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.

SDR BAQA088334Sensor · malfunctionedPILOTS REPORTED TEMP SENSOR ASSY TOT SPLITS. POSSIBLE INTERNAL AIR LEAK IN TEMP. COMPENSATOR. REPLACED WITH SERVICEABLE UNIT.Aug 6, 2003 · N39181 · Bolkms BK117A3SDR IXXA0300049OSensor · damagedDURING FLIGHT FROM KBWA TO KTOL THE NR 1 ENGINE EGT ROSE ABNORMALLY. RETARDED THROTTLE, N1.N2, AND FUEL FLOW FOLLOWED. CREW DID A PRECAUTIONARY SHUTDOWN AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE EGT PIGTAIL IAW ALL Jul 24, 2003 · N823BX · Doug DC871FSDR HEEA088222Compensator · fluctuatesNR 2 ITT FLUCTUATING. MAINTENANCE REPLACED THE TRIM COMPENSATOR.Jul 22, 2003 · N3893L · Bell 412SDR MALA030330Indicator · failedDURING FLIGHT 3056, CREW REPORTED LT ITT GAUGE WAS FLUCTUATING. INFLIGHT LEFT ITT GAUGE WENT TO ZERO FOR APPROXIMATELY 2 MINUTES. RETURNED TO NORMAL READING ON ITS OWN. ALL OTHER LEFT ENGINE INDICATIONS WERE NORMAL ENTIRE TIME. AIR RETURN TO MEM. MAINTENAJul 3, 2003 · N437XJ · Saab 340BSDR USAABB03082Warning Light · illuminatedEN ROUTE, CREW NOTED HIGH EGT AND LOW OIL PRESSURE ON RIGHT ENGINE. CREW REDUCED THRUST TO IDLE POWER. FLIGHT DIVERTED TO YHZ AND LANDED WITHOUT FURTHER INCIDENT. INFORMATION ON THE FDR SHOWED THAT THE FUEL FLOW TO THE ENGINE DROPPED TO ZERO ON APPROACH, APMay 23, 2003 · N651US · Boeing 7672B7SDR HEEA086507Harness · failedPROBE BECAME UNSOLDERED AT PROBE ATTACH NUT AND CAME OUT OF ENGINE.May 21, 2003 · N974AE · Aerosp AS355*SDR AUS20030389Probe · separated(AUS) LT ENGINE T1 PROBE SHEARED. PROBE ENTERED ENGINE CAUSING DAMAGE TO SPINNER, FAN BLADES AND BYPASS STATORS. SUSPECT PROBE SHEARED DUE TO FOD. SMALL PIECES OF YELLOW PLASTIC MATERIAL WERE FOUND IN THE CORE STATOR VANES UPON ENGINE DISASSEMBLY.Apr 2, 2003 · Cessna 550SDR 116933Indicator · failedDURING TAKEOFF, FLIGHT NR 9450 HAD A LOSS OF INDICATION ON THEIR ITT AND TORQUE INDICATORS ON THE LEFT. AIRCREW RETURNED THE AIRCRAFT TO TTN.Mar 21, 2003 · N152CQ · Saab SF340ASDR 2003F00222Probe · malfunctionedBIL - FLT 2565 - NR 2 ENGINE OIL TEMP WAS HIGH DURING CLIMB-OUT. CREW RETUREND TO STATION. INDICATION SYSTEM MALFUNCTION. REPLACED TEMP PROBE DUE TO SUSPECTED OIL INFILTRATION FROM CANNON PLUG SIDE, REPAIRED OIL TEMP BULB CANNON PLUG, AND REPLACED VERNATHERFeb 5, 2003 · N853LS · Frchld SA227DCSDR HEEA083291Indicator · fluctuatesTOT INDICATOR FLUCTUATES, SOMETIMES DROPPING TO ZERO.Jan 9, 2003 · N6251X · Bell 206L3SDR HEEA083290Indicator · malfunctionedTOT INDICATOR TEST LIGHT INOPERATIVE. REPAIRED.Jan 9, 2003 · N31077 · Bell 206L3SDR HEEA083289Indicator · stickingTOT