JASC 7720
Service difficulty reports · 696
Reports filed under 7720 · Engine Temperature Indicating 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 = '7720' 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 = '7720' 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 ASAA2023062843817Unknown · unknownPER T/C 78273000, FOUND RECENT FAULT ON ENG #2. MSG# 77-20872, TOP LEFT EGT SIGNAL (T49554) IS OUT OF RANGE. ECONOMIC FAULT. 500 FLT. HRS. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023062843774Probe · faultyGE DIAGNOSTICS REPORTS #2 ENGINE (SN 963291) TREND DATA SHOWS A DELTA EGT INCREASE AND EGT HOT DAY MARGIN DECREASE. EGT INDICATION ERRORS ARE SUSPECTED. CNR 20230620039PRI2. GROUNDED - YES. #2 ENG FAULT HISTORY PAGE LOGGED FAULT MSG 77-20872 FOR THE LAST 10 LESDR ASAA2023062543742Unknown · unknownDURING T/O ROLL AT ABOUT 150KTS #2 ENG EGT EXCEEDED REDLINE. MAX TEMP OBSERVED WAS 997 AT 1000 FEET AGL. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023062543715Unknown · unknownTECHNICAL SERVICES RECEIVED EXCEEDANCE R06 REPORT POSSIBLE EGT EXCEEDANCE ON TAKEOFF FOR #2 ENGINE. GROUNDED - YES. CONFIRMED ENG # 2 EGT TEMP EXCEEDANCE PER TASK 71-00-00-740-801-F00 EGT RED LIMIT PEAK 969.0 C RED 950.0 C FOR DURATION OF 37.2 SEC. PERFORMED ISDR ASAA2023062343725Unknown · unknown#2 ENGINE EGT EXCEEDENCE DETERMINED TO BE CAUSED BY FAULTY EGT INDICATION SYSTEM. PERFORMED #2 ENGINE EGT CONNECTOR CLEANING REF AMM TASK 77-21-00-140-801, EEC BITE TEST REQUIRED FOR REPAIR CONFIRMATION. GROUNDED - YES. ENG.2 FAN COWL AND T/R OPENED TO F.O.M ASDR ASAA2023062243777Unknown · unknownREF TC 78273000 #1 ENG DISPLAYS ECONOMIC FAULT 77-20861. THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023052243363Engine · indicationGE DIAGNOSTICS REPORTS #1 ENGINE TREND DATA HAS EXPERIENCED A DECREASE/INCREASE IN DELTA EGT AND DEC/INC IN HOT DAY MARGIN. DELTA FUEL FLOW AND DELTA CORE SPEED REMAIN STABLE. EGT INDICATION ERRORS ARE SUSPECTED. GROUNDED - YES. #1 ENG (S/N 804627) WAS REPLACESDR ASAA2023041442898Probe · faultyWHILE TROUBLESHOOTING (ASA LP 60513904), FOUND T49.5 (S4) PROBE INDICATION ALL DASHES, NO READING ON # 1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED T49.5 (S4) PROBE REF B737-800 AMM 77-21-01/401.SDR SWAA2022122885278Thermocouple · out of rangeDEPARTED ATL ON T/O PASSING 3000FT NR 1 ENGINE OVERHEAT .FOLLOWED QRC QRH REDUCED THRUST STAYED WITHIN LIMITS .LANDED ATL. FOUND NR 1 ENG T49.5 T3&T4 OUT OF RANGE; REMOVED AND REPLACED T3 & T4 THERMOCOUPLES REF AMM 77-21-01 PERFORMED ENGINE RUN OPS NORMAL RUNSDR QR9R2022112200001Sensor · faultedENGINE 1 TEMP. INDICATION GOES OFF AND ON DURING FLIGHT. A TEST FLIGHT EVALUATION REVEALED WHEN AT A HOVER, NUMBER 1 ENG OIL TEMP WAS AT 92 AND DURING CRUISE FLIGHT BACK TO AIRFIELD TEMP DROPPED BACK DOWN TO 88 AND REMAINED. WHEN HOVERING