JASC 7421
Service difficulty reports · 703
Reports filed under 7421 · Spark Plug/Igniter, 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 = '7421' 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 = '7421' 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 2022FA0000362Spark Plug · weakPILOT REPORTED AIRCRAFT SEEMED TO BE SHORT ON POWER DURING CLIMB. AIRSPEED WAS SLIGHTLY BELOW EXPECTED. PILOT PERFORMED AN IN FLIGHT MAG CHECK AND NOTED THAT ENGINE WAS VERY ROUGH ON LH MAGNETO. AFTER RETURNING TO MAINTENANCE A GROUND RUN WAS PERFORMED. NORMALSDR UIEA2022052300518Plug · noneENG. # 1 BOTH IGNITER PLUG WERE INSPECTED AND REQUIRE REPLACEMENT . REMOVED & REPLACED BOTH # 1 ENG. LOWER & UPPER IGNITE PLUGS IAW B767-300 AMM 74-21-02, PENDING OPS CHK . PERFORMED ENGINE IGNITION SYSTEM AUDIBLE TEST IAW B767-300 AMM 74-00-00-705-01SDR UIEA2022052300519Plug · wornENG # 2 BOTH IGNITERS PLUGS WORN OUT . REMOVED & REPLACED # 2 ENG. IGNITER PLUGS IAW B767-300 AMM 74-21-02. COMPLIED WITH IGNITION SYSTEM AUDIBLE TEST NO DISCREPANCIES NOTED IAW B767-300 AMM 74-00-00-705-012-N00.SDR P5CA2022012400017Lead · noneENGINE #2 LOWER IGNITION LEAD IS DAMAGED(<P>REMOVED & REPLACED ENG #2 LOWER IGNITION LEAD PER AMM 74-21-00. OPS CHECK GOOD</P>)SDR YENA2022011900020Ignition Switch · failedFLT #20, LHR-JFK. ENG 1 HUNG START; REMOVED & REPLACED IGNITER PLUG FOR IGNITION A ON #1 ENG. ENGINE RAN 3 TIMES ALL SUCCESSFULLY PER AMM 74-21-01. OK FOR CONT SERV REF AMM 71-00-00 FOR RUNSDR ASAA2021111236582Igniter · inoperativeATTEMPTED #2 ENGINE START ON IGN L WITH NO START, ABORTED START, SWITCHED TO IGN R WITH NORMAL START. GROUNDED - YES. FOUND DAMAGE ON # 2 ENG L IGNITER PLUG. REMOVED AND REPLACED PLUG REF B737-900 AMM 74-21-02. OPS CK GOOD. # 2 ENG STARTS NORMAL WITH SWITCH INSDR UIEA2021100102160Igniter · warning messageSTATUS MESSAGE "R ENG INGITOR 2" STATUS MESSAGE "R ENG IGNITOR 2" CLEARED PER AMM 71-00-00, OPS CHECK GOOD.SDR UIEA2021092902143Igniter · inoperativeSTATUS MESSAGE "R ENG IGNITOR 1" DISPLAYED AFTER ENGINE START.TRANSFERRED TO MDDR 154325 PER MEL 74-00-01A CAT A DUE DATE: 30SEP21.LOG PAGE 1391753: R&R RH ENGINE #1 IGNITER IAW AMM 74-21-02. OPS CHECK GOOD. NO STATUS MSG AT THIS TIME, THIS CLEARS MDDR #154325SDR YENA2021092800615Igniter · failedETOPS: FLT 7, JFK-LHR. RECEIVED ECAM FOR ENGINE #2 START FAULT. AUTOCRANK AND AUTO RESTART SUCCESSFUL. RESULTED IN TANGENTIAL FAILURE ECAM FOR ENGINE #2 IGNITION "A" FAULT; R & R ENG #1 IGNITER A REF AMM 74-21-01. IGNITER TEST AND IDLE ENGINE RUN REF AMM 71-00SDR UIEA2021092202069Igniter · warning messageLEFT ENGINE IGNITION STATUS MESSAGE ( IGNITION SYSTEMS, ER OPERATIONS ALLOWED )(<P>TRANSFER TO MDDR 153888, MEL 74-00-01A, CAT A.