JASC 7722

Service difficulty reports · 1,199

Reports filed under 7722 · Engine EGT/TIT 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 = '7722'
  ORDER BY difficulty_date DESC"

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SDR ASAA2019021728257Egt Indication · out of limitsWHILE ACCOMPLISHING T/C 78273000 FOUND #1 ENGINE FAULT , MSG # 77-20871, TOP LEFT EGT SIGNAL (T495S4) IS OUT OF RANGE. GROUNDED - YES. COMPLETED B737-800 FIM 77-21 TASK 804, CLEANED #1 ENG EGT CONNECTORS IAW B737-800 AMM 77-21-00 & 70-70-01. POST ENGINE RUN EEFeb 17, 2019 · N581AS · Boeing 737890SDR ASAA2019012428380Probe · failedREF T/C 78273000- NR 2 ENG MAINT MSG 73-31372 "UPPER EGT SECTORS READING HIGH ECONOMIC FAULT- ETOPS A/C. GROUNDED - YES. REPLACED T49.5 PROBE S4 DUE TO A COLD TEMP OF 221.84 DEG. VS S1- 39.34. REF AMM 77-21-01-400-801-F00. ACCOMPLISHED EEC TEST REF. AMM 71-00-Jan 24, 2019 · N584AS · Boeing 737890SDR ASAA2019011227773Probe · out of toleranceDIAGNOSTICS HAS ISSUED AN CNR20190105027 FOR NR 2 ENG INCREASE IN DELTA EGT AND A DECREASE IN EGT HOT DAY MARGIN. INDICATION ERROR IS SUSPECT. GROUNDED - YES. REMOVED AND REPLACED TOP LEFT T49.5 S4 PROBE AS PRECAUTIONARY IAW AMM 77-21-01. GROUND VERIFICATION TJan 12, 2019 · N508AS · Boeing 737890SDR ASAA2019011127740Probe · intermittentDIAGNOSTICS REPORTS NR 2 ENGINE TREND DATA SHOWS A SHIFT IN EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. DUE TO HISTORY, REMOVED AND REPLACED THE T49.5 S2 PROBE REF AMM 77-21-01/401. PERFORMED EEC TEST REF AMM TASK 73-21-00-700-804-F00 - OPS CK GOOD.Jan 11, 2019 · N530AS · Boeing 737890SDR CALA2019011200067Probe · out of toleranceINFORMATION ONLY REPORT . ON TAKEOFF AT APPROX 85 KTS NUM 2 EGT 920 EGT CONTINUED TO INCREASE TO 950 CLIMBING TO 160 FOUND (T495S3) BOT LEFT EGT PROBE OUT OF RANGE. R & R T495S3 PROBE ASSY AS PER AMM SEC 77-21-00-810-803-F00. PROBE, THERMOCO OFF 29-7721-9-9001Jan 10, 2019 · N65832 · Boeing 737924ERSDR AALA201811249001Thermocouple · failedPHX FLT 435 EN-ROUTE AUS - PHX. THE AIRCRAFT WAS GROUNDED. AFTER LANDING ENG1 FAIL, EGT RISING RAPIDLY, FOLLOWED ECAM DISCHARGING AGENT 1. EGT NOT OVER 735 DEGREES. FIRE BOTTLE NOT DISCHARGED. MAINTENANCE C/W JOB CARD 26T00072003 HOT SECTION BORESCOPE ANNov 21, 2018 · N651AW · Airbus A320232SDR FDEA201811163266Lead · defectiveAS AUTO THROTTLES WENT TO CLIMB TRUST, NR 1 EGT WENT TO 1018' WITH "ENG 1 EXCEEDANCE" ALERT. C/W MTSI, R&R ALL NR 1 EGT THERMOCOUPLE PROBES AND FWD AND AFT LEADS I/R/T MM 77-21-01-2. RAN ENGINE NR 1 AND NR 3 FOR COMPARISON. ENGINE NR 1 START EGT 560, EGT 375 ANov 16, 2018 · N550FE · Doug MD1010FSDR CALA2018110502298Thermocouple · out of limitsRT ENG EGT LIM EXCEEDED ON CLIMBOUT ...SLIGHT THROTTL REDUC BROU GT TEMP INTO LIMS CJ HARNESS REPLACED, REF L/P 