JASC 7531

Service difficulty reports · 21

Reports filed under 7531 · Compressor Bleed Governor, newest first.

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 jasc_code = '7531'
  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 CALA2025011000077Actuator · faultedON TAKE OFF ENG 2 MADE A LOUD POP AND N1 ROLLED BACK. EGT WAS SL OW TO ROLL BACK. DEBRIEFED CREW ABORTED T/O ROLL AFTER LOUD BANG AT APPROX 40KTS AND PAX REPORTED FLAME OUT OF TAILCONE MET ACFT ON RUNWAY PERFORMED VISUAL INSPECTION OF MAIN WHEELS NO DAMAGE NOTJan 7, 2025 · N37413 · Boeing 737924ERSDR HALA20240624168Control Unit · faultedETOPS - ENG 1 CONTROL SYS FAULT ON ECAM PAGE. REMOVED AND REPLACED VSV CONTROL UNIT PER AMM 75-33-51 ON #1 ENG. VERIFICATION FLIGHT FOR #1 ENGINE EEC COMPLETED SATISFACTORILY.Jun 21, 2024 · N393HA · Airbus A330243SDR CALA2024021900464Governor · faultyNUM 2 ENG GAVE PARTIAL POWER AT CRUISE EPR INDICATED 1.3 APROX 3 0 PERC LOSS TPU BITE SHOWED FAULT CODE 20 PCC/GR TEST FAULT. BVCU BITE SHOWED FAULT CODE 06 PCU1 FAULTY. EEC BITE SHOWED NO FAULTS. REF LOG PAGE 7094082, REPLACED #2 ENG FFG, HP FUEL PUMP, & LP FFeb 15, 2024 · N57111 · Boeing 757224SDR HALA2022112100297Hpc · usedETOPS-DURING PDC FOUND #2 ENG LEAKING FUEL AT HPC PRIMARY STATOR VANE ACTUATOR. REMOVED AND REPLACED #2 ENG HPC PRIMARY STATOR VANE PER AMM 75-31-02-400-801-A. MECH 16488 / 21800. PENDING IDLE RUN / LEAK CHECK. COMPLETED IDLE RUN & LEAK CHECK PER AMM 71-00-00-Nov 20, 2022 · N216HA · Airbus A321271NSDR HALA2022101900274Buffer Valve · usedSUPPLEMENTAL INFORMATION (THIS SUBMISSION IS FOR TYPO CORRECTION OF HALA2022101800274 - TYPO CORRECTION TO BLOCK 2.J FLIGHT NUMBER, 3.A AIRCRAFT SERIAL NUMBER, TOTAL TIME, AND TOTAL CYCLE, 5.E PARTS CONDITION) - PERFORMED TSM 71-00-00-810-854-APAR , 4.A(1)TO (Oct 12, 2022 · N217HA · Airbus A321271NSDR ASAA2022091840001Actuator · leakingFUEL LEAKING UNDER ENGINE 1. GROUNDED - YES. REMOVED AND REPLACED #1 ENG L/H VSV ACTUATOR REF B737-800 AMM 75-31-01.Sep 18, 2022 · N531AS · Boeing 737890SDR I5PA202081888802Valve · faultyABORT ENG START ON LEFT ENG DUE TO EGT EXCEEDANCE. R/R L ENG SVA PER AMM 75-31-01.Aug 18, 2022 · N888LT · Boeing 757230SDR UIEA2022053100560Transmitter · flamed outBTB, ENG 2 TAIL PIPE FIRE OBSERVED BY GROUND OPS. ALL INSPECTIONS C/W TO INCLUDE BSI. VSV AND FUEL FLOW TRANSMITTER REPLACED. T/T HALF TIME LIMIT REPAIR ACCOMPLISHED. MAX POWER ASSURANCE RUNS ACCOMPLISHED.</P>)May 27, 2022 · N489MC · Boeing 747412FSDR HALA2022012500026Controller · defectivePER DELTA MOC. NEED TO REPLACE ENG 1 VSV CONTROL.// REMOVED AND REPLACED ENG 1 VSV CONTROL UNIT PER AMM 75-33-51-400 -801-A. 01/21/2022 EMP# 437090. OPS AND LEAK CHK OK. CONTROL, VARIAB OFF 43-7533-9-0001 S/N 13545 ON 43-7533-9-0001 S/N 15389Jan 22, 2022 · N374HA · Airbus A330243SDR DALA2021122408039None · noneSHIP 1806 -DIV- TO SLC DUE LT ENGINE COMPRESSOR STALL WHEN ADVANCING THE THROTTLE IN CLIMB. CORRECTIVE ACTION: MAINTENANCE IN PROGRESS. PERFORMED BITE TEST OF EEC, FADEC FAULTS 155-24B VSV SENSE DISAGREE AND 353-18B VSV