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 AALA202111169324Solenoid Valve · unserviceableAIRCRAFT WAS GROUNDED: ON TAKEOFF AT APPROXIMATELY 70 KNOTS, RECEIVED AMBER ECAM ENGINE 2 COMPRESSOR VANE. SHUTDOWN ENGINE PER ECAM, RETURNED TO GATE. **SUPPLEMENTAL REPORT FOR AALA202111111509: REPLACED #2 ENGINE VSV ACTUATOR (AALA202111111509) PER JOB CARD 2SDR AALA202111161172Solenoid Valve · unserviceableAIRCRAFT WAS GROUNDED: ON TAKEOFF AT APPROXIMATELY 70 KNOTS, RECEIVED AMBER ECAM ENGINE 2 COMPRESSOR VANE. SHUTDOWN ENGINE PER ECAM, RETURNED TO GATE. **SUPPLEMENTAL REPORT FOR AALA202111111509: REPLACED #2 ENGINE VSV ACTUATOR (AALA202111111509) PER JOB CARD 2SDR ASAA2021102736462Actuator · leakingFUEL LEAKING FROM #2 ENGINE. GROUNDED - YES. (RESOLVED ON W/O: 1889838 TASKCARD: N/R-00001 ) REMOVED AND REPLACED #2 ENGINE L/H VSV ACTUATOR PER B737-800 AMM 75-31-01 OPS TEST GOOD AND LEAK CHECK GOOD. ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION ACCOMPLISHED.SDR ASAA2021101636350Actuator · leakingDURING PDC WALK AROUND FOUND #2 ENG LEAKING FUEL. FOUND RIGHT VSV LEAKING FUEL 15 DROPS A MINUTE. PERFORMED #2 ENGINE IDLE POWER RUN FOR 5 MINUTES. NO LEAK FOUND AFTER ENGINE RUN. COMPONENT TO BE REPLACED WITHIN 25 FLIGHT CYCLES REF B737-900 AMM 71-71-00-200-SDR ASAA2021100736236Eec · faultyWHILE WORKING ON T/C 78273000 FOUND MSG #75-30401 THE VSV POSITION SIGNALS DISAGREE, SHORT TIME, ENG #1. GROUNDED - YES. REPLACED EEC ON LOG PAGE 60215530 WHICH WAS DONE FOR THAT LOG PAGE FOR FAULT MSG #75-30801 T25 SIGNALS DISAGREE AND THIS ONE.SDR AALA202110040667Actuator · brokenAIRCRAFT WAS GROUNDED: ECAM ENGINE 1 COMPRESSOR VANE MESSAGE ON TAKEOFF ROLL AND AT CRUISE AND MULTIPLE TIMES DURING DESCENT. MAINTENANCE FOUND BLEED VALVE ACTUATOR AT POSITION 4 BROKEN, REPLACED ACTUATOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER SDR ASAA2021093036156Actuator · faultedDURING T/C 78273000 FOUND SHORT TIME FAULT 75-30542 ON ENGINE 2. GROUNDED - YES. REPLACED #2 ENG LEFT VBV ACTUATOR REF B737-800 AMM 75-32-02-400-801-F00 STEPS 3A-3H(7). PERFORMED IDLE LEAK CHECK AND ACTUATORS TEST. CHECK/TEST OK. REF AMM 75-32-02-400-801-F00 SSDR ASAA2021092636082Actuator · leakingFOUND FUEL LEAK ON ENG #2 OF THE RH VSV DRAIN LINE. (104 DROPS PER MINUTE). GROUNDED - YES. REMOVED & REPLACED #2 ENG R/H VSV ACTUATOR REF B737-900 AMM 75-31-01. LEAK & OPS CHECK GOOD.SDR ASAA2021080735652Actuator · leakingREF LP 60221973 FOR #2 ENG FUEL LEAK @ L/H & R/H VSV & FUEL LEAK ON TBV DRAIN. GROUNDED - YES. PERFORMED IDLE LEAK CHECK FOUND NO EVIDENCE OF ACTIVE LEAKS AT ANY DRAIN LOCATION. FOUND DISCREPANCY ON DRAIN LINE FROM THE TBV. REMOVED AND REPLACED TRANSIENT BLEEDSDR P5CA2021080900300Actuator · faultedFOUND MAINTENANCE MSG RH RIMU SHOW AND ENG RH EEC C2 MSG SHOW WHEN ENG RUNNING(<P>IAW AMM 