JASC 7532
Service difficulty reports · 1,773
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.
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
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 ASAA2020072432939Bleed Valve · stickingDURING INSPECTION PER TASK CARD NG-36EO-22817-1 AND NG-36EO-22817-2, FOUND THE NR 1 ENGINE 5TH STAGE VALVE FLAPPER STICKING. INSPECTION PASSED ON THE NR 2 ENGINE VALVE, GROUNDED - YES. REMOVED AND REPLACED THE NR 1 ENGINE 5TH STAGE CHECK VALVE IAW AMM 36-11SDR ASAA2020072742937Bleed Valve · failedNR 2 ENG BLEED AIR CHECK VALVE FAILED INSPECTION REF TC NG-36EO-22817-2. GROUNDED - YES. REMOVED THE NR 2 ENG BLEED AIR CHECK VALVE IAW AMM 36-11-02-000-401. INSTALLED NR 2 ENG BLEED AIR CHECK VALVE, OPS CK GOOD NO LEAKS NOTED IAW AMM 36-11-02-000-801. REINSTSDR ASAA2020072432936Bleed Valve · failedNR 1 ENGINE 5TH STAGE CHECK VALVE FAILED INSPECTION IAW T/C NG-36EO-22817-1. GROUNDED - YES. REMOVED THE NR 1 ENG BLEED AIR CHECK VALVE IAW AMM 36-11-02-00 AND INSTALLED NEW 5TH STAGE BLEED AIR CHECK VALVE IAW AMM 36-11-02-400-801. REINSTALLED NR 1 ENG BLEESDR HALA2020072400157Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - #2 ENG BLEED VALVE NOT CLOSED. // REMOVED AND REPLACED #2 ENG PRV PER AMM 36-11-52-400-804-A UP TO STEP 4B. OPS AND LEAK CHECK PENDING. OPS AND LEAK
CHECK GOOD NO DEFECTS NOTED.SDR HALA2020072400156Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - AIR ENG 2 BLEED NOT CLOSED ON ECAM DURING ENGINE RUN. RESET NO HELP. // PHYSICALLY MOVED THE PRV BLEED VALVE AND SUSPECT THE SHAFT IN
PRV IS SHEARED. NEED NEW PRV. REPLACED #2 ENG PRV PER AMM 36-11-52-400-804-A. OPS AND LEAK CHESDR HALA2020072200153Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - ENG 1 BLEED VALVE NOT CLOSED. REMOVED ENG NR 1 PRV PER AMM 3611-52-000-804-A.REPLACED ENG #1 PRV
PER AMM 36-11-52-400-804-A UP TO 4B.E#2052488 LEAK CHECK PENDING. OPERATION AND LEAK CHECK GOOD PER AMM 36-11-52 OK FOR SERVICE.SDR ASAA2020071832913Bleed Valve · failedPER TASK CARD N8010004 SUBTASK 10-11-07-839-003 FOUND #2 ENG 5TH STAGE BLEED AIR VALVE FAILED INSPECTION. GROUNDED - YES. REMOVED AND REPLACED ENG #2 BLEED AIR CHECK VALVE (5TH STAGE) PER B737-800 AMM 36-11-02. OPERATIONAL CHECK NORMAL.SDR ASAA2020071832912Bleed Valve · failedPER TASK CARD N8010004 SUBTASK 10-11-07-839-003 FOUND #1 ENG 5TH STAGE BLEED AIR VALVE FAILED INSPECTION. GROUNDED - YES. REMOVED AND REPLACED ENG#1 BLEED AIR CHECK VALVE (5TH STAGE) PER B737-800 AMM 36-11-02. OPERATIONAL CHECK NORMAL.SDR ASAA2020071632915Bleed Valve · stuckDURING DESCENT THROUGH 350, #1 ENGINE FAIL, EGT SPIKE, SHUTDOWN. SUCCESSFUL XBLEED RESTART, VIBRATION