Pratt & Whitney Canada PW121

Service difficulty reports · 444

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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 = '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.

SDR 39LA2014082188Selector Valve · failedLEFT MAIN GEAR DOOR APPEARED TO RE-OPEN AFTER NORMAL RETRACTION. WOULD NOT CLOSE AFTER CYCLE. R & R LG SELECTOR VLV IAW D8 AMM 32-30-41. FUNCTIONAL CHECKED GOOD NO LEAKS NOTED.Aug 21, 2014 · N979HA · Dhav DHC8103 · Landing Gear Door Retract SectionSDR CA140808007Selector Valve · failed(CAN) ON APPROACH THE LANDING GEAR DID NOT EXTEND WHEN SELECTED TO THE DOWN POSITION AND THE GEAR IN TRANSIT LIGHT WAS ILLUMINATED. AFTER COMPLETING THE REQUIRED CHECKLIST THE CREW ELECTED TO RETURN TO MAIN BASE FOR REPAIRS. THE ALTERNATE GEAR EXTENSION PROCEDAug 5, 2014 · Dhav DHC8102 · Landing Gear Retraction/Extension SystemSDR CA140807002Brake Assy · broken(CAN) BRAKE LINING ASSY, ROTOR, BROKEN IN 4 PLACES ALONG HEAT RELIEF CUT IN ASSY.Jul 31, 2014 · Aerosp ATR42320 · Landing Gear Brake SystemSDR CA140730011Sense Line · cracked(CAN) NR 2 ENGINE FAILED IN FLIGHT. A/C YAWED TO THE RIGHT. CREW NOTICED ONLY 30% TORQUE ON NR 2 ENGINE. TRIED TO APPLY MORE POWER AND NOTICED TORQUE CONTINUED TO DECREASE ON NR 2. SHUT DOWN ENGINE IN FLIGHT. MAINTENANCE FOUND NR 2 ENGINE P3 SENSE LINE CRACKEJul 28, 2014 · Dhav DHC8106 · Fuel Controlling SystemSDR HYIA20140725001Battery · defectiveMAIN BATTERY CHARGE OFF LIGHT ILLUMINATED. MX PANEL MAIN BATTERY VOLTS SHOWED 18 VOLTS THEN READ 29. HOWEVER, LIGHT REMAINED ILLUMINATED UNTIL DESCENT 10000 FEET. STRONG BURNING SMELL IN FLIGHT DECK. MX REPLACED MAIN BATTERY. OPERATIONS TEST MAIN BATTERY PJul 24, 2014 · N42836 · Aerosp ATR42320 · Battery/Charger SystemSDR 39LA2014071481Frame · crackedFUSELAGE FRAME AT STATION X354.25 CRACKED BETWEEN STRINGER 21L & 22L. R & R FUSELAGE FRAME AT STATION X354.25 IAW RD8-53-2995 & RD8-53-13705.Jul 14, 2014 · N636AR · Dhav DHC8103 · Fuselage Main, FrameSDR 39LA2014070773Access Panel · corrodedELEVATOR PANEL 343FT CORRODED AT SCREW HOLES. FABRICATED NEW PANEL 343FT IAW DASH-8-100 SRM 51-24-00 & 51-40-07.Jul 7, 2014 · N636AR · Dhav DHC8103 · Elevator, Plate/SkinSDR 39LA2014070774Skin · chafedAFT CARGO DOOR OUTER SKIN CHAFED AT UPPER AFT CORNER. REPAIRED AFT CARGO DOOR OUTER SKIN CHAFING IAW RD 8-52-1369.Jul 7, 2014 · N636AR · Dhav DHC8103 · Cargo/Baggage DoorsSDR 39LA2014070775Skin Panel · dentedDENT, AFT FUSELAGE X492.5 & STRINGER 26L. REPAIRED DENT AFT FUSELAGE X492.5 & STRINGER 26L IAW RD 8-53-13686.Jul 7, 2014 · N636AR · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2014070776Skin Panel · dentedEXTERNAL SKIN DENTED AT FS 610 & STRINGER 