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.
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
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 GAIA00109Warning Light · illuminatedFLT 1844 - FWA-ORF - DURING TAKEOFF, THE NR 2 ENGINE FIRE WARNING LIGHT ILLUMINATED AND BELL SOUNDED. THE CREW DECLARED A EMERGENCY LANDING BACK AT FWA. THE CREW RAN EMERGENCY CHECKLIST AND DISCHARGED FIRE BOTTLE. DURING SHUT DOWN NR 2 ENGINE, THROTTLE DIFFSDR CA000518009Tachometer · unserviceable(CAN) ENGINE BLEED VALVE WHICH IS CONTROLLED BY THE TACHOMETER BOX INADVERTENTLY OPENED TWICE AT 98 PERCENT NG. OPERATOR WAS NOT ABLE TO DUPLICATE. POSSIBLE CAUSE WAS A SHORT IN THE TACHOMETER BOX.SDR AWXA0000105Actuator · failedLP 7624668, ENGINE 2 COMPRESSOR STALL OCCURRED TWICE DURING TRANSITION FROM FLEX TO CLIMB. REPLACED E2 VSV ACTUATOR IAW AWA TASK CARD R5M75303. OPS CHECK OK.SDR SCNA00015Prbc Valve · inoperativeDURING FLIGHT, THE NUMBER TWO ENGINE HAD A COMPRESSOR STALL UPON INCREASING POWER FROM IDLE ON LEVEL OFF AND ON DESCENT. INSPECTED THE NUMBER TWO ENGINE INTAKE AND EXHAUST NO DEFECTS NOTED. REMOVED AND REPLACED PRBC PER MM 753113. RAN THE NUMBER TWO ENGINE SDR EISA2000009Duct Seal · wornNR 1 ENGINE STRUT OVERHEAT LIGHT ILLUMINATED AT CLIMB POWER. AIR TURN BACK TO (AEX). REMOVED AND REPLACED 13TH STAGE BLEED DUCT SEAL. (M)SDR CA000128015Bleed Valve · broken(CAN) PIPE FROM COMPRESSOR TO BLEED VALVE FOUND BROKEN AT B-NUT ATTACHMENT TO BLEED VALVE.SDR CA000128049Bleed Valve · damaged(CAN) ECAM MESSAGE - NR 1 ENGINE GUIDE VANE. THE MASTER VARIABLE BLEED VALVE ACTUATOR WAS FOUND DAMAGED AT SPLINE DRIVE.SDR CA000110084Motor · failed(CAN) COMPRESSOR FAULT MESSAGE DISPLAYED.VARIABLE BLEED VANE GEAR MOTOR ASSY REPLACED.SDR UIEA9997Valve · stuckFLT GT57 - NR 2 ENGINE FIRE WARNING ILLUMINATED AFTER TAKEOFF. IT OCCURRED DURING CLIMB WITH CLIMB POWER SET. BOTH NACELLE TEMPS WERE 8.5. ENGINE SECURE DIAW FHB. DECLARE EMERGENCY AND JETTISONED 14 KGS OF FUEL. LANDING WAS UNEVENTFUL. FOUND NR 2 ENGINE SDR LR7A9967Valve · leakingEN ROUTE BJX, NR 2 NACELLE OVERHEAT WARNING ILLUMINATED. SHUTDOWN NR 2 ENGINE IAW LYNDEN PROCEDURES. FOUND NR 2 BLEED AIR REGULATING VALVE LEAKING. CHANGED VALVE IAW MM 36-10-20B. LEAK CHECK AND OPS CHECK NORMAL. PERFORMED LEAK CHECK ON ENGINE PNEUMATIC SDR 2000ZZZM69Line · looseMDW-PHX - FLT 577 - DURING CRUISE, THE RIGHT ENGINE WAS SHUTDOWN DUE TO LOW ENGINE PARAMETERS. CONTINUED TO DESTINATION WITHOUT FURTHER INCIDENT. FOUND THE P-1 AIR TUBE CHECK VALVE TO BE LOOSE AT FITTING. INSPECTED SAME FOR FRETTING AND CONTAMINATION, RESECSDR CA991208029Valve · stuck(CAN) MIST IN CABIN REPORTED AFTER SELECTING NR 1 BLEED ON. ENG P2.5-3 AIR SWITCH STUCK IN P3 POSITION CAUSING OIL TO BE FORCED PAST THE SEALS AND INTO COMPRESSOR.SDR 99ZZZX4046Valve · failedAIRCRAFT RETURNED TO BASE AFTER NO REAR BAY OVERHEAT LIGHT