JASC 7320
Service difficulty reports · 4,392
Reports filed under 7320 · Fuel Controlling System, 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 = '7320' 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 = '7320' 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 ASAA2021120136781Harness · damagedWHILE PERFORMING TASK CARD N842000 FOUND HARNESS MW311 HARNESS DAMAGED. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE MW311 HARNESS REF B737-800 AMM 73-21-06-00/400-802. ALL C/B'S HAVE BEEN CLOSED. ALL OPS TEST STILL NEED TO BE COMPLIED WITH. INSTALLED 3 O'CLSDR ASAA2021112836745Eec · faultedREFERENCE TASK CARD 78273000: #2 ENGINE EEC CHANNEL A DOES NOT RESPOND TO BITE. GROUNDED - YES. #2 ENGINE EEC CHANNEL B SHOWS SHORT TERM FAULT 73-21282 "EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE", WHICH PER B737-800 FIM 73-27 TASK 805 IS A FAULTSDR ASAA2021112836726Unknown · unknownMAINT LIGHT CAME ON AFTER LANDING IN HNL. GROUNDED - YES. INTERROGATE FAULTS FMC HAVE TANK CODE 34-60191 WICH ACTIVE FAULT. ACCOMPLISHED FMC RESET PER B737-9 IFIM 34-61-00-810-838 & SPECIAL ACTION RESET PER IFIM 31-98-00-810-804. LATCHED MEEAGEN FDE RESET. NORSDR FDEA202111272938None · none**EMERGENCY DECLARED** CRUISING AT FL360 IN VMC CONDITIONS, THE LEFT ENGINE SUDDENLY FLAMED OUT. NO OTHER INDICATIONS OF PROBLEMS. AFTER BLOCK IN, THE FOLLOWING STATUS MESSAGES WERE DISPLAYED: L ENG LOW N1 L ENG OIL PRESS L ENG SEC CONT L FCU FAILSAFSDR NACA2021112500002None · noneLEFT EEC EICAS CAME ON IN FLIGHT. REMOVED AND REPLACED EEC MAINTENANCE MONITOR UNIT AND PERFORMED EEC MAINTENANCE MONITOR BITE PER IAW AMM 77-35-01 AND FIM 71-01 FAULT TREE 804. AC REMAINS ETOPS 180, NO FAULTS NOTED. PART INFO TO FOLLOW.SDR ASAA2021112536744Sensor · faultyENGINE #1 ENGINE CONTROL LIGHT ON. GROUNDED - YES. CONSULTED WITH TECH SERVICES ENG #1 FAULT CODE 73-30811 REQUIRES T12 SENSOR REINSTALLATION REPLACEMENT. AS A PRECAUTION PERFORMED B737-800 FIM 73-26 TASK 804: DISCONNECTED, CLEANED, AND RECONNECTED EEC J7 & J8SDR ASAA2021112236739None · noneREF T/C 05-020-01 FOUND ENG 1 EEC C1 SHORT TIME FAULT. GROUNDED - YES. REF T/C 05-020-01 #1 ENG EEC C1 SHORT TIME FAULT NO LONGER SHOWS. NO EXISTING FAULTS FOUND.SDR NACA2021112100001None · noneON CLIMB OUT OF KMIA EICAS MESSAGE L ENG EEC AND ASSOCIATED L ELEC ENGINE CONTROL SWITCH INOP LIGHT ILLUMINATED. WE RAN THE L ENG EEC CHECKLIST IN THE QRH. DEFERRED LH ELECTRONIC ENGINE CONTROL IAW MEL 73-21-01-01B CAT C 11/21/21 @ 1350ZSDR ASAA2021112036689Eec · failedWHEN STARTING THE #1 ENGINE THE ENGINE 1 START SWITCH DID NOT STAY IN GND POSITION & ENGINE CONTROL AMBER LIGHT ILLUMINATED. THE 3 AMBER BOXES FOR ENGINE 1 ON THE ENGINE START VALVE/LOW OIL PRESS INDICATIONS FLASHED 3 TIMES BEFORE EXTINGUISHING. GROUNDED - YESSDR ASAA2021111736680Engine · faulty#1 ENGINE TREND