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 ASAA2023090544952Bellcrank · excess playWHILE ACCOMPLISHING T/C 78273000, FOUND SHORT TIME FAULT "75-20401: THE VSV POSITION SIGNALS DISAGREE" ON ENG #1. GROUNDED - YES. (RESOLVED ON W/O: 1968343 TASKCARD: N/R-00002 ) APPLIED ALTERNATE DEACTIVATION PROCEDURES ON #1ENGINE. REF. ASA MTX PROGRAM CH. 5 SDR ASAA2023090544951Bellcrank · excess playWHILE ACCOMPLISHING T/C 78278000, FOUND SHORT TIME FAULT "75-10401: THE VSV POSITION SIGNALS DISAGREE" ON #1 ENG. GROUNDED - YES. (RESOLVED ON W/O: 1968343 TASKCARD: N/R-00002 ) APPLIED ALTERNATE DEACTIVATION PROCEDURES ON #1ENGINE. REF. ASA MTX PROGRAM CH. 5 SDR ASAA2023081744660Unknown · unknownDURING AN IDLE LEAK CHECK ON THE #1 ENG. FOUND RIGHT VSV ACTUATOR LEAKING AT A RATE OF 5 DROPS PER MIN. AFTER THE 5 MIN. IDLE RUN. LEAK RATE WITHIN 0-90 DROPS PER MIN. REF AMM 71-71-00-200-801-F00 FIG. 605 SHEET 1. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081144553Unknown · unknownENGINE 1 FAULT CODE 75-20451 VBV POSITION SIGNALS DISAGREE SHORT TIME FAULT DISCOVERED WHILE ACCOMPLISHING T/C 78273000. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081144552Unknown · unknownENGINE FAULT CODE 75-10451 VBV POSITION SIGNALS DISAGREE SHORT TIME FAULT DISCOVERED WHILE ACCOMPLISHING T/C 78273000. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081144576Support · excess playTHE #2 ENGINE HAS SHORT TIME FAULT 75-20402, THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. #2 ENGINE VSV "B" ACTUATOR BELL CRANK HAS EXCESSIVE PLAY. (R/H SIDE) REPLACED R/H VSV ACTUATOR BELLCRANK ASSY PER AMM 72-32-00-900-805. OPS TEST GOOD.SDR ASAA2023081144573Bellcrank · excess play#2 ENGINE HAS SHORT TIME FAULT 75-10402, THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. #2 ENGINE VSV "B" ACTUATOR BELL CRANK HAS EXESSIVE PLAY. (L/H SIDE) REPLACED LH VSV BELL CRANK ASSY PER AMM 72-32-00-900-805. OPS TEST GOOD MIG 2C 40-0047291 COMPLETEDSDR ASAA2023072244203Unknown · unknownENG #1 LEAKING FUEL. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023072244215Actuator · leakingFOUND #2 ENGINE LEAKING FUEL AT GATE. 80 DROPS PER MINUTE FROM LEFT VSV DRAIN. GROUNDED - YES. (RESOLVED ON W/O: 1962420 TASKCARD: N/R-00002 ) REMOVED CLAMPS OFF HIGH STAGE VALVE IAW 36-11-06-000-801. REMOVED #2 ENG LEFT HAND VSV ACTUATOR IAW AMM 75-31-01-400-SDR ASAA2023071844114Unknown · unknownWHILE ACCOMPLISHING T/C 78273000 FOUND SHORT TERM FAULT #75-30452 " VBV POSITION DISAGREE" ON ENG 2. GROUNDED - YES. (RESOLVED ON W/O: 1962312 TASKCARD: N/R-00001 ) PERFORMED VBV ACTUATOR TEST ON #2 ENGINE REF FIM 