WHEN THRUST ADDED FOR APPROACH. GROUNDED - YES. PER TSR 705027, ACCOMPLISHED #1 ENGINE 5TH STAGE CHECK VALVE INSPECTION PER B737-800 AMM 36-11-02/601. FOUND SDR HALA2020071000142Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM, NR 1 ENG BLEED VALVE NOT CLOSED. VISUALLY CONFIRMED NR 1 PRV OPENING UNCOMMANDED WITH ENGINE OFF. VALVE BAD. REMOVED AND REPLACED THE NR 1 ENG PRV IAW AMM 36-11-52. OPS CHECKED OK, LEAK CHECKED OK.SDR UIEA2020100851400Bleed Valve · malfunctionedLEFT ENGINE FOUND FUEL LEAK DRAIN MAST FROM PORT "FUEL DIRECT", 8 DROPS PER MINUTE FOUND IN LIMITS, IAW AMM TASK 71-71-00-796-067-H00 TABLE 601. FUEL DRIP FROM DIRECT FUEL ON DRAIN MUST WITHIN LIMITS, PER AMM 71-71-00 TABLE 601. TRANSFER TO NON-MEL NR 130228SDR GTIA2020062235209Actuator · malfunctionedENG 1 COMPRESSOR VANE ECAM, ACCOMPLISHED FAULT ISOLATION FOR CLM B25TK IAW TSM 75-30-00-810-849 & 847A. REMOVED & REPLACED NR 1 ENG 2.5 BLEED MASTER ACTUATOR (4021KS) IAW AMM 75-31-42 PB401. COMPLIED WITH AMM SUBTASK 72-32-50-210-051-A WITH FLEXIBLE BORESCOPSDR RU3A2020060127023Bleed Valve · failedLEFT BLEED AIR FAIL LIGHT ILLUMINATED IN FLIGHT, 25 MIN INTO FLIGHT. MAINTENANCE REPLACED LEFT BLEED AIR VALVE.SDR ASAA2020052632750Actuator · faultyDURING COMPLETION OF T/C 782073000 FOUND SHORT TERM MESSAGE 73-30452 THE VBV POSITION SIGNALS DISAGREE, ON LEGS 2, 3, AND 9, NR 2 ENG S/N 862900. GROUNDED - YES. REMOVED AND REPLACED RT VBV ON ENG 2 IN IAW AMM 75-32-02-00-802-F00 OPS AND LEAK CK GOOD.SDR UIEA2020052901158Unknown · malfunctionedRIGHT ENG BLEED VALVE AFTER SHUTDOWN NOT CLOSING, INTERMITTENTLY. OPERATED RT ENG 3 TIMES, VALVE CLOSES OFF LIGHT ILLUMINATES PROPERLY, NO FAULTS FOUND IAW AMM 71-00-00.SDR ASAA2020051632737Valve · leakingNR 1 ENGINE HAS A DRAIN LEAKING FUEL. FOUND HPTACC VALVE DRAIN AT 4 DROPS PER MINUTE. ALLOWABLE LIMITS LESS THAN 90 DPM. GROUNDED - YES. REMOVED AND REPLACED THE NR 1 ENG HPTACC VALVE IAW AMM 75-21-01-000-801-F00, & AMM 75-21-01-400-801-F00. LEAK CHECKED C/SDR ASAA2020050132693Actuator · faultyFOUND SHORT TIME FAULT ON #1 ENG. MSG #75-30451 THE VBV POSITION SIGNALS DISAGREE. DEFERRED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED LEFT VBV ACTUATOR ON #1 ENGINE. IAW B737-900 AMM 75-32-02-400-801-F00. IDLE POWER LEAK CHECK, TASK 71-00-00-700-8SDR HALA2020041800091Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - ECAM "ENG 2 BLEED NOT CLOSED". // REMOVED AND INSTALLED #2 ENG PRV PER AMM 36-11-52-400-804-A.
OPS CHECK LEAK CHECK GOOD PER AMM 36-11-52.SDR HALA2020041800090Bleed Valve · malfunctionedETOPS SIGNIFICANT SYSTEM - ECAM "ENG 1 BLEED NOT CLOSED". // REMOVED NUMBER 1 ENG PRV PER AMM 36-11-57.