BACK TO PARKING, OIL SDR HALA2022111700293Egt Indication · false activationETOPS-ENG 1 START FAULT, ENG 1 EGT OVERHEAT. ENG 1 TAILPIPE FIRE. PERFORMED VISUAL EXAMINATION AFTER EGT OVERTEMP PER TSM 72-00-00-210-809-A MX FOLLOWING TSM, TEMP WAS SHOWING 783 DEG, FALLS OK WITH IN AMM CHART, CONTINUING WITH EXHAUST INSPECTIONS AND INGITIOSDR ASAA2022102740480Tat Probe · faultedCLIMBING THROUGH 16000 FT VNAV DISCONNECTED. TAT TEMP WAS CLIMBING TO 99 DEGREE AND TO 15 DEGREE CAUSING AT LIM ANNUNCIATOR INTERMITENTLY. ALL ASSOCIATED SYSTEMS WORKED INTERMITENTLY ON RETURN TO SEA. NO MASTER CAUTION OBSERVED. LOSS OF AUTHTHROTTLES VNAV FCC1SDR NACA2022101300001Probe · faultedL ENG EEC LIGHT AND A/T DISCONNECT IN FLIGHT. COMPLETED QRH AND TURNED R EEC OFF AS DIRECTED. PERFORMED EEC MONITOR UNIT BITE, FOUND T2 ENG RANGE MSG. PERFORMED FIM 71-01 FT 823, REMOVED AND REPLACED T2 TEMP PROBE PER AMM 73-21-06. EEC GROUND TEST PER AMM 73-2SDR QR9R20221012001Thermocouple · failedENG #2 FAILED TO START, N1 DID NOT REACH 40% WITHIN 30 SECS ON 2 ATTEMPTS. DURING MTF MOC, #2 ENG START IAW RFM PILOT'S CHECKLIST - STARTING ENGINES PAGE N-19, ENGINE #2 NEEDLE RISE TO 8 FLI WITH TOT RISING TO 625 DEGREES AND THEN HOLDING, N1 RISING TO 26.6 ANSDR SWAA2022101157498None · failed#2 ENGINE OVER TEMP ON CLIMB AT 1000 FT. MAX TEMP NOTED 939 C FOR 10-15 SECONDS / [01] PERFORMED ENGINE BOROSCOPE OF #2 ENGINE HIGH PRESSURE TURBINE AND ALL STAGES OF LOW PRESSURE TURBINES AS PER AMM 72-00-00-200-807-F00 AND 72-00-00-200-808-F00. NO DEFECTS NOSDR ASAA2022100340138Probe · faultyGE DIAGNOSTICS REPORTS #1 ENGINE (SN 962559) TREND DATA SHOWS A DELTA EGT INCREASE. DELTA FUEL FLOW AND CORE SPEED REMAIN STABLE. INDICATION ERRORS ARE SUSPECTED. CNR 20220926002. GROUNDED - YES. REMOVED AND REPLACED T49.5 S3 PROBE SENSOR REF. B737-900 AMM 77-SDR CALA2022082602182None · noneCAPTAIN REPORTS A REJECTED TO AT APPROX 80 KTS FOR A E2 EGT OVER LIMIT. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. AMM77-21-43-700-010. 3 OF 4 PROBES VERY HIGH RESISTANCE. REPLACED ALL 4 EGT PROBES. REF AMMTASKSDR SWAA2022082645704Probe · out of toleranceOVERTEMP #2 ENGINE AFTER TAKEOFF / [01] REF FIM 77-21 TASK 801 AND ACCOMPLISHED EA M-21-177-01860. FOUND T49.5S1 PROBE TO BE OUT OF LIMITS HIGH. ALSO FOUND CJ9 HARNESS CONNECTOR DP0912 BAD. REPLACED T49.5 S1 PROBE AND CJ9 HARNESS REF AMM 77-21-01.SDR SWAA2022082646076None · faultyOVERTEMP #2 ENGINE AFTER TAKEOFF / [01] REF FIM 77-21 TASK 801 AND ACCOMPLISHED EA M-21-177-01860. FOUND T49.5S1 PROBE TO BE OUT OF LIMITS HIGH. ALSO FOUND CJ9 HARNESS CONNECTOR DP0912 BAD. REPLACED T49.5 S1 PROBE AND CJ9 HARNESS REF AMM 77-21-01.SDR ASAA2022072639232Probe · faultyENG #2 EGT RED ON T/O, 960 C FOR 9 SEC. GROUNDED - YES. REPLACED T49.5 PROBE #3 REF B737-900 AMM 77-21-01/401. REPLACED CJ10 HARNESS REF AMM 7321-06/401.SDR