Pratt & Whitney Canada PW123

Service difficulty reports · 1,854

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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 = 'PW123'
  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 8G9R202509110001Pump · making metalHYDRAULIC SYSTEM FOUND CONTAMINATED WITH METAL FROM FAILED L/H ENGINE-DRIVEN HYDRAULIC PUMP.Sep 8, 2025 · N419BT · Cndair CL2156B11215 · Hydraulic Pump (Electric/Engine), MainSDR 7C7A2023012760010Engine · leakingUNSCHEDULED #1 ENGINE CHANGE DUE TO INTERNAL OIL LEAKJan 26, 2023 · N151RA · Dhav DHC8311 · Turbine Engine Oil SystemSDR 2023FA0000368Blades · fracturedREGIONAL ONE INC. ENGINE SERIAL NUMBER AR0036 WAS RECEIVED AT STANDARDAERO FOR A POST RENTAL INSPECTION, DURING RECEIVING INSPECTION IT WAS NOTED THAT THE ENGINE HAD A PT BLADE DISTRESS EVENT.Nov 28, 2022 · N8QIAT · Engine (Turbine/Turboprop)SDR CA190801001Hose · leaking(CAN) ON GEAR RETRACTION CREW REPORTED A BANG FROM NOSE AREA AND THEN THE ISO VALVE LIGHT CAME ON, #2 HYDRAULIC QUANTITY WENT DOWN, MAIN GEAR WENT UP NOSE DID NOT. CREW SELECTED GEAR DOWN NOSE WENT GREEN IMMEDIATELY AND MAINS CAME DOWN, AS PER QRH ALTERNATE EXJul 29, 2019 · Dhav DHC8311 · Landing Gear Retraction/Extension SystemSDR CA190725002Blade · damaged(CAN) AIRCRAFT CLIMBED TO INITIAL CRUISE AT FL190 BUT ENCOUNTERED ICING. ICING WAS BEING SHED NORMALLY BUT CREW ELECTED TO CLIMB TO AVOID IT. AS THEY CLIMBED THE AIRCRAFT SHUDDERED AND YAWED. THEY NOTED LH ENGINE ITT INCREASING AND TORQUE DECREASING, OIL PRESSJul 18, 2019 · Dhav DHC8315 · Engine (Turbine/Turboprop)SDR CA190709011Capacitor · damaged(CAN) THE OCCURRENCE HAPPENED ON GROUND DURING MAINTENANCE WITH NO PASSENGERS OR FLIGHT CREW ON BOARD. DESCRIPTION: DURING MAINTENANCE, IT WAS DISCOVERED SMOKE FROM AVIONIC SHELF. CIRCUIT BREAKERS 115/26 VAC XFMR LT AND CIRCUIT BREAKER RNAV 2 (J2) WAS FOUND PJul 5, 2019 · Dhav DHC8201 · Electrical Power System WiringSDR CA190708002Blade · damaged(CAN) NATO SUPPORT ENGINE WAS RECEIVED FOR INVESTIGATION AND REPAIR DUE TO OPERATOR REPORTED AN IN-FLIGHT SHUTDOWN ON TAKE-OFF AT 600 FT. (TC# 20190708002)Jul 5, 2019 · Turbine SectionSDR CA190703011Outflow Valve · malfunctioned(CAN) FLIGHT CREW REPORTED LOSS OF PRESSURIZATION AT 23000` . EMERGENCY DECENT CARRIED OUT. MAINTENANCE REPLACED THE FORWARD OUTFLOW VALVE, PN 103068-14, SN 14-120 AND THE PRESSURE SELECTOR PANEL PN 130522-1, SN 89-407. ALSO REPLACED THE 1R DOOR SEAL. PRESSUREJun 30, 2019 · Dhav DHC8311 · Pressure Regulator/Outflow ValveSDR CA190626004Actuator · failed(CAN) ON APPROACH THE