</P> / <P>REF LOGPAGE 1315560 # 7 - REMOVED AND INSPECTED #1 IGNITION LEAD. REMOVED AND REPLACED #1 ENGINE #1 IGNITOR IAW AMM 74-11SDR ASAA2021090135876Igniter · inoperativeENGINE #2 FAILED TO START W IGN RIGHT SELECTED. GROUNDED - YES. REMOVED AND REPLACED RH IGNITER IAW B737-800 AMM 74-21-01. INSPECTED IGNITION LEAD IAW AMM 74-21-01. OPS CHECK GOOD.SDR ASAA2021071635432Igniter · inoperativeNO LIGHT OFF DURING ENGINE START ENGINE #1 WHEN USING RIGHT IGNITOR. ENGINE #1 STARTS NORMALLY USING LEFT IGNITOR. GROUNDED - YES. ALTERNATE DEACTIVATION PROCEDURES USED PER MPM CH5 TABLE 3 ITEM 7 REMOVED AND REPLACED #1 ENG R/H IGNITOR PLUG IAW B737-800 AMM 7SDR ASAA2021062835197Igniter · failed#2 ENGINE FAILED TO START. NORMAL MOTORING NZ TO Z25%, START LEVER TO IDLE WITH 500LB FUEL FLOW WITHOUT LIGHT OFF IN 15 SECOUNDS. GROUNDED - YES. ACCOMPLISHED TC N8474000 FOR #2 ENG IGNITER PLUGS REPLACEMENT. STARTED #2 ENG USING RIGHT IGNITER, ENGINE STARTS NSDR ASAA2021062435189Igniter · damaged2 FAILED ENGINE START ENGINE #2 - NO LIGHT OFF AFTER START LEVER TO IDLE, WITH FUEL FLOW. GROUNDED - YES. NO RECENT FAULTS #2 ENG L EEC CH A L EEC CH B. COMPLETED IGNITION SYSTEM AUDIBLE TEST REF B737-800 AMM 74-00-00-750-801-F00. FOUND L/H IGNITER TO HAVE FAISDR UIEA2021061501354Igniter · faultedRT ENG IGNITOR 2 EICAS MSG ( IGNITION SYSTEMS, ER OPERATIONS ALLOWED )(<P><SPAN>TRANSFERRED TO MEL 74-00-01A, MDDR 148600.</SPAN></P> / <P>ONT-15 JUN - LP 1386635 - ITEM 6 - REMOVED AND REPLACED RIGHT HAND ENGINE IGNITOR PLUG IAW AMM 74-21-02. OPS CHECKS GOOD.SDR UIEA2021061101332Heat Shield · missing# 1 ENGINE LOWER IGNITION LEAD HEAT SHIELDS MISSING.(<P>INSTALLED HEAT SHIELDS ON #1 ENG LWR INGNITION LEAK PER AMM 74-21-01.</P>)SDR ASAA2021052534910Igniter · inoperativeCHANGE ENG 1 IGNITERS BOTH LEFT AND RIGHT IGNITERS. GROUNDED - YES. R/R ENG 1 IGNITERS BOTH LEFT AND RIGHT IGNITERS REF B737-900 AMM 74-21-02 OPS CK GOOD.SDR UIEA2021052401172Warning Message · false indicationL ENG IGNITOR 2 STATUS MESSAGE AFTER START(<P>PERFORMED LEFT ENGINE IGNITION SYSTEM AUDIBLE TEST IAW AMM 74-00-00. OPS CHECK GOOD. NO DEFECTS NOTED. PERFORMED ENG RUN IAW AMM 71-00-00, ENGINE START SCCESSFUL. NO DEFECTS NOTED. NO STATUS MSG SHOWN<BR /></P>)SDR 2021FA0000189Spark Plug · burnedBAD SPARK PLUG CAUSED A LOSS IN RPMS AND POWER. ALL 8 SPARK PLUGS WERE REPLACED OUT OF AN ABUNDANCE OF CAUTION AND OPS CHECK WAS GOOD.SDR P5CA2021042300153Igniter · failedR ENG IGNITOR 2 STATUS. RIGHT ENGINE WOULD NOT LIGHT IN SINGLE(<P>PLACED ON MEL 74-00-01B, MDDR 145735, CAT C - DUE 02 MAY 2021. PLACARD INSTALLED.