INDICATOR STICKS/HANGS AROUND 300 DEGRES DURING ENGINE STARTS. REPAIRED.Jan 9, 2003 · N3116L · Bell 206L3SDR HEEA083288Indicator · inoperativeTOT INDICATOR INOPERATIVE. REPAIRED.Jan 9, 2003 · N31077 · Bell 206L3SDR HEEA083256Indicator · reads highFOUND INDICATOR READING 20 DEGREES HIGH. REPAIRED.Jan 8, 2003 · N21497 · Bell 206L3SDR GLBA2002211Thermocouple · faultyLT ENGINE TEMP LIMITED. REMOVED AND REPLACED THERMOCOUPLE, OPS CHECK GOOD.Dec 28, 2002 · N255GL · Beech 1900DSDR 2002F01124Indicator · fluctuatesFLIGHT NUMBER 538, DURING CRUISE, LEFT ENGINE INDICATOR FLUCTUATES, STANDBY ENGINE INDICATOR ALSO ABNORMAL.Dec 18, 2002 · N551TZ · Boeing 75733NSDR 111512Gauge · stuckTGT WAS RAISING TO 540 WHEN THE ENGINE WAS SHUT DOWN. THE TGT GAUGE BECAME INOP. THE GAUGE STUCK.Nov 11, 2002 · N227GA · Gulstm G1159SDR 000188Warning System · activatedRIGHT ENGINE O/T WARNING. GROUND RAN AT T/O POWER AND ALL OPS CHECK GOOD.Aug 15, 2002 · N140 · Saab SF340ASDR AWXA200200718Engine · malfunctionedON TAKEOFF FROM FLL EN ROUTE FOR PHX NR 1 ENGINE HAD LOW EPR, EPR AT 1.32 CHARTED EPR WAS 1.40, ABORTED TAKEOFF. CONTRACT MAINTENANCE AT FLL PERFORMED TEST OF BOTH ENGINES, TESTS WERE NORMAL. PLACED NR 1 ENGINE ON MEL 73-20-04, COND. 1, EPR MODE INOP. MAINTENAAug 11, 2002 · N635AW · Airbus A320231SDR COMA0260466EngineFLIGHT 5596 TAKE OFF ABORTED DUE TO RIGHT HAND ITT 900 DEG.COULD NOT DUPLICATE NO DEFECTS FOUND, COMPLIED WITH RTO INSPECTION.Aug 5, 2002 · N957CA · Cndair CL6002B19SDR MALA020411Indicator · failedON CLIMB AND IN CRUISE OF FLIGHT 2936, RT ENGINE ITT INDICATION. FUNCTIONED INTERMITTANTLY INDICATING BETWEEN 400 AND 700. IRRATICALLY ALL OTHER ENGINE INDICATIONS WERE NORMAL. AIR RETURN TO DTW. MAINTENANCE CND. INSTALLED SERICEABLE RT ITT INDICATOR SN/OFFJul 18, 2002 · N408XJ · Saab 340BSDR COMA0260351Thermocouple · faultyFLIGHT 5640 LT ENG ITT HOT WARNING - ITT FLUCTUATED FROM NORMAL TO OVER 900 DEGREES.REPLACED THE LOW PRESSURE TURBINE ASSY DUE TO DEFECTIVE THERMOCOUPLE ASSY.Jun 2, 2002 · N964CA · Cndair CL6002B19SDR GLBA2002077Probe · out of adjustRIGHT ENGINE TEMP LIMITED. ADJUSTED TRIM PROBE, OPS CHECKED SATISFACTORY.Jun 2, 2002 · N253GL · Beech 1900DSDR HEEA079328Indicator · intermittentNR 2 T5 INDICATOR INSTRUMENT LIGHT FLICKERS INTERMITTENTLY. REPLACED WITH SERVICEABLE PART.May 30, 2002 · N792CH · Skrsky S76ASDR 000147Warning System · malfunctionedRT ENGINE O/T ON TAKEOFF, LT ALPHA VANE LIGHT. CHECKED ALL L/P AND H/P BLEED LINES, PRESSURE TESTED AND FOUND NO LEAKS. RAN ENGINE TO 108 PERCENT TORQUE. ALL PARAMETERS INCLUDING TEMP WITHIN LIMITS.May 