INSTALLED NUMBER 1 ENGINE PRV PER AMM 36-11-52, OPS CHECK LEAK CHECK GOOD.SDR ASAA2020052632504Bleed Valve · leakingLEAK CK, FOUND NR 1 ENGINE LEAKING FUEL FROM DRAIN. GROUNDED - YES. REMOVED AND REPLACED TRANSIENT BLEED VALVE IAW AMM 75-23-01/401. PERFORMED ACTUATOR TEST IAW AMM 71-00-00-700-807-F00. TEST PASSED, NO ACTUATOR TEST FAULTS. PERFORMED IDLE POWER LEAK CHECKSDR ASAA2020032032480Bleed Valve · failedENGINE 1 HP VALVE FAULT GROUNDED - YES. PFR FAULTS #1 HP BLEED VALVE(4000H1A), CREW RAN #1 ENGINE, HP VALVE OPS NORMAL. REF AMM 36-11-51-400-803A. 35534. 3/17/2020REF ITEM 2 FOR REPAIR. RAN #1 ENGINE. NO FAULTS. EBAS BITE CK GOOD. REF AMM 36-11-00-740-804.R/SDR ASAA2020040632434Actuator · leakingWHILE ACCOMPLISHING T/C 7872022 FOUND #1 ENG RT VSV ACT DRAIN, FUEL LEAKING. GROUNDED - YES. REMOVED & REPLACED #1 ENG RT VSV ACTUATOR, ACCOMPLISHED LEAK CK & ACTUATOR TEST 12- NO LEAKS ALL TEST CKD GOOD REF B737-900 AMM 75-31-01 &71-00-00.SDR AALA202003139003Bleed Valve · failedAIRCRAFT GROUNDED - RIGHT ENGINE HAS SLOW ACCELERATION IN FORWARD THRUST. WITH BOTH THRUST LEVERS EQUAL IN POSITION, N1 40 PERCENT, TAKE-OFF/GO-AROUND SELECTED FOR TAKEOFF POWER, RIGHT ENGINE LAGGED LEFT ENGINE BY ABOUT 8 PERCENT INITIALLY, UNEQUAL THRUST. AT SDR AALA202003129009Actuator · failedAIRCRAFT WAS GROUNDED: ON TAKEOFF ROLL ABOVE 80KTS ENG 1 COMPRESSOR VANE ECAM MSG. WENT OUT WITH NORMAL INDICATIONS. STATUS NORMAL WITH NO OTHER ABNORMAL INDICATIONS. TROUBLE SHOT IAW FIM 75-30-00 VSV ACTUATOR FAIL, REMOVED AND REPLACED VAV ACTUATOR IAW W.W 7SDR IPXA2020030352734Solenoid · malfunctionedINSPECTION TYPE:NA**DIVERSION - AC TAKEN OOS** DURING CLIMB RIGHT ENGINE STARTED SURGING. EGT APPROACHING AMBER LIMIT RAPIDLY ALL OTHER ENGINE GAUGES ALSO SURGING. AT 280KTS CLIMBING THROUGH FL 270 AT CLB 2 POWER SET, EGT SURGING FROM 610 TO 740 FUEL FLOW INCRSDR ASAA2020030232338Actuator · leakingON WALKAROUND NOTICED FUEL DRIPPING FROM #1 ENG COWL. GROUNDED - YES. OPENED #1 ENG FAN COWL. RAN #1 ENG FOR FIVE MINUTES. NOTICED LEFT VSV DRAIN LEAKING AT 3 DROPS/MIN AND HPTCCV AT 4 DROPS/MIN REF B737-800 AMM 71-71-00-200-801 F00. REMOVED LEFT VSV ACTR AND SDR AALA2020021759008Bleed Valve · defectiveAIRCRAFT WAS GROUNDED: REPEAT PRESSURIZATION WRITE-UP LARGE FLUXUATIONS IN CABIN VERTICAL SPEED DURING DECENT (-1300 TO +300) SYSTEM 1. REPLACED # 2 ENGINE BLEED PRESSURE REGULATING VALVE PER AMM 36-11-52.SDR HNAA2020021400062Clamp · looseMDIS 604 36-21 2292503 13FEB20 ALB CLOSE
WHILE RUNNING ENGINES FOR BLEED OVERTEMP DISCREPANCY
BLEED 1 LEAK MSG ON EICAS
FACT 13FEB20 18:33 ALB
TIGHTEN CLAMPS ON ENGINE BLEED VALVE IAW EMB 145 AMM
