JASC 7530

Service difficulty reports · 903

Reports filed under 7530 · Compressor Bleed Control, 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 = '7530'
  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 REXA97173Bleed Line · crackedRIGHT ENGINE WENT TO 931 DEGREES ON TAKEOFF ABORTED. A/C SENT TO HANGER AND THEY FOUND CRACKED HIGH PRESSURE BLEED LINE. (M)Jun 22, 1997 · N347AM · Saab SF340ASDR 9712123205Bleed Door · bindingDURING CLIMB, THE NR 1 ENGINE EGT EXCEEDED LIMITS. NR 1 ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO DEPARTURE AIRPORT. MAX BRAKING WAS USED DURING LANDING ROLLOUT. DURING TURN OFF ONTO TAXIWAY NR 1 AND 2 TIRES DEFLATED DUE TO BLOWN FUSE PLUGS. MAINTENANCJun 19, 1997 · N305US · Airbus A320211SDR CALA9700918Stator Suppt · brokenTHE TOWER REPORTED TO FLIGHT CREW THAT THEY SAW SPARKS COMING FROM NR 2 ENGINE AFTER TAKEOFF. ENGINE POWER WAS NORMAL AND THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. THE NR 2 ENGINE WAS REMOVED AND REPLACED. *S/D* SHOP FINDINGS REVEAJun 17, 1997 · N14831 · Doug DC982SDR CALA9700767Stator Suppt · brokenTHE NR 2 ENGINE SURGED WHILE AT CRUISE. THE ENGINE WAS BROUGHT BACK TO IDLE AND THE AIRCRAFT WAS DIVERTED TO CLE WHERE IT ARRIVED WITHOUT FURTHER PROBLEM. THE NR 2 ENGINE WAS REMOVED AND REPLACED. AN ENGINE TRIM AND POWER RUN WAS PERFORMED AND ALL PARAMETERMay 23, 1997 · N93875 · Doug DC982SDR P5CA9700866Mount Lug · brokenNR 3 ENG HIGH STG BLEED CONTROLLER HAS ONE MOUNT LUG BROKEN. REPLACED AND TEST REF NRC 5821.May 21, 1997 · N855FT · Boeing 747124SDR P5CA9700828Bracket · crackedCRACKED NR 3 ENG FLOW DIVIDER SUPPORT BRACKET. WELDED AND REINSTALLED, SERVICEABLE LABEL S/N FF011895, REF NR 854055.May 21, 1997 · N855FT · Boeing 747124SDR 9709869754Valve · failedAS TAKEOFF POWER WAS APPLIED, THE RIGHT ENGINE EXPERIENCED COMPRESSOR STALLS. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE RIGHT ENGINE EIGHTH STAGE CHECK VALVE, OPERATIONAL CHECK OK.May 16, 1997 · N754NW · Doug DC941SDR TWAA9758001Stator Support · crackedIAD - FLT 341 - DURING CLIMB, A LOUD BANG WAS HEARD ACCOMPANIED BY A RISE IN EGT ON NR 2 ENGINE, SN 1227. ENGINE WAS SHUT DOWN IN-FLIGHT. ENGINE TOTAL TIME: 26,295 HOURS; 17,232 CYCLES. CHECK C - 2-24-97 - JFK. INVESTIGATION OF THE RISE IN EGT IN THE NR 2May 13, 1997 · N960TW · Doug DC982SDR CA970903006Flexible Shaft · worn(CAN) IN THE VBV SYSTEM, FLEXIBLE SHAFTS WERE FOUND BROKEN DUE TO WEAR AND OTHERS WITH MILD TO SEVERE WEAR ON LOWER, UPPER AND MID SECTION.May 4, 1997SDR 9707731154Bleed Solenoid · malfunctionedAFTER LANDING, WHILE COMING OUT OF REVERSE THRUST, NR 2 ENGINE EGT ROSE RAPIDLY. NR 2 ENGINE WAS SHUT DOWN. MAINTENANCE INSPECTED ENGINE PER MM 72-00-00, PG 227 AND REPLACED BLEED OVERRIDE SOLENOID. THE NR 2 ENGINE WAS GROUND RUN AND CHECKED OK.Apr 18, 1997 · N154US · Doug DC1040SDR QXEA9700082Switching Valve · malfunctionFLIGHT ATTENDANT REPORTED, OILY SMOKE IN CABIN FORM BLEEDS. PROBLEM TRACED TO NR 1 BLEED AIR. AIRCRAFT LANDED IN MSO WITHOUT FURTHER PROBLEM. AIRCRAFT FERRIED TO GEG FOR REPAIR. REPLACED P2.5/P3 SWITCHING VALVE I/A/W MAINTENANCE MANUAL. NR 1 BLEED AIR OPSMar 18, 1997 · N840PH · Dhav DHC8102SDR AWXA9700070Vsv Actuator · failedNR 2 ENGINE COMPRESSOR FAULT. ENGINE SHUT DOWN ON DESCENT. REMOVED AND REPLACED NR 2 ENGINE VSV ACTUATOR, IAW CARD R5M75303. OPS AND LEAK CHECK GOOD.Feb 2, 1997 · N620AW · Airbus A320231SDR TWAA9716004Vane Bleed Contl · out of adjustJFK - DURING CRUISE, NR 2 ENGINE SUFFERED COMPRESSOR STALL. ADJUSTED ENGINE VANE BLEED CONTROL (EVBC). OPERATIONAL CHECK AND ENGINE RUN NORMAL. (M)Feb 1, 1997 · N650TW · Boeing 767205SDR 97UAL900098Stator Vane · failedAT FLIGHT LEVEL 370 EXPERIENCED MULTIPLE COMPRESSOR STALLS. FLIGHT DIVERTED TO ORD. *S/D* 15TH STAGE STATOR VANE SEGMENT FAILED. REPLACED 15TH STAGE VANE AT SHOP VISIT.Jan 30, 1997 · N520UA · Boeing 757222SDR USAASB97025'B' Nut · looseMIA - FL 1850 - FLT HAD JUST DEPARTED MIA WHEN THE CAPT NOTICED A LOSS OF PWR FROM THE NR 2 ENG N1 DROPPED TO APPROX 30 PERCENT ON THE NR 2 ENG. CAPT ELECTED TO RETURN TO FIELD AT MIA. NO EMERGENCY WAS DECLARED AND THE FLT LANDED WITHOUT FURTHER INCIDENT. TJan 22, 1997 · N446US · Boeing 7374B7SDR DL76L962726Vane · missingFOUND ON GROUND INSP, EXIT VANES DAMAGED/MISSING AND INTERMED CASE FAIRING DAMAGE. REPLACED ENGINE.Dec 18, 1996 · N171DN · Boeing 767332SDR P5CA9601163Bleed Control · leakingAT FL 370 -33 TAT -61 SAT NR 1, ENGINE EPR 1.36, .85 N1, .845 N2 UNABLE TO OBTAIN CRUISE POWER. REMOVED AND REPLACED 3.5 BLEED CONTROL AND LINE FROM BLEED CONTROL TO CONNECTOR BLOCK. REPLACED SEAL AT FUEL LINE AT FUEL CONTROL UNIT TO 3.5 BLEED CONTROL. LEAKDec 14, 1996 · N920FT · Boeing 747249FSDR GLBA96238Packings · deterioratedDEN - RIGHT BLEED AIR FAIL INFLIGHT. MAINTENANCE REPAIRED EVA TUBING AND REPLACED O-RINGS IN RIGHT BLEED AIR LINE. OPERATES NORMALLY ON GROUND. (M)Dec 8, 1996 · N210UX · Beech 1900DSDR 9625485515Bellcrank · failedDURING TAKEOFF ROLL, ENGINE NR 2 EGT AND N2 REACHED LIMITS WELL BEFORE ENGINE NR 1. THRUST REDUCED AND TAKEOFF ABORTED. MAINTENANCE FOUND THE 2.5 BLEED INOPERATIVE AND THE 2.5 BLEED BELL CRANK FRACTURED IN TWO. BELLCRANK REPLACED.Nov 25, 1996 · N515US · Boeing 757251SDR WWMA9600096Clamp · defectiveAT APPROXIMATELY 200 FT AGL RT ENG LOST PWR, PWR FLUCTATED BRIEFLY BETWEEN 40 TO 90 PERCENT TORQUE. AT 2500 FT ON RETURN TO FIELD WITH PWR REDUCED TO 30 TO 40 PERCENT THE TORQUE FLUCTATED BETWEEN 0 TO 10 PERCENT. THE ENGINE WAS THEN SHUT DOWN. FOUND HP BLEENov 17, 1996 · N269AE · Saab 340BSDR 97ZZZX480Tube · leakAIRCRAFT EXPERIENCED TRANSIENT OVER TEMP. HOT SECTION INSPECTION C/W, NO DAMAGE NOTED FROM OCCURRENCE. SUSPECT CAUSE IS AIR LEAK AT BLEED VALVE PR LINE. LEAK CHECK MUST BE