8182160. R+R S4 PROBE IAW AMM 77-21-01-400-801-FOO DUE TO DASHES ON EEC BITE. PERFORMED T49.5 PROBE AND EGT SYS INSP IAW AMM 77-21-01-200-801-F00, ANov 5, 2018 · N73406 · Boeing 737924SDR ASAA2018102626663Not Reported · malfunctionedDIAGNOSTICS REPORTS NR 1 ENGINE TREND DATA SHOWS A SUDDEN DELTA EGT INCREASE AND EGTHDM DECREASE. EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. FOUND S4 RESISTANCE READING HIGH AT 309 OHMS. S1 READING 1.0 OHM. PRECAUTIONARY REMOVED AND INSTALLED NEW S4 PROct 26, 2018 · N402AS · Boeing 737990ERSDR ASAA2018102926644Unknown · malfunctionedWHILE PERFORMING T/C 78273000 FOUND MAINT MSG NR 77-20871 (THE TOP LEFT EGT SIGNAL OUT OF RANGE) FOR NR 1 ENGINE. GROUNDED - YES. CW FIM 77-21 TASK 804 AND TC 78273000. BITE CHECK OF NR 1 AND NR 2 ENGINE SHOWED NO RECENT FAULTS AND NO HISTORY FAULTS. THIS CLEAOct 25, 2018 · N402AS · Boeing 737990ERSDR ASAA2018091026078Sensor · dirtyFOUND FAUL 77-10851 BOTTOM RIGHT S2 EGT SENSOR OUT OF RANGE ECONOMIC FAULT ON NR 1 ENGINE. GROUNDED - YES. ACCOMPLISHED FIM 77-21 TASK 802. PERFORMED EGT CLEANING OF NR 1 ENGINE REF AMM 77-21-00. PERFORMED EEC TEST OF NR 1 ENGINE EEC TEST PASS REF AMM 73-21-00Sep 9, 2018 · N569AS · Boeing 737890SDR ASAA2018090626077Warning System · false activationWHILE PERFORMING TASKCARD 78273000, FOUND FAULT CODE 77-20872, NR 2 ENG, THE TOP LEFT EGT SIGNAL IS OUT OF RANGE, ECONOMIC FAULT, DEFERRED PER TASK CARD 78273000. GROUNDED - YES. DEFERRED PER TASKCARD 78273000, DEFERRAL INTERVAL IS 500 FLT HRS. NR 2 ENGINE FAUSep 6, 2018 · N569AS · Boeing 737890SDR ASAA2018090626075Warning System · false indicationPER T/C 78243000 - FOUND ON NR 2 ENGINE A FAULT 77-10842 TOP RIGHT EGT SIGNAL T495S1 OUT OF RANGE - ECONOMIC FAULT. GROUNDED - YES. DEFERRED PER T/C 78273000 FOR 500 FLT HOURS. REF FIM 77-21 TASK 801 FOR TROUBLESHOOTING. NO FAULTS ON "RECENT FAULTS" NO FAULTS Sep 6, 2018 · N529AS · Boeing 737890SDR ASAA2018080225628Sensor · dirtyFOUND NR 2 ENGINE ECONOMIC FAULT 77-20862 "THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE". GROUNDED - YES. ACCOMPLISHED EGT CLEANING PROCEDURES, BEFORE CLEAN TEMP READS: S1- 126.50, S2- 70.25, S3, S4- 123.12. AFTER CLEAN, TEMPERATURES READS: S1- 65.37, S2- 35.00,Jul 29, 2018 · N557AS · Boeing 737890SDR ASAA2018072125525Engine · dirtyON TAKEOFF FROM LAS AT GEAR RETRACTION NOTICED NR 1 ENG EGT GAUGE RED INDICATING 917 DEG C. REDUCED POWER ON ENGINE TO APPROX 97% N1 AND EGT RETURNED TO NORMAL. 