Pratt & Whitney Canada PW121
Service difficulty reports · 444
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 = 'PW121' 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.
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 = 'PW121' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR CA130320009Regulator · leaking(CAN) NR 1 ENGINE SHUTDOWN DUE TO LOW OIL PRESSURE, CAUSED BY OIL PRESSURE REGULATOR VALVE HOUSING LEAKING DUE TO WORN BOSS.SDR CA130401002Oil System · low pressure(CAN) DURING APPROACH, THE PILOT RECEIVED A LOW OIL PRESSURE WARNING ON ENGINE NR 2. THE ENGINE WAS SHUTDOWN, SECURED AND AN UNEVENTFUL SINGLE ENGINE LANDING FOLLOWED AT DESTINATION. POST FLIGHT TROUBLESHOOTING FOUND THAT THE OIL PRESSURE WOULD ONLY GO UP TO SDR CA130130001Drain · broken(CAN) FOUND LT ENGINE NACELLE FUEL MANIFOLD DRAIN TUBE ASSY BROKEN ON THE WELD AND NR 4 FLAIR IS MISSING.SDR CA130128015Engine · power loss(CAN) ON SHORT FINAL, PILOT REPORTED PROPELLER RPM DROPS TO 320-350 RPM. NO RESPONSE FROM THE POWER LEVER OR CONDITION LEVER. DURING THE ON GROUND TROUBLESHOOTING, THE REDUCTION GEARBOX CHIP DETECTOR WAS REMOVED AND METAL DEBRIS AND PIECES WERE FOUND. THE PSDR CA130212011Shaft · cracked(CAN) PROPELLER SHAFT FOUND WITH A CRACK INDICATION AT THE INNER BORE AT THE NR 19 BEARING LOCATION DURING THE NORMAL MAGNETIC PARTICLES INSPECTION WHILE THE RGB WAS BEING REPAIRED FOR METAL IN OIL, MIO, CONDITION. A REQUEST WAS RAISED TO RETURN THE SHAFT URGSDR 39LA2012122100001Unknown · unknownAT V1 AND CLIMB OUT NR 2 ENGINE TORQUE FLUCTUATED PLUS OR MINUS 5 PERCENT FROM TORQUE SETTING. FLUCTUATION WAS NOT AN INDICATOR ISSSUE. MALFUNCTION CONTINUED TO OCCUR WITH ENGINE CONTROL UNIT (ECU) SET TO NORMAL. NO OTHER INDICATIONS NOTED. PERFOMRED ENGINE SDR 39LA2012121500001Terminal · looseDURING CRUISE FLIGHT, ERRATIC EGT INDICATION WAS NOTED ON NR 2 ENGINE. EGT PEAKED AT 810 DEGREES FOR APPROXIMATELY 5 SECONDS. CREW PERFORMED PRECAUTIONARY ENGINE SHUTDOWN OF NR 2 ENGINE IAW QRH PROCEDURES. INSPECTED NR 2 ENGINE ITT WIRING AND FOUND LOOSE TESDR CA121214005Turbine Blades · fractured(CAN) EIR PW100 2012-100, THIS ENGINE WAS SENT FOR INVESTIGATION AND A HOT SECTION INSPECTION AFTER THE OPERATOR REPORTED AN LP BLADE FRACTURE.SDR CA121206012Bearing · corroded(CAN) CREW REPORTED WEIGHT ON WHEELS ILLUMINATED AFTER TAKEOFF AND GEAR WAS RETRACTED. GEAR WAS SELECTED DOWN THEN UP. GEAR RETRACTED AND LIGHT WENT OUT. WOW LIGHT ILLUMINATES AFTER ALL 3 GEARS ARE ON THE GROUND DURING LANDINGS. ILLUMINATION OCCURRED APPROXISDR CA121125001Turbine Blades · failed(CAN) WHILE IN CLIMB THROUGH FL135, THE CREW FELT ACFT YAW, THE