALL INSULATION FROM THE EMERGENCY EXIT TO THE AFT PRESSURE BULKHEAD IN THE BELLY OF THE AIRCRAFT WAS DETERIORATED AND SOAKED IN WATER. LEAKY EMERGENCY EXIT, FAULTY SEALING SUSPECTED. SUBMITTER STATED INSPECTION Oct 8, 1996 · N121RF · Pilats PC12 · Emergency ExitsSDR 96ZZZX4980Deice Lip · weld crackedUPON INVESTIGATION OF A LOOSE RIVET, AN EXHAUST GAS STREAK WAS NOTED ON THE INNER DEICE LIP. FURTHER DISASSEMBLY REVEALED A CRACKED WELDED JOINT. SUBMITTER STATED CLOSE INSPECTION OF THE PART IS RECOMMENDED AT EACH SCHEDULED INSPECTION.Sep 19, 1996 · N124BW · Pilats PC12 · Air Intake Anti/De-Ice SystemSDR 96ZZZX4979Cowl · loose rivetsOWNER REQUESTED THAT LOOSE RIVETS IN COWLING ASSEMBLY BE ADDRESSED AND FIXED DURING THE ANNUAL INSPECTION. INVESTIGATION REVEALED THE RIVETS HAD BEEN INSUFFICIENTLY DRIVEN AT TIME OF MANUFACTURE.Sep 19, 1996 · N124BW · Pilats PC12 · Engine Cowling SystemSDR 96ZZZX4702Inlet Fence · crackedDURING SCHEDULED INSPECTION, FOUND OIL COOLER INLET FENCE CRACKED ON BOTTOM NOSE COWLING. POSSIBLE TURBULENT AREA CAUSING VIBRATION AND CRACKING. SUBMITTER RECOMMENDS CLOSE INSPECTION DURING PRE-FLIGHT AND DURING SCHEDULED MAINTENANCE.Aug 17, 1996 · N117WF · Pilats PC12 · Engine Oil CoolerSDR 96ZZZX4810Inlet Fence · brokenPILOT PRODUCED BROKEN PART WHEN ARRIVING FOR INSPECTION. POSSIBLE TURBULENT AREA CAUSING VIBRATION AND FAILURE OF PART. SUBMITTER RECOMMENDS INSPECTING THIS AREA DURING PRE-FLIGHT AND PAY CLOSE ATTENTION DURING INSPECTION TIMES.Aug 1, 1996 · N62JT · Pilats PC12 · Engine Oil CoolerSDR 96ZZZX3565Strut Assy · bindingPILOTS REPORT ROUGHNESS IN RUDDER PEDALS WHICH GOT WORSE WITH TIME. INSPECTION REVEALED WHEN TURNING NOSE WHEEL WITH RUDDER PEDALS, SEVERE BINDING IN NOSE STRUT ASSEMBLY. CONTACTED PILATUS, THEY SENT A REPLACEMENT NOSE GEAR STRUT. PROBLEM SOLVED. PILATUS WJun 25, 1996 · N695WF · Pilats PC12 · Nose/Tail Landing Gear Strut/AxleSDR AU960768Connector · faulty(AUS) CENTRAL ADVISORY WARNING SYSTEM (CAWS) CONNECTOR HAD TWO PINS SHORTING OUT DUE TO FAILURE OF CONNECTOR INSULATIONMay 29, 1996 · Pilats PC12 · Central WarningSDR AU960763Transmitter · faulty(AUS) ENGINE TORQUE PRESSURE TRANSMITTER INTERNAL FAILUREMay 29, 1996 · Pilats PC12 · Engine BMEP/Torque IndicatingSDR AU960574Winglet · damaged(AUS) LH WINGLET STRUCK RUDDER OF A STATIONARY PC-12 (VH-FMP) DURING TAXI - WINGLET DAMAGED - DAMAGE ALSO TO UPPER RUDDER HINGE