ILLUMINATED. UPON INVESTIGATION, FOUND THE MIXING VALVE HAD SEPARATED AT THE FLANGE POINTED OUT IN THE ENCLOSED ILLUSTRATION. THE VALVE SEPARATION ALLOWED HP AIR TO LEAK, ILLUMINATING THE OVERHEAT WASDR AWXA9900343Actuator · failedEMERGENCY DECLARED (NOT BY PILOT) ENG NR 1 COMPRESSOR VANE FAULT ON DESCENT, NO OTHER ABNORMAL ENG INDICATIONS OR FAILURES. FIRST TIME FAULT FADEC CONFIRMS 2.5 BLEED ACTUATOR FAIL CURRENT HISTORY.SDR 99ZZZM805Control · failedDURING TRANSITION FROM HIGH CLIMB POWER TO CRUISE POWER LT ENGINE APPEARED TO SURGE. ALL ENGINE INDICATIONS WERE NORMAL PRIOR TO AND AFTER SURGE EVENT. REMOVED BLVL CONTROL C8E38-9 AND INSTALLED BLVL CONTROL C8E38-12, OPERATIONAL CHECK NORMAL. (M)SDR 99ZZZX4579Actuator · failedAIR TUBE BROKEN. REMOVED AND REPLACED.SDR CA990817043Outlet Elbow · cracked(CAN) NR 1 ENGINE HP OUTLET ELBOW FOUND CRACKED, POSSIBLY DUE TO HEAT STRESS. OPERATOR AWAITING COMMENTS FROM ROLLS ROYCE.SDR SWAA991169Vbv Door · malfunctionedABORTED TAKEOFF---- NR 2 ENG THRUST WOULD NOT ADVANCE ON TAKEOFF ROLL. REMOVED AND REPLACED NR 2 ENG VBV DOOR ASSY AT 5 O'CLOCK POSITION PER MM.SDR USAABB9033BHp 6 Duct · leakingPHL - FLT 1854 - ON CLIMB-OUT FROM PHL, AT APPROX FL180, CREW RECEIVED THE E/M 'L ENG OVHT' AND ASSOCIATED LIGHT. CREW REDUCED THRUST ON THE ENGINE. FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE HP2 AND HP6 DUCTS FOR LSDR USAABB9033AHp 2 Duct · leakingPHL - FLT 1854 - ON CLIMB-OUT FROM PHL, AT APPROX FL180, CREW RECEIVED THE E/M 'LT ENG OVHT' AND ASSOCIATED LIGHT. CREW REDUCED THRUST ON THE ENGINE. FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE HP2 AND HP6 DUCTS FOR SDR 99ZZZX3048Actuator · failedACTUATOR WILL NOT OPEN WHEN 85 POUNDS SHOP AIR APPLIED. LEVER FAILED TO MOVE REF: MCN 136. REMOVED AND REPLACED.SDR 99UAL900321Bleed Control · malfunctionedON TAKEOFF, NR 2 ENGINE SUSTAINED TWO SHORT COMPRESSOR STALLS. SURGE CHECKS WERE ACCOMPLISHED REFERENCE MAINTENANCE MANUAL. THE ENGINE VANE BLEED CONTROL WOULD NOT TRIM, AND IT WAS REPLACED. THE STATOR VANE ACTUATOR WAS REPLACED PRECAUTIONARY.SDR PCAA9900016Valve · failedSYR-FLT 3863, UPON APPROACH AS POWER REDUCED TO IDLE, THE COCKPIT STARTED TO FILL WITH SMOKE. CREW DONNED O2 MASKS, DECLARED EMERGENCY AND LANDED SAFELY. MAINTENANCE INSPECTED AND FOUND THE NR 1 ENGINE AIR SWITCHING VALVE AT FAULT. REMOVED, CLEANED AND REINSDR RAIA990538Gasket · failedFLT 7404 - STL - RIGHT ENGINE ITT ERRATIC. MAINTENANCE REPLACED HP BLEED GASKET ON RIGHT ENGINE. (M)SDR SIMA991445Valve · failedSAN - FLT 3212 - LEFT ENGINE COMPRESSOR STALLED AFTER TAKEOFF AND ENGINE SHUTDOWN. PERFORMED BORESCOPE INSPECTION WITH NO DEFECTS NOTED. REMOVED AND REPLACED LEFT ENGINE ANTI-ICE START/BLEED VALVE. AIRCRAFT RETURNED TO SERVICE. (M)SDR 99ZZZX2560Actuator · malfunctionedWHILE AT CRUISE FLIGHT DURING A HOSPITAL TRANSPORT WITH A PATIENT ON BOARD, N1 INCREASED TO 102.5 