LT WITH A TORQUE DECREASE ON NR 1 ENGINE. SHORTLY AFTER, SMOKE STARTED TO ENTER AND THE ENGINE FIRE WARNING CAME ON. THE ENGINE WAS SHUTDOWN, FIRE WARNING WENT OUT AND THE ACFT RETURNED TO THE DESDR COEA2012111605900Blade · failedENGINE FIRE/AIR TURNBACK, ENCOUNTERED A SLIGHT YAW TO LEFT AND A MOMENTARY TORQUE DECREASE OF 5 PERCENT ON NR 1 ENGINE. AFTER PILOT SMELLED AN ODOR. GAUGES READ NORMAL EXCEPT ITT FOR NR 1 ENGINE HAD INCREASED TO 780 DEGREES. WITHIN 30 SECONDS, SMOKE DETECTESDR 2012F00255Skin · corrodedTHE CENTER WING LOWER SKIN PANEL JUST UNDERNEATH THE FEEDER JET PUMP HAS AN AREA OF PITTING CORROSION APPROX 70 MM BY 70 MM. THE CORROSION WAS REMOVED IAW THE SRM AND EVALUATED IAW 51-10-10 AND FOUND AN AREA 30 MM BY 40 MM WAS FOUND TO BE OUT OF LIMITS.SDR CA121109009Bracket · cracked(CAN) MAINTENANCE REPORTED THAT DURING REGULAR MAINTENANCE IT WAS NOTICED THAT THE CARGO DOOR WASN`T OPENING FULLY CAUSING THE ACTUATOR TO RUN TO ITS LIMIT. DURING INVESTIGATION IT WAS NOTICED THAT THE ACTUATOR SEEMED OVERLY FLEXIBLE AND WHEN THE DOOR INTERIORSDR CA121116003Engine · fluctuates(CAN) THE ENGINE WAS SHUTDOWN BY THE PILOT FOLLOWING TORQUE FLUCTUATIONS. NO OTHER INFO IS AVAILABLE ON THE CIRCUMSTANCES OF THIS EVENT.SDR CA121020001Windshield · smoke(CAN) AN ACFT EXPERIENCED LT WINDSHIELD HEATING FAILURE, CAUSING SMOKE IN COCKPIT. LT WINDSHIELD HAS BEEN REPLACED. BURNED WIRE FOUND ON L2 LUG.SDR COEA2012092810901Wire Harness · chafedUPON ARRIVAL, CREW REPORTED ACW GENERATION FAULT EN ROUTE FROM FSD TO RAP. ACW GENERATOR COULD NOT BE RESET. MAINTENANCE TROUBLESHOT DISCREPANCY AND DISCOVERED CHAFING OF THE ACW WIRE HARNESS RESULTING IN ARCING AGAINST THE ENGINE BOSS FOR THE ENGINE NH SENSSDR ERAA20120925064Unknown · malfunctionedOIL PRESSURE ON NR 2 ENGINE OBSERVED BELOW 65 PSI BUT NO WARNING OR CAUTION LIGHTS. REDUCED POWER TO 75NH AND FEATHERED ENGINE NR 2. ITT SPIKED AND ENGINE NR 2 FUEL CUTOFF SELECTED AS TEMP INDICATION WAS RAPIDLY PASSING 850. EVENTS HAPPENED AT 16,000- LEVELSDR ERAA20120065Engine · malfunctionedOIL PRESSURE ON NR 2 ENGINE OBSERVED BELOW 65 PSI BUT NO WARNING OR CAUTION LIGHTS. REDUCED POWER TO 75NH AND FEATHERED ENGINE NR 2. ITT SPIKED AND ENGINE NR 2 FUEL CUTOFF SELECTED AS TEMP INDICATION WAS RAPIDLY PASSING 850. EVENTS HAPPENED AT 16,000- LEVELSDR CA121003002Oil System · low pressure(CAN) DURING CRUISE, THE PILOT NOTICED THE ENGINE OIL PRESSURE BEGINNING TO FLUCTUATE BETWEEN 55-65 PSI AND DROPPING DOWN TO LOWER THAN 55 PSI. PILOT ELECTED TO RETARD THE PLA TO FLIGHT IDLE TO LOWER THE NH SPEED BELOW 75 PERCENT. WITH THE PLA AT FLIGHT IDLESDR CA120918006Engine · power