AND RUDDER TRIM TAB ACTUATOR SUPPORT OF THE STATIONARY AIRCRAFTApr 28, 1996 · Pilats PC12 · Wing Miscellaneous StructureSDR AU960572Timer Switch · faulty(AUS) PROPELLER DE-ICE SYSTEM TIMER FAULTY - TIMER NOT SWITCHING BETWEEN BLADES - TIMER IS PERMANENTLY POWERED EVEN WHEN SWITCHED OFFApr 22, 1996 · Pilats PC12 · Propeller/Rotor Anti-Ice/De-Ice SystemSDR AU960573Warning Unit · faulty(AUS) FLAP DRIVE WARNING UNIT FAULTYApr 1, 1996 · Pilats PC12 · Trailing Edge Flap Control SystemSDR AU960474Shock Absorber · faulty(AUS) RH MAIN LANDING GEAR STRUT STAGE 1 AND 2 PRESSURES BOTH FOUND TO BE 1000 PSI - UNABLE TO SERVICE SHOCK ABSORBER - SUSPECT ANINTERNAL FAILUREFeb 29, 1996 · Pilats PC12 · Main Landing Gear Strut/Axle/TruckSDR AU960218Brake · high temperature(AUS) BRAKES OVERHEATED DURING TAXI - TWO FLAT TYRES DUE TO FUSEABLE PLUGS MELTING - IT WAS REPORTED THAT NO EXCESSIVE BRAKING WASUSED - SUSPECT FAULTY FUSEABLE PLUGS FITTEDFeb 20, 1996 · Pilats PC12 · Landing Gear Brake SystemSDR 96ZZZX972Fitting · not weldedFOUND LOOSE TORQUE SENSING FITTING WHILE PERFORMING ANNUAL INSPECTION. CLOSE INSPECTION OF TUBE ASSY SHOWED FLARED FITTING NOT WELDED TO TUBE ASSY. TUBE ASSY INSTALLED IAW P & W SB NR 14185.Feb 7, 1996 · N263AL · Pilats PC12 · Engine BMEP/Torque IndicatingSDR 95ZZZX5774Filter · cloggedDURING 100-HOUR INSPECTION, FOUND HYDRAULIC FILTER BYPASS INDICATOR TRIPPED. RESET BUTTON, CYCLED GEAR, AND BUTTON TRIPPED AGAIN. REPLACED FILTER TO FIX PROBLEM. OLD FILTER WAS INSPECTED FOR CONTAMINATION, BUT NOTHING VISIBLE WAS FOUND. FILTER COULD BE BLOSep 20, 1995 · N74BE · Pilats PC12 · Hydraulic Filter, MainSDR 95ZZZX2875Actuator · motor failedPERFORMED STABILIZER TRIM FUNCTION CHECK DURING 100-HOUR INSPECTION. ACTUATOR FAILED CHECK BECAUSE TRAVEL WAS OUT OF LIMITS. ALSO, THE ALTERNATE TRIM WAS INOPERATIVE. THE OWNER STATED THE AUTOPILOT WOULD NOT STAY ENGAGED IN-FLIGHT. FOUND MOTOR USED FOR AUTApr 28, 1995 · N62JT · Pilats PC12 · Stabilizer Control SystemSDR 95ZZZX2996Trunnion · crackedDURING C/W PILATUS SB PC-12 32-001, FOUND NOSE TRUNNION CRACKED ON AFT LEFT SIDE. SUSPECT CAUSED BY DESIGN OF PART. NOSE GEAR DID NOT APPEAR TO BE OVERSTRESSED IN ANY WAY. SUBMITTER SUGGESTS THIS PROBLEM WILL CONTINUE TO OCCUR UNTIL TRUNNION IS REDESIGNED.Feb 21, 1995 · N62JT · Pilats PC12 · Nose/Tail Landing Gear Strut/Axle
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