27K BUMP TO, 32 DEG C AT KLAS. GROUNDED - YES. ACCOMPLISHED NR 1 ENGINE GAS PATH WASH WITH WATER REJul 21, 2018 · N513AS · Boeing 737890SDR ASAA2018072325490Indication Sys · dirtyWHILE ACCOMPLISHING T/C 78273000 FAULT CODE APPEARED ON NR 1 ENGINE 77-10851, THE BOTTOM RIGHT EGT SIGNAL (T495S2) IS OUT OF RANGE, ECONOMIC MUST BE CORRECTED IN 500 HRS. GROUNDED - YES. PERFORMED FIM 77-05 TASK 801 AND FIM 73-00 TASK 801. FOUND FAULT CODE 77-Jul 17, 2018 · N428AS · Boeing 737990ERSDR SWAA2018071023357Probe · faultyAIR TURNBACK, NR 2 ENGINE RAPID INCREASE ON CLIMB OUT WITH A/T. R&R EXHAUST GAS TEMPERATURE THERMOCOUPLE PROBE PER AMM.Jul 7, 2018 · N7854B · Boeing 73771BSDR ASAA2018062525196Probe · failedNUMBER 1 ENGINE FIRST ATTEMPT ENGINE START HAD WHITE FLASHING BOX EGT. ENGINE SHUTDOWN BY ITSELF. MAX EGT 586C, MAXIMUM N2 GOT TO 455% KALS OAT 39C, POSSIBLE TAILWIND LESS THAN 5KTS. DID QRH PROCEDURE. SECOND ATTEMPT START WAS NORMAL. GROUNDED - YES. ACCOMPLISJun 25, 2018 · N407AS · Boeing 737990ERSDR ASAA2018062425226Probe · dirtyDURING A NR 2 ENGINE BITE TEST, SHOWS ECONOMIC FAULT 77-20872. THE TOP LEFT EGT SIGNAL OUT OF RANGE. ACFT GROUNDED. VERIFIED FAULT WAS STILL ACTIVE. ALTERNATE DEACTIVATION APPLIED IAW CHAPTER 5, TABLE 3, ITEM 1. ACCOMPLISHED AN EGT SYSTEM INSPECTION IAW AMJun 24, 2018 · N514AS · Boeing 737890SDR ASAA2018061325045Probe · defectiveNR 1 ENGINE TREND DATA SHOWS AN INCREASE IN DELTA EGT AND DECREASE IN EGT HOT DAY. FUEL FLOW AND CORE SPEED REMAIN STABLE. GROUNDED - YES. PRIOR TO RUNNING THE NR 1 ENGINE, TOOK A LOOK AT THE EGT PROBE READINGS AND OBSERVED THE S4 ALTERNATING FROM DASHES TO REJun 13, 2018 · N516AS · Boeing 737890SDR ASAA2018060925010Warning System · false activationNR 2 ENG BITE TEST SHOWS ECONOMIC FAULT 77-20872THE TOP LEFT EGT SIGNAL IS OUT OF RANGE (T495S4). GROUNDED - YES. PERFORMED EEC FAULT HISTORY BITE TEST IAW AMM 73-21-00. FOUND NO FAULTS. NO CURRENT FAULT SHOW. T49.5 PROBE SENSOR DATA IS AS FOLLOWS. T495S1-147.Jun 9, 2018 · N508AS · Boeing 737890SDR ASAA2018053024903Probe · defectiveWHILE ACCOMPLISHING T/C 78273000, FOUND ECONOMIC FAULT MSG 77-20871 THE TOP LET EGT SIGNAL (T495S4) IS OUT OF RANGE ON NR 1 ENG. GROUNDED - YES. DEFERRED MAINTENANCE FOR 500 FLT HRS PER T/C 78273000. REF FIM 77-21 TASK 804, INITIAL EVALUATION COMPLETED STEPS 1May 30, 2018 · N516AS · Boeing 737890SDR ASAA2018052824832Probe · out of limitsDIAGNOSTICS REPORTS NR 1 ENGINE TREND DATA SHOWS A DELTA EGT INCREASE AND EGTHDM DECREASE. EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. ACCOMPLISHED 78273000, MAINT MESSAGE 77-20871 (T495S4 OUT OF RANGE) ALL LEGS. PRE-CLEAN VALUES: S1 116.22, S2 67.20, SMay 28, 2018 · N596AS · Boeing 737890SDR ASAA2018050624560Unknown · malfunctionedFOUND RECENT FAULT ON ENGINE NR 2. FAULT 77-10852, THE BOTTOM RIGHT EGT SIGNAL (T49552) IS OUT OF RANGE. ECONOMIC FAULT. DEFERRED PER T/C 78273000. GROUNDED - YES. REFB737-800 FIM 77-21 TASK 802 FOR TROUBLESHOOTING. NO RECENTS FAULTS STORED. EEC TEST PASSED. PMay 6, 2018 · N585AS · Boeing 737890SDR ASAA2018050224491Unknown · malfunctionedACCOMP T/C 78273000 NR 2 