loss(CAN) DURING FINAL APPROACH, THE OPERATOR REPORTED A SHIFTING AND DECREASE OF TORQUE ON THE RT ENGINE. THE POWER LEVER WAS PUSHED FORWARD TO COMPENSATE THE TORQUE DECREASE BUT WHEN PASSING THE FINAL APPROACH POINT THE CREW NOTICED THAT THE TORQUE WAS AT 0. NSDR CA120829008Warning Light · illuminated(CAN) ELECTRIC FUEL PUMP RUN LIGHT REMAINS ON AFTER ENGINE START. LIGHT EXTINGUISHES WHEN PROP COMES OUT OF FEATHER.SDR ERAA20120048Indicator · erraticNR 2 TORQUEMETER INOP, ABORTED TAKEOFF DUE TO ERRONEOUS TORQUE READING. REMOVED AND REPLACED NR 2 ENGINE TORQUE INDICATOR. OPS CHECK GOOD. REFERENCE AMM 77-10-00.SDR ERAA20120046Signal Cond Unit · defectiveDURING TAKEOFF AT 0739 TORQUE GAUGE INACCURATE. REMOVED AND REPLACED NR 2 ENGINE TSCU PW121 MM CHAPTER 72 OPS CHECKED GOOD AT ENGINE RUN IAW PSM 8-2-ER MIN CHECKOUT TABLE. OK FOR SERVICE.SDR 3PRA2012032600001Engine · failedCO PILOT COMPLETED LINE-UP CHECKLIST & PILOT ASSUMED CONTROLS ON A "ROLLING TAKEOFF." PIC STOOD THE POWER LEVERS UP NEAR TAKEOFF POWER (90 PERCENT TORQUE) & STATED "SET POWER," ITT ON BOTH ENGINES WERE NOTED IN THE LOW 700 C RANGE, NORMAL TEMP FOR TAKEOFF POSDR CA120228007Unknown · fire(CAN) DURING AN UNKNOWN PHASE OF FLIGHT, A FIRE OCCURRED FOR WHICH THE PILOT DISCHARGED THE FIRE BOTTLES.SDR ERAA2012F00051Stringer · corrodedCORROSION ON STRINGER 31R, STA 156 - 159.SDR CA111227003Oil System · low pressure(CAN) DURING FLIGHT THE OIL PRESSURE ON THE NR 2 ENGINE FLUCTUATED AND THE LOW OIL PRESSURE CAUTION LIGHT CAME ON. THE CREW ELECTED TO SHUTDOWN THE ENGINE AND PERFORMED AN UNEVENTFUL SINGLE ENGINE LANDING. PRELIMINARY INSPECTION REVEALED METALLIC PARTICLES OSDR CA111121005Nut · cracked(CAN) ACFT NR 1 PROP HUB WAS GOING TO BE REMOVED DUE TO AN OIL LEAK WHEN IT WAS DISCOVERED SEVERAL OF THE PROP HUB ATTACH NUTS WERE LOOSE & OR CRACKED. THE PROP HUB WAS ONLY INSTALLED FOR APPROX 202 HRS. THE HUB HAD PREVIOUSLY BEEN SENT TO A REPAIR SHOP & RESDR CA111114001Oil System · low pressure(CAN) DURING CRUISE, THE CREW RECEIVED A LOW OIL PRESSURE WARNING. THE PROPELLER WAS FEATHERED AND THE POWER BROUGHT BACK TO IDLE. THE OIL PRESSURE CONTINUED TO DECREASE AND THE PILOT SHUT THE ENGINE DOWN BEFORE DIVERTING THE FLIGHT, WHERE AN UNEVENTFUL SINGLSDR CA111014003Engine · making metal(CAN) OPERATOR FOUND METALLIC DEBRIS IN THE RGB SCAVENGE OIL FILTER, WHICH DEBRIS RE-OCCURRED IN SUBSEQUENT OPERATION AFTER THE FILTER WAS CLEANED. MATERIAL ANALYSIS CONFIRMED THE PRESENCE OF M50 BEARING MATERIAL AND THE ENGINE WAS REMOVED FOR INVESTIGATION ASDR KPVA 201110Turbine Blades · draggingLT PROP NOT SPINNING FREELY. MAINTENANCE BORESCOPED THE 1ST