DONE WITH BLEED CONTROL SOLENOID IN OPEN POSITION.Nov 4, 1996 · N911SA · Bell 206L1SDR EIAA9646Evc · malfunctionedDURING APPROACH, NR 1 ENGINE FAILED TO RESPOND TO THRUST LEVER MOVEMENTS. OIL PRESSURE LIGHT CAME ON. ACCOMPLISHED ENGINE SHUTDOWN PROCEDURE. ENGINE RUN UP, HUNG AT 24 PERCENT. CHECKED EVC AND FOUND ACTUATOR EXTENDED. REPLACED EVC CONTROL PER MM 75-31-01.Oct 21, 1996 · N480EV · Boeing 747121SDR CA961112030O-Ring · missing(CAN) PILOT REPORTED THE RIGHT BLEED AIR FAIL ANNUNCIATOR LIGHT WAS ON. INVESTIGATION FOUND A HOLE IN THE EVA TUBE. THE HOLE WAS CAUSED BY A LEAK AT THE BLEED AIR JUNCTION AT STA. 29.06. TWO 'O' RINGS P/N 19357-222 WERE NOTED AS MISSING. IT IS LIKELY THAT THE Oct 18, 1996 · Beech 1900DSDR GLBA96204Eva System · leakingMSP - RIGHT BLEED AIR FAIL ANNUNCIATOR ILLUMINATED. MAINTENANCE REPAIRED LEAK IN EVA SYSTEM. OPS CHECKED GOOD. (X)Oct 17, 1996 · N210UX · Beech 1900DSDR DLM11962343Solenoid · malfunctionedAFTER T/O, PILOT NOTICED SLIGHTLY MORE THAN NORMAL AIRFRAME VIBRATION AND NOISE. DURING CLIMB F/A AT DOOR 3L COMPLAINED OF VIBS IN FLOOR. FOUND NR 1 ENGINE LEFT HALF THRUST REVERSER DAMAGED DUE TO UNSCHEDULED OPENING OF 2.9 STABILITY BLEED VALVE. REPLACED 2Oct 17, 1996 · N803DE · Doug MD11SDR RAIA961019Gasket · leakingSTL - FLT 7050 - NR 2 ENGINE WOULD NOT PRODUCE REQUIRED TORQUE. REPLACED ENGINE BLEED AIR GASKETS. (M)Oct 15, 1996 · N342TE · Bag JETSTM3201SDR 96FDEA01579Valve · malfunctionedAGAIN ON DEPARTURE STRONG ACRID SMELL, RETURNED LEFT PACK AND NR 1 BLEED SELECTED. RETURNED TO AIRPORT. REMOVED AND REPLACED 3 HYD BLEED RESERVOIR CHECK VALVES. GROUND RAN NR 1 ENG WITH LT AND RT PACKS ON NR 1 BLEED AT H. POWER AND MAX HEAT, NO SMELL NOTEDOct 15, 1996 · N209FE · Boeing 7272S2FSDR 96UAL900802Stator Vane · crackedFOUND NR 1 ENGINE 6TH STAGE HIGH PRESSURE COMPRESSOR VARIABLE STATOR VANE BEYOND CRACK LIMITS. ALSO, SUSPECT A CRACK AT THE TENTH VANE BELOW AP3 PORT. *S/D* REMOVED ENGINE AND REPLACED ALL HPC 6TH STAGE STATOR VANES. PROBLEM PREVIOUSLY DOCUMENTED. NEW VANOct 11, 1996 · N768UA · Boeing 777222SDR CA961022014Psu Line · loose(CAN) ON TAKEOFF ROLL, #2 ENGINE INDICATED UNDER POWER AND HIGH EGT CONDITION. ENGINE INSPECTED FOR PNEUMATIC LEAKS, NONE FOUND. INSPECTED PRBC PSU LINE AND FOUND LOWER FITTING BACKED OFF ALLOWING PSU PRESSURE LEAK WHICH IN TURN ALTERED THE BLEED SCHEDULING REOct 10, 1996 · Boeing 727233SDR SIMA962791Switching Valve · failedORD - FLT 4323 - DURING TAXI, CABIN BECAME HAZY AND HAD AN ODOR OF SMOKE. NO EMERGENCY DECLARED AND PASSENGERS DEPLANED NORMALLY AT THE GATE AREA. REPLACED NR 1 ENGINE P2.5 P3 SWITCHING VALVE. OPS CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (X)Oct 5, 1996 · N4AE · Aerosp ATR72212SDR USAASB96208Vsv Actuator · leakingDCA - FLT 2299 - CREW REPORTED SMELLING JET FUEL FUMES IN THE COCKPIT DURING FLIGHT. MAINTENANCE FOUND THE