DATA SHOWS A SHIFT IN DEGT, HDM, DELTA FUEL FLOW, DELTA CORE SPEED AND VSV POSITION DIVERGENCE WITH EXCESSIVE VSV SCATTER. (#PRI1/ETOPS)SEA ONLY. GROUNDED - YES. REMOVED BORESCOPE PLUGS 2 THROUGH 9, BORO PLUG 13,15 AND 17. REMOVED DRIVE PAD COVSDR NACA2021111600001None · noneMI ON PUSHBACK @ KMIA DUE TO EICAS L ENG EEC 1110Z. PERFORMED TS IAW FIM TASK 73-21 FAULT TREE 817. ENG RUNUP IAW AMM 71-00-00/501. NO DISCREPANCIES NOTED.SDR AALA202111173395Eec · unserviceableAIRCRAFT WAS GROUNDED: ENGINE #1 OIL PRESSURE LOW 5 MINUTES AFTER TAKE OFF. OIL PRESSURE INTERMITTENTLY WENT TO 30 PSI AND THEN BACK IN GREEN. ENGINE #1 EPR ERRATIC AS WELL. 8 MINUTES INTO FLIGHT OIL STABILIZED AT 250 PSI. MAINTENANCE REPLACED ENGINE #1 OIL PRSDR QR9R20211116003Fuel Control · splitVARTOMS FLUCTUATIONS OF +/- 3 FLI DIFFERENCE BETWEEN #1 AND #2 WITH VARNR KICKING OFF. COULDN'T MANUALLY TO MATCH ,BUT ONCE VARNR RESET IT WOULD KICK OFF AGAIN WITH SPLIT IN FLI. IT HAPPENED 3 TIMES IN A ROW AND EITHER FLI NEEDLE WOULD GO HIGH (NOT JUST #1 OR SDR NACA2021111000001None · noneDISCREPANCY: EICAS MESSAGE L ENG EEC. CORRECTIVE ACTION: DEFERRED AS PER MEL 73-21-01-01B CAT C ON 11/10/2021 TIME 0614Z AIRCRAFT RELEASED NON-ETOPS, PLACARD TURNED.SDR ASAA2021110836570Hmu · faultyTOP OF DESCENT N1'S MATCHED AS THROTTLES RETARDED THROUGH 60% THEN #1 N1 LAGGED BY UPTO 12% AND TOOK ADDITIONAL 20 SECONDS TO REACH IDLE #2 ENG. GROUNDED - YES. VERIFIED FADEC3 SOFTWARE PER B737-900 IPC 73-21-60-01A. FOUND FMV DATA TO BE UNUSUAL DEMAND AND POSSDR CVGA20211104001Fuel Control · failedLEFT ENGINE FAILED IN FLIGHT DURING CRUISE. CREW NOTIFIED ATC AND RAN APPROPRIATE QRH. AS THEY HAD JUST PASSED BWI, CREW DECIDED TO DIVERT TO BWI AS WEATHER WAS VFR AND LANDED SAFELY.SDR ASAA2021103036463Switch · inoperativeFOLLOW UP TO #2 ENGINE VALVE REMAINING BRIGHT AND CAUSING DELAYS. (#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1890163 TASKCARD: N/R-00001 ) REMOVED AND REPLACED #2 ENGINE HPSOV SWITCH. REF B737-800 AMM 73-21-09-400-801-F00. OPS CHECKS GOOD REF AMM 71-00-0SDR QR9R20211029006Fcu · fluctuatesUPON TAXI FOR DEPARTURE THE VARTOMS SYSTEM WAS NOT HOLDING FLI AND THE TWO NEEDLES KEPT FLIP FLOPPING WITH A SPLIT LARGE ENOUGH TO SWITCH THE SYSTEM TO MAN MODE AND THEN IT WOULD GO BACK TO NORM MODE. TRYING TO MANUALLY SET FLI DID NOT FIX ISSUE. T/F - NUMBER SDR ASAA2021102536466Hmu · failedDURING ENGINE #1 START FO NOTED SLIGHT DELAY FOR ENGINE EGT TO STABILIZE BUT OTHERWISE NORMAL AND WITHIN LIMITS. ACCELERATION SLOW ON 1ST APPLICATION OF POWER DURING TAXI BUT NORMAL. 