STAGE POWER TURBINE (PT) AND DISCOVERED THE PT BLADES RUBBING AT LOWER BLADE ROOTS CAUSING THEM TO WEAR TO AN UNSERVICEABLE CONDITION.SDR ERAA201100007Unknown · malfunctionedPILOTS REPORTED PRECAUTIONARY SHUTDOWN OF NR 1 ENGINE AFTER ERRATIC FUEL FLOW AND TORQUE INDICATIONS ON DESCENT, NO CAUTION LIGHTS ILLUMINATED. MX REPLACED NR 1 ENGINE PCU, O/S GOVERNOR AND PROPELLER HIGH PRESSURE PUMP FOR FERRY FLIGHT TO MX BASE. FDR DATA DSDR CA110622003Line · leakingCREW REPORTED NR2 SYS HYD FLUID LEVEL DECREASING IN FLIGHT AFTER GEAR RETACTION. CREW ELECTED TO CONTINUE WITH THE NR 2 SYS FLUID LEVEL SLOWLY DECREASING TO 1 QUART DURING FLIGHT. ALTERNATE GEAR EXTENSION WAS COMPLETED AND ACFT LANDED WITHOUT FURTHER INCIDENSDR CA110606008Turbine Blades · damagedLP BLADE DAMAGE. A VISUAL INSPECTION REVEALED THE FRONT SIDE OF THE LP DISK AND LP BLADE FIR TREE FACES WERE FRETTED AND THE FRONT SIDE OF THE LP DISK AND THE L/E OF THE LP BLADES WERE RIDDLED WITH SMALL IMPACTS (FIGURE 1). THE T/E OF MULTIPLE LP BLADES HADSDR KPVA201105Duct · separatedON CLIMBOUT THROUGH 3100 FEET, HAD NR 1 ENGINE VIBRATION AND FLOW BACK NOISE, COMPRESSOR STALL POPS. ITT NR 1 WAS 850-855, RETURNED TO NORMAL AFTER POWER PULLED BACK. NO LIGHTS. UPON INSPECTION IT IS NOTED THERE IS SOME FOD IN THE COMBUSTION SECTION OF THE SDR 3PRA2011051400001Connector · dirtySMOKE LIGHT ILLUMINATED INTERMITTENTLY ON CLIMBOUT. CLEANED AND RESEATED CONNECTORS IN THE BAG BAY - CONNECTOR DESIGNATOR 2612-P2 & 2612-P4SDR CA110428001Blade · failed(CAN) ENGINE WAS SENT TO FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED A NACELLE FIRE. BORESCOPE INSPECTION REVEALED THE ENGINE SUSTAINED AN LP BLADE FAILURE, THE CAUSE OF THE LP BLADE FAILURE WAS DETERMINED TO BE BLADE CREEP. THE REMAINING DAMASDR CA110425001Blade · failed(CAN) THE ENGINE WAS INDUCTED FOR INVESTIGATION AND REPAIR DUE TO HIGH ITT. A BORESCOPE INSPECTION OF THE ENGINE REVEALED 2 LP BLADES HAD FAILED. THE HOT SECTION OF THE ENGINE WAS DISASSEMBLED TO INVESTIGATE HIGH ITT AND THE LP BLADE FAILURE. FACTORS WHICH SDR HYIA14834VIBFairing · misinstalledON APPROACH, THE ACFT STARTED TO EXPERIENCE ABNORMAL VIBRATIONS. WHEN VIBRATION STARTED THE AUTO PILOT WAS DISENGAGED AND THE ACFT WAS FLOWN MANUALLY. AS THE ACFT DESCENDED AND SLOWED DOWN, THE VIBRATION ALSO DECREASED. WHEN VIBRATION STARTED, THE F/A REPORTESDR CA110407001Turbine Blades · failed(CAN) ENGINEERING INVESTIGATION REPORT EIR PW100 2011-017 FINDINGS. BORESCOPE INSPECTION REVEALED THE ENG SUSTAINED AN LP BLADE FAILURE, THE CAUSE OF THE LP BLADE FAILURE WAS DETERMINED TO BE BLADE CREEP. THE REMAINING DAMAGE IN THE ENG IS CONSIDERED