JASC 7420
Service difficulty reports · 213
Reports filed under 7420 · Ignition Harness (Distribution), 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 = '7420' 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 = '7420' 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 I5PA20200327203Ignition Lead · shortedRH ENG IGNITION SYS 1 CIRCUIT BREAKER EXTENDED DURING START. ISSUE WAS ISOLATED TO A SHORTED IGNITION LEAD AND REPLACED WITHOUT FURTHER ISSUESSDR UIEA2020022630308Control Panel · malfunctionedNO LIGHT OFF LEFT ENGINE, START SELECTOR IN SINGLE. SUCCESSFUL START ON BOTH.(<P>TRANSFERRED TO MDDR #124988 IAW MEL 74-00-01B CAT C DUE DATE 04MAR20.</P><P>LP 822360 - M2: REMOVED AND REPLACED L ENG #2 IGNITION EXCITER IAW B767 AMM 74-11-01-004-001 (OFF PART:SDR ASAA2020012743954Fault Message · false activationENGINE 1 IGN A FAULT. GROUNDED - YES. PERFORMED TSM 74-21-00-810-809-A FOR ENG NR 1 A&B CHANNEL , NO FAULT , OPS TESTED OKSDR ASAA2019102731162Lead · damagedWHILE CHANGING THE TBV ACTUATOR ON THE #2 ENG DISCOVERED THE L/H IGNITOR LEAD TO BE DAMAGED. GROUNDED - YES. REMOVED L/H IGNITION LEAD REF B737-800 AMM 74-21-01-000-801-F01 INSTALLED IGNITION LEAD REF AMM 74-11-400-801-F00 THROUGH STEP G3 CONTINUE AT STEP ( H SDR 2019FA0000217Ignition Lead · burned outIN (2) YEARS THE BRAND NEW SPARK PLUG HARNESS SPRINGS COMPLETELY RUSTED AND BURNED OUT ON IGNITION HARNESS. APPEARS TO BE SUBSTANDARD STAINLESS STEEL SPRINGS AND GALVANIC CORROSION COMMON TO LEAD.SDR UIEA2019070104651Ignition Lead · arcedENGINE NR1 IGNITION LEAD (B) SHOWS SIGNS OF ARCING AT THE IGNITER PLUG END OF THE LEAD. (<P>REMOVED AND REPLACED ENG 1 IGNITION LEAD 1 IAW AMM 74-21-01. OPS CHECK GOOD. </P>)SDR UIEA2019052304281Ignition Lead · erodedENGINE #1 LOWER IGNITION EXCITER BOX. EXCITER #1 LEAD CONNECTION HAS EROSION ON PIN. (<P>REMOVED AND REPLACED ENGINE #1 LEAD IGNITION LOWER CONNECTION IAW AMM 74-21-01. OPS CHECK NORMAL.</P>)SDR HALA2019051500243Warning System · false activationETOPS SIGNIFICANT SYSTEM - BTB - ENG 2 IGN A FAULT. PERFORMED OPS TEST OF THE EIU PER AMM 73-25-34, AND PERFORMED OPERATIONAL TEST OF IGNITION SYSTEM PER AMM 74-00-00. NO DEFECTS NOTED OPS TEST OK. OK FOR SERVICE.SDR UIEA2019020603135Cable · worn#2 ENGINE EXCITER TO IGNITER PLUG CABLE "B" IGNITER END IS WORN AND "C" CLIP IS FALLING OFF.