Pratt & Whitney PW4052
Service difficulty reports · 1,128
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 = 'PW4052' 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 = 'PW4052' 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 UALA2011041101760Overheat Loop · inoperativeR ENG OVERHEAT LOOP 2 STATUS MSG. FOUND UPPER FWD OVHT DET LOOP OPEN. REPLACED LOOP, CHECKS OKAY.SDR UALA2011040701682Gcu · faultyR GEN OFF TRIED ONE RESET DID NOT WORK. CREW REPORTED AT TOP OF DESCENT, RT GEN TRIPPED OFF, ATTEMPTED ONE RESET, WOULD NOT RESET. FIELD OFF LT ILLUMINATED. DRIVE LIGHT WAS NOT ILLUMINATED. GENERATOR WAS NOT DISCONNECTED. REPLACED RIGHT ENGINE GCU, ALL TESTS NSDR UALA2011040401619Fan Blade · lack of lubeAT POWER REDUCTION VIBRATION FELT LESS IN CRUISE. N1 HIGHER ON RIGHT BY 1.1 WITH MATCHED EPR. SAMC TEXT: CREW REPORTS HIGHEST VIB INDICATED WAS 3.1 DURING DESCENT WITH EPR AT 1.12, MAINT TEXT: CREW ADVISED VIBS ON RT ENG REACHED 3.4 AT APPROX 1.3 EPR. NOTICSDR UALA2011032801452Pressure Switch · faultyNR 2 C ELEC HYDRO PUMP PRESS LIGHT TAKES A LONG TIME TO COME ON WITH SWITCH OFF. REPLACED NR 2 CTR ELEC PUMP PRESS SW PER MM. CHECKS GOOD.SDR UALA2011032801465Aileron Sys · bindingLEFT AILERON STUCK ALMOST JAMMED AT APPROX 2 TO 3 DEGREES DEFLECTION LF YOKE RT SIDE OK PER INBD CAPTAIN AILERON SLIGHTLY HEAVY IN LEFT TURN AT SLOW SPEED, LUBED FEEL AND CENTERING MECHANISM, ALL FORCES WITHIN LIMITS.SDR UALA2011032801458Probe · faultyF/O PITOT HEAT PROBLEMS. DUE TO TO 3 HITS, PLEASE ACCOMPLISH FIM. IF NO FAULT NOTICED, THEN REPLACE F/O PITOT PROB PER MM. REPLACED F/O PITOT PROBE, NO FAULTS NOTED.SDR UALA2011032301392Fitting · damagedVIBRATION FELT IN CLIMB THRU FL210-280, SPEED 300-330. LEFT WING INBOARD MID FLAP FITTING FOR AFT FLAP ATTACHMENT IS BROKEN. LEFT WING INBOARD FLAP AFT FLAP CANOE FAIRING REMOVED. SECURED FAIRING PER MM. RPLC'D FITTING PER SHOP MANUAL. WORK ACCOMPLISHED BY SSDR UALA2011030101008Switch · lack of lubeNR 1 TEST OF LEFT ENG SQUIB INOPERATIVE. FOUND TEST SWITCH INTERMITTENT. LUBBED SWITCH, TESTS NORMAL EVERYTIME.SDR UALA2011022100889Sign · faulty5H-J SEAT BELT SIGN DOES NOT TURN OFF. LENS ASSY MISSING PARTITION BETWEEN NS & FSB LAMPS. REMOVED LAMPS. NS-FSB SIGNS AT OTHER LOCATIONS VISIBLE FROM 5HJ.SDR UALA2011022100871Idg · false activationLEFT GENERATOR EICAS, FLIGHT DIVERTED. REPLACED NR 1 IDG IAW MM. PERFORMED IDG OPS CHECK IAW JRH. OPS AND LEAKS CHECKED OK.SDR UALA2011022100892Starter · failedLEFT ENGINE, NO START, 2 ATTEMPTS. NO ROTATION ON 2ND ATTEMPT. FOUND NR 1 ENGINE STARTER FAILED. REPLACED STARTER AND VALVE. MOTORED NR 1 ENGINE, OPS CHECKED OK.SDR UALA2011021400760Seal · out of positionEMERGENCY EXIT AIR LEAK NOISE. EXIT WINDOW AT 20A HAS VERY LOUD PRESSURE LEAK. NOISE LEVEL INCREASED AT CRUISE. FOUND REPAIR AT FWD LOWER CORNER VERY ROUGH, SANDED SMOOTH. ALSO, OUTSIDE DOOR HANDLE SEAL NOT IN RETAINER. REINSTALLED SEAL IN RETAINER. PRESDR UALA2011021000690Light · inoperative1 EACH SEAT MOUNTED EMERGENCY LIGHT INOPERATIVE AT 6HJ. REPLACED LIGHT, OP NORMAL.SDR UALA2011021000691Light · inoperativeSEAT MOUNTED EMERGENCY