CREW RECEIVED A GEAR UNSAFE INDICATION FOR THE R/H MAIN LANDING GEAR WHEN GEAR SELECTED DOWN. THEY CONDUCTED A MISSED APPROACH AND A SUCCESSFUL ALTERNATE EXTENSION WAS CARRIED OUT. NO EMERGENCY WAS DECLARED, AND THE FLIGHT LANDED WITHOUT Jun 25, 2019 · Dhav DHC8311 · Landing Gear Retraction/Extension SystemSDR CA190628008Switch · broken(CAN) WE HAD AN ENGINE IFSD ON MSN 522 DUE TO THE RH ENGINE SURGE BETWEEN 80% AND 120% ON FRIDAY 21/JUNE/19. PRECAUTION ENGINE SHUT DOWN WAS PERFORMED AND THE AIRCRAFT WAS SAFELY LANDED WITHOUT ANY INCIDENT: PILOT REPORT: THE ENGINE STARTED SURGING IMMEDIATELYJun 21, 2019 · Dhav DHC8202 · Engine ControlsSDR CA190624016Fmc · faulted(CAN) DURING LEVEL FLIGHT THE A/C WOULD DESCEND 100FT AND THEN CLIMB BACK UP TO SELECTED ALTITUDE AND LEVEL OFF. ON APPROACH WITH GLIDE-SLOPE CAPTURED THE A/C WOULD BEGIN TO DESCEND 2 DOTS BELOW GLIDE-SLOPE. IN BOTH SITUATIONS THE AUTOPILOT WAS SELECTED ON WITJun 20, 2019 · Dhav DHC8311 · Auto Flight SystemSDR CA190703016Battery · hot(CAN) CREW REPORTED AUX BATTERY HOT WARNING IN CRUISE. AIRCRAFT DIVERTED TO AN ALTERNATE AIRPORT (YQB) AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE AUX BATTERY AND THE AIRCRAFT RETURNED TO SERVICE. REMOVED AUX BATTERY PN 020413-000, SN 090520007EE67. Jun 20, 2019 · Dhav DHC8311 · Battery/Charger SystemSDR CA190704001Engine · surges(CAN) PILOT REPORTED THAT #2 ENGINE STARTED SURGING IMMEDIATELY AFTER THE AIRCRAFT WAS AIRBORNE AND WITH THE GEAR SELECTED UP. PILOT INITIALLY HEARD THE CYCLING CHANGE IN ENGINE SOUND, AND FELT THE YAW. #2 ENGINE TORQUE WAS OBSERVED TO BE FLUCTUATING BETWEEN 8Jun 20, 2019 · Dhav DHC8102 · Engine (Turbine/Turboprop)SDR CA190605004Connector · overheated(CAN) WHILE TROUBLESHOOTING A TRIPPED CABIN OVERHEAD LIGHTING SYSTEM CIRCUIT BREAKER, ELECTRICAL CONNECTORS 3320-J35 AND 3320-P40 WERE FOUND WITH SIGNIFICANT OVERHEAT DAMAGE. CONNECTORS WERE REPLACED AND SYSTEM TESTED SERVICEABLE. PART NUMBERS: 770030-1 (-J35Jun 3, 2019 · Dhav DHC8311 · Light System WiringSDR CA190628009Engine · deteriorated(CAN) AIRCRAFT REPORTED STALL/SURGE AROUND 60-70% DURING ACCELERATION AND DECELERATION. PILOTS REPORTED THE DEFECT ON THE#1 ENGINE, HOWEVER UPON INVESTIGATION THE ENGINEERS REPORTED IT ON BOTH ENGINES. CUSTOMER CHECKED THE BLEED SYSTEM AND CONDUCTED A CAPPED RApr 30, 2019 · Dhav DHC8315 · Engine (Turbine/Turboprop)SDR CA190502018Transformer · burned(CAN) 1ST INSTANCE DURING GROUND ENGINE RUN AC GEN CAUTION LIGHT CAME ON - AC GEN REPLACED. 