TO BE SSDR CA110307003Landing Gear · collapsed(CAN) AN ACFT HAD AN INCIDENT UPON LANDING WHEN THE RT MAIN GEAR COLLAPSED DUE TO A HEAVY LANDING. THE ACFT SKIDDED OF THE SIDE OF THE RUNWAY BEFORE COMING TO REST. THE 31 PASSENGERS AND 3 CREW MEMBERS ONBOARD WERE NOT HURT. INVESTIGATION IS ON-GOING.SDR CA110216002Pipe · brokenFLIGHT CREW REPORTED THE NR1 ENGINE FIRE INDICATION, ENGINE WAS SHUTDOWN AND FIRE EXTINGUISHER ACTIVATED, AN EMERGENCY WAS DECLARED AND THE ACFT RETURNED TO POINT OF DEPARTURE AND LANDED. MX FOUND EVIDENCE OF A FIRE AND A BROKEN VENT PIPE.SDR CA110209007Flap Track · corrodedDURING THE 2000 HR REPEAT INSPECTION. THE FLAP TRACK WAS FOUND TO BE PITTED AND CORRODED, BEYOND LIMITS. THIS TRACK WAS BLENDED AT THE LAST C-CHECK. TRACKS WERE REPLACED AS THEY WERE BEYOND LIMITS.SDR KPVA 201004Engine · malfunctionedIN FLIGHT AT LOW POWER SETTING WHEN HIGH PRESSURE VALVE OPENS, A VERY STRONG SMELL OF CHEMICAL SMELL COMING OUT OF VENTS, ALSO LIGHT HAZE. (MX) REPLACED NR 2 ENGINE IAW AIAM-105. OPS & LEAK CHECK GOOD. S/N ON AC0044.SDR P4YA2010110100001Brake Cable · frayedNO RT BRAKES DURING LANDING ROLLOUT. REPLACED DAMAGED CONTROL CABLE (SEPARATED STRANDS).SDR ERAA201000005Smoke Detector · intermittentSMOKE WARNING LIGHT CAME ON INTERMITTENTLY IN FLIGHT. (NO EVIDENCE OF SMOKE OR FIRE IN AFT CARGO COMPARTMENT.) REPLACED SMOKE DETECTOR IAW MM CHAPTER 26-12-01, OPS CK SATISFACTORY.SDR KPVA201003Engine · malfunctionedNR 1 ENGINE OIL WARNING LIGHT ILLUMINATED IN FLIGHT. NR 1 ENGINE OIL PRESSURE GAUGE READ 40 TO 50 PSI. RETARDED POWER LEVER, OIL PRESSURE DROPPED TO 0 PSI. SHUT NR 1 ENGINE DOWN IN FLIGHT. OIL MIST, SMOKE FILLED COCKPIT AND CABIN. SMOKE CLEARED AFTER ENGISDR CA100903007Oil System · pressure lossLOW OIL PRESSURE/IFSD DURING CLIMB, A LOW OIL PRESSURE OCCURRED AND THE ENGINE WAS SHUTDOWN. THE ACFT RETURNED TO THE POINT OF DEPARTURE FOR AN UNEVENTFUL SINGLE ENGINE LANDING. DURING SUBSEQUENT GROUND RUN, THE OIL PRESSURE DID NOT REGISTER AND THE RUN ABORSDR CA100817016Seal · failedIFSD DURING FLIGHT, PILOT EXPERIENCED LOW OIL PRESSURE MESSAGE. PILOT SHUTDOWN THE ENGINE AND DIVERTED TO THE NEAREST AIRPORT. CUSTOMER HAD AN UNEVENTFUL LANDING. ONCE ON GROUND THE TECHS DETERMINED THAT THE LEAK WAS DUE TO A PACKING. PACKING WAS REPLACED ASDR CA100831002Regulator Valve · leakingIFSD DURING FLIGHT AT FL190, CREW RECEIVED WARNING THAT ENGINE NR 2 HAD LOW OIL PRESSURE. THE CREW ELECTED TO SHUTDOWN THE ENGINE INFLIGHT, AND THE ACFT DIVERTED. LEAKAGE WAS DETERMINED TO ORIGINATE FROM A FAILED PACKING ON THE PRESSURE TRANSDUCER OUTLET POR
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