LIGHT INOP AT SEAT 26AB. REPLACED LIGHT, OP CHECK NORMAL.SDR UALA2011012800475Heater · faultedLAV TANK PRECHARGE IN TUBES HEAT BLANKETS B212 AND B213 WIRES ARC TUBES. REMOVED LAV TANKS. SENSORS ARE CORRODED. REPLACED B212 AND B213 WASTE TANK SVCE FITTING HEATERS REF WD AND SSM.SDR UALA2011013100506Light · damagedSEAT 30H, SEAT MOUNTED EMERGENCY LIGHT STRIP RIPPED OFF AND WIRE EXPOSED. REPLACED EMERGENCY LIGHT STRIP ASSY.SDR UALA2011012600424Roller · wornDURING FLT CONTROL CHECK AILERON STIFF AT MID ROLL. SOMETIMES LT SOMETIMES RT SIDE. FOUND AILERON CENTERING ROLLER WORN & FLATSPOTTED. REPLACED ROLLER IAW IPC. OPS CHECKED GOOD. CONTROL WHEEL SMOOTH FULL TRAVEL.SDR UALA2011012400384Fseu · faultyLEADING EDGE SLAT ASYM EICAS MESSAGE. REPLACED NR 4 INBD L/E SLAT SENSOR IAW 27-88-01. GROUND CHECKED GOOD. FSEU BITE SHOWS MESSAGE NR 27-51333. SEC 3 CB CHECKS NORMAL. REPLACED FSEU, OPS NORMAL.SDR UALA2011012000347Switch · brokenF/O OYXGEN MASK TEST SWITCH BROKEN. R & R F/O'S O2 MASK BOX.SDR UALA2011011900329Wire · damagedRT FIRST CLASS EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRING AT SIDEWALL PER WDM. OP CHECKS NORMAL.SDR UALA2011011900330Battery Pack · inoperativeRT FWD MAIN ENTRY DOOR EMERGENCY EXIT IDENTIFIER EMERGENCY LIGHT INOP. REPLACED BATTERY PACK PER MM, OP CHECKS GOOD.SDR UALA2011010700106Light · unsecureSEATS 4H AND 6H EMERGENCY LIGHTS ARE LOOSE AND HANGING OUT OF SEAT. REINSTALLED EMERGENCY LIGHTS INTO SEATS, OP OKAY.SDR UALA2011010700116Light · inoperativeEMERGENCY LIGHT INOPERATIVE 1B FWD, AND 4H AFT. REPLACED EMERGENCY LIGHT ASSY, 1B FWD, AND 4H AFT CHECKED NORMAL ON GROUND.SDR UALA2011010300011Connector · dirtySTATUS MESSAGE "RT IDG VALVE". FOUND 1K OHMS FROM (K1032) PIN 13 TO IDG OIL COOLER FAN AIR S-O VALVE PIN 'B' ON (D11046). CORRECTED BY CLEANING AND INSPECTING FIRE-WALL CONNECTOR (D4216P). NOW WIRING RINGS OK, OPS CHECKED GOOD WITH ENGINE RUN, NO FAULTS.SDR UALA2010122704734Battery Pack · inoperativeEMERGENCY LIGHTS INOP RT ROWS 1-6. REPLACED BATTERY PACK.SDR UALA2010122704735Light · missingEMERGENCY LIGHT MISSING AT SEAT 1B. REPLACED LIGHT.SDR UALA2010122704720Pump · failed"C HYD SYS MAINT" STATUS MESSAGE DISPLAYED. REPLACED CENTER SYS AC MOTOR PUMPS C1 & C2. PUMPS OPS. CHECK NORMAL. NO LEAKS NOTED. NO STATUS MESSAGE DISPLAYED.SDR UALA2010122704738Pressure Switch · malfunctionedEICAS MSG STAB TRIM DISPLAYED, & STAB TRIM LIGHT ILLUMINATED. STABILIZER TRIM OPERATES AT ONE-HALF SPEED. STAB TRIM LIGHT ILLUMINATED ON CLIMB OUT. REPLACED STAB TRIM CONTROL BRAKE PRESS SWITCH ON RIGHT STCM (M1608) PER FIM, OPS NORMAL, MESSAGE CLEARED.SDR UALA2010122704733Light · looseEMERGENCY LIGHT STRIP TORN OFF 5HJ. 1 STRIP TORN, 1 IN PLACE. INSTALLED EMERGENCY LIGHT STRIP AT 5 HJ. CKS OK.SDR UALA2010122004656Lamp · inoperativeOVERHEAD EMERGENCY SPOT LIGHT INOP AT SEAT 15B IS OUT. RELAMPED, OPS CKS NORMAL.SDR UALA2010122004630Wire · brokenEMERGENCY LIGHTS ON SEATS 26-35 HJ ON INTERMITTENTLY IN FLIGHT. FOUND BROKEN WIRE OF EMERGENCY LIGHT AT 36HJ. REPLACED EMERGENCY LIGHT STRIP IAW MM AND EMERGENCY LIGHT OPS CHECKED OK.SDR UALA2010122004649Shutoff