75-32 TASK 803 ACTUATOR TEST PASS NO FAULTS NOSDR ASAA2023071544035Unknown · unknownPER TC 78273000 INTERROGATION OF FMC CDU ENGINE #2 FAULT SHOWS FAULT CODE 75-30452, VBV POSITION SIGNALS DISAGREE ON FLIGHT LEG 3 SHORT TIME FAULT. GROUNDED - YES. (RESOLVED ON W/O: 1961619 TASKCARD: N/R-00001 ) PERFORMED T/C 78273000 NO FAULT DETECTED IN RECESDR ASAA2023071344018Unknown · unknownDURING #2 ENG BITE TEST. FOUND FAULT 75-30452. THS VBV POSITION SIGNALS DISAGREE. SHORT TIME. GROUNDED - YES. PERFORMED FIM 75-32-TASK 803 INITIAL EVALUATION FOUND FAULT TO BE NOT ACTIVE AND INTERMITTENT.SDR ASAA2023071344014Actuator · leakingFUEL DRIP FOUND ON PREFLIGHT ON #2 ENGINE. GROUNDED - YES. REMOVED AND REPLACED #2 ENG RH VSV ACTUATOR UP TO STEP F. (9) REF AMM 75-31-01-400-802-F00. CR 40838 07/16/2023 ASA INSP 96.REMOVED AND REPLACED #2 ENG LH VSV ACTUATOR UP TO STEP F.(9) REF AMM 75-31-01SDR ASAA2023071143994Unknown · unknownDURING TC 78273000 FOUND TWO SHORT TIME FAULTS CODES FOR # 1 ENGINE. CODE 75-20451 " VBV POSITION SIGNALS DISAGREE." AND CODE 75-10451 " VBV POSITION SIGNALS DISAGREE.". GROUNDED - YES. (RESOLVED ON W/O: 1961364 TASKCARD: N/R-00002 ) FOLLOWED FIM 75-32-805 NO.SDR ASAA2023062643773Unknown · unknownDURING TASK CARD 78273000 FOUND #1 ENG SHORT TIME FAULT MSG #75-30451THE VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. PERFORMED T/C 78273000, VERIFIED FAULT MSG 75-30451 IS NOT LOGGED FOR THE LAT 8 FLT LEGS ON #1 ENG. REF FIM TASK 75-32 TASK 803, #1 EEC BITESDR CALA2023062802061Actuator · warning lightABORTED T/O AT 90 KIASFOR ENG 2 COMPRESSOR VANE ECAM. NO OTHER P ROBLEMS NOTED RAN PFR AND CFDS TEST, VERIFIED FAULT CODE PER FAULT FINDER VSV REPLACED VSV ACTUATOR ON ENGINE TWO PER AMM 75-32-41 UP TO STEP VERIFIED ENG 2 REVERSER AND COWLINGS CLOSED AND LATCHSDR ASAA2023062243695Unknown · unknown# 2 ENG FAULT CODE 75-20462, THE HPTACC DEMAND AND POSITION SIGNALS DISAGREE. ECO FAULT. # 2 ENG FAULT CODE 75-30412. THE HPTACC POSITION SIGNALS DISAGREE. ECO FAULT. # 2 ENG FAULT CODE 75-10362. THE HPTACC POSITON SIGNAL IS OUT OF RANGE. ECO FAULT. PERFORMED SDR ASAA2023061243550Actuator · leaking#1 ENG LH VSV ACT LEAKING. GROUNDED - YES. #1 ENG L/H VSV ACTUATOR LEAK CHECK REF ASA T/C 78471001 - CFM56-7 ENG INSTALL. LEAK CHECK GOOD.SDR ASAA2023061243549Actuator · leaking#1 ENG RH VSV ACT LEAKING. GROUNDED - YES. #1 ENG R/H VSV ACTUATOR LEAK CHECK GOOD REF ASA T/C 78471001 - CFM56-7 ENG INSTALLATION.SDR YENA2023060800593Unknown · unknownDURING HEAVY MAINTENANCE: ENG 1 COMPRESSOR VANE; REPAIRS ACCOMPLISHED UNDER STS WO# 003031.REF. LOG PAGE # 3719161, ITEM 1 (THIS