29, 2002 · N104 · Saab SF340ASDR HEEA079465Indicator · malfunctionedOVERTEMP LAMP ILLUMINATED. COULD RESET BUT LAMP WOULD RE-ILLUMINATE WHEN BATTERY SWITCH CYCLED. REPLACED WITH SERVICEABLE PART.May 28, 2002 · N6603X · Bell 206L3SDR HEEA079464Indicator · inoperativeOVERTEMP LAMP ILLUMINATED WHEN BATTERY CYCLED ON. RESET LAMP OFF BUT ILLUMINATED AGAIN. REPLACED WITH SERVICEABLE PART.May 28, 2002 · Bell 206B3SDR HEEA079463Indicator · inoperativeINDICATOR WOULD DROP TO ZERO DURING CRUISE FLIGHT THEN RETURN TO NORMAL READINGS.May 28, 2002 · N2275Y · Bell 206B3SDR HEEA079462Indicator · failedREADS ZERO WITH T1000 AND BARFIELD. REPLACED WITH SERVICEABLE PART.May 28, 2002 · N103PH · Bell 206B3SDR AT0200064Engine#1 ENGINE FAILED AT V2 ALL ENGINE PARAMETERS NORMAL EXCEPT EGT AT RED LINE 70% N1 1.4. NO OTHER ASSOCIATED LIGHTS, OIL PRESSURE, AND TEMPERATURE NORMAL. CORRECTIVE ACTION: REMOVED AND REPLACED #1 ENGINE.May 25, 2002 · N845AT · Doug DC932SDR EHA2002F00003Thermocouple · failedAFTER SEVERAL FLIGHTS AND SUBSEQUENT CHANGE OF PILOTS, THERE WAS NO T5 INDICATION DURING ENGINE START ON NR 2 ENGINE. DURING VISUAL INSPECTION IT WAS NOTED THAT A STUD HAD BROKEN OFF OF THE THERMAL COUPLE TERMINAL BLOCK TO WHICH EXTERNAL WIRING HARNESS CONNECMay 24, 2002 · N16974 · Bell 212SDR HEEA079108Indicator · reads highENGINE TOT READS TEMP HIGH.May 21, 2002 · N363BH · Bell 206L3SDR HEEA079097Indicator · inoperativeITT INDICATOR WOULD NOT INDICATE.May 20, 2002 · Bell 412SDR HEEA079077Wire Harness · damagedNR 2 ENGINE TEMPERATURE CONNECTOR ON GREEN HARNESS IS CAUSING THE ENGINE TEMPERATURE INDICATOR TO PEG OUT AT VARIOUS TIMES.May 16, 2002 · N8045T · Bell 214STSDR SWAA020803Connector · erraticAIR TURNBACK, ENG SHUTDOWN, DECLARED EMERGENCY ON TAKEOFF NR 1 ENG EGT INDICATED 1290 DEGREES, COULD NOT STABILIZE ENG, SHUT ENG DOWN. DISCREPANCY WAS DETERMINNED TO BE AN INDICATION PROBLEM. REMOVED AND REPLACED ENG EGT WIRE CONNECTOR PER MM.Apr 15, 2002 · N394SW · Boeing 7373H4SDR IXXA0200013OHarness · crackedAFTER TAKEOFF FROM TOL, THE FLIGHT CREW NOTICED AN ABNORMALLY HIGH ENGINE GAS TEMPERATURE INDICATION ON THE NUMBER FOUR ENGING. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURE AND THE ENGINE WAS SECURED AS PERCAUTIONARY MEASURE AND DISCHARGED ONE FIRE AGENT BOTTLE.Apr 3, 2002 · N820BX · Doug DC871FSDR KBMA113804Gauge · inoperativeTOT GAUGE IS INOPERATIVE. REPLACED WITH SERVICEABLE GAUGEApr 2, 2002 · N188TV · Bell 206BSDR SWAA020687Connector · faultyAIR TURNBACK, DURING CLIMB NR 2 ENGINE EGT WENT TO 1250 AND OVER TEMP LIGHT ILLUMINATED. REMOVED AND REPLACED ELECT DISCONNECT D3302 PER MM.Mar 31, 2002 · N374SW · Boeing 7373H4SDR R7MR35563Thermocouple · shortedTHERMOCOUPLE, INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Feb 18, 2002 · N127HH · Bolkms BK117A4SDR AUS20020078Card · wrong part(AUS) LT TURBINE / STRUT OVERHEAT CARD M10425 WAS INCORRECT PART NUMBER. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART.Feb 5, 2002 · Boeing 767300SDR GLBA2001225Indicator · failed#2 ITT INDICATOR FAILED INFLIGHT, REPLACED OPS CHECKED SYSTEM SATISFACTORYOct 30, 2001 · N254GL · Beech 1900DSDR R7M2002F00027Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Oct 14, 2001 · N625MB · Bolkms BK117A4SDR R7M2002F00026Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Oct 14, 2001 · N625MB · Bolkms BK117A4SDR MALA010742EngineDuring Flight #3071, RH Engine failed 600'AGL after Takeoff. ITT exceeded 1000 degressC. ORH performed. No fire. Maintenance replaced RH Engine with serviceable unit. See Engine Change Task Cards for details. PN CT7-9B, SN/off GE-E785750, SN/on GE-E785181.Oct 5, 2001 · N451XJ · Saab 340BSDR R7M2002F00015Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Sep 28, 2001 · N420MB · Bolkms BK117A3SDR LS1R075924Indicator · inaccuratePART IS INACCURATE.Sep 28, 2001 · N9907K · Bell 206B3SDR DHL2001748001EngineDuring drop in-to keep from exceeding E.G.T. had to reduce thrust, on #1 engine during take-off. Unable to maintain take-off thrust.1) Checked #1 engine E.G.T. indicator and total resistance, all checked good I.A.W. B-727 M.M. 77-21-00.2) Checked #1 E.P.R. , nSep 3, 2001 · N748DH · Boeing 727225SDR 2001748001EngineDuring drop in-to keep from exceeding E.G.T. had to reduce thrust, on #1 engine during take-off. Unable to maintain take-off thrust.1) Checked #1 engine E.G.T. indicator and total resistance, all checked good I.A.W. B-727 M.M. 77-21-00.2) Checked #1 E.P.R. , nSep 3, 2001 · N748DH · Boeing 727225SDR JBXA000315Powerplant · overtemp#1 ENGINE OVERTEMPERATURE/860 DEGREE'S FARENHEIT. CORRECTIVE ACTION: PERFORMED TAY SB 77-1454 IAW TAY 77-1454. CHANGE RESISTOR AFROM CM TO CK. PERFORMED ACCEL AND DECELL CHECKS AND IGV SCHEDULING CHECK IAW TAY 71-00-00.Aug 8, 2001 · N110ML · Fokker F28MK0100SDR AWXA0001921Warning Light · false indicationPHX/ ABORTED TAKEOFF- FLT 271 - ON TAKEOFF ROLL, OVER 70KTS, THE NR 1, ENGINE OVER TEMP LIGHT ILLUMINATED AND EGT WAS INDICATING APPROXIMATELY 920 DEGREES AND THE TAKEOFF WAS ABORTED. THE AIRCRAFT WAS RETURNED TO THE GATE. MAINTENANCE CHECKED THE AMM FOR LIMJul 5, 2001 · N336AW · Boeing 737317
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