36-11-01.SDR ASAA2020021132160Bleed Valve · bindingENGINE #1 DURING ENGINE START, ENGINE REACHED N2 44% - N1 11%, THEN N1 AND N2 ROLLED BACK WITH EGT DROP JUST PRIOR TO STARTER CUTOUT. EGT BOX WAS FLASHING WHITE DURING EVENT. GROUNDED - YES. PERFORMED B737-900 FIM 80-05 TASK 801, NO EXCEEDANCES OF EGT. PERFORMSDR ASAA2020021203155Bleed Valve · faultyAIR CONDITIONING DUCT PRESSURE SPLIT GREATER THAN 20 PSI. CLIMB LEFT DUCT WAS 15 RIGHT DUCT WAS 45, CRUISE LEFT DUCT WAS 21 RIGHT DUCT WAS 45 . PRESSURIZATION WAS NORMAL . GROUNDED - YES. PERFORMED DUCT PRESSURE LOW ENGINE BLEED SOURCE B737-900 FIM TASK 36-10 SDR ASAA2020020542084Regulator · failedWITH BOTH ENGINES RUNNING, POWER AT IDLE, BOTH PACKS IN AUTO, LEFT DUCT PRESSURE READS 10 PSI. ENGINE ANTI ICE OFF AS WELL. GROUNDED - YES. PERFORMED DUCT PRESSURE LOW FAULT ISOLATION REF B737-900 FIM 36-10 TASK 804. REMOVED AND REPLACED BLEED AIR REGULATOR RESDR IPXA2020010650681Bleed Valve · failedAIR TURNBACK DUE TO FAILURE OF THE RIGHT ENGINE BLEED VALVE. SHORLTY AFTER LEVELING FL 300. NR 2 BLEED VALVE FAULT ECAM DISPLAYED, WITH LOSS OF CABIN PRESSURIZATION, ENGINE & WING ANTI ICE HAS BEEN ON SINCE 14,000 FT DURING CLIMB AND REMAINED ON. PRESSURESDR HNAA2020010600011Bleed Valve · failedPDIS 626 36-11 2132151 03JAN20 ORF CLOSE
BLEED 2 VLV FAIL EICAS MSG, WING A/ICE FAIL, AND ICE
COND A/ICE INOP. ALL MSGS CLEARED OUT OF ICING. BLE
ED 2 CLOSED REMAINED ON EICAS.
FACT 03JAN20 19:47 ORF
R+R #2 ENGINSDR AALA201912319001Regulator · failedAIRCRAFT WAS GROUNDED: PILOT REPORTS WHILE DESCENDING THROUGH 36K. CABIN ALTITUDE WARNING. CABIN ALT REMAINED BELOW MASK DEPLOYMENT THRESHOLD. QRC/QRH PROCEDURES. MAINTENANCE TROUBLESHOT IAW AMM 36-11-00, INDICATED BLEED AIR REG. REPLACED BLEED AIR REGULATOR SDR U5QA2019123070094Bleed Valve · inoperativeON DEPARTURE AT APPROX. 600 FEET AGL EXPERIENCED MULTIPLE COMPRESSOR STALLS. REDUCED THROTTLE FROM CLIMB POWER TO APPROX. 80% WHEN THE COMPRESSOR STALLS OCCURRED. CONFIRMED IT WAS RH ENGINE AFTER SEEING N1 ROLLING BACK. BROUGHT POWER TO IDLE AND RETURNED FOR SDR ASAA2019122483698Actuator · faultedWHILE PERFORMING TC 78273000 FOUND NR 2 ENG SHORT TIME FAULT MSG NBR 75-20452 FOR VBV POSITION SIGNALS DISAGREE. GROUNDED - YES. IAW FIM 75-32 TASK 803 NR 2 ENG BITE HAS FAULTS 75-10452 AND 75-20452 VBV POS SIGNALS DISAGREE. THERE ARE MORE B CHANNEL HITS. SDR CALA2019121302196Regulator · inoperativeHAD ZERO DUCT PRESSURE LEFT SIDE CLIMBING OUT ACARS MSG LEFT PACK OFF WORKS ON APU BLEED AIR. ENG RUNNING NORMAL, LOSS LEFT PACK, AND LEFT PRESSURE WAS AT 0. FLIGHT CREW DEBRIEF. SAME WAS BEFORE. PERFORM HEALTH CHECK PER MM36-11-00-700-801 ON #1 ENGINE. REPLACSDR AALA2019112759023Bleed Valve · unreliableAIRCRAFT WAS GROUNDED: PILOT REPORTS WITH ICING CONDITIONS AND APPARENT WEAK BLD ON #1 WE DIVERTED TO CLT AFTER DECLARING EMERGENCY PRIOR TO DESCENT. MAINTENANCE REMOVED AND REPLACED #1 ENG PRSOV IAW AMM 36-11-01 & NAPR SHUTOFF VALVE IAW AMM 36-11-03. ALL OPS SDR ASAA2019112331434Bleed Valve · leakingDURING AFTER TAKEOFF CHECK NOTED DUCT SPLIT 17L/40R AT 18,000 20L/40R AT 35,000 21L/38R #2 EGT 40-90' HIGHER THAN #1 DEPENDING ON PHASE