AIRCRAFT, AIRFRAME, AIRCRAFT ENGINE, PROPELLER, OR APPLIANCE IDENTIFIED ABOVE WAS REPAIRED AND INSPECTED IN ACCORDANCE WITH WO# W00SDR ASAA2023060643538Actuator · leakingWHILE PERFORMING MAINTENANCE ENGINE RUN ON #2 ENGINE, OBSERVED FUEL LEAKING FROM RIGHT VSV DRAIN (9 DROPS PER MINUTE). GROUNDED - YES. REMOVED/REPLACED #2 ENG R/H VSV ACTUATOR PER B737-900 AMM 75-31-01 OPS & LEAK CK GOOD.SDR CALA2023050501377Actuator · fault messageENG 1 COMP VANE FAULT REF TSM TASK 75-30-00-810-852-A ENG 1 VSV INTERACTION ISSUE. PRIOR HISTORY 4/28 CHS, 2/21 BFM (MASTER ACTUATOR RPL) COMPLEATED TASK75-32-41 UP TO STEPS D3. STEPS J3 TO STEP 5 UPDATED PARTS PFR PICS ADDED. COMPLETED. STEPS D3(A) TO H1 NEESDR ASAA2023042342972Actuator · leakingFOUND #1 ENGINE WITH FUEL LEAKING UNDER ENG COWL. GROUNDED - YES. REMOVED AND REPLACED ENG #1 R/H SIDE VSV ACTUATOR IN REF B737-900 AMM 75-31-01. OPS CHECK AND LEAK CHECKS GOOD.SDR ASAA2023041642906Unknown · unknownDURING ENG #1 START #1 ENGINE CONTROL LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED ENG # 1 EEC BITE TEST IAW B737-800 AMM 73-00 TASK 801. FAULT CODE 75-20431 DISPLAYED. PERFORMED ACTUATOR TEST IAW AMM 71-00-00-700-807 ACTUATOR TEST PASSED, NO FAULT DISPLAYED. SDR ASAA2023041142828Unknown · unknown#1 ENGINE CONTROL LIGHT AFTER START. GROUNDED - YES. PERFORMED EEC BITE PROCEDURE REF B737-800 FIM 73-00 TASK 801. FOUND FAULT CODE 75-10431 VBV DEMAND AND POSITION SIGNALS DISAGREE. PERFORMED FIM 75-32 TASK 801 AND ACTUATOR TEST PER B737-800 AMM 71-00-00 FAULSDR ASAA2023040442794Actuator · leaking#1 ENG. FUEL DRIPPING FROM DRAIN APPROX 4 DROPS PER MIN. GROUNDED - YES. L/H VSV ACTUATOR LEAKING W/IN THRESHOLD LIMITS, UNDER 90 DROPS PER MINUTE, 25 FLIGHT CYCLE DEFERRAL REF B737-900 AMM 71-71-00-200-801. REMOVED AND REPLACED #1 ENG L/H VSV ACTUATOR IAW AMMSDR ASAA2023040442793Actuator · leakingDURING ENGINE RUN, FOUND LEAK COMING FROM R VSV DRAIN ON #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE RIGHT HAND VSV ACTUATOR REF B737-900 AMM 75-31-01.SDR ASAA2023032342591Engine · unknown#1 ENGINE. HPTACC LEAKING, FOUND 34 OF STAGE 3 VSV WITH MISSING BUSHING AND METAL TO METAL CONTACT. REF B737-900 AMM 72-32-00-200-801-F00 STEP (5)(E). (REF LOG PG # 60545547) GROUNDED - YES. REMOVED ENGINE S/N # 963-462 REF ASA W/O #1947346 AND W/O #1947483.SDR ASAA2023032342585Engine · leakingFUEL LEAKING FROM #1 ENG VENTS/DRAINS. GROUNDED - YES. FOUND #1 ENGINE HPTACC VALVE LEAKING. #1 ENGINE REPLACED, TRANSFERRED TO ASA EBU SHOP W/O 1947483.SDR ASAA2023031742418Actuator · leakingWHILE PERFORMING ASA TSR713971, FOUND #2 ENG RH VSV DRAIN