DEGREES AT 60 PERCENT. TOT ALSO INCREASED APPROXIMATELY 70 PERCENT TO 680 DEGREES. REDUCED POWER TO MAINTAIN N1 LESS THAN 102 PERCENT. NOTIFIED THE CREW OF THSDR 99UAL900267Stator · failedAFTER CLIMBOUT FROM EWR, RIGHT ENGINE WENT TO IDLE THRUST. FLT DIVERTED TO SYR. *S/D* METAL WAS FOUND IN TAILPIPE. THE ENGINE WAS REPLACED. SHOP FINDINGS WERE A HPC STATOR FAILURE.SDR 99UAL900167Stator · failedPASSING FL280 LEFT ENGINE INSTRUMENTS RAPIDLY ROLLED BACK. FLIGHT ATTENDANT REPORTED LEFT ENGINE ON FIRE. LEFT ENGINE WAS SHUTDOWN. AIRCRAFT RETURNED TO LAX. *S/D* UPON ARRIVAL AT LAX FOUND METAL IN THE TAILPIPE DUE TO AN HPC FAILURE, THE FIRE WAS INTERNASDR 99UAL900157Seal · leakingFUEL LEAKING OUT OF DRAIN. *S/D* FUEL LEAKAGE FOUND AT NUMBER 1 ENGINE LEFT VSV ACTUATOR SEAL AND SHROUD DRAIN WITH ENGINE OFF. THE VARIABLE STATOR VANE (VSV) ACTUATOR SEALS SOMETIMES TAKE A STATIC SET CAUSING SLIGHT LEAKAGE BETWEEN THE ACTUATOR PISTON AND SDR 99UAL900158Vsv · out of adjustLEFT ENGINE EXPERIENCED POWER SURGES. *S/D* ACCOMPLISHED ENGINE BORESCOPE AND TROUBLESHOOTING FOUND VARIABLE STATOR VANES (VSV) OUT OF RIG, NO LIMITING DEFECTS NOTED IN GAS PATH AND VSV'S WERE PROPERLY RIGGED PER MAINTENANCE MANUAL. OPS CHECK OK.SDR CA990308023Bolt · cracked(CAN) CRACKS FOUND AT BOLT HOLES ON FAN HUB.SDR P2EA99027Bleed Control · failedMSP - FLT 416 - DURING THROTTLE ADVANCEMENT FOR TAKEOFF, HEARD LOUD NOIS FROM LEFT SIDE OF AIRCRAFT. TAKEOFF ABORTED (LESS THAN 60 KNOTS), RETURNED TO GATE. REPLACED LEFT ENGINE PRESSURE RATIO BLEED CONTROL REGULATOR PER MM 75-31-11, OPERATIONAL CHECK OK. (SDR AWXA9900024Actuator · failedON CLIMBOUT, JUST PRIOR TO LEVEL OFF AT FL 220 THE NR 2 ENGINE COMPRESSOR STALLED AT FL 210. DURING CRUISE AT 220 IT OCCURRED TWO MORE TIMES. EXECUTED ATB TO PHX FOR REPAIRS. REMOVED AND REPLACED THE VSV ACTUATOR ON THE NR 2 ENG PER R5M75303 POWER ASSURANCE SDR 99UAL900024Cable · failedFLYING THROUGH THE TOP OF A CELL FL370, HEAVY PRECIPITATION, ANTI-ICE ON, MODERATE TURBULANCE. NR 2 ENG HAD MULTIPLE COMPRESSOR STALLS AND LOSS OF POWER FOR APPROX 30-45 SECONDS, THEN RECOVERED. DIVERTED MIA. *S/D* FOUND 3.0 BLEED VALVE FEEDBACK TO ENGINE SDR 99UAL900002Vsv Actuator · failedRIGHT ENGINE COMPRESSOR STALL ON TAKEOFF. RETURNED TO FIELD. OVERWEIGHT LANDING. VSV ACTUATOR HAD A DEFECTIVE POSITION SENSOR, CAUSING COMPRESSOR STALL. COA IS IN PROCESS TO MODIFY THE LVDT OF THE VSV ACTUATORS.SDR 98UAL900612Actuator · failedNR 1 COMPRESSOR STALL. ENGINE SHUT DOWN. *S/D* COMPRESSOR STALL WAS CAUSED BY A VSV ACTUATOR WITH A FAULTY POSITION FEEDBACK SIGNAL. COA R90290 HAS BEEN ACCOMPLISHED ON APPROXIMATELY 80 PERCENT OF THE V2500 ENGINE FLEET. ACCOMPLISHMENT HAS BEEN ACCELERATED SDR ARWA981209Line · looseCOMPRESSOR STALL NR 3 ENGINE, ABORTED TAKEOFF AT 90 KTS. FOUND LOOSE SENSE LINE AT SURGE BLEED VALVE. SECURED LINE AND OPS CHECKED NO LEAKS IAW MM 