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 BAQA088334Sensor · malfunctionedPILOTS REPORTED TEMP SENSOR ASSY TOT SPLITS. POSSIBLE INTERNAL AIR LEAK IN TEMP. COMPENSATOR. REPLACED WITH SERVICEABLE UNIT.SDR 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 SDR HEEA088222Compensator · fluctuatesNR 2 ITT FLUCTUATING. MAINTENANCE REPLACED THE TRIM COMPENSATOR.SDR 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. MAINTENASDR 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, APSDR HEEA086507Harness · failedPROBE BECAME UNSOLDERED AT PROBE ATTACH NUT AND CAME OUT OF ENGINE.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.SDR 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.SDR 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 VERNATHERSDR HEEA083291Indicator · fluctuatesTOT INDICATOR FLUCTUATES, SOMETIMES DROPPING TO ZERO.SDR HEEA083290Indicator · malfunctionedTOT INDICATOR TEST LIGHT INOPERATIVE. REPAIRED.SDR HEEA083289Indicator · stickingTOT INDICATOR STICKS/HANGS AROUND 300 DEGRES DURING ENGINE STARTS. REPAIRED.SDR HEEA083288Indicator · inoperativeTOT INDICATOR INOPERATIVE. REPAIRED.SDR HEEA083256Indicator · reads highFOUND INDICATOR READING 20 DEGREES HIGH. REPAIRED.SDR GLBA2002211Thermocouple · faultyLT ENGINE TEMP LIMITED. REMOVED AND REPLACED THERMOCOUPLE, OPS CHECK GOOD.SDR 2002F01124Indicator · fluctuatesFLIGHT NUMBER 538, DURING CRUISE, LEFT ENGINE INDICATOR FLUCTUATES, STANDBY ENGINE INDICATOR ALSO ABNORMAL.SDR 111512Gauge · stuckTGT WAS RAISING TO 540 WHEN THE ENGINE WAS SHUT DOWN. THE TGT GAUGE BECAME INOP. THE GAUGE STUCK.SDR 000188Warning System · activatedRIGHT ENGINE O/T WARNING. GROUND RAN AT T/O POWER AND ALL OPS CHECK GOOD.SDR 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. MAINTENASDR COMA0260466EngineFLIGHT 5596 TAKE OFF ABORTED DUE TO RIGHT HAND ITT 900 DEG.COULD NOT DUPLICATE NO DEFECTS FOUND, COMPLIED WITH RTO INSPECTION.SDR 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/OFFSDR 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.SDR GLBA2002077Probe · out of adjustRIGHT ENGINE TEMP LIMITED. ADJUSTED TRIM PROBE, OPS CHECKED SATISFACTORY.SDR HEEA079328Indicator · intermittentNR 2 T5 INDICATOR INSTRUMENT LIGHT FLICKERS INTERMITTENTLY. REPLACED WITH SERVICEABLE PART.SDR 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.SDR HEEA079465Indicator · malfunctionedOVERTEMP LAMP ILLUMINATED. COULD RESET BUT LAMP WOULD RE-ILLUMINATE WHEN BATTERY SWITCH CYCLED. REPLACED WITH SERVICEABLE PART.SDR HEEA079464Indicator · inoperativeOVERTEMP LAMP ILLUMINATED WHEN BATTERY CYCLED ON. RESET LAMP OFF BUT ILLUMINATED AGAIN. REPLACED WITH SERVICEABLE PART.SDR HEEA079463Indicator · inoperativeINDICATOR WOULD DROP TO ZERO DURING CRUISE FLIGHT THEN RETURN TO NORMAL READINGS.SDR HEEA079462Indicator · failedREADS ZERO WITH T1000 AND BARFIELD. REPLACED WITH SERVICEABLE PART.SDR 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.SDR 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 CONNECSDR HEEA079108Indicator · reads highENGINE TOT READS TEMP HIGH.SDR HEEA079097Indicator · inoperativeITT INDICATOR WOULD NOT INDICATE.SDR HEEA079077Wire Harness · damagedNR 2 ENGINE TEMPERATURE CONNECTOR ON GREEN HARNESS IS CAUSING THE ENGINE TEMPERATURE INDICATOR TO PEG OUT AT VARIOUS TIMES.SDR 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.SDR 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.SDR KBMA113804Gauge · inoperativeTOT GAUGE IS INOPERATIVE. REPLACED WITH SERVICEABLE GAUGESDR 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.SDR R7MR35563Thermocouple · shortedTHERMOCOUPLE, INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR AUS20020078Card · wrong part(AUS) LT TURBINE / STRUT OVERHEAT CARD M10425 WAS INCORRECT PART NUMBER. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART.SDR GLBA2001225Indicator · failed#2 ITT INDICATOR FAILED INFLIGHT, REPLACED OPS CHECKED SYSTEM SATISFACTORYSDR R7M2002F00027Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR R7M2002F00026Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 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.SDR R7M2002F00015Thermocouple · shortedTHERMOCOUPLE HAS AN INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR LS1R075924Indicator · inaccuratePART IS INACCURATE.SDR 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. , nSDR 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. , nSDR 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.SDR 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 LIM
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