(<P>REMOVED AND REPLACED #2 ENGINE IGNITER TO EXCITER CABLES CHANNELS "A" + "B" IAW AMM 74-21-01,PERFORMED ENGINE IGNITION AUDIBLE TEST IAW B767 AMM 74-00-00,NO DEFECTSSDR ASAA2019013127994Harness · failedENGINE NR 2 IGNITER SYSTEM B FAULT NO ENGINE LIGHT UP ONLY SYSTEM A GROUNDED - YES. SWAPPED EIU 1&2, NO HELP FAULT REMAINS. SWAPPED CONNECTORS AT IGNITION EXCITERS FROM A TO B AND FAULT FOLLOWED RETURNED TO ORIGINAL POSITION . FURTHER T/S REQUIRED. PER TSM 74-SDR ASAA2018122527581Lead · failed#1 ENGINE FAILED TO START USING "L" IGNITION. GROUNDED - YES. ACCOMPLISHED #1 ENGINE EEC BITE PROCEDURE, B737-800 FIM 73-00 TASK 801. NO FAULTS NOTED. PER FIM 74-21 TASK 806 STEP B.(2), REPLACED #1 ENG LEFT IGNITER PLUG REF B737-800 AMM 74-21-02. NO HELP. REPLSDR ASAA2018122427565Lead · failed#2 ENG LH ING INOP DURING ENGINE RUN FOR OIL SVC. GROUNDED - YES. REF B737-800 FIM 74-21-TASK 806, PERFORMED AUDIBLE IGNITER TEST. LH IGN SOUNDED FAINT. RH TESTED NORMAL. REMOVED AND REPLACED LH IGNITION LEAD REF B737-800 AMM 74-21-01. AUDIBLE TESTED NORMALLY.SDR HALA2018120300624Warning Message · false activationETOPS SIGNIFICANT SYSTEM - ENG 2 IGN A FAULT ON LANDING. // PERFORMED OPS TEST ENG 2 IGN SYS A AND B PER AMM 74-00-00-710-802-A. OPS NORMAL. PERFORMED ENG RUN SWITCHING TO IGN B. NO CURRENT FAULTS DISPLAYED. OK FOR SVC.SDR HALA2018101500498Warning System · false activationETOPS SIGNIFICANT SYSTEM - INFO TO MAINTENANCE, UPON STARTING ENG NR 2 GOT ECAM ENG 2 START FAULT AND ENG 2 IGN A FAULT, PER MAINT. REQUEST WE RESET A3 AND Q40 CIRCUIT BREAKERS. AFTER CIRCUIT BREAKERS RESET AND RESTART ENG NR 2 FAULT CLEARED. PERFORMED OPERATISDR ASAA2018082325877Igniter · inoperativePILOT REPORT ENG #1, RT IGNITION INOP. GROUNDED - YES. PERFORMED B737-900 FIM 74-21 TASK 807. REMOVED AND REPLACED #1 ENGINE RIGHT IGNITER PLUG REF B737-900 AMM 74-21-02.SDR ASAA2018082125891Igniter · inoperativeENGINE #2 FAILED TO START, NO EGT 15 SEC. AFTER START LEVER RAISED TO IDLE. RAN QRC, QRH. IGNITOR LEFT WAS SELECTED. CALLED SEA MX AND STARTED ENGINE W/ RIGHT IGNITOR THEN MEL VIA FLIGHT CREW PLACARD APPLIED AND PROCEDURE APPLIED. GROUNDED - YES. REL PER MEL 7SDR UIEA2018071601486Ignition Lead · cutNR 1 ENGINE INBD SIDE (BRACKET) CUT THROUGH UPPER IGNITER LEAD. REMOVED AND REPLACED LEAD, OPS CHECK GOOD.SDR 2018FA0000269Ignition Lead · defectiveDURING TEST, ENGINE WOULD NOT LIGHT ON CHANNEL A, IGNITOR 2. THE IGNITION LEADS WERE SWAPPED, THEN CHANNEL A, IGNITOR 1 WOULD NOT WORK. THE LEADS WERE SWAPPED BACK TO ORIGINAL POSITION AND THE DEFECT MOVED WITH THE LEAD. ELECTRICIANS WERE CALLED TO PERFORM RESSDR UIEA2018051300888Ignition Lead · dirtyNR 2 ENGINE IGNITER LEADS HAVE PITTING. CLEANED NR 2 ENGINE IGNITER LEADS.SDR ASAA2018031623939Ignition Lead · failedDURING