</P><P>REMOVED AND REPLACED #2 IGNITOR PLUG REF B767 AMM 74-21-02/401. PERFORMED IGNITION SYSTEM AUDIBLE TEST PERSDR UIEA2021041400890Engine · unknownINFO ONLY, DURING ENGINE START IN ILN, THE LEFT ENGINE HAD NO EGT RISE WHEN FUEL CONTROL SWITCH IN RUN. WHEN ENGINE START SELECTOR MOVED FROM SINGLE TO BOTH, LEFT ENGINE START NORMAL. PERFORMED IGNITION AUDIBLE CHECK OF LEFT ENGINE. OPS CHECK OKAY AT THIS TIMSDR UIEA2021040500838Igniter · faultedR ENGINE NO LIGHT OFF FIRST ATTEMPT WITH ENG START IN "SINGLE". SECOND START NORMAL WITH SWITCH IN "BOTH". DISCOVERED EICAS MESSAGE R ENG IGNITOR 2, CONFIRMED FAULT ON R PIMU. REMOVED R ENG NR 2 IGNITER AND INSTALLED NEW IGNITER IAW AMM 74-21-02. OPS CHECK GOSDR 2021FA0000289Igniter · crackedREMOVED IGNITER FOR INSPECTION, FOUND A CRACK 180 DEGREES AROUND THE BASE OF THE IGNITER ABOVE THE THREADS AND BELOW THE HEX AREA.SDR UIEA2021031400550Lead · cracked#2 ENGINE LOWER IGNITER LEAD END SHIELD IS CRACKED(<P>REMOVED AND REPLACED #2 ENGINE LOWER IGNITION LEAD IAW AMM 74-21-01. PENDING OPS CHECK.</P><P>PERFORMED OPS CHECK, GOOD.</P>)SDR ASAA2021031234292Igniter · inoperative#2 ENGINE WOULD NOT LIGHT OFF ON RIGHT IGNITION ( 2 ATTEMPTS), STARTED WHEN LEFT IGNITION USED. GROUNDED - YES. FOLLOWED B737-900 FIM 74-21 TASK 807, CONFIRMED FAULT FOR R/H IGNITION, NO CLICK. REMOVED AND REPLACED R/H IGNITOR PLUG REF B737-900 AMM 74-21-02. OSDR UIEA2021031200524Igniter · failedNO LIGHT OFF ON #2 ENGINE, PLACED ENGINE START SELECTOR TO BOTH. SUCCESSFUL START ON 2ND ATTEMPT.(<P>REMOVED AND REPLACED IGNITER RIGHT UPPER PLUG REF AMM 74-21-02-004-005-H00 AMM 74-21-02-404-006-H00. OPS CHECK GOOD.</P>)SDR UIEA2021012800143Igniter · failedRT ENGINE WOULD NOT LIGHT OFF ON SINGLE IGNITOR. NORMAL START WITH IGNITOR IN BOTH. STATUS MESSAGE R ENG IGNITOR 2. REMOVED AND REPLACED NR 2 ENGINE IGNITOR PLUG. OPERATIONS CHECK GOOD, IAW AMM 74-21-02 & 74-00-00.SDR UIEA2021011500059Igniter · wornDURING BORO INSPECTION FOUND NR 2 ENGINE UPPER IGNITER WITH EXCESSIVE TIP WEAR. REMOVED AND REPLACED NR 2 ENGINE UPPER IGNITER PLUG, IAW AMM 74-11-01.SDR 9JLA20201202Igniter · wornA FLIGHT WAS CANCELLED WHEN THE FLIGHT CREW WAS UNABLE TO ACHIEVE NR 2 ENGINE START. THE FLIGHT CREW REPORTED THAT THE ENGINE FAILED TO LIGHT OFF. THE MAINTENANCE VENDOR DETERMINED THAT THE IGNITOR PLUGS WERE WORN AND REQUIRED TO BE REPLACED. THE VENDOR REPSDR UIEA2020102502303Igniter · malfunctionedSTATUS MESSAGE: LT ENGINE IGNITOR 1. NO LIGHT OFF OF FIRST ATTEMPT, LEFT ENGINE NORMAL START 2ND ATTEMPT W/ENGINE START BOTH. PERFORMED AUDIBLE TEST OF LT ENGINE IGNITER 1. NO FAULTS NOTED, STATUS MESSAGE CLEARED, NO FAULTS NOTED AT THIS TIME. PERFORMED AUSDR ASAA2020101433357Igniter · faultedENGINE NR 1 FAILED TO START W/IGN-L. START SUCESSFUL W/IGN-R. GROUNDED-YES. PERFORMED B737-800 FIM 74-21 TASK 806, NO FAULTS FOUND. AS PRECAUTION REMOVED & REPLACED NR 1 ENGINE L IGNITER PLUG, REF B737-800 AMM 74-21-02. PERFORMED IGNITION SYSTEM AUDIBLE TSDR ABXA20200803185Igniter · failedNO START ON RIGHT ENGINE WITH NR 1 IGNITER, HAD TO PULL BACK TO GATE FOR TRAFFIC. AIRCRAFT GROUNDED. REMOVED AND REPLACED RIGHT ENGINE NR 1 IGNITOR PLUG, IAW AMM 74-21-02. RAN ENGINE IAW AMM 71-00-00 TABLE 501 TEST 3. ENGINE OPERATION CHECK GOOD. DI CLEARSDR R61A2020101900686Igniter · corrodedDURING HEAVY CHECK MAINTENANCE FOUND LT ENGINE BOTH IGNITERS ARE CORRODED. LT ENGINE HV IGNITER LT AND RT BOTH REPLACED, IAW LMM 74-00-00-800-808 AND 74-00-00-800-809. A/C REMAINS IN CHECK.SDR UIEA2020092542061Warning Message · illuminatedSTATUS MSG "LT ENG IGNITOR 1". PERFORMED LT PIMO BITE, IAW FIM F/T 810. 2 FAULTS 350-18 A/B TMC & 35120-8 LT IGN 1 FAIL. CLEARED FAULTS, STATUS MSG CLEARS. PERFORMED ENGINE RUN NR 1 IN BOTH SINGLE AND BOTH IGNITORS POSITIONS. ALL PARAMETERS NORMAL, PER 72-SDR 2021FA0000006Spark Plug · failedA STRING OF 3 IN FLIGHT MAGNETO FAILURES (MAGNETOS PURCHASED/OVERHAULED FROM 2 DIFFERENT SOURCES) OVER THE COURSE OF APPROXIMATELY 100 FLIGHT HOURS WAS LINKED TO BAD TEMPEST FINE WIRE SPARK PLUGS, ONE OF WHICH LOST A CENTER ELECTRODE IN FLIGHT DURING ENGINE OPSDR P5CA202008120277Igniter · inoperativeRH ENGINE IGNITION 1 INOPERATIVE. EXCEPT ER OPERATIONS. PERFORMED AUDIBLE TEST OF THE RH ENGINE IAW AMM 71-00-00, NR 1 IGNITER INOPERATIVE, NR 2 IGNITER OPERATIONAL IAW AMM LIMITS.SDR P5CA2020080760276Igniter · unknownRT ENGINE NR 1 IGNITER INOPERATIVE (IGNITION SYSTEMS, EXCEPT ER OPERATIONS. ACCOMPLISHED NR 2 ENGINE IDLE RUN ON SINGLE IGNITION SYSTEM 1 & 2 IAW AMM 71-00-00, STARTED NORMAL.SDR HALA2020073100164Igniter · inoperativeETOPS SIGNIFICANT SYSTEM - ENG #1 IGN. B INOP. REPLACED ENG #1 IGN. "B" IGNITER PLUG AND OPS CHECKED GOOD. REF
A330 AMM 74-21. OK FOR SERVICE.SDR 2020FA0000350Ignition Unit · defectiveISSUE WITH IGNITION STATOR. THIS IS THE 3RD TIME WE HAVE HAD THIS ISSUE IN 200 HOURS. THE FIRST SYMPTOM IS THE TACHOMETER WILL INTERMITTENTLY INDICATE INCORRECTLY LOW. (GRT EIS USED FOR TACH) THEN IT GRADUALLY BECOMES HARDER TO START HOT. EVENTUALLY IT'S SDR UIEA2020060801231Igniter · defectiveRT ENGINE FAILED TO START W/ SINGLE IGNITER. SECOND ATTEMPT IN BOTH SUCCESSFUL. R ENGINE BOTH IGNITER PLUGS IN POOR CONDITION, REPLACED BOTH PLUGS IAW AMM 74-21-02. TESTED SATISFACTORY.SDR HALA2020060500120Igniter · defectiveETOPS SIGNIFICANT SYSTEM - NR 2 ENG IGN B FAULT/ INOP. PERFORMED AUDIBLE TEST ON IGNITION B SYS PER AMM 74-00. VERY WEAK POPPING. REMOVED & INSTALLED IGNITER PER AMM 74-21 OPS CHECK NORMAL.SDR P5CA2020041400143Circuit Breaker · pulledSTATUS MESSAGES "LH ENG IGNITOR 1" AND "RH ENG IGNITOR 2".