JASC 7532
Service difficulty reports · 1,774
Reports filed under 7532 · Compressor Bleed Valve, 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 = '7532' 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 jasc_code = '7532' 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 HEEA080508Bleed Valve · oscillatesBLEED VALVE DELIVERS ENGINE OSCILLATIONS.SDR HEEA080507Bleed Valve · oscillatesBLEED VALVE HAS INTERMITTENT OSCILLATION.SDR 2002FA0000898Cotter Pin · brokenDURING TEARDOWN OF COMPONENT TO CLEAN FOR AN OVERHAUL INSPECTION, BROKEN PIECES OF COTTER PIN WERE FOUND. THE PISTON GUIDE PIN WAS LOOSE INSIDE. THE GUIDE PIN IS HELD IN THE COVER BY A PRESSFIT AND THE COTTER PIN, NORMALLY. THE COVER, GUIDE PIN AND COTTER PSDR 072222002Bleed Valve · malfunctionedLEFT BLEED VALVE DOES NOT CLOSE WHEN SELECTED OFF.SDR 2002FA0000991Seal · failedAFTER TAKEOFF, DURING CLIMBOUT, PILOT REPORTED AFT EQUIPMENT BYA OVERHEAT LIGHT ON MASTER CAUTION WARNING PANEL ILLUMINATED. RETURNED TO PLACE OF ORIGIN. AFTER TROUBLESHOOTING, FOUND DETERIORATED BLEED VALVE SEAL AT RIGHT ENGINE BLEED AIR SHUTOFF VALVE IN ASDR T192002F00000Seal · defectiveAFTER TAKEOFF, DURING CLIMBOUT, REPORTED AFT EQUIPMENT BAY OVERHEAT LIGHT ON MASTER CAUTION WARNING PANEL ILLUMINATED. RETURNED TO PLACE OF ORIGIN. AFTER TROUBLESHOOTING FOUND DETERIORATED BLEED VALVE SEAL ON RT ENGINE BLEED AIR SHUTOFF VALVE IN AFT EQUIPMESDR HEEA080441Bleed Valve · malfunctionedNR 1 ENGINE HAS LOW POWER DUE TO MALFUNCTIONING BLEED VALVE. TO BE SENT TO VENDOR FOR REPAIR.SDR 02070901Control Unit · malfunctionedAFTER DISCONNECT, BEGAN TO TAXI, HEARD MUFFLED POPPING NOISE. LEFT ENGINE QUIT. RETURNED TO GATE. BVCU BITE FAILED, BVCU REMOVED AND REPLACED. FUNCTIONAL CHECK GOOD AS PER M/M. AIRCRAFT RETURNED TO SERVICE.SDR WRLA200216Bleed Valve · inoperativeHIGH EGT NR 2 ENGINE 655 DEGREE C, REJECTED TAKE OFF AT 90 KNOTS. FOUND LHS 2.9 BLEED VALVE, INOPERATIVE REMOVED AND REPLACED 2.9 BLEED PREFORMED ENGINE RUN TO 1.6 EPR MAX EGT REACHED WAS 633 DEGREE IN TRANSITION. IT CORRECTED AND STABILIZED AT 627 DEGREE. SDR CA021016004Bleed Valve · failed(CAN) BLEED VALVE LIGHT STAYS ON, VALVE STAYS OPEN IN FLIGHT. BLEED VALVE REPLACED WITH AIRWORTHY PART, DEFECT CORRECTED.SDR AUS20020881Bleed Valve · contaminated(AUS) NO2 ENGINE HP BLEED VALVE PISTON CONTAMINATED WITH GRIME.SDR KBMA117647Bleed Valve · stickingBLEED VALVE WAS STICKING. REPLACED WITH SERVICEABLE VALVE.SDR HEEA080207Bleed Valve · failedHIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA080206Bleed Valve · failedENGINE HAD A SUDDEN INCREASE IN TOT CAUSING A LOW POWER ENGINE. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA079926Bleed Valve · failedENGINE PRODUCING LOW POWER, BLEED VALVE REPLACEDSDR HEEA080114Diaphragm · damagedINCREASE OF 75 DEGREES ITT AND 4.5 PERCENT N1 IN CRUISE FLIGHT. FOUND HOLE IN DIAPHRAGM. REPLACED.SDR XNOA01053Relay · looseDURING NR 2 ENGINE START ALL ENGINE PARAMETERS EXCEEDED NORMAL AND IDLE VALVES. FOUND GROUND SAFETY RELAY 91GB LOOSE. REINSTALLED GROUND SAFETY RELAY AND SECURED IAW SP. OPS CHECK NORMAL.SDR VNAA0206011Bleed Valve · failedDURING CLIMBOUT, THE CREW EXPERIENCED AN UNCOMMANDED REDUCTION IN TORQUE ON THE RIGHT HAND ENGINE FOLLOWED BY AN ENGINE CONTROL UNIT FAIL MESSAGE. THE CREW REFERENCED THE QUICK REFERENCE HANDBOOK AND RESET THE SYSTEM. AGAIN, THE ENGINE CONTROL UNIT FAILED ANSDR ARWA20020603Bleed Valve · seizedENGINE NR 4 UNABLE TO SPOOL TO MAX POWER DURING TAKEOFF. REMOVED AND REPLACED ENGINE BLEED VALVE IAW MM 75-30-3; OPERATIONS CHECKED NORMAL IAW MM 71-00.SDR KBMA117612Bleed Valve · stickingBLEED VALVE WAS STICKING. REMOVED AND REPLACED WITH SERVICEABLE UNIT.SDR KBMA117632Bleed Valve · sticksBLEED VALVE STICKS OPEN. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA080013Bleed Valve · failedHIGHER THAN NORMAL TOT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA080012Bleed Valve · failedHIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA080011Bleed Valve · failedENGINE HAS LOW POWER AND HIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA080010Bleed Valve · failedTORQUE FLUCTUATION DURING CRUISE FLIGHT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR KBMA113850Bleed Valve · malfunctioned(BLEED VALVE) BLEED VALVE IS NOT OPENING OR CLOSING. REPLACED WITH SERVICEABLE UNIT.SDR RAIA00206173Bleed Valve · inoperative5253-PIT- NUMBER ONE ENGINE WILL NOT START. MAINTENANCE REMOVED AND REPLACED #1 ENGINE COMPRESSOR BLEED VALVE.SDR HEEA079933Bleed Valve · failedENGINE PRODUCING HIGH MGT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR CALA0200322Pressure Switch · faultyTHE NR 1 ENGINE FLAMED OUT ON APPROACH TO EWR AT 5,000 FEET. THE ENGINE WAS SUCCESSFULLY RESTARTED WITHIN ONE MINUTE. THE AIRCRAFT LANDED AT EWR WITHOUT INCIDENT. THE EEC AND BVCU WERE BITE TESTED IAW MM 73-21-00 AND 75-32-01 AND NO FAULTS WERE FOUND. A TPSDR HEEA079516Bleed Valve · inoperativeCOMPRESSOR BLEED VALVE INOPERATIVE - VALVE WON'T OPEN.SDR 2002UALA00920Bleed Valve · failedNR 2 ENGINE EXPERIENCED A HUNG START. HPC BLEED VALVE TEST REVEALED FAILED HPC 7C BLEED VALVE AND WEAK HPC 7A SOLENOID VALVE. VALVES REPLACED.SDR QXEA0200842Valve · failedMFR- AFTER NR 2 ENGINE START WHEN BLEED WAS TURNED ON, THE COCKPIT AND CABIN BEGAN TO FILL UP WITH AN ACRID HAZE. REMOVED AND REPLACED P2.5-P3 SWITCHING VALVE PISTON, RING AND INNER HOUSING. GROUND RAN AIRCRAFT, NO SMOKE OR SMELL NOTED. AIRCRAFT RETURNED TOSDR HEEA079286Bleed Valve · failedFAILED BLEED VALVE ALLOWING ENGINE TO PRODUCE HIGH TOT.SDR KBMA113836Bleed Valve · inoperative(BLEED VALVE) ENGINE POWER CHECK INDICATES ENGINE BELOW MINIMUM PERFORMANCE SUSPECTS FAULTY BLEED VALVE. REPLACED WITH SERVICEABLE BLEED VALVE.SDR 2002F00517Bleed Valve · malfunctionedFLIGHT NUMBER 926, ON DESCENT IN V NAV, AUTO THROTTLES ON, THE RIGHT ENGINE SURGES BETWEEN 1.43 TO 1.33 EPR. ALL OTHER ENGINE PARAMETERS SURGE AS WELL. MAINTENANCE REMOVED AND REPLACED THE HP3 BLEED VALVE AND PERFORMED TEST 3 IP/HP