THE NR 2 ENGINE START, AFTER THE FIRST OFFICER BROUGHT UP THE FUEL LEVER, THE ENGINE DID NOT START. HUNG AT ABOUT 31 - 35 PERCENT N2, AFTER ABOUT 6 - 8 SECONDS WITH NO IGNITION. BROUGHT THE FUEL LEVER TO CUTOFF. PERFORMED AN ABORTED ENGINE START QSDR ASAA2018031523917Exciter · failedUNABLE TO START THE NR 2 ENGINE IGNITION SYS RT. ENGINE STARTS ON IGNITION SYSTEM LT. ACFT GROUNDED. REPLACED BOTH THE LT AND RT IGNITERS ON THE NR 2 ENGINE IAW AMM 74-21-02. REMOVED AND REPLACED THE LT EXCITER IAW AMM 74-11-01. OPS CHECKED GOOD IAW AMMSDR ASAA2017122723028Engine · faultedABORTED NR 1 ENGINE START DUE TO NO LIGHT OFF. RETURNED TO GATE. ACFT GROUNDED. RESTORED THE ACFT TO ORIGINAL CONFIGURATION. PERFORMED FIM 74-21, TASK 807. AUDIBLE TEST AND NR 1 ENGINE START GOOD. NO HISTORY 60 DAYS. AS A PRECAUTION, REMOVED AND REPLACED RTSDR UIEA2017102502050Clamp · out of positionNR 2 ENGINE LT UPPER IGNITION LEAD CLAMP OUT OF POSITION. POSITIONED THE IGNITION LEAD CLAMP.SDR ASAA2017091421930Lead · chafedFOUND THE RT IGNITER LEAD CHAFED ON BOTTOM SIDE IN BETWEEN LAST TWO RING CLAMPS. ACFT GROUNDED. REMOVED AND REPLACED THE RT IGNITION LEAD IAW AMM 74-21-01. OPS CHECKED NORMAL IAW AMM 74-00-00.SDR ASAA2017052420872Engine · hung startNR 1 ENGINE HUNG START. FUEL FLOW AND EGT NORMAL. HUNG 45% N2. ACFT GROUNDED. PERFORMED FIM TASK 74-21, TASK 806, NO FAULTS NOTED. PERFORMED FIM TASK 73-00, TASK 801. NO DEFAULTS. NO RECENT FAULTS. NO FAULT HISTORY. PERFORMED NR 1 ENGINE RUN FOR 5 MINUSDR ASAA2017052420862Lead · failedNR 1 ENGINE FAILED TO IGNITE DURING START. FUEL FLOW WAS NORMAL. ABORTED ENGINE START IAW QRH. IGNITION SWITCH WAS SELECTED TO RIGHT. ACFT GROUNDED. REMOVED AND REPLACED THE RT IGNITION LEAD ON THE NR 1 ENGINE IAW AMM 74-21-01, AND PERFORMED IGNITION SYSTESDR 2017FA0000181Wire Harness · defectiveBAD MAG DROP. UNABLE TO BURN OFF. LOSS OF RPM ON TAKEOFF ROLL. DECIDED TO REPLACE IGNITION HARNESS BY PROCESS OF ELIMINATION. REPLACEMENT CORRECTED THE ISSUE.SDR 9JLA2017051804389Ignition Lead · defectiveTHE CREW REPORTED A FAULT WITH THE NR 1 ENGINE IGNITION CHANNEL A. TROUBLESHOOTING DISCOVERED A DISCREPANCY WITH THE IGNITION LEADS. COMPLIED WITH THE SERVICE BULLETIN PW500-72-30529 TO REPLACE THE IGNITION LEADS ON BOTH ENGINES. FT WAS SATISFACTORY AND THE AISDR HNAA2017031700088Igniter · failedNR 1 ENGINE WILL NOT LIGHT OFF. REMOVED AND REPLACED THE NR 1 ENGINE IGNITERS.SDR SIMA20170212002Ignition Lead · failedSTRONG FUEL SMELL AFTER A FAILED ATTEMPT TO START RIGHT ENGINE. DEFERRED NR 2 ENG IGNITION B. NO FURTHER