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.

SDR SCNA96213Prbc · malfunctionedNUMBER 1 ENGINE EGT WENT TO 670 ON CLIMBOUT. RETURNED TO LAS. INSPECTED INLET AND EXHAUST, INSPECTED AND BLEW OUT PT2 AND PT7 LINES AND CHANGED THE PRESSURE RATIO BLEED CONTROL, OPS CHECKED ENGINE.Aug 5, 1996 · N283SC · Boeing 727225SDR GLBA96168Bleed Vlv · stickingAVL - RIGHT ENGINE DOES NOT MAKE TORQUE, ONLY UP TO 2900 FEET LBS TORQUE. MAINTENANCE REMOVED, CLEANED AND REPLACED BLEED VALVE. OPERATES NORMALLY. (M)Jul 28, 1996 · N170GL · Beech 1900CSDR PLGA9607262Bleed Vlv · malfunctionedALB - FLT 4490 - DURING CRUISE FLT FROM BOS TO ALB, THE LEFT ENGINE EXPERIENCED A SERIES OF COMPRESSOR STALLS. THE CREW PULLED BACK POWER AND LANDED IN ALB WITHOUT INCIDENT. THE COMPRESSOR BLEED VALVE WAS REMOVED AND REPLACED AND ENGINE OPS CHECK WAS GOOD. Jul 26, 1996 · N6929M · Beech 1900CSDR VSTA9607004Bleed Valve · missingEPR CHECK READINGS NR 2 ENGINE UNSATISFACTORY, 13TH STAGE COMPRESSOR BLEED VALVE BROKE LOOSE FROM NR 2 ENGINE COMPRESSOR CASE. ENGINE CHANGE REQUIRED.Jul 23, 1996 · N312VA · Boeing 737204SDR QXEA9600258Bleed Valve · malfunctionedSEA - AFTER NR 2 ENGINE IS STARTED AND BLEED IS SWITCHED ON, FUEL ODOR IS PRESENT FOR ABOUT 1 MINUTE. THEN DISAPPEARS. NR 2 ENGINE HP BLEED VALVE REPLACED I/A/W MAINT. MANUAL. ENGINE GROUND RUN AND SYSYEM OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Jul 20, 1996 · N829PH · Dhav DHC8102SDR CA960729008Diaphragm · ruptured(CAN) AIRCRAFT WAS BEING TROUBLESHOT FOR POOR ENGINE PERFORMANCE AND WAS BEING FERIED BACK TO MAINTENANCE BASE. DURING CRUISE THE PILOT AND ENGINEER FELT A SUDDEN SURGE AT A CONSTANT POWER SETTING. POWER WAS REDUCED AND ALL ENGINE INDICATIONS WERE NORMAL.POST Jul 9, 1996 · Cessna 208BSDR UF6A960505Hp Bleed Vlv · failedSBN - FLT 5730 - DURING CLIMB NR 2 ENGINE ITT SURGED TO 860 DEGREES AND TORQUE DROPPED TO 40 PERCENT. MX FOUND NR 2 HP BLEED VALVE WOULD NOT CLOSE AT ELEVATED TORQUE. REMOVED AND REPLACED NR 2 HP BLEED VALVE. SYSTEM OPS CHECK GOOD. (M)May 19, 1996 · N858AW · Bag ATPSDR 9610843204Flex Shaft · wornDURING CLIMB, THE NR 1 ENGINE EGT REACHED 892 DEGREES CELSIUS. RETARDED THRUST, EGT DECREASED, BUT WAS STILL 50 DEGREES CELSIUS GREATER THAN NR 2 ENGINE. RETURNED TO MSP AND LANDED WITHOUT FURTHER EVENT. GROUND MAINTENANCE INSPECTED ENGINE AND FOUND LOWER VMay 16, 1996 · N304US · Airbus A320211SDR 9610379974Prbc · failedNR 1 ENGINE EPR INDICATION FLUCTUATED ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC WITH A SERVICEABLE UNIT.May 6, 1996 · N9338 · Doug DC931SDR 9610379874Prbc · failedNR 1 ENGINE EPR INDICATION FLUCTUATED ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC WITH A SERVICEABLE UNIT.May 6, 1996 · N9338 · Doug DC931SDR 96ZZZM920Pbrc · malfunctionedON FLT 400 - ATL-ATL - AIR RETURN, AFTER TAKEOFF CLIMB POWER WAS SET, THE NR 2 ENGINE BEGAN TO SURGE. EPR 1.5-1.7, F/F PLUS MINUS 1500 LBS/HR, EGT, N1, N2 ALSO FLUCTUATED. REPLACED PRBC AND P AND D VALVES IAW MM 73-10-2 (P AND D) AND 75-31-1 (PRBC), RAN NR 2Apr 28, 1996 · N913VV · Doug DC932SDR SRAA49605Bleed Valve · dirtyFLIGHT 3904 - REPORTED NR 2 ENGINE FLAME OUT EN ROUTE MOMBASA, SECURED ENGINE PER AOM, PROCEEDED TO DESTINATION AND LANDED WITHOUT INCIDENT. MX CLEANED DIRTY 5TH STAGE BLEED VALVES, REINSTALLED, ACCOMPLISHED ENGINE PERFORMANCE RUNS AND RETURNED TO SERVICE. (Apr 25, 1996 · N522SJ · Lkheed 382ESDR HEEA967067Bleed Valve · defectiveBLEED VALVE CAUSING ENGINE SURGE DURING POWER CHECK AT 70% TORQUE SINGLE ENGINE.Apr 23, 1996 · N230UN · Bell 230SDR AALA960645Bleed Valve · defectiveLAX - FLT 421 - EN ROUTE DFW/SNA AT START OF DESCENT FROM FL 390 WITH ENG ANTI-ICE ON, POWER WAS REDUCED AND LT ENG EXPERIENCED FLAMEOUT. ACCOMP ENG SHUTDOWN AND ATTEMPTED RESTART WITH NO SUCCESS. A/C DIVERTED TO LAX AND LANDED W/O INCIDENT. REPLACED LT ENGApr 23, 1996 · N636AM · Boeing 757223SDR P5CA9600209Flow Divider · malfunctionedNUMBER 2 ENGINE SURGE BLEED VALVE STUCK OPEN AT FLIGHT LEVEL 39, EGT 100 DEGREES CELSIUS HOTTER THAN OTHER ENGINES AND FUEL FLOW 500 LBS HIGHER. REMOVED AND REPLACED ENGINE FLOW DIVIDER IAW MM 75-32-05. REMOVED AND REPLACED TT2 SENSOR IAW MM 73-21-04 AS PRECApr 22, 1996 · N859FT · Boeing 747123SDR 9609111155Bleed Valve · malfunctionedAT TOP OF DESCENT, THE NR 2 ENGINE EXPERIENCED COMPRESSOR STALL. THE EGT ROSE TO 800 DEGREES AND BACK TO NORMAL WITHIN A MINUTE. ALSO, WITH LOW FUEL FLOW N1 AND N2 WOULD NOT RESPOND TO THROTTLE MOVEMENTS. CREW FOLLOWED COCKPIT OPERATING MANUAL AND CONTINUEDApr 21, 1996 · N155US · Doug DC1040SDR 96ZZZX2094Actuator · malfunctionedON TAKEOFF, THE RIGHT ENGINE RPM ROLLED BACK 10 PERCENT AND THE I.T.T. INCREASED TO 700 DEGREES. AIRCRAFT RETURNED AND ENGINE WAS INSPECTED. NO PROBLEM WAS FOUND. AIRCRAFT WAS TEST FLOWN AND NR 2 ENGINE I.T.T. WAS 50 DEGREES HIGHER. FOUND BLEED VALVE OPERAApr 9, 1996 · N312QS · Cessna 560CESSNASDR 9608146601Bleed Contl Vlv · malfunctionedDURING APPROACH, THE NR 4 ENGINE STALLED. CREW SHUT DOWN THE ENGINE. WHEN ENGINE WAS RESTARTED, THE NR 4 EGT ROSE TO 760 DEGREES AND THE ENGINE WAS SHUT DOWN FOR THE REMAINDER OF THE FLIGHT. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. REPLACED THE PRESSURE RApr 9, 1996 · N601US · Boeing 747151SDR 9607892293Prbc Valve · malfunctionedNR 1 ENGINE EXPERIENCED A COMPRESSOR STALL ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC VALVE WITH A SERVICEABLE UNIT.Apr 6, 1996 · N293U · Boeing 727251SDR DL76L960759Bleed Valve · malfunctionedON TAXI OUT, NR 1 ENG HAD AN APPARENT COMPRESSOR STALL AND PIMU C1 FAULT MSG ON STATUS. LT PIMU EEC CH A/B B2.5 TR CHECK FAILED. REPLACED 2.5 BLEED ACT, PER MM 75-32-01. IDLE RUN OK, NO LEADS AND NO PIMU FAULTS. HP RUNUP OK, OPS OK PER PFHB TEST 15.Apr 3, 1996 · N180DN · Boeing 767332SDR COMA9630084Bleed Air Valve · malfunctionLEFT ENGINE TEMP 952 DEGREES CELSIUS DURING TAKEOFF. REPLACED THE HIGH PRESSURE BLEED VALVE.Mar 25, 1996 · N356CA · Saab SF340ASDR 96FDEA00679Bleed Valve · failedNR 1 BLEED VALVE FAULT LIGHT ILLUMINATED DURING CLIMBOUT. COMPLIED WITH BLEED VALVE FAULT PROCEDURE, NR 2 BLEED VALVE FAULT LIGHT ILLUMINATED. UNABLE TO SHUTOFF BLEED AIR FROM NR 1 ENG BLEED TEMP 270 DEGREES CELSIUS, 42 PSI WITH BLEED VALVE HP VALVE AND CROSMar 22, 1996 · N414FE · Airbus A310203SDR GLBA96054Bleed Valve · malfunctionedGRI - CREW REPORTED RIGHT TORQUE SURGED ON TAKEOFF ROLL AND ELECTED TO RETURN TO GATE. MAINTENANCE REPLACED RIGHT BLEED VALVE. OPS CHECK WAS GOOD. (M)Mar 19, 1996 · N126UE · Beech 1900CSDR 96ZZZM620Bleed Vlv · malfunctionedFLT NR 49 - MIA - TAKEOFF WAS ABORTED DUE TO NR 3 ENGINE COMPRESSOR STALL. VISUALLY INSPECTED ENGINE, FOUND NO DISCREPANCIES. PERFORMED BORESCOPE, NO DISCREPANCIES. REMOVED AND REPLACED 12TH STAGE BLEED VALVE CONTROL. ENG RUN UP NORMAL. AIRCRAFT RETURNED Mar 10, 1996 · N707HE · Boeing 707330CSDR SRAA39602Bleed Valve · failedFLT 201 - AFTER TAKEOFF WHEN PACKS WERE TURNED ON, CREW NOTICED OILY FUMES IN COCKPIT, CLOSED NR 3 ENGINE BLEED VALVE AND FUMES STOPPED. PERFORMED ENGINE RUN-UP, FOUND NR 3 ENGINE N2 SPEED NOT AT IDLE. UP-TRIMMED GROUND IDLE AND OPS CHECKED GOOD ON GROUND, NMar 7, 1996 · N745SJ · Boeing 747212BSDR CA960503101Bleed Valve · shorted(CAN) VALVE FAILED DURING TEST FLIGHT OF NEW TACH BOX. VALVE WOULD NOT CLOSE AT HIGH POWER SETTINGS.Mar 4, 1996 · Snias AS350BSDR QXEA9600058Bleed Valve · defectiveBOI - FLIGHT ATTENDANT REPORTED SMOKE IN CABIN. NR 1 ENGINE P2.5-3 VALVE REPLACED AND BLEED AIR OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Feb 12, 1996 · N102AV · Dhav DHC8102SDR CA960320541Bleed Valve · faulty(CAN) AIRCRAFT RETURNED TO ORIGIN AFTER TAKEOFF DUE TO #1 ENGINE SURGING. EGT EXCEEDENCE. FOUND ENGINE COMPRESSOR BLEED VALVE AT FAULT. CHANGED #1 ENGINE VARIABLE BLEED VALVE SENSOR. FADEC TEST CARRIED OUT ON BOTH CHANNELS.Feb 7, 1996 · Airbus A320211SDR 96ZZZX1384Cover · improper weldRECEIVED CECO P.R.B.C. FROM TOWER AIR INC., FOR ZERO TIME OVERHAUL 8-30-95. DISASSEMBLY AND INSPECTION OF COVER REVEALED UNAUTHORIZED REWORK HAD BEEN PERFORMED (WELD).Feb 1, 1996SDR DL72L960238Prbc · failedON TAKEOFF, GOT COMPRESSOR STALL NR 2 ENGINE. INSPECTED INLET AND EXHAUST, ALL OK. RAN ENGINE TO TAKEOFF POWER, ALL CKS