RIGHT ENGINE VSV ACTUATOR LEAKING AND REPLACED IT. (M)Oct 4, 1996 · N373US · Boeing 7373B7SDR SIMA962661Switching Valve · failedORD - FLT 4311 - CREW REPORTED STRANGE SMELL, AND SMELL OF SMOKE IN COCKPIT/CABIN. ALSO, GROUND PERSONNEL REPORTED SEEING WHITE SMOKE OUT OF RIGHT WHEELWELL. REPLACED P2.5/P3 SWITCHING VALVE. OPS CHECK GOOD WITH NO SMELL OF SMOKE OR STRANGE SMELL IN COCKPITSep 22, 1996 · N252AM · Aerosp ATR72202SDR 9620341143Evc · malfunctionedEN ROUTE, THE NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL DURING DESCENT. THE ENGINE WAS SHUT DOWN AND RESTARTED. CREW FOLLOWED COM PROCEDURES AND CONTINUED FLIGHT TO MSP WITHOUT FURTHER INCIDENT. ENGINE BORESCOPE WAS ACCOMPLISHED AND NO DISCREPANCIES WERE FSep 22, 1996 · N133JC · Doug DC1040SDR 96FDEA01533Stator Case · crackedINSP OF THE FIRST STAGE BOOSTER VANES, EA 1-7220-31513, EA COMPLETED ON NR 1 ENG, FOUND 22 MISSING FASTENERS AND SEVERAL CRACKS IN STATOR CASE. REMOVED AND REPLACED NR 1 ENG PER WORK CARD 29T0301, 54T0201, 71T0101, 71T0701 AND FEC -M-3238, OPS CK AND LEAK Sep 20, 1996 · N612FE · Doug MD11FSDR 9619959873Prbc · malfunctionedWHEN APPLYING TAKEOFF POWER, THE LEFT ENGINE EXPERIENCED COMPRESSOR STALLS. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT ENGINE PRBC, RAN ENGINE TO TAKEOFF POWER, LEAK AND OPERATIONAL CHECK OK.Sep 16, 1996 · N782NC · Doug DC951SDR 9619776623Evbc · malfunctionedEN ROUTE, THE NR 1 ENGINE EXPERIENCED TOP OF DESCENT COMPRESSOR STALL AND FLAME-OUT. CREW FOLLOWED COM PROCEDURE, RESTARTED ENGINE AT FL290, AND CONTINUED FLIGHT TO KIX WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED EVBC AND TRIMMED ENGINE.Sep 15, 1996 · N623US · Boeing 747251BSDR COMA9660142Wire · chafedTHE 14TH STAGE BLEED AIR ISOLATION VALVE WILL NOT CLOSE. REPAIRED CHAFED WIRE AT WIRING CONNECTOR.Sep 14, 1996 · N966CA · Cndair CL6002B19SDR CKSA96136Ps4 Line · looseNR 1 ENGINE FIRE CAME ON INTERMITTENTLY DURING FLIGHT WITH BLEED AIR ON FIRE WARNING TEST OK. TIGHTENED LOOSE LINE TO PRBC ON NR 1 ENGINE. RAN ENGINE AT VARIOUS POWER SETTING WITH BLEED ON, NO LEAKS NOTED. NO FIRE WARNING, OPS CHECK NORMAL.Sep 11, 1996 · N6161C · Doug DC8F55SDR RAIA960904Seals · failedSTL - FLT 7075 - NR 1 ENGINE WOULD NOT PRODUCE TARGET TORQUE. MAINTENANCE REPLACED THE NR 1 ENGINE P3 BLEED SEALS. (M)Sep 7, 1996 · N433AM · Bag JETSTM3201SDR EIAA9629Eng Vane Cntl · malfunctionedJFK - NR 3 ENGINE TOP OF DESCENT, AS POWER LEVERS WERE CLOSED SLOWLY, AUDIBLE COMPRESSOR STALL, EGT CLIMBED TO 917 DEGREES BEFORE SHUT DOWN. HUNG ON RESTART. MADE SECOND START ATTEMPT, HUNG START AGAIN. MADE THREE ENGINE LANDING. AFTER SHUT DOWN FOUND THE Aug 24, 1996 · N485EV · Boeing 747212BSDR 96ZZZM1317Converter · malfunctionedON DESCENT FROM FL 390 THROTTLES RT BACK TO STOP, ENG AUDIBLE STALL ON NR 3 ENG. ENG SHUTDOWN, EGT 810 DEGREES CELSIUS. RELITE ATTEMPT AT FL 200 