75-30-00.SDR AU981568Line · cracked(AUS) COMPRESSOR AIR DIFFUSER LINE CRACKED.SDR TC8A98083Line · looseAT 90 KTS, NR 4 ENGINE COMPRESSOR STALLED, ABORTED TAKEOFF. FOUND LOOSE PNEUMATIC LINE AT INTERSTAGE BLEED VALVE. TIGHTENED LINE AND OPS CHECKED AT ALL POWER SETTINGS. FLAGGED BLEED VALVE SEVERAL TIMES, NO DEFECTS NOTED. ENGINE WAS RUN AT TAKEOFF POWER WITSDR 98UAL900536Arm · failedNR 1 ENGINE: STALL ECAM WARNING DISPLAYED. AUDIBLE 'THUMP' ON RHS OF AIRCRAFT AT FL310. NR 1 EGT WENT TO 1800 DEGREES. ENGINE SHUTDOWN. DIVERTED TO GRR UNDER AMBER ALERT. *S/D* ENGINE DISASSEMBLY INVESTIGATION FOUND A VARIABLE STATOR VANE LEVER ARM FAILESDR SWIA971293Control Unit · malfunctionedTHE L 14TH DUCT WARNING MESSAGE ON IN FLIGHT. LEFT ENGINE PRECAUTIONARY SHUT DOWN ACCOMPLISHED. REMOVED AND REPLACED LEFT BLEED AIR CONTROL UNIT, IAW CRJ MM 36-21-10.SDR 98UAL900504Arm · failedNR 2 ENG HAD MULTIPLE COMPRESSOR STALLS, AUTO IGNITION CAME ON. COMPRESSOR STALL OCCURRED AT TOP OF DESCENT. *S/D* ENGINE DISASSEMBLY INVESTIGATION FOUND THE CAUSE WAS A FAILED HPC STAGE 3 LEVER ARM. THE MANUFACTURER WILL PUBLISH SERVICE BULLETIN 72-0334 IN SDR AWXA9800210Tpu · failedENGINE SHUTDOWN, NUMBER 2 ENGINE FLAMED OUT DURING DESCENT. EICAS MESSAGE APPEARED NR 2 ENGINE LOW PRESSURE PUMP. FOM PROCEDURE COMPLIED WITH. PRECAUTIONARY INSPECTIONS COMPLIED WITH. BITE TEST ON TPU SHOWED FAULT CODES B3, B5, B6, B9 & B20. REMOVED AND RSDR 98ZZZX4648Line · brokenPILOT'S DISCREPANCY WAS NR 1 ENIGNE IS TEMP LIMITED ABOVE CRUISE DETENT. REMOVED THE OUTER AND INNER BYPASS ACCESS TO CHECK BLEED VALVES. UPON INVESTIGATION, FOUND THE BLEED AIR (P3 LINE) BROKEN AT B-NUT, P/N 3081695. IT APPEARED THE FIT OF THE LINE HAD CAUSDR 98UAL900483Thermostat · malfunctionedRETURNED WITH ENGINE BLEED VALVE PROBLEM. *S/D* BLEED VALVE PROBLEM TRACED TO THERMOSTAT. REPLACED THERMOSTAT AND SYSTEM OPERATED NORMAL.SDR TC8A98059Prbc Line · looseNR 2 ENGINE WOULD NOT ACCELERATE. CONTINUOUS COMPRESSOR STALL WHEN THROTTLE WAS PUSHED PAST IDLE. CHECKED PRBC SENSE LINES AND FOUND 1 LOOSE. SECURED LOOSE SENSE LINES IAW M/M 75-30-2. CREW RAN UP ENGINE AND OPS CHECK OF THE PRBC VALVE GOOD.SDR COMA9860285Valve · leakingRIGHT ENGINE B-SUMP REGULATOR VALVE LEAKING. REPLACED VALVE.SDR COMA9860280Actuator · leakingVG ACTUATOR AT THE SEVEN O'CLOCK POSITION ON THE RIGHT ENGINE IS LEAKING FUEL. REPLACED ACTUATOR.SDR 98UAL900436Igv Actuator · looseNR 2 ENGINE NOT GENERATING ENOUGH POWER. *S/D* REPLACED ENGINE. FOUND LEFT INLET GUIDE VANE BOLT/NUT ATTACHING INLET GUIDE VANE ACTUATION RING TO BELLCRANK ASSEMBLY ROD-END MISSING. NUT: J149P10BOLT: 99970M42P02.SDR 98UAL900427Ivg Actuator · looseN2 OVERSPEED ON NUMBER TWO ENGINE. *S/D* REPLACED ENGINE. FOUND LEFT INLET GUIDE VANE BOLT/NUT ATTACHING INLET GUIDE VANE ACTUATION RING TO BELLCRANK ASSEMBLY ROD-END MISSING. NUT: J149P10BOLT: 99970M42P02.
Back to JASC 7530