2ND TIME AC GEN CAUTION LIGHT CAME AND AIR TURN BACK WAS INITIATED, SUBSEQUENT TROUBLE SHOOTING 1) FOUND WIRE 2421-10003CBC IN #1 AC CONTACTOR BOX CHAFING AND ARCING TOApr 28, 2019 · Dhav DHC8311 · AC Generator-AlternatorSDR CA190415012Ahrs · failed(CAN) PILOT REPORT THAT THE #2 EHSI AND EADI FAILED ON CLIMBOUT. MAINTENANCE ACTION: #2 AHRS REPLACED AND TESTED IAW AMM 34-20-00. AIRCRAFT HOURS: 66071:48. CYCLES: 81263. (TC# 20190415012)Apr 14, 2019 · Dhav DHC8301 · Attitude and Direction Data SystemSDR CA190327004Starter Gen · failed(CAN) PILOTS STARTED THE RH ENGINE AND THE DC GENERATOR WOULD NOT COME ONLINE, SO THEY SHUT DOWN THE ENGINE AND WHEN THEY ATTEMPTED TO START THE ENGINE FOR THE SECOND TIME, THE ENGINE WOULD NOT ROTATE AND COULD ONLY GET 21 TO 22 VOLTS ON THE DC PANEL FROM EXTEMar 26, 2019 · Dhav DHC8314 · Starter-GeneratorSDR CA190326001Sensor · failed(CAN) ATB CARRIED OUT DUE TO WOW CAUTION DEFECT. PROBLEM TRACED TO #2 NLG WOW SENSOR. WOW SENSOR REPLACED, FUNCTION CHECKS CARRIED OUT, A/C RTS. (TC# 20190326001)Mar 25, 2019 · Dhav DHC8311 · Landing Gear Position and WarningSDR CA190313001Fuel Filter · bypassing(CAN) IN FLIGHT, THE FLIGHT CREW RECEIVED #2 FUEL FILTER BYPASS WARNING LIGHT. THIS RESULTED IN AN AIRBORNE RETURN TO ORIGINATING POINT. REPLACED THE #2 ENGINE FUEL FILTER IAW AMM 73-10-00-02 & TIB DH8-73-06. AIR/LEAK & VISUAL CHECK OF FILTER INSTALLATION COMMar 12, 2019 · Dhav DHC8301 · Engine Fuel DistributionSDR CA190313008Shaft · sheared(CAN) 20-FEB-2019 AFTER 50 FLIGHT HOURS CHIP DETECTORS & OIL FILTERS INSPECTED (FAULT ISOLATION-1 FIG 108, SHEET. 3). FOUND SOME BLACK MATERIAL. MATERIAL REMOVED FROM CHIP DETECTOR, RGB OIL FILTER AND OIL SAMPLE SENT TO LABORATORY FOR ANALYSIS. AFTER #2 ENGIFeb 28, 2019 · Dhav DHC8311 · Turbine Engine Reduction GearSDR CA190227012Signal Cond Unit · failed(CAN) 2961 HRS SINCE REPAIR DURING T/O ROLL AS THE LH ENGINE TORQUE WAS RISING TO APPROX 70% THE TORQUE SURGED TO OVER 100% AND PROP RPM DROPPED TO APPOX 600-800 RPM. CAPT SAID IT SOUNDED LIKE THE PROP WAS PARTIALLY FEATHERING.TAKE OFF WAS REJECTED AT OR BELOWFeb 23, 2019 · Dhav DHC8301 · Propeller Feathering/ReversingSDR CA190218006Fcu · failed(CAN) NO1 ENG ON FINAL AT 20 TQ , RPM DROPPED , ABLE TO GET 1030 RPM WITH COND LEVER AT MAX , OTHER REMAINED AT 1050 GROUND RUNS CARRIED OUT#1 PWR LEVER DOES NOT INCREASE WITH PLA INCREASE. #1 ENGINE LAGS IN PWR. #1 ENGINE IS AT 786 RPM WHEN IT SHOULD BE AT 90Feb 17, 2019 · Dhav DHC8301 · Fuel Control/Turbine EnginesSDR CA190206003Engine · leaking(CAN) ENGINE SERIAL WAS RECEIVED FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED INTERNAL OIL LEAKAGE WITHIN THE