FUEL SMELL NOTED. REMOVED AND REPLACED RT IGN "B" LEAD AND IGNITER IAW AMM 74-20-03 AND 74-20-01. OPS CHECK GOOD. IGNITOR P/N CH31926SDR ASAA2016122719175Lead · malfunctionedON START UP, NR 2 ENGINE WOULD NOT START OR LIGHT OFF WHEN THE START LEVER RAISED TO IDLE. SHUT DOWN THE ENG PER THE QRH AND STARTED THE ENG WITH THE LEFT IGNITION AND ENGINE STARTED OK SUSPECT THE R IGNITION ON THE NR 1 DID NOT WORK. GROUNDED. REVERSED CONFISDR ASAA2016120918992Igniter · failedNR 2 ENGINE DID NOT IGNITE, N2 & N1 ROTATION, USING LEFT IGNITION. ACFT GROUNDED. REMOVED AND REPLACED LT IGNITER IAW AMM 74-21-02-000/400-801. COMPLIED WITH IGNITION SYSTEM TEST IAW AMM 74-00-00. COMPLIED WITH ENGINE START. OPS CHECKED GOOD.SDR ASAA2016102118452Igniter · failedNR 2 ENGINE WOULD NOT START, NO FUEL FLOW. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENG RT IGNITER PLUG IAW AMM 74-21-02 AND RT IGNITION LEAD IAW AMM 74-21-01. IGNITER AND IGNITION LEAD TESTS NORMAL.SDR ASAA2016102018451Igniter · arcedNR 2 ENGINE NO LIGHT OFF AFTER START LEVER RAISED TO IDLE. START ABORTED. IGNITION SWITCH WAS SET TO THE RIGHT IGNITOR. ACFT GROUNDED. FOUND NR 2 IGNITER PLUG ARCED. REMOVED AND REPLACED NR 2 ENGINE RIGHT IGNITION EXCITER BOX IAW AMM 74-11-01, AND REMOVED ANSDR UIEA2016092800784Ignition Lead · brokenDURING LEFT ENGINE START, NO LIGHT OFF WITH NR 1 IGNITOR. ENGINE START WAS NORMAL USING BOTH. FOUND THE NR 1 IGNITION LEAD BROKEN,SDR ASAA2016091117986Igniter · failedDURING START, NR 2 ENGINE WOULD NOT START WITH IGNITER IN IGN L. STARTED NORMALLY WITH R IGN. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE LEFT IGNITOR PLUG IAW AMM 74-21-02, OPS CHECKED NORMAL IAW AMM 71-00-00, ENGINE STARTED NORMAL.SDR ASAA2016090217914Lead · wornIGNITER LEAD, ON NR 1 ENGINE IS WORN. ACFT GROUNDED. REMOVED AND REPLACED THE IGNITION LEAD IAW AMM TASK 74-21-01-000-801-F00.SDR ASAA2016041916471Engine · malfunctionedNR 2 ENGINE, NO IGNITION WITH IGNITOR SWITCH IN LEFT POSITION. ACFT GROUNDED. PERFORMED FIM 74-21, TASK 806 INITIAL EVALUATION, NO RECENT FAULTS AND NOTHING IN FAULT HISTORY. PERFORMED IGNITION SYS AUDIBLE TEST IAW AMM 74-00-00-750-801-F00, TEST IS GOOD ON BSDR ASMF201605006Ignition Lead · failedAIRCRAFT RETURNED TO PLATFORM DUE TO DURING START RT ENG IGNITION FAILED WITHOUT EGT. PERFORMED REVISION TO IGNITION SYS IAW AMM 74-21-01, DETECTING RT IGNITION FAILED, SO THE RT ENG IGNITION WAS ENABLED IAW AMM 74-21-01 & LT ENG IGNITION WAS OUT OF SERVICE &SDR CA160301016Ignition Lead · worn(CAN) DURING A REGULARLY SCHEDULED INSPECTION, THE