ENG. RECORDED FAULT CODE 77-10852 THE BOTTOM RIGHT EGT SIGNAL IS OUT OF RANGE. LONG-TIME FAULT. GROUNDED - YES. DEFERRED MAINT PER T/C 78273000 TO PERFORM CORRECTIVE ACTION WITHIN 450 FLT HRS. ON RECHECK NR 2 ENG FAULT NO LONGER ACTIVEMay 2, 2018 · N403AS · Boeing 737990ERSDR 7C7A2018050200402Indication Sys · activatedAUTOMATED ENGINE MONITORING SYSTEM HAS REPORTED OVER-TEMPERATURE IN DEPARTURE OUT OF YYC. EXCEEDED 816C FOR 104 SECONDS.May 2, 2018 · N880EA · Dhav DHC8106SDR ASAA2018031924013Probe · dirtyPERFORMED TC 78273000 AND FOUND NR 2 ENG ECONOMIC MSG NR 77-20862, THE BOTTOM LEFT EGT SIGNAL (T496S3) IS OUT OF RANGE. ACFT GROUNDED. PERFORMED B737-800 FIM 77-21 TASK 803 FOUND NR 2 ENGINE S3 OUT OF LIMITS. CLEANED THE NR 2 ENGINE S3 PROBE IAW AMM 77-21-0Mar 19, 2018 · N577AS · Boeing 737890SDR ASAA2018031723981Egt Indication · out of toleranceECONOMIC FAULT MSG NR: 77-10852 THE BOTTOM RIGHT EGT SIGNAL (T495S2) IS OUT OF RANGE. FLIGHT LEG 3. ACFT GROUNDED. ACCOMPLISHED FIM 77-21 TASK 802. FAULT IS NO LONGER ACTIVE. T49.5, S1-S4 TEMPS ARE LESS THAN ONE DEGREE DIFF. WELL WITHIN THE 25 DEG LIMITS.Mar 17, 2018 · N440AS · Boeing 737990ERSDR ASAA2018031723980Egt Indication · out of toleranceDURING ACCOMPLISHMENT OF TC 78273000, THE FOLLOWING FAULT DISPLAYED FOR NR 2 ENGINE. MSG NR 77-20862. BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE (T495S3). FLT LEG 1 AND 2. FAULT TIME IS ECONOMIC. ACFT GROUNDED. ENGINE SHOWS NO FAULTS OR FAULT HISTORY. BITE TEST DMar 17, 2018 · N533AS · Boeing 737890SDR ASAA2018031723979Egt Indication · out of toleranceFAULT CODE APPEARED ON THE NR 2 ENGINE, FAULT CODE 77-20862, BOTTOM LEFT EGT SIGNAL, T495S3 IS OUT OF RANGE. ACFT GROUNDED. T49.5 S3 PROBE CHANNEL B FAULTING AND SHOWS DASHES ON INPUT MONITORING. FAULTS SHOWN ON EVERY LEG. J10 HARNESS RANG OUT WITH NO RESULMar 17, 2018 · N530AS · Boeing 737890SDR ASAA2018030723776Egt Indication · out of limitsFMC REPORTS NR 2 ENGINE HAS ECONOMIC FAULT MSG 77-10842, THE TOP RIGHT EGT SIGNAL (49.5 S1) IS OUT OF RANGE. GROUNDED - YES. ON DEFERRAL.Mar 3, 2018 · N413AS · Boeing 737990ERSDR ASAA2018030223767Egt Indication · out of limitsWHILE ACCOMPLISHING T/C 78273000, FOUND THE NR 1 ENGINE ECONOMIC FAULT CODE 77-20871, TOP LEFT EGT SIGNAL T495S4 IS OUT OF RANGE. ACFT GROUNDED. EVALUATION INPUT MONITORING OF T49.5 SYSTEM FOR PROBE S4 SHOWS BLANK WITH NO DISPLAY VALUE. PERFORMED 77-21 / 8Mar 2, 2018 · N408AS · Boeing 737990ERSDR ASAA2018030223766Egt Indication · false activationWHILE PERFORMING TC 78273000 LEFT ENGINE HAD AN ECONOMIC FAULT MESSAGE, LT 77-10852, THE BOTTOM RIGHT EGT SIGNAL T495S2 IS OUT OF RANGE. ACFT GROUNED. EVALUATION SHOWED NO ACTIVE FAULTS OR ANY FAULTS IN FAULT HISTORY. ALL T49.5 READINGS WITHIN LIMITS. ALL TEMar 2, 2018 · N596AS · Boeing 