75-31-02-004-001-H02 REV 132 AND AMM 75-31-02-404-010-H02 REV 132 REMOVED AND REPLACED ENG 2 RH VSV ACTUATOR. IAW AMM 71-00-00-795-034-H03 REV 132 PERFORM ENG 2 IDLE RUN SDR ASAA2021080435657Actuator · faultedWHILE ACCOMPLISHING T/C 78273000, FOUND #2 ENGINE 75-20452 AND 75-10452, THE VBV POSITION SIGNALS DISAGREE, SHORT TERM FAULTS. GROUNDED - YES. REMOVED AND REPLACED THE #2 ENGINE LH VBV ACTUATOR REF B737-800 AMM 75-32-02-400-801-F00. OPS CHECK GOOD. LEAK CHECKSDR ASAA2021072135509Actuator · faultedFOUND #1 ENGINE SHORT TERM FAULT 75-10401 THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. REF DEFECT # 60175997 FOR TROUBLESHOOTING AND REPLACEMENT OF THE #1 ENG R/H VSV ACTUATOR. THIS CLEARS PLT DEFFERAL, C/N 21004402 REMOVED, SEAMC ANDY CONTACTED.SDR ASAA2021072135503Actuator · faultedFOUND #1 ENGINE SHORT TERM FAULTS 75-20401 THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. PERFORMED B737-900 FIM 75-31 TASK 803 AND TASK 804 TROUBLESHOOTING FOR ACTUATOR AND HARNESS RESISTANCES. ALL VALUES WITHIN RANGE. EEC TEST PASSED REF B737-900 AMM 73-SDR ASAA2021072035473Bushing · wornREFERENCE TASK CARD 78273000: #1 ENGINE HAS SHORT TIME FAULT 75-30401 "THE VSV POSITION SIGNALS DISAGREE". GROUNDED - YES. REMOVED #1 ENGINE RH VSV ACTUATOR REF B737-900 AMM 75-31-01. FOUND VSV BELLCRANK LINKAGE BUSHINGS WORN. REPLACED #1 ENG RH VSV ACTUATOR RSDR ASAA2021071135381Connector · dirtyWHILE ACCOMPLISHING T/C 78273000, FOUND # 2 ENG MAINTENANCE MESSAGE: # 75-30452. THE VBV POSITION SIGNALS DISAGREE. SHORT TIME FAULT.DEFERRED PER T/C 78273000. GROUNDED - YES. EEC BITE PER T/C 78273000 SHOWED #2 ENGINE FAULT 75-30452 LOGGED FOR ONLY LEG 10 BUTSDR ASAA2021070735502Actuator · faultedFOUND #1 ENG LONG TIME FAULT 75-10391 THE VSV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. PERFORMED B737-900 FIM 75-31 TASK 803 AND TASK 804 TROUBLESHOOTING FOR ACTUATOR AND HARNESS RESISTANCES. ALL VALUES WITHIN RANGE. EEC TEST PASSED REF B737-900 AMM 73SDR ASAA2021062935229Actuator · faultedDURING W/C 78273000 FOUND SHORT-TERM FAULT 75-10401: #1 ENG VSV POS SIF DISAGREE. GROUNDED - YES. ACCOMPLISHED INSPECTION OF #1 ENG VSV. FOUND MULTIPLE LOOSE, MISSING & MIGRATING BUSHINGS ON STAGE 1, 2 & 3 RINGS. FOUND (2) MISSING BUSHINGS & SEVERAL BUSHINGS WSDR ASAA2021062135162Actuator · leakingWHILE ACCOMPLISHING IDLE LEAK CHECK AFTER #2 ENGINE R&R FOUND R/H VSV ACTUATOR LEAKING FROM DRAIN MAST AT 4 DROPS PER MINUTE. GROUNDED - YES. LEAKAGE WITHIN ALLOWABLE LIMITS FOR 25 FLIGHT CYCLES PER B737-800 AMM 71-71-00-200-801-F00 FIGURE 605 SHEET 1. REMOVESDR ASAA2021052834987Actuator · faultedMAINT MSG FAULT CODE 75-30401 THE VSV POSITION SIGNAL DISAGREE SHORT TIME FAULT DEFERRED PER TASK # 78273000. GROUNDED - YES. REMOVED AND REPLACED #1 ENG RH VSV ACTUATOR PER B737-900 AMM 75-31-01/401. LEAK & OPS CK GOOD NO DEFECTS NOTED.SDR ASAA2021052234882Actuator · leaking#2 ENG R VSV DRAIN MAST LEAKING. GROUNDED - YES. #2 ENG, R VSV LEAK WITHIN LIMITS AT 2 DPM. APPLIED PLT DEFFERAL FOR 25 FC PER B737-900 AMM 71-71-00-200-801-F00. REMOVED AND REPLACED #2 ENG RIGHT VSV ACTUATOR REF AMM 75-31-01-400-802-F00. LEAK AND OPS CHECK GOSDR ASAA2021051034784Actuator · leakingFOUND FUEL LEAK FROM UNDER #2 ENGINE, RT VSV DRAIN LINE. GROUNDED - YES. REPLACED VSV ACTUATOR ON #2 ENGINE RH, REF B737-800 AMM 75-31-01 OPS CHECKS GOOD, NO LEAKS DETECTED. GRD VERIFICATIONS TEST SATISFACTORY.SDR ASAA2021042334663Actuator · leakingDURING DRIVE PAD LEAK CHECK FOUND #1 ENGINE RIGHT VSV DRAIN LINE LEAKING 10 DROPS MIN. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE RIGHT VSV ACTUATOR REF B737-900 AMM 75-31-01. LEAK CHECK GOOD.SDR ASAA2021041034567Actuator · leakingENG #2 FUEL LEAK GREATER THAN 90 DROPS PER MIN FROM RH VSV DRAIN. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE RIGHT HAND VSV REF B737-800 AMM 75-31-01-400-802 OPS CHECK AND LEAK GOOD REF AMM 75-31-01-790-801.SDR ASAA2021040634536Actuator · leakingFUEL LEAK #2 ENG AT DRAINS. GROUNDED - YES. FOUND FUEL LEAKS COMING FROM VSV PAD DRAIN APPROX 30 DPM, LESS THAN SERVICEABLE LIMIT, REF B737-900 AMM 71-71-00-200-801 FIG 605. REPLACED #2 ENG LEFT VSV ACTUATOR REF AMM 75-31-01. LEAK CHECK GOOD. ACTUATORS TEST GOSDR ASAA2021031634340Actuator · faultedWHILE ACCOMPLISHING T/C 78273000 FOUND MAINTENANCE MESSAGE 75-30401 THE VSV POSITION SIGNALS DISAGREE. SHORT TIME FAULT DEFFERED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE RIGHT VSV ACTUATOR PER B737-800 AMM 75-31-01 OPERATIONAL LEAK CHECSDR ASAA2021031434293Actuator · leakingFUEL RUNNING FROM RH VSV ACTUATOR DRAIN LINE ON #1 ENG WHILE ACTUATING THE VSV MANUALLY REF B737-800 AMM 75-31-00-790-801. GROUNDED - YES. REMOVED AND REPLACED #1 ENG R/H VSV ACTUATOR REF B737-800 AMM 75-31-01-000-802-F00 AND AMM 75-31-01-400-802-F00 AND AMM 7SDR ASAA2021011633902Fault Message · false activationWHILE ACCOMPLISHING TC 78273000 # 1 ENG MAINT FAULT 75-30401; THE VSV POSITION SIGNAL DISAGREE. SHORT TIME FAULT. GROUNDED - YES. PER B737-800 FIM 75-31 TASK 804 INITIAL EVALUATION L & R ACTUATORS GVI GOOD AND ELECTRICAL CHECKS PASS. NO FAULTS IN ENG HISTORY. SDR ASAA2021011633897Fault Message · false activationWHILE ACCOMPLISHING TC 78273000 NFOUND #2 ENGINE SHORT TIME FAULT MSG # 75-30452, VBV POSITION SIGNAL DISAGREE. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 75-32 TASK 803 VBV POSITION SIGNAL FAULT ISOLATION NO LOGGED FAULTS OK FOR CONTINUED SERVICE.SDR ASAA2021010133803Actuator · leakingNR 2 ENGINE FUEL LEAK WITH REFUELER CONNECTED. WITH ENGINE NOT RUNNING IDENTIFIED 30 DROPS PER MINUTE COMING FROM THE NR 2 ENGINE DRAIN OF THE VSV LEFT AND RIGHT. AFTER ENGINE RUN NO LEAKS NOTED, REF B737-800 AMM 71-71-00-200-801. LEAKS WITHIN LIMITS. LEFTSDR ASAA2020122433769Actuator · faultedDURING ACCOMPLISHMENT OF T/C 78273000 FOUND MAINT MESSAGE NR 75-30452 "THE VBV POSITION SIGNALS DISAGREE" "SHORT TIME" ON NR 2 ENGINE. GROUNDED-YES. DISCONNECTED AND INSPECTED CONNECTORS DP0908, DP1008, DP0909, AND DP1010 WITH NO FAULTS FOUND. MEASURED RESISDR ASAA2020111433557Actuator · leakingPRIOR TO FIRST FLIGHT OF THE DAY FOUND NR 2 ENGINE STATIC FUEL LEAK FROM RT VSV DRAIN AT 28 DPM. RAN NR 2 ENGINE, NO LEAKS NOTED AT IDLE RUN AND AFTER SHUT DOWN, REF B737-900 AMM 71-71 00. BEFORE AND DURING NR 2 ENGINE RUN FUEL/OIL HEAT EXCHANGER LEAKING AT SDR ASAA2020110233502Receptacle · contaminatedWHILE ACCOMPLISHING T/C 78273000 FOUND SHORT TIME FAULT "MSG NBR: 75-30451, THE VBV POSITION SIGNALS DISAGREE" SET ON FLIGHT LEG 3. DEFERRED PER T/C 78273000. GROUNDED-YES. PERFORMED B737-900 FIM 75-32 TASK 803. NO FAULTS PRESENT OR IN FAULT HISTORY. BOTHSDR ASAA2020110133479Actuator · leakingNR 2 ENGINE LEFT VSV DRAIN LEAKING FUEL AT THE RATE OF 15 DROPS, PER MIN WHILE ENGINE IS NOT BEING OPERATED. GROUNDED-YES. REPLACED NR 2 ENGINE LT VSV ACTUATOR, PER B737-500 AMM 75-31-01. INSTALLATION TEST PASSED, NO LEAKS.SDR ASAA2020103033478Actuator · leakingFUEL LEAK FROM NR 2 ENGINE. GROUNDED-YES. REF B737-900 AMM 71-71-00-200-801-F00 RAN NR 2 ENGINE FOUND RIGHT VSV ACTUATOR LEAKING OUT DRAIN MAST AT 4DPM. PLACED ON PLT DEFERRAL FOR 25 FLIGHT CYCLES. REMOVED AND REPLACED NR 2 ENGINE RT VSV ACTUATOR, IAW AMM SDR SWIA202053826Tie Bar · chafedLT ENGINE K FRAME TR FLOATING TIE-BAR CHAFED IN 2 LOCATIONS. C-CHECK RO 11/3/2020. REPAIRED TIE-BAR CHAFE, REF MHIRJ REO. COMPLIED WITH SKYWEST TASK CARD.SDR ASAA2020091833209Actuator · faultedDURING ACCOMPLISHMENT OF T/C 78273000 NR 1 ENGINE HAS SHORT TIME FAULT MESSAGE 75-30401 THE VSV POSITION SIGNALS DISAGREE. GROUNDED-YES. REMOVED AND REPLACED NR 1 ENGINE LT VSV ACTUATOR, REF B737-800 AMM 75-31-01-400-801-F00/AMM 72-23-03-400-802-F00. LEAK &SDR ASAA2020091103162Guide · debondedFOUND TWO MAINT MESSAGES ON NR 2 ENG RECENT FAULTS. 75-10452 AND 75-20452 THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. PERFORMED FIM TROUBLESHOOTING, REF B737-900 FIM 75-32 TASK 803. FOUND TWO VBV RING GUIDE PADS DISBONDED AT 6 O`CLOCK AND 7 O`CLOCK SDR ASAA2020091093158Actuator · leakingNR 2 ENGINE RT VSV ACTUATOR LEAKING AT 6 DROPS PER MINUTE. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENGINE RT VSV ACTUATOR, REF B737-900 AMM 75-31-00, OPS AND LEAK CHECK GOOD.SDR ASAA2020090823132Actuator · leakingENGINE NR 2 RT VSV LEAKING FUEL AT RATE 70 DROPS PER MINUTE. GROUNDED - YES. REPLACED THE NR 2 ENGINE RT VSV ACTUATOR, LEAK AND OPS CHECK GOOD, REF B737-900 AMM 75-31-01/401.SDR ASAA2020042132657Warning System · false activationDURING ENGINE FAULT CHECK ON FMC CDU ON T/C 78273000, FOUND SHORT TIME FAULT 75-20452 VBV POSITION SIGNALS DISAGREE ON #2 ENGINE. GROUNDED - YES. ON DEFERRAL.SDR ASAA2020042132656Warning System · false activationDURING ENGINE FAULT CHECK ON FMC CDU ON T/C 78273000, FOUND SHORT TIME FAULT 75-30451 VBV POSITION SIGNAL DISAGREE ON #1 ENGINE. GROUNDED - YES. ON DEFERRAL.SDR ASAA2020041732649Warning System · false activationPERFORMED TASK CARD 78273000. #1 ENG HAD SHORT TIME FAULT 75-30451 "THE VSV POSITION SIGNAL DISAGREE". GROUNDED - YES. (RESOLVED ON W/O: 1570220 TASKCARD: N/R-00001 ) ENGINE #1 EEC BITE SHOWS ONLY ONE OCCURRENCE OF 75-30451 IN PREVIOUS 10 FLIGHT LEGS. ACCOMPLISDR AALA2020032659003Bleed Air Sys · not reportedAIRCRAFT NOT GROUNDED: ABORTED TAKE-OFF AT 97 KNOTS ACCOUNT TAKE-OFF CONFIGURATION LEFT HAND ENGINE BLEED, RETURNED TO GATE. MAINTENANCE EVALUATED AIRCRAFT AND ACCOMPLISHED HIGH ENERGY STOP INSPECTION IAW W/C 19L00005024. OK FOR SERVICE.SDR ASAA2020031732434Fuel · leakingWHILE ACCOMPLISHING T/C 7872022 FOUND #1 ENG RT VSV ACT DRAIN, FUEL LEAKING. GROUNDED - YES. ON DEFERRAL.SDR SWAA2020030442085Check Valve · malfunctionedAT LEVEL OFF AT FL350, COST INDEX 5, AS AUTO THROTTLES PULLED BACK TO CRUSE MACH WE FELT TWO QUICK THUDS IN SUCCESSION. F/A'S CALLED TO REPORT THE SAME NO UNUSUAL ENGINES INDICATIONS NOTED. JUMPSEATING PILOT THINKS ISSUE CAME FROM #1 SIDE. SUSPECTED POSSIBLESDR AALA2020021769018Line · cloggedAIRCRAFT WAS GROUNDED: IN DECENT AND APPROACH LEFT ENGINE LAGGED THE RIGHT APPRESIABLY, AUTOTHROTTLE STRUGGLE TO CONTROL THE LAGGING LEFT THROTTLE. FOUND COMPRESSOR BLEED PRESSURE LINE CLOGGED AND REMOVED OBSTRUCTION PER AMM 70-00-00.SDR AALA202001319023Actuator · faultyAIRCRAFT WAS GROUNDED: ON TAKE-OFF ROLL AMBER ENG 2 COMPRESSOR VANE. PER TSM 75-30-00 SVATK FAULTS. REMOVED AND REPLACED E2 VSV ACTUATOR IAW JOB CARD 26T40075005. OPS AND LEAK CHECK GOOD., HIGH POWER ASSURANCE TEST JOB CARD 26L00071014 OPERATION CORRECT.SDR ASAA2020013062027Actuator · faultedNR 2 ENGINE HAD A SHORT TIME FAULT MESSAGE 75-30452 THE VBV POSITION SIGNALS DISAGREE. DEFERRED PER T/C 78273000. GROUNDED - YES. ACCOMP B737-900 FIM 75-32 TASK 803. ACCOMP. EEC BITE IAW FIM 73-00 TASK 801. NO FAULTS FOUND. ACCOMPLISHED ACTUATORS TEST IAW AMM SDR CALA2020012000206Check Valve · failedRIGHT ENGINE COMPRESSOR STALL CLIMBING THROUGH 1000 FEET ON DEPA RTURE. RIGHT ENGINE ITT 900. COMPRESSOR STALLED CONSECUTIVELY FOUR TIMES (PER PAX VIDEO). CREW REPORTED ENGINE REMAINED AT IDLE POWER THE REMAINER OF THE FLIGHT(NEVER SHUTDOWN). ENG EXCD PAGE SHOSDR ASAA2019122181645Fuel Sys · leakingWHEN DOING GROUND RUN IDLE CK OUT #2 ENG NOTED FUEL LEAKAGE FROM RT VSV DRAIN LINE AT START UP AND SHUT DOWN. GROUNDED - YES. ON DEFERRAL.
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