(<P>FOUND LH IGN. AND RH IGN. CBS PULLED. CLOSED CBS, OPS CHECK NML IAW B767 AMM 74-11-01.</P>)SDR UIEA2020033100573Igniter · defectiveINFO ONLY #2 ENGINE 1ST START ATTEMPT UNSUCCESSFUL, 2ND START ATTEMPT SUCCESSFUL WITH IGNITER IN BOTH THEN BACK TO SINGLE AFTER #2 ENGINE STABILIZED.(<P>TRANSFERRED SINGLE IGNITION SYSTEM #2 ENGINE TO MDDR 126428, EXP 31MAR20, PER MEL 74-00-01A, CAT "A".</P><PSDR UIEA2020030900395Igniter · defectiveRH ENG REQUIRED 2 START ATTEMPTS. AFTER START, R ENG IGNITOR 1 STATUS MESSAGE.(<P>PERFORMED PIMU BITE TEST, VISUAL INSPECTION OF IGNITOR SHOWS BAD. REMOVED AND REPLACED RH ENG #2 IGNITOR IAW AMM 74-21-02. OPS CHKS GOOD IAW AMM 74-00-00.<BR /></P>)SDR UIEA2020030300358Igniter · defectiveLP 822383-1 - STATUS MSG - LH ENG IGNITER NR 2 - (SEE DISCREPANCY ITEM NR 02) LP 822383-2 - INFO ONLY - LH ENGINE NO LIGHT OFF ON FIRST START ATTEMPT. PLACED ENG START SELECTOR IN BOTH. NORMAL START SECOND ATTEMPT.(SDR UIEA2020030200355Igniter · out of adjust#2 ENGINE #1 IGNITER INOP(<P><SPAN>TRANSFERRED TO DMI 125163 IAW MEL 74-00-01B, CAT 'C'.</SPAN></P><P><SPAN>LP </SPAN><SPAN>1166888: </SPAN><SPAN>PERFORMED IMMERSION DEPTH CHECK OF THE #2 ENGINE #1 IGNITER IAW B767 AMM 74-21-02. ADDED 3 SPACER GASKETS TO THE 2SDR UIEA2020022420301Igniter · failedL ENGINE FAILED TO START 1ST ATTEMPT, STATUS MSG L ENG IGNITOR 2 , ENG START BOTH , 2ND ATTEMPT SUCCESSFUL.(<P>TRANSFERRED TO MDDR #124953 I.A.W MEL 74-00-01B CAT C </P><P>LOG PAGE 822355: TROUBLE SHOT IAW FIM 74-00 FAULT TREE 811. FOUND #2 IGNITOR TO BE AT FASDR UIEA2020022190281Igniter · failedATTEMPTED 2 STARTS ON RIGHT ENGINE. GOOD DUCT PRESSURE ROTATION, FUEL FLOWING IN SINGLE AND BOTH HAD NO LIGHT OFF.(<P>PERFORMED ENGINE RUN IAW AMM 71-00-00. ENGINE RUN GOOD. FAULTED RIGHT ENGINE IGNITION 2. TRANSFERRED TO MDDR 124867 IAW MEL 74-00-01A, CAT "A"SDR UIEA2020021400252Igniter · failedSTATUS MESSAGE "R ENG IGNITOR 2".(<P>ITEM TRANSFERRED TO MDDR #124654 IAW MEL 74-00-01A, CAT A, DUE DATE 15FEB20. TIME AND INITIALS 0327Z ACL.</P><P>LP 1185158, ITEM M4: REMOVED AND REPLACED R/H ENGINE #2 IGNITOR PLUG IAW AMM 74-21-02. PERFORMED IGNITOR SYSTEMSDR UIEA2020020600197Igniter · inoperativeDURING LEFT ENGINE START, NO RISE IN EGT, NO LIGHT OFF, IGNITION SELECTED TO BOTH + NORMAL START. L ENG IGNITOR 2 STATUS MSG.(<P>PERFORMED FIM 74-00 FT 811, L PIMU FAULTED 351.21-A/B IGNITOR 2 FAIL IAW FIM 71-01-00 PIMU BITE, FOUND IGNITOR 2 DAMAGED, REMOVED A
Back to JASC 7421