18R. REPAIRED DENT AT FS 610 & STRINGER 18R IAW RD 8-53-13688.Jul 7, 2014 · N636AR · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2014070778Skin · chippedFUSELAGE EXTERNAL SKIN CHIPPED APPROX X269.0 ABOUT STRINGER 15R. REPAIRED FUSELAGE EXTERNAL SKIN CHIPPING AT FS 270.5, STRINGER 15R IAW RD8-53-13689.Jul 7, 2014 · N636AR · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2014070779Skin · dentedFUSELAGE EXTERNAL SKIN DENTED APPROX X269 ABOVE STRINGER 23R. REPAIRED DENT IN FUSELAGE EXTERNAL SKIN AT FS X269 ABOVE STRINGER 23R IAW RD 8-53-13690.Jul 7, 2014 · N636AR · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2014070780Skin · crackedRIGHT NACELLE OUTER SKIN CRACKED AT LOWER CORNER FWD OF MLG. REPAIRED RT NACELLE OUTER SKIN CRACK AT LOWER CORNER FWD OF MLG IAW RD8-54-874.Jul 7, 2014 · N636AR · Dhav DHC8103 · Nacelle/Pylon, Plate/SkinSDR 39LA2014008290077Web · defectiveFLOOR WEB HAS A DOUBLE DRILLED HOLE AT X580.500, JUST INBD OF CARGO DOOR OPENING. REPAIRED FLOOR WEB AT X580.500, IAW RD 8-53-13681.Jul 7, 2014 · N636AR · Dhav DHC8103 · Fuselage Miscellaneous StructureSDR CA140804003Blade · damaged(CAN) DURING FLIGHT, THE ENGINE SHOWED NO ITT INDICATION AND ENGINE TORQUE DECREASED. PILOT SHUTDOWN ENGINE AND AN UNEVENTFUL SINGLE ENGINE LANDING WAS MADE. FOUND LP TURBINE BLADES DAMAGED. TROUBLESHOOTING ONGOING.Jul 5, 2014 · Aerosp ATR42320 · Turbine SectionSDR CA140630021Engine · overtorqued(CAN) THE RT ENGINE TORQUE WENT TO 113 PERCENT FOR 3 SECONDS AND BACK TO NORMAL DURING TAXI. ACFT TAXI BACK TO GATE UNEVENTFULLY. TROUBLESHOOTING ONGOING.Jun 19, 2014 · Dhav DHC8101 · Engine (Turbine/Turboprop)SDR CA140620008Engine · warning light(CAN) DURING CRUISE AT FL170 THE MANUAL CAUTION LIGHT ILLUMINATED AND COULD NOT BE RESET. THE PILOT DECIDED TO RETURN TO THE DEPARTURE AIRPORT WHERE IT LANDED SAFETY. POST FLIGHT TROUBLESHOOTING LED TO THE REPLACEMENT OF THE ENGINE ELECTRONIC CONTROL.Jun 11, 2014 · Dhav DHC8101 · Engine (Turbine/Turboprop)SDR CA140415003Elt · malfunctioned(CAN) ELT ACTIVATED WHILE ON GROUND FOR UNKNOWN REASON.Apr 11, 2014 · Aerosp ATR42320 · Emergency Locator BeaconSDR CA140415002Elt · malfunctioned(CAN) ELT ACTIVATED WHILE ON GROUND FOR UNKNOWN REASON.Apr 8, 2014 · Aerosp ATR42320 · Emergency Locator BeaconSDR CA140328010Pump · leaking(CAN) CREW ADVISED LOSS OF NR 2 HYDRAULIC PRESSURE IN CRUISE TO DESTINATION, ACTIVATING THE RUDDER HYDRAULIC ISOLATION SYS. MAINTENANCE ADVISED THAT THE LOSS OF NR 2 HYDRAULIC PRESSURE WOULD AFFECT NOSE WHEEL STEERING FOR THE LANDING. CREW REQUESTED EMERGENCYMar 27, 2014 · Dhav DHC8106 · Hydraulic Pump (Electric/Engine), MainSDR CA140307007Flapper Valve · misinstalled(CAN) WHILE INVESTIGATING