N2 40 PERCENT MAX EGT APPROACHED 650 DEGREE CELSIUS ENG SHUTDOWN SECOND RELITE ATTEMPT AT FL 110 WAS A NORM STARTAug 22, 1996 · N606FF · Boeing 747136SDR CA960812005Carbon Seal · leaking oil(CAN) CREW REPORTED SMOKE IN CABIN AFTER START. INSPECTION FOUND #2 ENGINE P2.5/P3 SWITCHING VALVE CARBON SEAL LEAKING OIL. P2.5/P3 SWITCHING VALVE REPLACED.Aug 12, 1996 · Dhav DHC8311SDR 9617343248Vbv · failedDURING TAKEOFF ROLL, THE NR 2 ENGINE COMPRESSOR VANE MESSAGE ILLUMINATED. ABORTED TAKEOFF AT 80 KNOTS. AIRCRAFT RETURNED TO GATE. MAINTENANCE REPLACED THE VBV ASSEMBLY AND 4 VBV DOORS, ENGINE OPERATIONAL CHECK GOOD.Aug 10, 1996 · N348NW · Airbus A320212SDR CALA9601147Stator Contl · inoperativeTAKEOFF WAS ABORTED AT 115 KNOTS AFTER THE NR 1 ENGINE WOULD NOT MAKE TAKEOFF POWER. THE AIRCRAFT WAS RETURNED TO GATE WHERE SIX TIRES BLEW DUE TO HEAT. MAINTENANCE FOUND THE NR 1 ENGINE COMPRESSOR STATOR CONTROL AT FAULT. THE COMPRESSOR STATOR CONTROL WAS Aug 9, 1996 · N78019 · Boeing 747230BSDR CA960826006Carbon Seal · leaking oil(CAN) CREW REPORTED SMOKE IN CABIN AFTER START. INSPECTION FOUND P2.5/P3 SWITCHING VALVE CARBON SEAL LEAKING OIL. SWITCHING VALVE REPLACED.Aug 9, 1996 · Dhav DHC8311SDR JZBR12924Manifold · crackedCREW REPORTED RT ENGINE CANNOT MAKE TAKEOFF POWER DUE TO TEMP INDICATION. TROUBLESHOT SYSTEM AND FOUND NO TEMPERATURE DIFFERENCE BETWEEN NORMAL AND MANUAL MODE INDICATIONS. BLEED VALVE OPEN AT ALL TIMES. REPLACED BLEED VALVE, PROBLEM STILL EXISTED. CHECKEDAug 1, 1996 · N500FF · Amd FALCON10SDR AALA961154Stator · failedMDT - FLT T035 - EN ROUTE ORD/LGA DURING CRUISE, LT ENG FAILED FOLLOWED BY SMOKE IN COCKPIT. ACCOMPLISHED LT ENG SHUT DOWN AND PRECAUTIONARY PULLED FIRE HANDLE FOR LT ENG. SMOKE CLEARED. AIRCRAFT DIVERTED TO MDT AND LANDED WITHOUT INCIDENT. REPLACED LT ENGJul 31, 1996 · N454AA · Doug DC982SDR CALA9601107Stator Suppt · brokenTHE NR 2 ENGINE BEGAN TO VIBRATE ACCOMPANIED BY AN ERRATIC EPR GAGE READING WHILE EN ROUTE. ENGINE POWER WAS REDUCED TO IDLE, ATTEMPTS TO OBTAIN MORE THAN 50 PERCENT POWER CAUSED EXCESSIVE VIBRATION. THE AIRCRAFT WAS DIVERTED TO EWR WHERE IT LANDED WITHOUT IJul 30, 1996 · N14816 · Doug DC982SDR CALA9601047Stator Suppt · brokenTHE NR 2 ENGINE COMPRESSOR BEGAN TO STALL AFTER TAKEOFF AT 13,000 FEET. THE AIRCRAFT WAS RETURNED TO CLE WHERE IT LANDED WITHOUT INCIDENT. INSPECTION BY MAINTENANCE FOUND DAMAGE TO THE NR 2 ENGINE 13TH STAGE COMPRESSOR. THE NR 2 ENGINE WAS REMOVED AND REPLAJul 22, 1996 · N937MC · Doug DC982SDR QXEA9600257Switch · malfunctionedPSC - WHEN BLEEDS ARE TURNED ON AFTER ENGINE START A FAIRLY STRONG FUEL SMELL IS PRESENT. SMELL DISAPPEARS AFTER APPROXIMATELY ONE MINUTE. NR 2 HIGH PRESSURE SWITCH REPLACED AND BLEED OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Jul 19, 1996 · N829PH · Dhav DHC8102
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