NORMAL, BUT ON DECEL GOT COMPRESSOR STALL AT 80 TO 85 N2. REPLACED PRBC, RAN ENGINE PER PFHB TEST-E AND ALL CKS GOOD.Jan 30, 1996 · N504DA · Boeing 727232SDR 9601461148Solenoid · failedDURING LANDING, THE NR 1 ENGINE EXPERIENCED COMPRESSOR STALL. EGT INCREASED TO TOP OF SCALE. CREW FOLLOWED COCKPIT OPERATING PROCEDURE, SHUT NR 1 ENGINE DOWN AND MOTORED UNTIL EGT IS BELOW 100C. BORESCOPED NR 1 ENGINE AND INSPECTED PER MM 71-00-00. REPLACEJan 19, 1996 · N148US · Doug DC1040SDR 96ZZZX218Bleed Valve · malfunctionedLAX - FLT 8595 - DURING CRUISE, SHUT DOWN NR 2 ENGINE, SN 4626, DUE TO SURGING. REMOVED AND REPLACED RT ENGINE BLEED CONTROL VALVE, MFG PN 773333-3. PERFORMED BORESCOPE INSPECTION OF 5TH, 6TH, 8TH, AND 14TH COMPRESSOR STAGES AND 1ST, 2ND, AND 3RD TURBINE STADec 31, 1995 · N650TW · Boeing 767205SDR AWXA9500834Bleed Valve · lack of lubePHX/IAH - FLT 0276 - GATE TURNBACK FOR NR 1 ENGINE COMPRESSOR STALLS. LUBED BLEED VALVES PER E.R. (X)Dec 29, 1995 · N185AW · Boeing 737277SDR 9522149150Prbc · malfunctionedNR 2 ENGINE EPR WAS LOW AND UNSTABLE ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC WITH A SERVICEABLE UNIT. ENGINE PERFORMANCE WAS STAISFACTORY ON SUBSEQUENT RUNUP.Dec 11, 1995 · N8908E · Doug DC914SDR 96ZZZX430Bleed Valve · lack of lubeSCDA\SCDA - REJECTED TAKEOFF AT 110 KNOTS DUE TO INSUFFICIENT POWER ON NR 3 ENGINE. (1.55 EPR, 96 PERCENT N1). LUBED INTERSTAGE BLEED VALVE, PERFORMED STATIC POWER RUN, ALL ENGINE PARAMETERS NORMAL. BLEED OPS CHECKS NORMAL IAW 75-6-0.Dec 1, 1995 · N803MG · Doug DC862SDR 9519322715Prbc Vlv · malfunctionNR 2 ENGINE COMPRESSOR STALLED ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC VALVE AND INSPECTED THE ENGINE. NO DAMAGE NOTED.Nov 29, 1995 · N719RC · Boeing 7272S7SDR 9518319154Prbc · malfunctionedNR 2 ENGINE EXPERIENCED A COMPRESSOR STALL ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE PRBC AND INSPECTED THE ENGINE, NO DAMAGE NOTED. SUBSEQUENT RUNUP WAS SATISFACTORY.Nov 10, 1995 · N8913E · Doug DC914SDR 9516916613Prbcv · malfunctionedDURING TOP OF DESCENT, THE NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL WITH RISING EGT AND WAS SHUT DOWN. A RE-LIGHT WAS ACCOMPLISHED, BUT THE POWER LEVER COULD NOT BE ADVANCED WITHOUT THE COMPRESSOR STALLING. THE ENGINE WAS SHUT DOWN AGAIN DURING APPROACH ANOct 26, 1995 · N613US · Boeing 747251BSDR C1HA9502110Pbrc Valve · lack of lubeYYC - REJECTED TAKEOFF AT 103 KNOTS. RETURNED TO THE RAMP DUE TO COMPRESSOR STALL ON NR 4 ENGINE. ON POST-FLIGHT, FOUND NR 6 TIRE OVERHEATED AND BLOWN FUSE PLUG. REMOVED AND REPLACED NR 5 AND NR 6 MAIN WHEEL ASSEMBLIES IAW MM 32-40-2. PERFORMED INSPECTION Oct 25, 1995 · N802MG · Doug DC862SDR 95UAL900209Valve · stickingABORTED TAKEOFF AT LGA