LEAKING FUEL AT APPROXIMATELY 12 DROPS PER MINUTE. GROUNDED - YES. REMOVED AND REPLACED #2 ENG R/H VSV IN REF TO B737-900 AMM 75-31-01/401. LEAK CHECK GOOD, OPS CHECK GOOD.SDR ASAA2023031542417Actuator · leaking#2 ENGINE FUEL LEAK. GROUNDED - YES. FUEL LEAK FROM #2 ENGINE L/H VSV APPROX 50 DROPS PER MINUTE. REMOVED AND REPLACED #2 ENG LEFT VSV ACTUATOR REF B737-900 AMM 75-31-01.SDR CALA2023030600638Actuator · noneENG CONTROL L EICAS STATUS LEFT ENGINE ELECTRONIC ENGINE CONTROL (EEC) IS IN A "NO DIS PATCH" CONFIGURATION. EEC MAY BE OPERATING WITH A LIMITED S ET OF ENGINE CONTROL PARAMETERS AND MAY NOT BE CAPABLE OF CONTROLLING ALL ASPECTS OF ENGINE OPERATION. DUE TO IFSSDR ASAA2023021641997Actuator · leaking#2 ENG R/H VSV DRAIN DRIPPING FUEL. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE R/H VSV ACTUATOR IN REF TO B737-900 AMM 75-31-01. LEAK & OPS CHECKED GOOD. REF AMM 75-31-01-400-802.SDR ASAA2023021141942Engine · none#1 ENGINE RIGHT VSV DRAIN IS LEAKING DURING THE HPTACC VALVE INSTALLATION TEST. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE. ITEMS CARRY FORWARD ON ASA SHOP W/O 1942683 N/R 00001.SDR ASAA2023021141941Engine · noneDURING LEAK CHECK FOR RIGHT VSV ACTUATOR REF ASA L/P 60538328. L/H VSV ACTUATOR WAS LEAKING #1 ENG. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE. ITEMS CARRY FORWARD ON ASA SHOP W/O 1942683 N/R 00002.SDR ASAA2023021141940Engine · noneDURING INSTALL OF R/H VSV ACTUATOR #1 ENG, FOUND 3RD STAGE VSV RING BUSHING MISSING. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE. ITEMS CARRY FORWARD ON ASA SHOP W/O 1942683 N/R 00003.SDR ASAA2023020641884Actuator · leakingON PDC WALKAROUND, FOUND #2 ENGINE FUEL LEAK BELOW FAN COWL. FOUND #2 ENGINE R VSV LEAKING 60 DROPS A MINUTE. GROUNDED - YES. REMOVED AND REPLACED RIGHT VSV ACTUATOR REF B737-800 AMM 75-31-01.SDR ASAA2023012141644Actuator · leakingDURING DRY MOTOR LEAK CHECK OF # 2 ENGINE AFT SUMP CHIP DETECTOR. FOUND LEFT VSV ACTUATOR LEAKING FROM DRAIN MAST. (REF ASA DEFECT 60250576, ASA W/O 1938860, ASA TASK CARD N/R-00001). GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE LEFT VSV ACTUATOR IAW B737-90SDR ASAA2023012141649Actuator · leakingREPORTED FUEL LEAK ON NUMBER 2 ENGINE. GROUNDED - YES. REPLACED #2 ENGINE, L/H VSV ACTUATOR REF B737-900 MM 75-31-01.SDR ASAA2023012141598Actuator · leakingREF. DEFECT # 60250576. W/O 1938860. TASK CARD N/R-00001. DURING DAY MOTOR LEAK CHECK OF #2 ENGINE AFT SUMP CHIP DETECTOR FOUND RIGHT VSV ACTUATOR LEAKING PAST SERVICEABLE LIMITS. GROUNDED - YES. ISOLATED FUEL LEAK COMING FROM DRAIN PORT ON ACTUATOR REF B737-9SDR