AIRFLOW TEST IN ACCORDANCESDR MALA020276Bleed Valve · malfunctionedDURING FLIGHT 2789, LT AIR VALVE LIGHT ILLUMINATED IN ICING CONDITIONS. LT AIR VALVE LIGHT CAME ON AT 16,000 FT MSL FOLLOWED QRH AND RESET SWITCH. LIGHT STAYED ON OPERATED LEFT ENGINE BELOW 86 PERCENT NG UNTIL CLEAR OF ICING CONDITIONS AS PER QRH. AIR RETURSDR HEEA078805Bleed Valve · malfunctionedENGINE POWER OSCILLATIONS AT HIGH POWER SETTINGS. REPLACED WITH SERVICEABLE BLEED VALVE.SDR 02FDEA00312Bleed Valve · malfunctionedCRUISE IN WX AT 350 MACH 80 A/I ON, EXPERIENCED ENGINE COMPRESSOR STALL ON NR 2 ENGINE. REMOVED EVBC.SDR GAIA02039OPBleed Valve · leakingFLT 734- FWA-DFW - NR 3 ENGINE STRUT OVERHEAT ILLUMINATED IN FLIGHT. THE CREW ISOLATED THEN RN 3 BLEED, AND OPERATED AT REDUCED THRUST TO EXTINGUISH THE LIGHT. THE AIRCRAFT CONTINUED ITS FLIGHT AND THE LANDING AT FWA WAS UNEVENTFUL. REPLACED CLAMPS ON NR 3 SDR YTRR078434Diaphragm · rupturedBLEED VALVE LEAKING DUE TO RUPTURED DIAPHRAM.SDR AUS20020383Bleed Valve · malfunctioned(AUS) PILOT REPORTED CHANGES IN ENGINE PERFORMANCE WITH DECREASE IN ENGINE TORQUE AND INCREASE IN COMPRESSOR RPM. SUSPECT A RECENTLY FITTED COMPRESSOR BLEED VALVE WAS INCORRECTLY SET-UP AT OVERHAULFOR MODULATION POINT OPERATION.SDR MALA020222Bleed Band · malfunctionedNR 1 ENGINE EGT TEMP LIMITED TO 600 DEGREES, SLIGHTLY HIGHER THAN NORMAL AFTER TAKEOFF. LANDED IN MSP, NO INCIDENTS. MAINTENANCE DOWNLOADED FDR FOUND ENGINE TO HAVE OVERTEMPED. BORESCOPED NR 1 ENGINE REPLACED NR 1 BLEED BAND AND PERFORMED TAKEOFF POWER ASSUSDR AUS20020331Bleed Valve · faulty(AUS) COMPRESSOR BLEED VALVE SUSPECT STICKING.SDR 2002FA0000544Bleed Valve · erraticDURING FLIGHT THE COMPRESSOR STALLED A COUPLE OF TIMES. BOTH DURING A POWER CHANGE AND IN A STABLE POWER SETTING. REMOVED BLEED VALVE AND REPLACED WITH A SERVICEABLE UNIT AND THE PROBLEM WAS CORRECTED.SDR HEEA078384Bleed Valve · failedFAILED POWER ASSURANCE CHECK. REPLACED WITH SERVICEABLE BLEED VALVE.SDR HEEA078383Bleed Valve · failedHIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE.SDR 2002UALA00479Actuator · failedAT FL260 AFTER THROTTLES RETARDED TO IDLE FOR DESCENT EXPERIENCED AUDIBLE COMPRESSOR STALL WITH PULSING VIBRATION. LEFT ENGINE EEC C1 STATUS MESSAGE. SURGE WAS DETERMINED TO BE <1.25 EPR AND CAUSED BY A FAILED 2.5 BLEED ACTUATOR. ACCOMPLISHED FORWARD THRUSTSDR VNAA0203008Bleed Valve · failedDURING TAKEOFF, THE CREW RECEIVED A LEFT HAND PACK FAIL MESSAGE AND ABORTED TAKEOFF. FLIGHT 4147 THEN RETURNED TO THE GATE WHERE MAINTENANCE MEL'D THE LEFT HAND HIGH PRESSURE BLEED VALVE. FLIGHT 4147 THEN LEFT WITH NO FURTHER INCIDENTS.SDR R7M2002F00012Bleed Valve · failedBLEED VALVE INOPERATIVE. WILL NOT CLOSE. REPLACED WITH USED UNIT CORRECTED PROBLEM.SDR P2EA2002M028Bleed Valve · lack of lubeNR 2 ENGINE COMPRESSOR STALLED AS THE THROTTLES WERE ADVANCED FOR TAKEOFF. LUBED THE NR 2 ENGINE BLEED VALVES IAW AMM 75-31-0. RAN ENGINE, OPS CHECKED GOOD.
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