TURBOMACHINERY WITH VISIBLE OIL LEAKAGE FROM THE `F` FLANGE. (TC# 20190206003)Jan 30, 2019 · Turbine Engine Oil SystemSDR CA190219003Oil System · low pressure(CAN) `WHILE THE AIRCRAFT WAS CLIMBING ABOUT 10 MILES NORTH OF CYUL, THE FLIGHT CREW NOTED A LOW OIL PRESSURE INDICATION ON THE RIGHT HAND ENGINE. THE ENGINE PROPELLER WAS FEATHERED AS REQUIRED BY THE APPLICABLE CHECKLIST. THE FLIGHT CREW DECLARED AN EMERGENCJan 16, 2019 · Dhav DHC8314 · Engine Oil PressureSDR CA180618003Indicator · malfunctioned(CAN) AT FL200, DURING CRUISE IN ICING CONDITIONS, THE CAPTAIN`S ASI DROPPED FROM 190 KIAS TO 120 KIAS. MAINTENANCE ACTION INITIALLY HAD THE SYSTEM PURGED WITH NO MOISTURE FOUND. THEN THE CAPTAIN`S ASI WAS REPLACED, IAW AMM 34-11-33. A LEAK CHECK WAS CARRIEJun 17, 2018 · Dhav DHC8301 · Airspeed/Mach IndicatorSDR CA180529014Pump · failed(CAN) LT FUEL PUMP HAD LOW OUTPUT PRESSURE AND MADE GRINDING NOISE. (TC# 20180529014)May 28, 2018 · Cndair CL2156B11215 · Fuel Boost PumpSDR CA180529013Bearing · failed(CAN) THE PILOTS REPORTED A VERY STRONG BURNING SMELL IN THE FLIGHT DECK WHILE ON APPROACH TO THE LOON RIVER TANKER BASE. NO SMOKE OR OBVIOUS INDICATIONS. UPON INVESTIGATION, THE AIR CONDITIONING BLOWER MOTOR BEARINGS WERE FOUND TO BE WORN, CAUSING PLAY AND May 25, 2018 · Cndair CL2156B11215 · Air Distribution FanSDR CA180423017Bracket · cracked(CAN) IN CLIMB UPON GEAR RETRACTION, FLIGHT CREW RECEIVED A LEFT GEAR UNSAFE RED WARNING LIGHT AND A LT DOOR AMBER CAUTION LIGHT. FLIGHT RETURNED AND LANDED WITHOUT FURTHER INCIDENT AFTER PERFORMING AN ALTERNATE GEAR EXTENSION. FLIGHT CREW VISUAL INSPECTION Apr 21, 2018 · Dhav DHC8301 · Nacelle/Pylon Miscellaneous StructureSDR CA180208004Transducer · faulty(CAN) PILOT CARRIED OUT NR 2 ENG SHUTDOWN DUE TO LOW OIL PRESSURE INDICATION DEFECT, WAS FIXED BY REPLACING THE TRANSDUCER. THE PINS APPEARED TO BE STAINED/CONTAMINATED, SO CONTACTS WERE CLEANED. (TC NR 20180208004).Feb 1, 2018 · Dhav DHC8315 · Turbine Engine Oil SystemSDR CA180117009Skin · cracked(CAN) SKIN CRACKED FROM APPROXIMATELY WL STATION 261 TO WL STATION 265. AFT OUTBOARD SIDE OF RT FINLET. (TC NR 20180117009).Jan 16, 2018 · Cndair CL2156B11215 · Horizontal Stabilizer Miscellaneous StructureSDR CA180104005Spar Cap · cracked(CAN) LT WING LOWER FORWARD SPAR CAP CRACKED AT LT WS 58. (TC# 20180104005)Jan 4, 2018 · Cndair CL2156B11215 · Wing SparSDR CA180104006Spar Cap · cracked(CAN) RT WING LOWER FORWARD SPAR CAP CRACKED AT RT WS 58. (TC# 20180104006)Jan 4, 2018 · Cndair CL2156B11215 · Wing SparSDR HNAA2017092500325Hose · rupturedIN FLIGHT, NR 