2ND APPLICATION OF POWER PRODUCED NO N1 ACCELERATION. WITHIN 1 MINUTE MASTER SDR DALA2021102606632Hmu · faultedSHIP 3409 FIREBALL REPORTED BRIEFLY ON ENG 1 START. CORRECTIVE ACTION: REPLACED HMU 4000KC. (7989458)SDR SWAA2021101931336None · failedAT APPROXIMATELY 12;000 FEET ON ARRIAL INTO APPROACH; WE NOTICED AN ENG FAIL ON THE #1 EGT INDICATOR. IT APPEARED MOMENTARILY AND THEN CLEARED. SECONDS LATER; THE SAME ENG FAIL ANNUCIATION OCCURED. #1 EGT INDICATION WAS ERRATIC. THRUST LEVER CHANGES MADE NO CHSDR ASAA2021101336330Sensor · faultyFOUND FAULT CODE 75-20801 ON #1 ENG T25 SIGNALS DISAGREE SHORT TIME FAULT DEFERRED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE PT25 SENSOR IAW B737-800 AMM 73-21-02-000-801-F00 AND AMM 73-21-02-400-801-F00, ETOPS GROUND VERIFICATION GOOD.SDR ASAA2021101136290Eec · faultyWHILE PERFORMING T/C 78273000,FOUND ENGINE #1 FAULT CODE SHORT TIME 75-30451 "THE VBV POSITION SIGNALS DISAGREE ". DEFERRED PER T/C 75273000. GROUNDED - YES. PERFORMED B737-900 FIM 75-32 TASK 803. THERE IS A SINGLE CHANNEL FAULT 75-10451 LEG 2 AND 10 AND SINGLSDR ASAA2021101136260Eec · faulty#2 ENGINE FMC CDU SHOWS FAULT CODE 73-21272. ALT. VOLTAGE TO EEC OUT OF RANGE. GROUNDED - YES. REMOVED AND REPLACED STATOR ALTERNATOR HOUSING REF: B737-800 AMM 73-21-08. PERFORMED ENGINE RUN EEC BITE CHECK, NO FAULTS FOUND. REF: AMM 71-00-00.SDR ASAA2021100936234Harness · damagedWHILE REPLACING RH ENG HPTACC, FOUND CHAFING ON RH ENG HARNESS MW0311 OUTER SHEATH. DAMAGE PENETRATED THROUGH SHIELDING. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE MW0311 HARNESS REF B737-800 AMM 73-21-06. ALL TEST PASS EXCEPT BLEED AIR REGULATOR OPERATIONSDR YENA2021101100672Relay · failedFLT #603, EWR-SDQ(DIVERTED TO JFK). CLIMBING OUT OF FL200 ECAM ENG 1 N1 DEGRADED MODE, PERFORMED ECAM QRH, N1 MODE SEL. ENG 1 AND 2, AFTER SEL ENG 1 REQ TO REMAIN IN CLIMB DETENT, ENG 2 OUT OF DETENT, 1-N1 78.6, 2-N1 86.3 ; ACCOMPLISHED TSM 74-00-00-810-807-B SDR ASAA2021100736235Eec · noneWHILE WORKING ON T/C 78273000 FOUND MSG #75-30801 T25 SIGNALS DISAGREE. SHORT TIME, ENG #1. GROUNDED - YES. DUE TO HISTORY REMOVED AND REPLACED #1 EEC IAW B737-800 AMM 73-21-60-000-801-F00 AND AMM 73-21-60-400-801-F00, SOFTWARE VERIFIED CORRECT IAW B737-800 IPSDR DXTA2021100549910Engine · damagedL FADEC FAIL AMBER CAS: INFLIGHT EXPERIENCED AN APPROX. 5 % N1 NEGATIVE POWER SURGE. CAUTION ANNUNCIATOR BRIEFLY ILLUMINATED WITH AMBER L FADEC FAIL EICAS MESSAGE ALSO WITH A NEGATIVE POWER SURGE. A TOTAL OF 3 POWER SURGES WERE OBSERVED // SIGN OFF // REMOVED SDR ASAA2021100336173Harness · faultyWHILE WORKING T/C 78273000 - ENG #1 FAULT MESSAGE - 75-20801. T25 SIGNALS DISAGREE. SHORT TERM FAULT. DEFER PER T/C 78273000. GROUNDED - YES. REFERENCE LOGPAGE 60269685 REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06-400-802-F00 STEPS E(1,2SDR ASAA2021100336172Harness · faultyFAULT CODE 75-30401 - THE VSV POSITION SIGNALS DISAGREE. ENG #1. SHORT TERM FAULT. DEFERR PER T/C 78273000. GROUNDED - YES. REFERENCE LOGPAGE 60269685 REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06-400-802-F00 