ASAA2022112640969Actuator · leaking#2 ENG R/H VSV DRAIN FOUND LEAKING DURING IDLE LEAK CHECK APPROX 2 DROPS A MINUTE. GROUNDED - YES. REMOVED #2 ENGINE R/H VSV ACTUATOR PER B737-900 AMM REF 75-31-01/401. LEAK & OPS CHECKED GOOD. ORIGINAL SUBMISSION DATE: 11/30/2022SDR ASAA2022112540944Actuator · leakingENGINE #1 RIGHT HAND VSV LEAKING 6 DROPS PER MINUTE. GROUNDED - YES. REMOVED #1 ENGINE RIGHT HAND VSV ACTUATOR AND INSTALLED #1 ENGINE RIGHT HAND VSV ACTATOR UP TO STEP F(5)(C) REF AMM 75-31-01 ASA 41958. COMPLETED INSTALLATION OF THE RIGHT VSV ACTUATOR PER AMSDR HALA2022112100295Control Unit · usedETOPS-ENG 1 CTL SYS FAULT. EEC 1 SHOWED 'VSV SYSTEM/VSV CONTROL UNIT (E1-4081KS) CLASS 1. REMOVED AND REPLACED #1 ENG VSV CONTROL UNIT PER AMM 75-33-51. OPS AND LEAK CHK OK. CONTROL, VARIAB OFF 43-7533-9-0001 09257 ON 43-7533-9-0001 15019SDR ASAA2022111940865Actuator · leakingDURING PDC FOUND #2 ENGINE FUEL LEAK. GROUNDED - YES. PERFORMED FUEL LEAK TEST REF B737-900 AMM 75-31-01. OBSERVED IT HAS 60 DRIPS PER MIN AT START LH VSV. PERFORMED ENGINE RUN FOR 5 MINS REF AMM 71-00-00. OBSERVED NO LEAKS NOTED ON LH VSV OR ANY DRAIN LEAK. CSDR ASAA2022111140757Actuator · leaking#2 ENGINE L & R VSV LEAKING FUEL. GROUNDED - YES. REMOVED AND REPLACED #2 ENG LH & RH VSV ACTUATOR REF B737-900 AMM 75-31-01. LEAK & OPS CHECKED GOOD.SDR ASAA2022111140752Actuator · leaking#2 FUEL LEAK ENGINE GROUNDED - YES. ON DEFERRAL.SDR ASAA2022110343700Gasket · loose#2 ENG S/N 862674 DURING VBV RING GUIDE INSPECTION, ALL 4 PADS FOUND LOOSE. GROUNDED - YES. ON DEFERRAL. REMOVED THE LOOSE VBV RING GUIDE PADS FROM THE #2 ENG. PADS REQ REPLACEMENT AT NEXT ENGINE SHOP VISIT, REF AMM 75-32-00-200-801-F00. MX DEFERRED, C/N 0302SDR ASAA2022103140567Pad · missingREF ASA TASK CARD 78273000 FOUND #2 ENGINE SHORT TIME FAULT CODE 75-20452 AND CODE 75-10452 (REF ASA LP 60387878). GROUNDED - YES. PERFORMED GVI IAW B737-900 AMM 75-32-02 & 75-32-03. FINDINGS WERE ALL VBV RING GUIDE PADS WERE MISSING. NO OTHER DEFECTS NOTED.SDR ASAA2022103040566Pad · debondedDURING ASA T/C 78273000, FOUND ENG #2 FAULT CODE 75-30452 THE VBV POSITION SIGNALS DISAGREE SHORT TIME FAULT. GROUNDED - YES. REF B737-900 FIM 75-32 TASK 803, NO FAULTS FOUND DURING INITIAL EVALUATION. DURING INSPECTION OF THE #2 ENG VBV RING GUIDE PADS, ALL 4SDR ASAA2022102440493Actuator · leaking#1 ENGINE R/H VSV ACTUATOR FOUND TO HAVE FUEL LEAK AFTER SHUT DOWN APPROX 5 DPM. GROUNDED - YES. REMOVED AND REPLACED REF B737-800 75-31-01/401. PERFORMED ACTUATOR LEAK TEST AMM TASK 75-31-01-790-801. OPERATIONAL TEST IS GOOD. NO LEAKS NOTED. TEST 12 AND TEST
Back to JASC 7530