2 ENGINE OIL PSI DROPPED TO ZERO FOLLOWED BY A NR 2 ENGINE FIRE INDICATION. PERFORMED ENGINE SHUTDOWN AND USED BOTH BOTTLES, FIRE INDICATION EXTINGUISHED AND PERFORMED A SINGLE ENGINE LANDING. REMOVED AND REPLACE THE NR 2 ENGINE IAW WC71-02-02.Sep 24, 2017 · N335EN · Dhav DHC8311 · Turbine Engine Oil SystemSDR JJBA20170918007Valve · failedNR 2 ENGINE POWER SURGING IN FLIGHT. DURING FLIGHT THERE WAS A 10-20 PERCENT POWER SPLIT BETWEEN LEVERS. LATER THE ENGINE BEGAN SURGING AGAIN +/-5 PERCENT, THE FUEL FLOW HAD A LARGE SURGE. AN EMERGENCY WAS DECLARED. AFTER TROUBLESHOOTING, IT WAS DETERMINED TSep 11, 2017 · N359PH · Dhav DHC8202 · Engine (Turbine/Turboprop)SDR HNAA2017051200162Ecu · malfunctionedAT FLIGHT LEVEL 9000 FT, NR 1 TORQUE ROLLED BACK 25%. THEN WENT BACK TO NORMAL AND REPEATED. RETURN TO FIELD. REMOVED AND REPLACED THE NR 1 ECU IAW SRT MANUAL, OPS CHECKED GOOD. OK FOR SERVICE.May 10, 2017 · N328EN · Dhav DHC8311 · Fuel Controlling SystemSDR JJBA20170506024Oil System · fluctuatesNR 1 OIL PRESSURE FLUCTUATING WITH LOW PRESSURE CAUTION FLICKERING. PERFORMED MTC 7910/01, NO DEFECTS NOTED..May 6, 2017 · N374PH · Dhav DHC8202 · Turbine Engine Oil SystemSDR HNAA2017031700088Igniter · failedNR 1 ENGINE WILL NOT LIGHT OFF. REMOVED AND REPLACED THE NR 1 ENGINE IGNITERS.Mar 17, 2017 · N335EN · Dhav DHC8311 · Ignition Harness (Distribution)SDR JJBA20161219017Unknown · smokeTOWER REPORTED SMOKE FROM NR 1 ENGINE. ALL PARAMETERS AND INDICATIONS NORMAL, NO SMOKE REPORTED IN CABIN.Dec 19, 2016 · N369PH · Dhav DHC8202 · Engine (Turbine/Turboprop)SDR HNAA2016120900350Panel · malfunctioned1 AND 2 ENGINES HAD 15 PERCENT TORQUE SURGES AT 400 FEET ALTITUDE. REACHED 105 PERCENT TORQUE. REDUCED TORQUE TO 4 PERCENT. SURGE STOPPED. RETURNED TO FIELD. REMOVED AND REPLACED THE RELAY PANEL AT THE CAPTAIN`S SIDE CONSOLE. GROUND RAN AIRCRAFT FOR BETA BACDec 9, 2016 · N336EN · Dhav DHC8311 · Engine (Turbine/Turboprop)SDR JJBA20161207012Switch · failedNR 2 ENGINE SURGED AFTER TAKE OFF. TORQUE WENT 70-140 PERCENT. NR 2 ENGINE SURGING FROM 70 TO 140 BACK AND FORTH RIGHT AFTER GEAR UP, BELOW 500FT. FOLLOWED CHECK LIST AND SHUT DOWN THE ENGINE. DECLARED AN EMERGENCY AND RETURNED TO FIELD. R & R THE SWITCH Dec 7, 2016 · N368PH · Dhav DHC8202 · Engine (Turbine/Turboprop)SDR JJBA20160916007Pump · inoperativeNR 1 ENGINE SURGED IN-FLIGHT CAUSING AN OVER TORQUE AND ACFT BECAME UNCONTROLLABLE. CREW THEN SHUTDOWN THE ENGINE. REMOVED MFC AND FUEL PUMP, MFC PN 3244853-19, SN-C31243V, TT-7648.77, TC-9192. UPON TAKEOFF CLIMB, BOTH ENGINES WERE OPERATING TOGETHER