A PROBLEM WITH AN ENGINE FUEL FEED MAINTENANCE DISCOVERED THAT THE FEEDER TANK FLAPER VALVES WERE SEALED ON THE BOTTOM WITH PRC. THIS PREVENTED THEM FROM OPENING AND ALLOWING FUEL TO ENTER THE FEEDER TANK.Mar 6, 2014 · Aerosp ATR42320 · Aircraft Fuel Distribution SystemSDR CA140228003Elt · malfunctioned(CAN) ELT ACTIVATED WHILE ON THE GROUND FOR UNKNOWN REASON.Feb 25, 2014 · Aerosp ATR42320 · Emergency Locator BeaconSDR CA140224004Eec · failed(CAN) TAKEOFF WAS ABORTED DUE TO POWER ROLL BACK. ACFT WAS STOPPED AND RETURNED TO PARKING WITHOUT ISSUE. FAULT HAS BEEN IDENTIFIED AS A FAILED ELECTRONIC ENGINE CONTROL, EEC, BY TRANSPOSING THEM BETWEEN ENGINES. THE SUSPECT EEC WAS REPLACED AND THE ACFT WFeb 11, 2014 · Dhav DHC8103 · Fuel Controlling SystemSDR CA140203011Oil System · leaking(CAN) DURING CLIMB, THE PILOT NOTED A LOW OIL PRESSURE LIGHT IN THE COCKPIT FROM THE RT ENGINE. REDUCED THE POWER TO GROUND IDLE AND NOTED OIL PRESSURE BETWEEN 35-40 PSID. THE PILOT INDUCED AN IFSD FOLLOWED BY A SAFE SINGLE ENGINE LANDING AT THE POINT OF DEPAJan 29, 2014 · Aerosp ATR42320 · Turbine Engine Oil SystemSDR CA140130018Line · leaking(CAN) STATIC FUEL LEAK FROM AFT NACELLE OVERBOARD DRAIN WHEN ACFT PARKED.Jan 20, 2014 · Dhav DHC8106 · Fuel StorageSDR CA140123006Blade · cracked(CAN) DURING A SCHEDULED BOROSCOPE INSPECTION A PIECE OF THE LP TURBINE BLADE WAS DETERMINED TO BE MISSING AND IMPACT DAMAGE ON SEVERAL OTHER OF THE LP TURBINE BLADES. THE ENGINE WAS REMOVED AND SENT TO THE ENGINE SHOP FOR INSPECTION AND REPAIR.Jan 17, 2014 · Dhav DHC8106 · Turbine SectionSDR CA140113009Bolt · loose(CAN) DURING LINE MAINTENANCE THE AMES FOUND THAT THE F/O`S YOKE HAD AN EXCESSIVE AMOUNT OF FORE & AFT PLAY. THE AMES INVESTIGATED AND FOUND THAT THE 6 BOLTS THAT SECURE THE YOKE TO THE LEVER PITCH, ITEM 110 IN IPC, WERE LOOSE. ALL THE BOLTS COULD BE SPUN BYJan 12, 2014 · Dhav DHC8106 · Control Column SectionSDR 39LA2014011050Wire · shortedNR 1 ENG OIL PRESS GAGE INDICATING 0 PERFORMED PRECAUTIONARY ENG SHUTDOWN. FOUND WIRE 10004C22-BLK, BETWEEN P7700 P1 & 9811 J17 SHORTED TO GND. CLEANED BOTH CONNECTORS, P1 & J17, TERMINATED SHIELDING AT J17. OPERATIONS CHECKED GOOD IAW DASH 8 WD 79-32-00 & Jan 10, 2014 · N636AR · Dhav DHC8103 · Engine Oil System WiringSDR CA140119006Engine · surges(CAN) DURING CRUISE FLIGHT, THE CREW NOTICED ENGINE SURGE WITH ASSOCIATED NOISE AND YAW MOVEMENT. THE CREW WAS UNABLE TO DETERMINE WHICH ENGINE WAS THE CAUSE OF SURGE. THEY NOTICED BOTH ENGINE TORQUES AND WITNESSED VARIABLE FLUCTUATIONS AS WITH BOTH RPM INDIDec 28, 2013 · Engine (Turbine/Turboprop)SDR CA140103004Elt · false activation(CAN) ELT TRANSMISSIONS WHILE ACFT ON GROUND.Dec 24, 2013 · Aerosp