Valve · failedNR 2 ENG PNEUMATIC HEALTH CHECK, PRSOV FAILED HEALTH CHECK. R & R NR2 ENG REPLACED PRSOV IAW MM. OPS CHECK TO BE PERFORMED ON NR 2389N00564 BY EMP 600301 AND INSP 831 ON NR 2389N00539.SDR UALA2010121304550Computer · faultyFLIGHT REST SMK VAL STATUS MESSAGE. FOUND LT EICAS COMPUTER WITH INTERNAL FAULTS, REPLACED LT EICAS COMPUTER PER MM. LOADED SOFTWARE AND PERFORMED EICAS BITE WITH NO FAULTS.SDR UALA2010121304542Battery Pack · faultySQUIB TEST EMERGENCY ESCAPE TEST LIGHT FAILED. REPLACED BOTH BATTERY SUPPLIES. TEST OKAY.SDR UALA2010121004509Light · missing6H AFT EMERGENCY LIGHT IS MISSING. REPLACED MISSING LIGHT.SDR UALA2010121004515Light · unsecure1H EMERGENCY LIGHT IS LOOSE. SECURED LIGHT ASSY.SDR UALA2010120904492Gearbox · damagedL/E SLAT GEARBOX ISSUE ON RT WING INBD L/E SLAT NR 7 OTBD GEARBOX. REPLACED NR 7 SLAT ANGLED GEARBOX IAW AMM. OPS CHECK GOOD.SDR UALA2010120604469Lamp · looseSEAT 5H EMERGENCY LAMP HANGING LOOSE. REPLACED EMERGENCY LIGHT STRIP AT 5HJ. CHECKS OK.SDR UALA2010112904386Light · brokenEMERGENCY LIGHT BROKEN AT SEAT 21HJ. REPLACED EMERGENCY LIGHT ASSY. TEST OKAY.SDR UALA2010112904376Light · malfunctionedEMERGENCY LIGHT INOP AT SEAT 1B FWD. REPLACED EMERGENCY LIGHT ASSY, CHECKED NORMAL ON GROUND.SDR UALA2010111104188Sensor · faultyL/E SLAT ASSY DISAGREE, RTFL. FOUND NR 4 LE SLAT SENSOR S285 FAULTED DURING PROX BOX BITE. PRIOR TO SENSOR REPLACEMENT FOUND WIRE LENGTH OF W430-04TB-20 AND W430-04TR-20 TOO SHORT TO SPLICE IN NEW SENSOR. LENGTHENED WIRES BY REPOSITIONING 25577 SHIELD TERMINSDR UALA2010110504110Shutoff Valve · inoperativeLEFT PACK WILL NOT STAY ON. SUPPLEMENTAL DATA UPDATE LEFT PACK INOP. SEVERAL PREV HITS, ACP CHK PER MM. CONFIRM WITH ONLINE IPC. RPL'D FLOW CONTROL CARD M863, NO HELP. RPL'D FCSOV. OPS CK NORMAL.SDR UALA2010110104024Adc · faultyLEFT NAV SYS FAILURE, RTFL REPLACED NR 1 ADC IAW MM PROCEDURE, CHECKED OK.SDR UALA2010102803980Light · dislodgedSEAT 17HJ EMERGENCY LIGHT ATTACHED TO SEAT TORN OFF. TAPPED OVER AREA WHERE EMERGENCY LIGHT ATTACHES. REPLACED EMERGENCY LIGHT SEAT 17HJ.SDR UALA2010102503939Battery Pack · inoperativeLEFT EMERGENCY SLIDE SQUIB TEST INOPERATIVE. REPLACED LT BATTERY PACK, LT AND RT SLIDE SQUIB TEST OK.SDR UALA2010102203904Starter · making metalNR 1 ENG FOUND METAL FLAKES ON STARTER CHIP DETECTOR. STARTER OUT OF TOLERANCE. REPLACED STARTER. OPS NORMAL.SDR UALA2010101803856Line · leakingHYD HOSE LINE LEAKING ABOVE RH MAIN LANDING GEAR. REPLACED HYDRAULIC LINE. PRESSURIZED HYDRAULICS AND NO LEAKS FOUND.SDR UALA2010101103776Light · inoperativeEMERGENCY LIGHT INOP SEAT 2H. REPLACED EMERGENCY LIGHT ASSY, CHECKED NORMAL ON GROUND.SDR UALA2010100803738Indicator · false indicationFUEL LOAD FLUCTUATING PLUS OR MINUS 1000 LBS. LT WING TANK READING 800 LBS LOWER THAN UNDERWING GAUGE. LEFT WING TANK READING 800 LBS LOWER THAN UNDERWING GAUGE. ACCOMPLISHED REGULATOR PRESSURE FUELING. FUELING NUMBERS WERE WITHIN LIMITS, NO HISTORY.SDR UALA2010100703728Access Panel · missingNR2 ENG 446AR STRUT ACCESS PANEL MISSING. REPLACED DOOR ASSY.
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