NORMALSep 16, 2016 · N362PH · Dhav DHC8202 · Engine Fuel PumpSDR JJBA20160826018Pump · inoperativeNR 1 PROP TORQUE LAGS P/L INPUTS. FLUCTUATES 50% WITH NO P/L INPUTS. R & R THE NR 1 ENGINE FUEL PUMP AND NR 1 ENGINE MFC IAW PWMM 72-01-40 PERFORMED OPS CHECK IAW AMM 71-00-00, OPS AND LEAK CHECKED GOOD. NO OTHER DEFECTS NOTED AT THIS TIME.Aug 26, 2016 · N359PH · Dhav DHC8202 · Engine Fuel PumpSDR JJBA20160816015Engine · failedPILOT REPORTED NR 1 ENGINE LOST OIL PRESSURE THEN THE ENGINE SHUTDOWN. R & R THE NR 1 ENGINE.Aug 16, 2016 · N362PH · Dhav DHC8202 · Engine (Turbine/Turboprop)SDR JJBA20160622011Engine · smokeSMOKE IN THE FLT DECK AFTER ENGINE START. R & R ACM, OPS CHECK FAILED. BORESCOPE INSPECTION-1 AREA WAS MOIST WITH OIL RESIDUE BUT NOT COLLECTIBLE AS A QUANTITY. FOUND A DIFFUSER DUCT BOLT CLOGGING DRAIN, REMOVED BOLT, R & R NL PROBE O-RINGS. NOTE THAT ENGIJun 22, 2016 · N360PH · Dhav DHC8202 · Engine (Turbine/Turboprop)SDR JJBA20160614007Tscu · inoperativeNR 2 ENGINE TORQUE AT 150+ FOR 7-10 SECONDS. R & R NR 2 PROP ASSEMBLY AND R & R NR 2 TSCU. CREW SHUTDOWN THE ENGINE AND RETURNED TO FIELD. PROP ASSEMBLY, PN:806700-1, SN: 970610, TSN: 31647.45, CSN: 42798.Jun 14, 2016 · N375PH · Dhav DHC8202 · Engine BMEP/Torque IndicatingSDR CA160310011Pump · failed(CAN) IN CRUISE, CREW NOTICE THAT THE HYDRAULIC LEVEL OF SYSTEM NR 2 WAS 0, THEY DECLARE AN EMERGENCY AND LANDED SAFELY. FURTHER INVESTIGATION, NO SIGN OF HYDRAULIC LEAK HAVE BEEN FOUND. THE AIRCRAFT NR 2 HYDRAULIC SYSTEM WAS SERVICED, SYSTEM WAS TESTED ON THEMar 9, 2016 · Dhav DHC8314 · Hydraulic Pump (Electric/Engine), MainSDR CA160307004Housing · cracked(CAN) WHILE REPLACING THE ACM FOR AN UNRELATED ISSUE, IT WAS FOUND TO HAVE A CRACK INTERNALLY IN THE HOUSING CAUSING AN OIL LEAK WITH SMOKE IN THE CABIN.Mar 5, 2016 · Dhav DHC8301 · Cabin Cooling SystemSDR CA160302009Bearing · failed(CAN) WHILE CONDUCTING THE 72 MONTH INSPECTION (CHECK) OF THIS AIRCRAFT, MAINTENANCE HAS DISCOVERED THAT THE UPPER CENTER AILERON BEARING IN THE AILERON CENTER ATTACHMENT FITTING WAS FAILED. THE BEARING HAS COME APART WITH THE BALL BEARINGS FALLING OUT. REFEREMar 1, 2016 · Cndair CL2151A10 · AileronsSDR CA160301020Windshield · burned(CAN) ON APPROACH THE CREW EXPERIENCED ARCING AND SMOKE FROM THE FO WINDSHIELD AT THE LOCATION OF THE TERMINAL LUGS. THERE WERE NO ASSOCIATED CAUTION LIGHTS. MAINTENANCE FOUND EVIDENCE OF ARCING AT THE TERMINAL LUG LOCATION. ALL TERMINALS WERE FOUND TIGHT AND Feb 26, 2016 · Dhav DHC8301 · Flight Compartment Windows
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