ATR42320 · Emergency Locator BeaconSDR 39LA2013120217Skin · dentedRIGHT HAND CENTER EMERGENCY DOOR SKIN DENTED. FABRICATED & INSTALLED A REPAIR DOUBLER IAW RD8-52-1344.Dec 2, 2013 · N990AV · Dhav DHC1 · Emergency ExitsSDR 39LA2013120218Plate · wornNR 2 LOWER COWL FWD INBD LATCH PLATE WORN. REPAIRED LATCH PLATE IAW RD8-71-018.Dec 2, 2013 · N990AV · Dhav DHC8103 · Engine Cowling SystemSDR 39LA2013120219Skin · dentedFS X 285.0 APPROXIMATELY INBD OF STRINGER 29R SKIN HAS DENT. REPAIRED DENT IAW RD8-53-13409.Dec 2, 2013 · N990AV · Dhav DHC8103 · Fuselage Main, Longeron/StringerSDR 39LA2013120220Skin · dentedFS STATION X 771.803 BETWEEN FRAME NR 6 & NR 7 ABOVE STRINGER 22R HAS CREASE APPROXIMATELY 6 INCHES LONG ABOVE EXISTING REPAIR DOUBLER. REPAIRED FS X 771.803 BETWEEN FRAME NR 6 & NR 7 IAW RD8-55-2625.Dec 2, 2013 · N990AV · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2013120221Skin Panel · crackedNR 2 ENGINE PANEL 422AT SKIN CRACKED AT OTBD AFT LATCH. REPAIRED NR 2 ENGINE PANEL 422AT IAW RD8-71-317.Dec 2, 2013 · N990AV · Dhav DHC8103 · Engine Cowling SystemSDR 39LA2013120222Skin · dentedFS X 255.0 APPROXIMATELY INBD OF STRINGER 31L SKIN HAS 2 DENTS. REPAIRED DENTS IAW RD8-53-13410.Dec 2, 2013 · N990AV · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR 39LA2013120223Hinge · gougedNOSE LANDING GEAR LT DOOR AFT HINGE AIRCRAFT SIDE IS GOUGED. REPAIRED NLG LT FWD DOOR AFT HINGE IAW RD8-53-13389.Dec 2, 2013 · N990AV · Dhav DHC8103 · Fuselage, Door HingeSDR 39LA2013120224Skin · dentedFUSELAGE STATION X 280.0 APPROXIMATELY INBD OF STRINGER 31L SKIN HAS DENT. REPAIRED DENT IAW RD8-53-13398.Dec 2, 2013 · N990AV · Dhav DHC8103 · Fuselage Main, Plate/SkinSDR CA131112008Garlock Seal · cracked(CAN) OIL ON NR 1 NACELLE, FOUND HYDRAULIC PUMP GARLOCK SEAL BLOWN.Nov 11, 2013 · Dhav DHC8106 · Hydraulic Pump (Electric/Engine), MainSDR CA131009004Control Unit · smoke(CAN) DURING APPROACH, CREW REPORTED SMOKE HAD BEEN DETECTED IN THE CABIN. THE ACFT LANDED SAFELY ABOUT 2 MINUTES LATER, THE PASSENGERS RAPIDLY DEPLANED. THE AIRLINE SAID ELECTRICAL WIRING OVERHEATED CAUSING THE SMOKE. OVERHEATED, RUNNING HOT, CA SWITCH PANELOct 9, 2013 · Dhav DHC8102 · Electrical Power System WiringSDR CA131007027Cylinder · cracked(CAN) NR 2 HYDRAULIC SYSTEM WAS LEAKING HYDRAULIC FLUID. LEAK WAS FOUND TO BE COMING FROM THE RT MLG AFT/CENTER DOOR ACTUATOR. THE ACTUATOR WAS REPLACED AND ACFT RETURNED TO SERVICE. VISUALLY INDENTIFIED FLUID SEEPING FROM THE ACTUATOR CYLINDER HOUSING BELOOct 6, 2013 · Dhav DHC8106 · Hydraulic System, MainSDR MTNA201309250001Engine · malfunctionedDURING TAKEOFF ROLL, THE FLIGHT CREW REPORTED THE LT ENGINE TORQUE DECREASED BY 40 PERCENT. ACFT EXPERIENCED