OF FLIGHT #2 OIL PRESS 5-10 PSI HIGHER THAN #1, #2 FUEL FLOW HIGHER THAN #1. GROUNDED - YES. REMOVED AND REPLACED SENSE LINESDR SOKF20191104006Actuator · damagedDURING TO (20NTS) FROM LIM TO BOG, THE TO WAS REJECTED DUE TO ECAM WARNING MSG ENG 2 COMPRESSOR VANE, BRAKE TEMP 140 DEGREES AFTER REJECTED TAKEOFF AT LIM STA DUE TO TSM 75-30-00-810-844-A REMOVED AND REPLACED ACTUATOR-VSV (4022KS) IAW AMM 75-32-41-000-010 ANDSDR DALA2019110406396Actuator · faultyON DESCENT THROUGH ABOUT 18000 FEET RECEIVED R ENG OPER DEGRADED , L ENG OPER DEGRADED, L ENGINE FAULT, R ENG FAULT, CLEARED WHEN ENGINES WERE SHUT DOWN. PERFORMED POST FLIGHT SUMARY FOUND RT ENG OPER DEGRADED 7532F0016 BOTH CH A-B, 2.5 BLEED ACTUATOR AT FAULTSDR SIMA201910310003Bleed Valve · failedPACK VALVE AND BLD VALVE CLOSED INFLIGHT ON #2. PACK 2 VALVE C/B POPPED.-C/A-REMOVED AND REPLACED #2 PACK VALVE IAW AMM 21-51-01. OPERATIONAL CHECK GOOD. #2 BLD VALVE OPS CHECK GOOD IAW AMM 36-11-05.SDR AALA201910299004Actuator · faultyAIRCRAFT WAS GROUNDED: FLIGHT AIR RETURNED TO CLT ON ACCOUNT OF ENGINE OVERHEAT INDICATION. EMERGENCY DECLARED. MAINTENANCE REMOVED AND REPLACED LPC MASTER BLEED ACTUATOR IAW CARD 26T40075006 AND HIGH POWER RUN IAW JOB CARD 26L000710174.SDR ASAA2019102843130Bleed Valve · leakingDURING #2 ENG WALK AROUND WHILE ACCOMPLISHING A-CK FOUND LARGE PUDDLE OF FUEL UNDER ENGINE. GROUNDED - YES. REMOVED AND REPLACED TBV REF B737-800 AMM 75-23-01. COMPLETED TEST 3A REF AMM 71-00-00-800-811-F00 NO LKS NOTED.SDR RAIA2019102200001Bleed Valve · failedBLEED VALVE 2 FAIL--- R&R E2 BLEED VALVE OPS CHECK GOODSDR HNAA2019102200314Bleed Valve · leakingPDIS 906 36-11 1898991 20OCT19 ALB CLOSE
BLD 1 LEAK INDICATED IN FLT
FACT 20OCT19 11:18 ALB
FOUND BLEED LEAK AT LH ENGINE BLEED VALVE CLEANED MA
TING FLANGES RETORQUED BAND CLAMPS IAW EMB 145 AMM 3
6-1SDR MASA2019101512091Bleed Valve · dirtyENG FUMES IN COCKPIT DURING TAKEOFF. CLEANED OIL OFF OF NA PRSOVSDR AALA201909259005Bleed Valve · failedAIRCRAFT WAS GROUNDED: FLIGHT AIR RETURNED TO CLT ON ACCOUNT OF RIGHT HAND ENGINE BLEED AIR PROBLEM. AFTER T/O #2 IP BLEED VALVE STAYED CLOSE WHICH RESULTED IN A SINGLE PACK OPERATION. EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED HP VALVE ON #2 ENGSDR ASAA2019091530705Actuator · leaking#2 ENGINE HAS RECENT HISTORY OF FUEL LEAK AT ENGINE START. DUE TO TIME ON VSV ACTUATOR TECH SERVICES REQUESTS REPLACEMENT. GROUNDED - YES. NO ENGINE VENTS AND DRAINS INSPECTION PERFORMED. PERFORMED LEAKS AND DRAINS INSPECTION, FOUND LEFT VBV ON #2 ENG TO BE LESDR HNAA2019090900261Bleed Valve · malfunctionedPDIS 639 36-21 2095731 05SEP19 RIC CLOSE #1 BLEED VLV EICAS MSG ON TAKEOFF FACT 05SEP19 04:36 RIC REMOVED AND REPLACED #1 ENG BLEED VALVE IN REF TO AMM 36-11-05-000/400-801A. OPS CHECK #1 BLEED SYSTEM O IN REF TO AMM 36-00-00-700-803A OPS CHECK GOO
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