ASAA2022072639212Probe · faultyTECHNICAL SERVICES RECEIVED EXCEEDANCE R06 REPORT POSSIBLE EGT EXCEEDANCE ON TAKEOFF FOR #2 ENGINE. GROUNDED - YES. REPLACED PROBE #3 REF B737-900 AMM 77-21-01/401. REPLACED CJ10 HARNESS REF AMM 7321-06/401.SDR CALA2022071801802Connector · carbonedENGINE #1 OVERTEMPERATURE (EXCEPT STARTING) EGT OVER REDLINE.CONNECTORS AND FOUND LOWER LH EGT PROBE CONNECTOR WITH CARBON BUILT UP, SUGGEST CHANGING S3 EGT PROBES THEN PERFORM A POWER ASSURANCE RUN TO VERIFY CORRECTION. REPLACED THERMOCOUPLES S3 AND S4.PREFORSDR ASAA2022071139027Detector · faulty#1 ENGINE S3 EGT SHOWS DASHES. GROUNDED - YES. REMOVED AND REPLACED S3 DETECTOR REF. B737-800 AMM 77-21-01. REMOVED AND REPLACED CJ10 HARNESS REF. AMM 73-21-06.SDR ASAA2022062938917Probe · out of limitsDURING 27K BUMP TAKEOFF AT VR THE #2 ENG EGT TURNED RED AT FIRST THRUST REDUCTION EGT WENT BACK TO NORMAL COLOR. GAGE WAS RED FOR APPROX 25 SECONDS. THIS WAS A NO ENGINE BLEED TAKEOFF. FOLLOWED QRC AND QRH WITH ENGINE RUNNING NORMALLY ALL ENGINE INDICATIONS RESDR ASAA2022062338809Egt Indication · reads highREF TSR712579 ENG # 1 HAD AN EGT EXCEEDANCE ON TAKEOFF PEAK 968 FOR 25 SEC AT AN ALT 5392. GROUNDED - YES. ACCOMP LPT-1 BORESCOPE PER B737-800 AMM 72-00-00-200-808-F00 NO DAMAGE NOTED. ACCOMPLISHED B737-800 FIM TASK 71-06 TASK 805 ENGINE OVERTEMPERATURE EGT OVSDR A6WA202206208193Engine · overtempAT APROX 80 KTS THE RH ITT WENT RED LINE AT 900 DEG PLUS. REDUCED THROTTLE TO IDLE, ABORTED TO. RH ENG ITT RETURNED TO NORMAL IAT IDLE. BTMS READ 9557. INTERROGATED MDC NO EXCEEDANACES SHOWN THIS DATE. ***AIRCRAFT REMOVED FROM SERVICE *** C/W ENGINE INSPECTSDR CALA2022062001544Engine · overtempREJECTED TAKEOFF APROXIMATELY 110KTS DUE RED EGT ENGINE 2 INDICATION #2 ENG EXCEEDANCE WAS 950 DEGREES CELSIUS FOR 4 SECONDS, PEAKED OPENED ENGINE FOR BORESCOPE REF AMM 72-00-00-200-807-F00 AND ACP BOROSCOPES USING AMM72-00-00-200-807F00, AND AT 980 DEGREES CESDR AALA202206155177Probe · inoperativeAIRCRAFT WAS GROUNDED: REJECTED TAKEOFF GOING THROUGH 80 KNOTS DUE TO NUMBER 1 ENGINE NOT REACHING COMMANDED ENGINE PRESSURE RATIO. REMOVED AND REPLACED NUMBER 1 ENGINE P20/T20 PROBE PER AMM 73-21-16.SDR ASAA2022060838625Egt Indication · inoperative#1 ENGINE EGT EXCEEDANCE FOUND (REF ASA LOG PAGE# 60463073). #1 EGT INDICATION SYSTEM FAULTY AND PERFORMED EGT CLEANING REF B737-800 AMM 77-21-00-140-801. GROUNDED - YES. NO RECENT OR FAULT HISTORY FAULTS LOGGED ON #1 ENGINE. THIS PLT DEFERRAL CLEARED.SDR ASAA2022060338577Egt Indication · false indication#1 ENG EGT BOX RED FOUND ON PRE-FLIGHT. GROUNDED - YES. PERFORMED B737-900 FIM 71-06 TASK 805 F. VERIFIED EEC BITE TEST ON #1 ENG ESN 658-273 GOOD NO FAULTS VERIFIED, NO FAULTS MSG LOGGED. THIS CLEARS PLT.SDR CALA2022053001391Egt Indication · overtempLEFT ENG EGT OVERTEMP ON TAKEOFF. 