LEFT HAND IGNITION LEAD, P/N CH53399-04, WAS FOUND TO BE WORN AT THE IGNITER ATTACHMENT END. THE LEAD HAD 509.2 HOURS SINCE INSTALLATION. THIS OPERATOR HAS HAD NUMEROUS PROBLEMS WITH IGNITION LEADS FAILING.SDR CA160225005Ignition Lead · failed(CAN) DURING A REGULARLY SCHEDULED INSPECTION, THE LEFT HAND IGNITION LEAD, WAS FOUND TO BE WORN AT THE IGNITER ATTACHMENT END. THIS OPERATOR HAS HAD NUMEROUS PROBLEMS WITH IGNITION LEADS FAILING.SDR ASAA2015110913720Igniter · failedNR 1 ENGINE RT IGNITION SYS INOPERATIVE. ACFT GROUNDED. PERFORMED IGNITION SYS AUDIBLE TEST IAW AMM 74-00-00-750-801-F00, RESULTS ARE GOOD ON RT IGNITER, ACCOMPLSHED FIM 74-21-807. GROUND VERIFICATION ACCOMPLISHED AND GOOD. NO FAULTS RECORDED ON CDU.SDR CA151110010Ignition Lead · damaged(CAN) DURING A REGULARLY SCHEDULED INSPECTION, THE LEFT HAND IGNITION LEAD, P/N CH53399-04, WAS FOUND TO BE WORN AT THE IGNITER ATTACHMENT END. THE LEAD HAD 389.5 HOURS SINCE INSTALLATION. THIS OPERATOR HAS HAD NUMEROUS PROBLEMS WITH IGNITION LEADS FAILING.SDR CA151022007Ignition Lead · worn(CAN) DURING A REGULARLY SCHEDULED INSPECTION, THE RIGHT HAND IGNITION LEAD, P/N CH53399-04, WAS FOUND TO BE WORN AT THE IGNITER ATTACHMENT END. THE TIP WAS BENT. THIS OPERATOR HAS HAD NUMEROUS PROBLEMS WITH IGNITION LEADS FAILING.SDR CA150831008Ignition Lead · broken(CAN) DURING A REGULARLY SCHEDULED INSPECTION, THE RIGHT HAND IGNITION LEAD WAS FOUND TO BE BROKEN AT THE IGNITER ATTACHMENT END. THE LEAD HAD A TSN OF 833.9 HOURS. THIS OPERATOR HAS HAD NUMEROUS PROBLEMS WITH IGNITION LEADS FAILING. IT SEEMS TO BE MOSTLY THESDR CA150818009Ignition Lead · worn(CAN) DURING A REGULARLY SCHEDULED INSPECTION, BOTH LEFT AND RIGHT HAND IGNITION LEADS WERE FOUND TO BE WORN AT THE IGNITER ATTACHMENT ENDS.SDR UIEA2015020300076Ignition Lead · damagedNUMBER 1 ENG IGNITOR LEAD CERAMIC TIP BROKEN. R & R NR 1 RT IGNITION LEAD IAW AMM 74-21-01. OPERATIONS CHECKED NORMAL.SDR ASAA2015012610447Exciter · failedNR 1 ENGINE WOULD NOT START. NO EGT RISE WITH IGNITION ON LT. STARTED NR 1 ENG WITH IGNITION ON RT. ACFT GROUNDED. REPLACED NR 1 ENGINE LEFT EXCITER IAW MM 74-11-01/401. OPS GOOD IAW TASK 74-00-00-750-801-F00. ENGINE RUN GOOD.SDR A59A2015111200002Lead · failedIGNITER LEAD FAILED INTERNALLY. INSPECTION REVEALED IT HAD SHORTED ADJACENT TO THE IGNITER HOLDER.SDR 2014FA0000656Igniter · no testIGNITER LEAD FAILED TO TEST. PREVIOUS ANALYSIS ON LEADS HAVE SHOWN THAT THE LEADS ARE SHORTING INSIDE ADJACENT TO THE IGNITER PLUG ADAPTER.
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