STEPS E(1,2). PERFORMED FADECSDR ASAA2021100336171Harness · faultyWHILE WORKING TC 78273000 - ENG #1 FAULT CODE 75-10801. T25 SIGNALS DISAGREE. SHORT TERM FAULT. DEFER PER TC 78273000. GROUNDED - YES. REFERENCE LOGPAGE 60269685 REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06-400-802-F00 STEPS E(1,2). PERFSDR ASAA2021092536099Harness · faultedWHILE WORKING T/C 78273000 - ENG #1 FAULT MESSAGE - 75-20801. T25 SIGNALS DISAGREE. SHORT TERM FAULT. DEFER PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06-400-802-F00 STEPS E(1,2). PERFORMED FADEC TEST REFSDR CALA2021091701598Eiu · failedEIU FAULT DISPLAYED ON UPPER ECAM SCREEN. - ENG 1 OCCURED ON GNDRESET AND ECAM CLRDOCCURED AGAIN INFLT- FADEC 1B FAULT. BITE TEST OF FADEC HAD EIU/HC/EEC1. REPLACED #1 EIU. AND FADEC BITE TEST CK GOOD. RAN ENGINE,NO FAULTS NOTED. REF MM 73-25-00-810-887A. PASDR ASAA2021091335957Fault Code · illuminatedENG #1 FAULT CODE 75-30801 - T25 SIGNALS DISAGREE. SHORT TERM FAULT. DEFERR PER T/C 78273000. GROUNDED - YES. ON DEFERRAL.SDR ASAA2021091035934Eec · faultyWHILE ACCOMPLISHING T/C 78273000 #2 ENGINE SHOWS SHORT TIME FAULT MSG 73-21282 EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE FLIGHT LEG 1 AND 3. GROUNDED - YES. PERFORMED B737-800 FIM 73-27 TASK 805 FOUND FAULT 73-21282 REMAINS ACTIVE ALSO FAULTING SDR ASAA2021090535875Eec · inoperative#2 EEC BITE TEST INOP. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE EEC REF B737-900 AMM 73-21-60-400-801-F00. ALL TEST PASS REF AMM 71-00-00-800-811-F00. ETOPS GROUND VERIFICATION GOOD. 4 C/B'S PULLED AND RESET. REMOVED AND REPLACED MW 0303 HARNESS. REF AMMSDR ASAA2021090535871Sensor · faulted#2 ENG MAINTENANCE MESSAGES 73-30902 (T12 SIGNALS DISAGREE), 73-21702 (ADIRU TAT DATA AND THE T12 SIGNAL DISAGREE) AND 73-20812 (THE T12 SIGNAL IS OUT OF RANGE). DEFERRED PER T/C 78273000. GROUNDED - YES. REF B737-800 FIM 73-26 TASK 805 REPLACED T12 SENSOR REFSDR HALA2021090600108Control Unit · faultedETOPS - DURING #2 ENG. START - ENG 2 CTL SYS FAULT. ADVISED BY HNL MX RESTART, SECOND START NORMAL. ON CLIMB- ENG 2 CTL SYS FAULT. // PFR INDICATED VSV CONTROL UNIT FAULT. REMOVED & REPLACED VSV CONTROL UNIT PER AMM 75-33-51. LEAK CHECK OK. OPS CHECK NORMAL OSDR CALA2021090301503Eec · failedONE TLA FAULT DISPLAYED ON UPPER ECAM SCREEN. - ENG 2 INTERMITTENT IN FLIGHT7 OR 8 TIMES USE TSM 76-00-00-810-802-B TO TROUBLESHOOT THE WIRING. PFR ATTACHED. CHECK CFDS ENG 2 FADEC A&B FOR FAULT CODE "TRAL" AND CHECK WIRING PER ABOVE FIM. CODE TRAL PER FIM TASSDR ASAA2021090235878Eec · faultedDURING CLIMB, ENG #1 EGT 75C WARMER THAN ENG #2 WITH RAPID FLUCTUATIONS +/- 10C. AT CRUISE ENG #1 EGT 40C WARMER THAN ENG #2 BUT STABLE. NO EXCEEDANCES NOTED, HIGH TEMP + FLUCTUATION ABNORMAL. GROUNDED - YES. ACCOMPLISHED #1 ENG EEC BITE IAW B737-800 FIM 73-0SDR 3EJA202109060001Fdu · abnormal#2 ENG SLOWLY ROLLED BACK ON DESCENT UNTIL NIL, COULD NOT RESTART. T/S AND REPLACED FDU. OPS CHECK SATISFACTORY.SDR AALA202108305252Eec · faultedAIRCRAFT WAS GROUNDED: DURING APPLICATION OF TOGA THRUST FOR TAKEOFF EPR #2 GUAGE DISAPPEARED AND ECAM ENG 2 OVER SPEED PROTECTION AND ENG 2 EPR FAULT DISPAYED PERFORMED ECAM ACTIONS AND QRH FOLLOW UP. AN ABORTED TAKE OFF WAS ACCOMPLISHED AND THE AIRCRAFT RESDR ABXA2021826077Eec · intermittentEICAS MSG "R ENG EEC" DURING CLMB. CREW DECIDE TO PERFORM AN AIR TURNBACK, AIRCRAFT LANDED UNEVENTFULLY. AIRCRAFT GROUNDED BY MAINTENANCE.BITE SHOWN R-J2 UNPLUD'D. INSPECT EEC J2 PLUG, D4224P, D4246J. IT WAS TIGHTENED & NO DEFECTS NOTED. REMOVED AND REPLACED MSDR UIEA2021082001830Hmu · faultedRT ENGINE CONTROL ADVISORY AND STATUS MESSAGE. PERFORMED FIM FOR PIMU MSG 155-23-A/B FMV SENS DISAGREE. REMOVED AND REPLACED HMU IAW AMM 73-21-14. OPS CKS GOOD PER POWERPLANT TEST #2 AND #3 IAW AMM 71-00-10. NO DEFECT NOTED. OK FOR SVC.SDR SWAA2021082308973Hmu · faultyDURING TO + CLIMBOUT THE #1 ENGINE NEVER ACCELERATED TO THE COMMANDED N1 SETTING. EVEN ATTEMPTING TO MANUALLY SET THE THRUST TO THE COMMANDED N1 THE #1 ENG WAS 2 TO 4% LOWER THAN THE #2 ENG SETTING. ; THE COMMAND INDICATOR MOVED BUT THE #1 ENG NEVER REACHED WHSDR VNAA202108201114Fadec · faultedCREW RECEIVED A LEFT FADEC AMBER CAUTION MESSAGE AFTER DEPARTURE FROM BGR, QRH INSTRUCTED THEM TO LAND AT NEAREST SUITABLE AIRPORT. AFTER CONSULTING DISPATCH CREW DECIDED TO DIVERT TO PWM. CREW DECLARED EMERGENCY, POWERED LEFT ENGING DOWN TO IDLE. AIRCRAFT LANSDR ASAA2021081635722Eec · inoperativeWHILE INTERROGATING FMC FOR ENGINE FAULTS FOUND CODE 73-11281 EEC CHANEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE #1 ENGINE CHANEL B EEC DATA NOT AVAILABLE. GROUNDED - YES. CW FIM 73-27 TASK 805 FOUND AIRCRAFT POWER TO EEC CHANEL A & B TO BE RELIABLE. REMOSDR 9JLA2021090227206Transducer · failedTHE FLIGHT CREW REPORTED THAT DURING TAKEOFF THE NO3 ENGINE COMPUTER FAILED. THE CREW RAN THE CHECKLIST AND RESET OF THE ENGINE COMPUTER CAUSED THE ENGINE TO SURGE +/-20% N1. THE CREW TURNED THE COMPUTER OFF AND REPORTED THE SURGING STOPPED. THE FLIGHT CONTINUSDR ASAA2021081335705Eec · faultedDURING "AFTER ENGINE CHANGE" TESTING - MULTIPLE FAULTS LOGGED DURING EEC BITE TEST AND ACUATOR TESTS. GROUNDED - YES. REMOVED AND REPLACED EEC ON #1 ENG REF AMM TASKS 73-21-60-000-801-F00 AND TASK 73-21-60-400-801-F00. PERFORMED FADEC SYSTEM TEST REF TASK 73-2SDR ASAA2021081235686Hmu · faultedPERFORMED BITE CHECK PER T/C 78273000 #1 ENG FOUND FAULT MSG #73-20321THE HMU FMV CONTROL CURRENT IS OUT OF RANGE. ESN862376. GROUNDED - YES. CORRECTION TO ESN, #1 ENGINE IS 862374. FAULT MSG 73-20321 SINGLE OCCURRENCE ON FLT LEG 8. ACCOMPLISHED B737-900 FIM 7
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