AT 75 KNOTS DUE TO NR 2 ENGINE BLEED PROBLEM. REPLACED NR TWO ENGINE HIGH-STAGE VALVE. ALSO, REPLACED NR ONE ENGINE HIGH-STAGE VALVE AND REGULATOR. CHECKS O.K.Oct 17, 1995 · N352UA · Boeing 737322SDR 95ZZZX6240Bleed Valve · sticksPILOT COMPLAINED THE POWER CHECK WAS INCONSISTENT. SUBSEQUENT INSPECTION REVEALED THE BLEED VALVE WAS STICKY. UNIT SENT IN FOR REPAIR ON ALLISON 250 REPORT NR A159719.Oct 16, 1995 · N4571V · Hughes 369DSDR 9514926627Bleed Valve · malfunctionedDURING CLIMB, THE NR 3 ENGINE NACELLE TEMPERATURE PEAKED AND THE ENGINE FIRE WARNING ACTIVATED. THE ENGINE WAS SHUTDOWN, THE FIRE BOTTLES WERE DISCHARGED, AND THE AIRCRAFT RETURNED TO NRT WHERE AN UNEVENTFUL LANDING WAS ACCOMPLISHED. THE HIGH STAGE BLEED VALSep 29, 1995 · N627US · Boeing 747251BSDR 9514173206Vbv Sensor · malfunctionedDURING CLIMB AT 10,000 FEET, RECEIVED ECAM MESSAGE ENG 2 COMPRESSOR VANE ACCOMPANIED WITH NO RAPID THROTTLE MOVEMENT. AIRCRAFT RETURNED TO DTW DUE TO LACK OF PARTS IN SJU TO ADDRESS THE PROBLEM. THE AIRCRAFT LANDED WITHOUT INCIDENT AND THE VBV SENSOR WAS REPSep 9, 1995 · N306US · Airbus A320211SDR AWXA9500549Lock Pin · loosePHX-YVR - FLT NR 815 - AIR TURNBACK DUE TO NR 1 ENGINE BLEED FAULT. BLEED WENT TO OVERHEAT CONDITION TWO MINUTES AFTER SELECTED ON. AIRCRAFT RETURNED TO PHX AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND SAFETY WIRE BROKEN AND LOCK PIN BACKED OUT OFAug 16, 1995 · N624AW · Airbus A320231SDR 9512536637Bleed Valve · malfunctionedDURING TAKEOFF THE NR 3 ENGINE EXPERIENCED A FIRE WARNING WITH THE NACELLE TEMPERATURES GOING INTO THE RED AND AT 115 KNOTS TAKEOFF WAS ABORTED. THE EGT HAD GONE TO 715 DEGREES FOR 15 SECONDS AND A BORESCOPE INSPECTION WAS PERFORMED. THE HIGH STAGE BLEED VALAug 13, 1995 · N637US · Boeing 747251BSDR 95ZZZM367Tpu · failedPHX-LAX - FLT NR 20 - CREW ABORTED TAKEOFF DUE TO HIGH EGT ON NR 1 ENGINE. OAT 101 DEGREES, EPR 1.66, EGT 852 DEGREES AND CLIMBING. AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED NR 1 ENG TRANSIENT PRESSURE UNIT (TPU) PAug 10, 1995 · N902AW · Boeing 7572S7SDR HEEA955378Bleed Valve · defective#1 ENGINE COMPRESSOR SURGES WITH THROTTLE APPLICATION. REPLACED BLEED VALVE AND RETURNED TO SERVICE.Jul 20, 1995 · N5793Y · Aerosp AS355F1SDR 96ZZZX1015Bleed Valve · defectiveBLEED VALVE WILL NOT CLOSE COMPLETELY, NOT WORKING POWER.Jul 18, 1995 · N749H · Bell 212SDR 95ZZZX3730Diaphram · rupturedDIAPHRAM RUPTURED RENDERING BLEED VALVE INOPERATIVE.Jul 14, 1995 · N971LL · Beech 200BEECHSDR UF6A950702Bleed Vlv · failedORD - FLT NR 5029 - ON CLIMB-OUT, RIGHT ENGINE TORQUE DECREASED TO 78 PERCENT. MAINTENANCE REPLACED THE BLEED VALVE. (M)Jul 10, 1995 · N852AW · Bag ATP
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