A YAW TO THE LEFT. ABORTED THE TAKEOFF AND RETURNED TO THE RAMP WITHOUT FURTHER INCIDENT.Sep 25, 2013 · N906FX · Aerosp ATR42320 · Engine (Turbine/Turboprop)SDR MTNA09112013001Connector · contaminatedNR 2 ENGINE FAIL ON TAKEOFF, GOT UP TRIM, NO AUTOFEATHER. TROUBLESHOOT SUSPECTED COMMANDED AUTOFEATHER. CHECKED CONTINUITY FROM ALL PINS OF PLUGS P6 & P7 OF TORQUE SIGNAL CONTROL UNIT TO EEC, J3, AND TORQUE SENSOR CONTINUITY CHECK GOOD. CHECKED CONTINUITY OFSep 11, 2013 · N916FX · Aerosp ATR42300 · Turbine Engine System WiringSDR CA130911015Pump · leaking(CAN) THE PILOT REPORTED THAT THE NR 2 ENGINE LOW OIL PRESSURE CAUTION LIGHT COMES ON PASSING 600 FT RIGHT AFTER TAKEOFF. THE OIL PRESSURE WAS FLUCTUATED IN BETWEEN 20-25 PSI, THE ENGINE WAS MANUALLY SHUTDOWN. THE AIRCRAFT CONTINUED TO FLY ABOUT 30 MIN. AND Aug 30, 2013 · Dhav DHC8102 · Turbine Engine Oil SystemSDR HYIA201307290001Wire · brokenLANDING GEAR WOULD NOT EXTEND NORMALLY. THREE RED UNLOCKED INDICATORS REMAINED ILLUMINATED AFTER SELECTING GEAR DOWN. PERFORMED EMERGENCY LANDING GEAR EXTENSION. GEAR CAME DOWN NORMALLY AND 3 GREEN DOWN AND LOCKED INDICATION WITH NO RED UNLOCK LIGHTS ILLUMIJul 27, 2013 · N42836 · Aerosp ATR42320 · Landing Gear System WiringSDR CA130729006Engine · overtemp(CAN) DURING TAKEOFF OPERATION, THE NR 2 ENGINE WAS APPROACHING THE ITT LIMIT OF 800 DEGREES C. TAKEOFF WAS ABORTED AND THE ACFT WAS RETURNED TO THE RAMP.Jul 13, 2013 · Aerosp ATR42* · Engine (Turbine/Turboprop)SDR CA130819005Blades · fractured(CAN) DURING FINAL APPROACH TO AIRPORT, OIL PRESSURE INDICATED LOWER THAN GREEN BAND AND ITT SHOWED ZERO ON INDICATOR. CAPTAIN PERFORMED IN-FLIGHT SHUTDOWN PROCEDURE. AN UNEVENTFUL SINGLE ENGINE LANDING WAS MADE. INSPECTION FOUND PT STAGE 2 BLADE FRACTURE ANJun 12, 2013 · Turbine SectionSDR CA130531015Pressure Switch · leaking(CAN) DURING A MAINTENANCE RUN, A SUBSTANCIAL AMOUNT OF FUEL WAS OBSERVED LEAKING FOM THE INBD L/E. THE L/E WAS REMOVED AND FUEL WAS FOUND TO BE COMING FROM THE MOTIVE FLOW PRESSURE SWITCH LOCATED IN THE FORWARD WING SPAR. A BENCH TEST WAS PERFORMED WITH COMPMay 30, 2013 · Aerosp ATR42320 · Fuel Indicating SystemSDR HYIA201305280001Vent Line · cloggedON TAXI TO GATE, COCKPIT STARTED TO FILL WITH SMOKE. SELECTED BOTH BLEEDS AND BOTH PACKS TO OFF. INSPECTED NR 1 ENGINE NR 5 BEARING VENT TUBE. CLEANED CLOGGED VENT TUBE. PERFORMED ENGINE RUNUP AND FOUND TO OPERATE NORMALLY.May 27, 2013 · N42836 · Aerosp ATR42* · Turbine Engine Oil SystemSDR CA130402006Wire Harness · damaged(CAN) POWER SUPPLY WIRING FOR BLUE SYSTEM ELECTRIC PUMP FOUND DAMAGED.Mar 24, 2013 · Aerosp ATR42300 · Hydraulic Power System Wiring
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