737890SDR ASAA2018022023613Indication Sys · defectiveWHILE ACCOMPLISHING T/C 78273000 FOUND FAULT 77-20862, THE BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE. NR 2 ENG. GROUNDED - YES. ON DEFERRAL.Feb 13, 2018 · N577AS · Boeing 737890SDR ASAA2018012123279Sensor · faultyFOUND NR 2 ENGINE, ECONOMIC FAULT, MAINT MESSAGE 77-10842 THE TOP RIGHT EGT SIGNAL IS OUT OF RANGE. REMOVED & REPLACED TOP RIGHT EGT SENSOR (S4) REF AMM 77-21-01/401. OPS GOOD. GROUND VERIFICATION SUCCESSFUL. CLEARS PLT.Jan 21, 2018 · N413AS · Boeing 737990ERSDR ASAA2018012023280Egt Indication · reads highFOUND THE NR 1 ENGINE RECENT ECONOMIC FAULT CODE 73-11371, UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. ACCOMPLISHED T/C 78273000, NR 1 ENGINE HAS NO FAULTS ACTIVE.Jan 20, 2018 · N597AS · Boeing 737890SDR ASAA2017122923062Indication Sys · out of toleranceFOUND ECONOMIC FAULT ON NR 1 ENGINE. 77-20871 TOP LEFT EGT SIGNAL T495S4 IS OUT OF RANGE. ACFT GROUNDED. EEC BITE DONE IAW FIM 73-00 TASK 801, NO ACTIVE FAULTS, NO FAULT HISTORY. EEC TEST DONE IAW AMM 73-21-00-700-804, NO FAULTS FOUND, TEST PASSED. T49.5 INDec 29, 2017 · N408AS · Boeing 737990ERSDR ASAA2017122923061Indication Sys · out of toleranceFOUND A NR2 ENGINE FAULT MESSAGE 77-10852, THE BOTTOM RIGHT EGT SIGNAL IS OUT OF RANGE, ECONOMIC FAULT, ACFT GROUNDED. PERFORMED EEC BITE IAW FIM 73-00, TASK 801. NO FAULTS FOUND IN RECENT FAULTS OR FAULT HISTORY. PERFORMED INITIAL EVAL PER FIM 77-21 TASKDec 29, 2017 · N585AS · Boeing 737890SDR ASAA2017122823060Probe · failedWHILE PERFORMING T/C 78273000 FOUND ECONOMIC FAULT MSG 77-10842 THE TOP RIGHT EGT SIGNAL (T49.5S1) IS OUT OF RANGE ON THE NR 2 ENGINE. GROUNDED - YES. PERFORMED FIM 77-21 TASK 801. COMPLETED EGT INDICATION SYSTEM TROUBLESHOOTING AND CONNECTOR CLEANING REF AMM Dec 28, 2017 · N590AS · Boeing 737890SDR ASAA2017122523059Indication Sys · out of tolerancePERFORMED TASK CARD 78273000, NR 2 ENGINE HAS FAULT 77-20862; THE BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE, ECONOMIC FAULT. ACFT GROUNDED. REPLACED EGT TEMP PROBE T495S3 FOR #2 ENGINE REF B737-800 AMM 77-21-01. PERFORMED EEC TEST REF AMM 73-21-00-700-Dec 25, 2017 · N530AS · Boeing 737890SDR ASAA2017112122691Not Reported · dirtyNR 1 ENGINE HAS FAULT MESSAGE 73-21371 UPPER EGT SECTORS READING HIGH, FLIGHT LEGS 8 AND 10. ECONOMIC FAULT, DEFERRED PER T/C 78273000. GROUNDED - YES. REF FIM 73-11 TASK 801 UPPER EGT SECTORS READING HIGH. ENGINE 1 EEC BITE SHOWS NO CURRENT FAULTS OR IN HISTONov 21, 2017 · N559AS · Boeing 737890SDR ASAA2017112122689Not Reported · dirtyNR 1 ENGINE HAS A FAULT MESSAGE 73-11371, UPPER EGT SECTORS READING HIGH, FLIGHT LEGS 7 AND 9, ECONOMIC FAULT. DEFERRED PER TC 78273000. GROUNDED - YES. REF FIM 73-11 TASK 801 UPPER EGT SECTORS READING HIGH. ENGINE 