961 FOR 28 SECONDS. STAYED WIT HIN LIMITS AT TH REDUCTION PARAGRAPH 5 B REQUESTING A D.I.P TO BE ACCOMPLISHED WITHIN FIVE DAYS. REF AMM 71-00-00-800-804-F00 PARAGRAPH 5F PERFORMED EEC BITE TEST, NO FAULTS FOUND , ENGINE EXCEEDSDR ASAA2022042538156Unknown · unknownBLANK RED BOX ON #2 ENG AFTER ENGINE SHUTDOWN. GROUNDED - YES. PER B737-900 FIM 71-06 TASK 805 ACCOMPLISHED EGT CLEANING REF B737-900 AMM 77-21-00. EGT T495 TEMPS BEFORE CLEAN, S1-228.97, S2- 208.75, S3- 207.46, S4- 229.80. EGT T495 TEMPS AFTER CLEAN, S1- 114.SDR ASAA2022041237988Probe · faulty#1 ENG SHOWING EGT EXCEEDANCE. GROUNDED - YES. VERIFIED ENG #1 EXCEEDANCE REF B737-900 AMM 71-00-00-740-801. ACCOMP EEC BITE ON ENG #1 REF B737-900 FIM 73-00 TASK 801. RECORDED BOTTOM LEFT EGT SIGNAL OUT OF RANGE LAST 10 FLT LEGS. ACCOMP FIM 77-21 TASK 803 TEMSDR ASAA2022041237963Probe · faultyGE DIAGNOSTICS REPORTS THE #1 EXPERIENCED AN EGT EXCEEDANCE DURING TAKEOFF THAT MAY HAVE EXCEEDED THE TRANSIENT AREA LIMITS. PEAK EGT RECORDED ON REPORT 06 WAS 959C FOR #1 ENGINE. DURING TAKEOFF. (FLIGHT PHASE 4.) GROUNDED - YES. ENGINE 1 - EGT TIME 0:00:04 PSDR YENA2022041100353Thermocouple · failedFLT#276, SJU-EWR. (AIRCRAFT PERFORMED AN AIR TURN BACK TO SJU). ' DURING CLIMBOUT ENG 1 EGT WAS SHOWING 134*C AT CLIMB POWER LEVER OFF FL 300. EGT FLUCTUATED BETWEEN 134-444 ENG1 OIL PRESSURE 213-230 PSI ENG 2 PARAMETERS EGT 444*C ENG 2 OIL PRESSURE 268 PSI; SDR ASAA2022040838047None · degradedON T/O IN SAN WITH 27K BUMP T/O, EGT ENG #1 EXCEEDED MAX LIMIT FOR 4-5 SECONDS WITH PROPER T/O SETTING. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE T49.5 S4 PROBE PER B737-800 AMM 77-21-01. PERFORMED EEC TEST PER AMM 73-21-00-700-804-F00,(AS REQUESTED PER PSDR ASAA2022040737946None · leakingON TAKE OFF, OBCE AIRBORNE, THROUGH FIRST POWER REDUCTION, BOTH ENG #1 AND ENG# 2 EGT EXCEEDED REDLINE AND EGT TURNED RED UNTIL POWER REDUCTION AT APROX 1000 FT AGL 26K MAX TAKEOFF. GROUNDED - YES. PERF POWER ASSURANCE CK REF B737-800 AMM TASK 71-00-00-700-813SDR ASAA2022021537439Probe · faulty#1 ENGINE BITE TEST SHOWS MESSAGE #77-20861 "THE BOTTOM LEFT EGT SIGNAL (T49.5 S-3) IS OUT OF RANGE" ON 0-10 FLIGHT LEGS. GROUNDED - YES. REPLACED S3 T49.5 PROBE ON #1 ENGINE REF AMM 77-21-01/401, PER AMM 71-00-00-800-811-F00 POWERPLANT TEST REF TABLE ACCOMPLISDR SWAA2022021470998Thermocouple · faultyAFTER T.O. APPROXIMATELY 200 FT NOTICED #1 ENGINE APPROACHING REDLINE ON EGT. THIS WAS A REDUCED THRUST T.O. HAD TO MANUALLY REDUCE THRUST TO KEEP FROM EXCEEDING EGT LIMIT. ALL OTHER ENGINE PARAMETERS APPEARED NORMAL. / [01] PERFORMED FIM TASK 71-06 TASK 807. SDR AALA202201051704None · noneAIRCRAFT WAS GROUNDED: PRIOR TO 80 KNOTS, RIGHT ENGINE OVER TEMPERATURE, TAKEOFF ABORTED, RETURNED TO GATE. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)SDR ASAA2021120836883Unknown · unknownRED EXCEEDANCE BOX ON #2 EGT - EGT TEMP DISPLAY BOX IS RED. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 71-06 TASK 805 REF LP 60312482, S4 PROBE CLEANING. ACCOMPLISHED TEST 5 POWER ASSURANCE CHECK REF B737-800 AMM 71-00-00-700-813-F00, WITHIN LIMITS.SDR ASAA2021120836882Unknown · unknownMAINT MSG 77-20861 {BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE - LONG TIME FAULT (450 FLT HRS) DEFERRAL PER T/C 78273000. GROUNDED - YES. FOUND S4 EGT READING TO HAVE DASHES. ACCOMPLISHED T49.5 AND EGT SYSTEM INSPECTION REF B737-900 AMM 77-21-01-200-801-FSDR ASAA2021112236750None · none#2 ENGINE EGT BOX IS RED. GROUNDED - YES. ACCOMPLISHED INSPECTION PER B737-800 AMM 71-00-00-800-804-F00 - #2 ENGINE EGT EXCEEDENCE FOR FLIGHT LEG #35 WAS 1.6 SECONDS WITH PEAK TEMP 960 DEGREES. PER AMM FIGURE 603, THIS IS AN "AREA A" EXCEEDANCE. ACCOMPLISHED VSDR AALA202111230196None · noneAIRCRAFT WAS GROUNDED: ABORTED TAKEOFF DUE TO #2 ENGINE EGT EXCEEDANCE WHEN TAKEOFF THRUST WAS APPLIED. RETURNED TO GATE. ACCOMPLISHED DFDR DOWNLOAD. CONFIRMED NO ENGINE EXCEEDANCE PER AMM 71-00-00-0201 AND 71-00-00-710-012-C. OK FOR SERVICE.SDR QR9R20211022006Probe · no indicationENGINE #2 OIL TEMP INDICATOR STOPPED DISPLAYING THE OIL TEMP (NO INDICATION AT ALL) NEAR THE END OF RUN UP JUST BEFORE PLANNING TO PICK UP TO HOVER.SDR QR9R20211012004Probe · false indicationDURING RUN-UP, NO ENGINE OIL TEMP READING ON #2. DURING T/F MOC, #2 ENGINE OIL TEMP INDICATION WAS STABLE UP TO 90 DEGREES, THEN RAPIDLY ROSE UNTIL THE TEMP INDICATION DISAPPEARED, GIVING A FALSE 0 TEMP INDICATION. MAINTENANCE REPLACED #2 ENGINE OIL TEMP PROBESDR AALA202110118169Probe · faultyAIRCRAFT WAS GROUNDED: EGT INCREASED RAPIDLY INTO AMBER RANGE ON RH ENGINE DURING CLIMB, CREW THROTTLED BACK TO AVOID REDLINE; FLIGHT DECLARED EMERGENCY AND DIVERTED TO LAS. REPLACED S1, S2, S3, AND S4 EGT PROBES (AALA202110113172, AALA202110112201, AALA202110SDR AALA202110113172Probe · faultyAIRCRAFT WAS GROUNDED: EGT INCREASED RAPIDLY INTO AMBER RANGE ON RH ENGINE DURING CLIMB, CREW THROTTLED BACK TO AVOID REDLINE; FLIGHT DECLARED EMERGENCY AND DIVERTED TO LAS. REPLACED S1, S2, S3, AND S4 EGT PROBES (AALA202110118169, AALA202110112201, AALA202110SDR AALA202110112201Probe · faultyAIRCRAFT WAS GROUNDED: EGT INCREASED RAPIDLY INTO AMBER RANGE ON RH ENGINE DURING CLIMB, CREW THROTTLED BACK TO AVOID REDLINE; FLIGHT DECLARED EMERGENCY AND DIVERTED TO LAS. REPLACED S1, S2, S3, AND S4 EGT PROBES (AALA202110113172, AALA202110118169, AALA202110SDR AALA202110119569Probe · faultyAIRCRAFT WAS GROUNDED: EGT INCREASED RAPIDLY INTO AMBER RANGE ON RH ENGINE DURING CLIMB, CREW THROTTLED BACK TO AVOID REDLINE; FLIGHT DECLARED EMERGENCY AND DIVERTED TO LAS. REPLACED S1, S2, S3, AND S4 EGT PROBES (AALA202110113172, AALA202110118169, AALA202110
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