FD-BK FAIL. PERFORMED BORESCOPE OF HPC. Dec 22, 2021 · N830MH · Boeing 767432ERSDR CALA2021111802132None · faultyENG 2 COMPRESSOR VANEECAM AT APPROX 90KTSON TAKEOFF REQUSTED VSV ACTUATOR. NONE IN STOCK ORD. REF LOG PG 7432865 FOR ALL REPAIRS ADD EMP:U116632. PER LP 7432865, REPLACED #2 ENG VSV ACTUATOR, NO LEAKS FOUND ON IDLE AND OPS CHECKS NORMAL ON POWER RUN REF AMM 75Nov 18, 2021 · N436UA · Airbus A320232SDR N6WA20130817001Valve · failedLEFT ENGINE SURGE VALVE CLOSED, CAUTION MESSAGE. R & R OBV IAW AMM 75-31-01. OP'S AND LEAK CHECKED GOOD AT THIS TIME.Aug 17, 2013 · N157GJ · Cndair CL6002C10SDR UALA2012022201076Actuator · faultyTROUBLESHOT NR 1 ENGINE SEC CONT MESSAGE 5989-1 ESN 726585, REPLACED STATOR VANE ACTUATOR PER MM, ADJUSTED SVA PER MM. OPS AND LEAK CHECKED GOOD PER STATOR VANE ACT TEST. NO MESSAGES AFTER RUN.Feb 22, 2012 · N589UA · Boeing 757222SDR ASMF20111209004Actuator · leakingDURING TRANSIT CHECK, DETECTED A FUEL LEAK IN RT ENGINE WITH 94 DROPS PER MINUTE. MX DETECTED ACTUATOR DRAIN LINE VSVS WITHIN OPERATION LIMITS IAW MM 75-31-00. MX REPLACED THE ACTUATOR VSVS IAW MM 71-00-00 PAGE 501, TESTED CORRECT.Dec 9, 2011 · N997AM · Boeing 73776QSDR UIAA010208001Actuator · malfunctionedDURING TAXI,THE (R ENG SYS FAIL) MSG SHOW ON EOAP. BITE RT ENGINE EEC FND (VSV ACT/HC/EEC2) CLM MSG. IAW AMM 75-31-01 REPLACED R ENG VSV ACTUATOR. PERFORM R ENG POWER ASSURANCE TEST AND CONDITION CHECK NORMAL.Jan 2, 2008 · N17921 · Doug MD9030SDR AWXA200601351Vane · lack of lubeDURING CLIMB OUT OF LAS, THE CREW RECEIVED BOTH COMPRESSOR 1 AND 2 VANE FAULT. N ADDITION, THE CREW RECEIVED ENGINE 1 AND 2 FADEC FAULT. THE CREW DIVERTED TO PHX. A FOLLOW-UP WAS INITIATED TO LUBE THE VSV ACTUATORS. MAINTENANCE LUBED THE VSV ACTUATORS IAW Jul 27, 2006 · N836AW · Airbus A319132SDR EIA200637Control Valve · out of adjustWHEN PACKS TURNED ON AFTER T/O, COCKPIT FILLED WITH ACIDIC, SWEET FUMES. ISOLATED PACKS AND BLEED AIR VALVES, WAS UNABLE TO ISOLATE SOURCE. RETURNED TO FIELD. FOUND ENGINE EVC OUT OF TRIM. TRIMMED PER 747MM 71-00-00 TEST 8, PG 580C GROUND RAN FOR 1.5 HOURSMar 21, 2006 · N485EV · Boeing 747212BSDR MEX2003276Regulator · failedAIRCRAFT AIR TURN BACK DUE TO (RT ENGINE BLEED OFF) AND (RT PACK OFF) MESSAGES AT 310 FT, LOOSING CABIN PRESSURE AND APPEARING MESSAGE OF CABIN ALTITUDE WITH AUDIBLE ALARM. AIRCRAFT WAS SENT TO THE HANGAR. PILOT PRESSURE REGULATOR AND TEMPERATURE SENSOR OFJul 8, 2003 · N703AM · Boeing 7572Q8SDR CH1A200383006Bleed ValveEngine #3 had a compressor stall on approach at 1.2 EPR at 4000 ft and 180 KTSMar 16, 2003 · N683CA · Boeing 7272S7SDR 2001UALA00133Controller · defectiveRIGHT DUCT PRESSURE FLUCTUATING BETWEEN 25 PSI AND 40 PSI. EPR FLUCTUATES BETWEEN 1.16 AND 1.28 FL410. *S/D* REPLACED THE RT PRSOV AND PRSOV CONTROLLER. PROBLEM WAS MOST LIKELY CAUSED BY THE PRSOV CONTROLLER.Feb 20, 2001 · N565UA · Boeing 757222SDR CA991027051Cover · worn(CAN) P3 FILTER SPINNING IN THE COVER CAUSING INTERNAL WEAR OF THE UNIT.Aug 24, 1999 · Bell 212
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