1 EEC BITE SHOWS NO CURRENT FAULTS OR IN HISTNov 21, 2017 · N559AS · Boeing 737890SDR ASAA2017111422635Egt Indication · reads highNR 1 ENGINE HAS FAULT 73-31371, UPPER EGT SECTORS READING HIGH. ECONOMIC FAULT. ACFT GROUNDED. ACCOMPLISHED INITIAL EVALUATION OF B737-800 FIM 73-11 TASK 801 FOR #1 ENGINE. SECTORS 1 & 4 PARAMETERS WITHIN 100 DEGREES OF SECTORS 2 & 3. EEC TEST PASSES WITH NNov 14, 2017 · N597AS · Boeing 737890SDR ASAA2017110822531Egt Indication · out of toleranceWHILE PERFORMING T/C 78273000 FOUND NR 1 ENGINE WITH AN ECONOMIC FAULT 77-20861. THE BOTTOM LEFT EGT SIGNAL T495S3 IS OUT OF RANGE. ACFT GROUNDED. FOUND S3 VALUE READS HIGH. ACCOMPLISHED EGT CONNECTOR CLEANING REF B737-800 AMM 77-21-00, EEC TEST PASSED, ALL Nov 8, 2017 · N506AS · Boeing 737890SDR ASAA2017102822377Egt Indication · faultyDURING ACCOMPLISHMENT OF TASK CARD #78273000 FOUND FAULT 77-20862 THE BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE. ECONOMIC FAULT. DEFERRED PER T/C 78273000 IN THE NR 2 ENGINE. GROUNDED - YES. PERFORMED FMC CDU ENGINE FAULT TASK CARD 78273000. #2 ENGINE HOct 28, 2017 · N557AS · Boeing 737890SDR RJEF20171012001Thermocouple · faultyDURING THE NR 1 ENGINE START, EGT ROSE TO 780°C, INDICATION ON RED. DUE TO THAT SITUATION THE AIRCRAFT RETURNED TO THE GATE FOR MAINTENANCE. MAINTENANCE PERFORMED FAULT ANALYSIS IAW TSM 77-20-00-810-801-B, INSPECTED THE NR 1 ENGINE THERMOCOUPLES, AND FOUNOct 11, 2017 · N687TA · Airbus A320233SDR FDEA201710072878Thermocouple · malfunctionedDURING CLIMBOUT, RECEIVED A LEVEL 1 NR 2 ENGINE EXCEDENCE. NR 2 EGT MOMENTARY BETWEEN 800-900, PULLED NR 2 THROTTLE TO IDLE, EGT DECREASED TO NORMAL. EGT NEEDLE JUMPED WIDELY THROUGH FULL RANGE OF EGT & X INDICATION FOR 30 SECONDS. GAUGE REACHED 1055 DURINGOct 7, 2017 · N315FE · Doug MD1030FSDR RJEF20171005002Indication Sys · malfunctionedDURING TAXI, THE PILOT REPORTED THE NR 1 ENGINE EGT EXCEEDED DURING TAXI TO 720°C, THEN THE TEMPERATURE DROPS TO -10°C, AFTER THAT INDICATION STABILIZED, THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE PERFORMED FAULT ANALYSIS IAW TSM 77-00-00-810-934-A, INSPOct 2, 2017 · N687TA · Airbus A320233SDR ASAA2017091621954Probe · out of limitsWHILE PERFORMING MAINTENANCE, FOUND FAULT MESSAGE 77-10841 FOR THE TOP RIGHT EGT SIGNAL OUT OF RANGE, ECONOMIC ON NR 1 ENGINE, ACFT GROUNDED. REMOVED AND REPLACED NR 1 ENGINE S1 T495.5 PROBE IAW AMM 77-21-01. OPS TESTED NORMAL.Sep 16, 2017 · N471AS · Boeing 737990ERSDR ASAA2017091621953Warning Message · false activationDURING ACCOMPLISHMENT OF T/C 78273000, NR 2 ENGINE HAS ECONOMIC FAULT MESSAGE 73-31372, UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. NO FAULTS LOGGED AT THIS TIME.Sep 16, 2017 · N585AS · Boeing 737890
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