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 GLBA2001141Probe · failedLEFT ENGINE OVERTEMP ON T/O. REPLACED TRIM PROBE.Jul 3, 2001 · N195GL · Beech 1900DSDR HEEA073388Bulb · failedPRESSURE INDICATION READS ZERO.Jun 8, 2001 · N740PH · Bell 407SDR CA010511021Harness · inoperative(CAN) CREW ABORTED TAKEOFF DUE TO NR 2 ENGINE OVER TEMPERATURE. MAINTENANCE FOUND ITT THERMOCOUPLE HARNESS PARTIALLY INOPERATIVE. REPLACED HARNESS. NO FURTHER FAULTS FOUND. AIRCRAFT RETURNED TO SERVICE.Apr 29, 2001 · Cndair CL6002B19SDR SIMA20010682SensorALB - FLT 5142 - AFTER TAKEOFF CREW REPORTED RIGHT TAIL PIPE HOT LIGHT CAME ON. CREW RETARDED POWER LEVER AND LIGHT WENT OUT, 30 SECONDS LATER LEFT TAIL PIPE HOT LIGHT CAME ON, POWER LEVER WAS RETARDED BUT LIGHT STAYED ON. MAINTENANCE FOUND HIGH RESISTANCE OMar 9, 2001 · N238AE · Saab 340BSDR MALA010257Clamp · misalignedDURING FLIGHT 3322, THE RT ENGINE RUNNING EXCESSIVELY HOT 80-84 PERCENT RPM RANGE. AVOIDED ALL ENGINE INDICATIONS NORMAL BESIDES ITT. MAINTENANCE INSPECTED RT ENGINE. FOUND HIGH PRESS BLEED CLAMP MISALIGNED, INSTALLED NEW CLAMP. INSPECTED INLET, NO DEFECTSFeb 28, 2001 · N430XJ · Saab 340BSDR MALA010149Connector · looseNR 2 ITT FLUCTUATING BOTH READOUTS. RT ENGINE ITT NEEDLE AND NUMBERS ARE BOUNCING 75-100 DEGREES. ALL OTHER ENGINE PARAMETERS ARE NORMAL. AIR TURNBACK TO DTW. MAINTENANCE FOUND YELLOW HARNESS (ITT INDICATION) CANNON PLUG LOOSE AT ECU. TIGHTENED AS NEEDED,Jan 29, 2001 · N410XJ · Saab 340BSDR RAIA0012055Thermocouple · failed5396-EWR-DURING TAXI OUT RIGHT HAND ENGINE EXHAUST GAS TEMPERATURE BECAME (EGT) ERRATIC. MAINTENANCE REMOVED AND REPLACED EGT THERMOCOUPLE IAW ALLIED SIGNAL MM77-20-10.Dec 23, 2000 · N564HK · Jetair JETSTM4101SDR DHL2000743001Indicator · unserviceableNR 2 EGT READ BELOW 0 ON PUSH BACK JUST BEFORE START. NO START ATTEMPTED. RETURNED TO THE BLOCKS. R & R NR 2 EGT INDICATER, CHKS OK PER M/M 77-21-51.Dec 19, 2000 · N743DH · Boeing 727225SDR DHL2000701007Indicator · malfunctionedNR 2 EGT HIGH AFTER T/O. CLIMB THRUST SET, HAD TO PULL BACK THRUST LEVER ENGINE NR 2 TO KEEP EGT FROM EXCEEDING LIMITS. ENG NR 2 THRUST REDUCED TO EPR 1.58, N1 82.2, EGT 505, N2 87.8, F/F 4500 LBS. REMOVED AND REPLACED NR 2 EGT INDICATOR WITH SERVICEABLE EGNov 8, 2000 · N701DH · Boeing 72730CSDR MALA000656Controller · failedLT DUCT OVERTEMP AFTER T/O. RETURNED TO MSP DUE TO ICING CONDITIONS. ON T/O TURNED LEFT AND BLD TO AUTO GOV OVERTEMP. DUCT IN MANUAL AND AUTO MODE PER ORH RESET LT BLD. TWICE COULD NOT CONTROL TEMP, LT BLD TO CLOSED POSITION. MAINTENANCE REPLACED LT DUAL Nov 3, 2000 · N445XJ · Saab 340BSDR JBXA000211Connector · dirtyFLT 7 RDU/BOS - NR 1 ENG TGT INDICATES LARGE FLUCTUATIONS IN ALL PHASES OF FLIGHT. FUEL FLOW ON NR 1 INDICATES 300 - 400 LBS HIGHER THAN NR 2 ON HIGH POWER SETTINGS. CLEANED TGT TEST PORT CANNON PLUG IAW F100 MM 77-45-00. PERFORMED ENGINE POWER RUN IAW F1Nov 2, 2000 · N104ML · Fokker F28MK0100SDR SIMA3061Indicator · malfunctionedMIA - FLT 5269 - NR 1 ITT GAUGE DIGITAL AND ANALOG SHOW FLUCTUATING AND SOMETIMES NO INDICATION. REMOVED AND REPALCED THE NR 1 ENGIEN ITT INDICATOR AND RESECURED LOOSE WIRE ON THE NR 1 ENGINE T-6 THERMOCOUPLE AT THE 9 O-CLOCK POSITION. (M)Nov 1, 2000 · N431AT · Aerosp ATR72212SDR MALA000573Display · malfunctionedJUST AFTER TAKEOFF, NR 4 ENGINE EGT DROP TO ABOUT 50 DEGREES, THEN WOULD NOT READ STABLE FOR ABOUT 10 MINUTES. ENGINE INDICATED 50 DEGREE WARMER AND ON SHUTDOWN AFTER RETURNING TO DTW, THE FADEC FAULT CAME ON. MAINTENANCE REPLACED THE ENGINE DISPLAY PANEL WIOct 9, 2000 · N525XJ · Bac AVRO146RJ100SDR SWAA001656Connector · looseABORTED TAKEOFF. NR 2 ENGINE EGT INDICATOR ERRATIC. CLEANED AND SECURED NR 2 ENG EGT INDICATOR CONNECTOR D1208. OPS CHECK GOOD PER MM.Sep 4, 2000 · N370SW · Boeing 7373H4SDR MALA000545Isolation Valve · malfunctionedYELLOW HI TEMP LIGHT ILLUMINATED IN FLIGHT. RETURNED TO MEMPHIS. MAINTENANCE REPLACED YELLOW ISOLATION VALVE IAW AVRO AMM 29-10-14 (201) (P/N HTE9531-3). OPS CHECK GOOD. HI TEMP LIGHT REMAINED EXTINGUISHED USING BOTH ENGINE AND A/C PUMPS.Aug 30, 2000 · N501XJ · Bac AVRO146RJ85ASDR MALA000539Indicator · malfunctionedLEFT ENGINE OVERTEMP LIGHT ILLUMINATED ON TAKEOFF. MAINTENANCE VERIFIED OVERTEMP LIGHT COMING ON EARLY USING TT1000A TEST BOX. REMOVED ITT INDICATOR PN523347, INSTALLED SERVICABLE TEMP INDICATOR. ITT INDICATOR AND OVERTEMP LIGHT OP CHECK GOOD.Aug 24, 2000 · N68XJ · Saab SF340ASDR AALA20001356Thermocouple · defectiveHNL - FLT 102 - AFTER TAKEOFF AT FIRST POWER REDUCTION NR 2 EGT WENT FULL OFF SCALE. OVERTEMP LIGHT ILLUMINATED, N1-N2 NORMAL. REPLACED NR 2 THERMOCOUPLE LEAD. ENGINE RUN ACCOMPLISHED. SYSTEM GROUND CHECK NORMAL OPERATION. (M)Aug 20, 2000 · N164AA · Doug DC1030SDR 00FDEA00550Engine · overheatedON T/O, NR 1 ENGINE OVERHEATED (MASTER CAUTION, LEVEL 3 ALERT). REMAIN HIGH UNTIL THROTTLE RETURN TO IDLE, ENGINE SHUTDOWN. NO LEAK AND CRACK NOTED. EGT WITHIN LIMIT PER JRH ENGINE TEST AND CKS PG 608 FIG 3. CLOSED NR 1 ENGINE PER MM 71-1-00. AC OK FOR SEAug 15, 2000 · N617FE · Doug MD11FSDR 00FDEA00549Engine · overheatedON T/O MSL ENGINE OVERHEATED (MASTER CAUTION & EGT ALERT) REACH 966C. REMAIN HIGH, ENG SHUTDOWN.Aug 15, 2000 · N617FE · Doug MD11FSDR SWAA001463Connector · looseABORTED TAKEOFF, NR 1 ENG EGT IND 1230 DEG AT TAKEOFF POWER. SECURED NR 1 ENG EGT HARNESS CONNECTOR AT ENG. OPS CHECK GOOD PER MM.Aug 6, 2000 · N621SW · Boeing 7373H4SDR MALA000429Indicator · fluctuatesLEFT ENGINE ITT FLUCTUATES AT LEAST 10C DURING ALL POWER RANGES. MAX SPIKE 55C. SPIKES TENDED TO GET LARGER AS THE FLIGHT WENT ON. TORQUE FLUCTUATION ACCOMPANIED ITT FLUCTUATIONS. MAINTENANCE REPLACED LT ITT INDICATOR P/N 10227N01TOO. OPS CHECK OFF. LT EJul 16, 2000 · N424XJ · Saab 340BSDR MALA000428Clamp · looseDELTA DELTA T SHIFT OF 52 DEGREES ON THE LT ENGINE. FLIGHT RETURNED TO MSP. MAINTENANCE FOUND LOW PRESSURE CLAMP HAD POPPED OFF. INSTALLED NEW CLAMP, OPS CHECK GOOD.Jul 14, 2000 · N442XJ · Saab 340BSDR SIMA1891Engine · malfunctionedFLT 3105 - LAX - AFTER TAKEOFF, LEFT ENGINE WAS 80 DEGREES HOTTER THAN RIGHT. RETURN TO LAX. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE IAW SAAB 340 WORK CARD 4903. OPERATIONAL AND LEAK WAS SATISFACTORY AND AIRCRAFT WAS RETURNED TO SERVICE. (M)Jul 7, 2000 · N332AE · Saab 340BSDR MALA000382Engine · failedDURING CRUISE AT 17,000 FT RT ENGINE BEGAN TO SHOW FAILURE.AC YAWED RIGHT AND RIGHT IGNITION LIGHT ILLUMINATED. A POP OR CLUNK WAS HEAR SIMULTANEOUSLY. WHILE SCANNING RT ENGINE AND PROP INSTURMENTS, THE FOLLOWING WER E NOTED: TORQUE DROPPED TO ZERO AND REMAINJul 6, 2000 · N454XJ · Saab 340BSDR 20001107SH015Thermocouple · shortedTHERMOCOUPLE HAD INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Jun 3, 2000 · N158BK · Bolkms BK117A3SDR 20001107SH014Thermocouple · shortedTHERMOCOUPLE HAD INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Jun 3, 2000 · N158BK · Bolkms BK117A3SDR MALA000351Panel · malfunctionedAFTER SETTING 108 PERCENT TORQUE W/CTOT, ALL ENGINE PARAMETERS CHECKED NORMAL AT 300 - 400PT LT TOQ READ 120 PERCENT AND LT ITT 924 DEGREES CELSIUS, IMMEDIATELY REDUCED TORQUE TO 85 PERCENT DIDN''T NOTICE EXACT TIME OF TRQ EXCEEDENCE. MAINTENANCE COMPLETED DOMay 26, 2000 · N119XJ · Saab SF340ASDR COMA0010124Warning System · activatedLEFT ENGINE OVER TEMP WARNING DURING TAKEOFF. COULD NOT DUPLCIATE. GROUND PERFORMANCE RUN, ALL ENGINE INDICATIONS WERE NORMAL.May 24, 2000 · N463CA · Emb EMB120RTSDR DLM88000976Engine · hot startON STARTING THE RIGHT ENGINE, RECEIVED A HOT START INDICATION (612 EGT). AFTER FOLLOWING THE ABORTED START PROCEDURE CREW WAS INFORMED OF A TAILPIPE FIRE. COMPLETED THE TAILPIPE PROCEDURE AND RETURNED TO GATE. THE FIRE CREW PUT OUT THE TAILPIPE FIRE. PEAK May 17, 2000 · N949DL · Doug MD88SDR RAIA0005019Line · damaged7490-STL- DURING TAXI, RIGHT ENGINE EGT WAS 300 DEGREES CELSIUS HIGHER THAN THE LEFT ENGINE. ALSO, RT EGT FLUCTUATING. MAINTENANCE INSPECTED AND REPLACED DUCT SEPARATOR OVERBOARD VENT LINE.May 17, 2000 · N556HK · Jetair JETSTM4101SDR SWAA000885Connector · damagedAIR TURNBACK, NR 1 ENG EGT INDICATOR FLUCTUATED DURING FLIGHT. REMOVED AND REPLACED SOCKETS AT CONNECTOR D3302, POSITIONS 1 AND 2 PER WDM AND REMOVED AND REPLACED EGT INDICATOR PER MM.May 13, 2000 · N367SW · Boeing 7373H4SDR 20000412SH028Probe · damagedTHE NYLON INSERT IN THE TEMPERATURE PROBE LET GO RESULTING IN FLUCTUATION AND DROPPING OIL PRESSURE AND A LOSS OF OIL. THE ENGINE HAD TO BE TORN DOWN FOR INSPECTION. MAIN DAMAGE SEEMS TO BE THE ENGINE''S NR 8 BEARING WHICH WAS DESTROYED. (X)Mar 7, 2000 · N9094F · Hughes 369HSSDR PLGA000229Indicator · fluctuatesBGR - FLT 4658 - AFTER TAKEOFF, THE CREW REPORTED LEFT ENGINE ITT WENT TO 917 DEGREES WHEN ENGINE ANTI-ICE WAS SELECTED. THE ITT WAS STILL FLUCTUATING WHEN THE TORQUE WAS REDUCED TO 50 PERCENT. THE AIRCRAFT DIVERTED TO BGR AND LANDED WITHOUT INCIDENT. MAINTFeb 29, 2000 · N336BE · Cessna 340ASDR MALA000225Thermoswitch · malfunctionedNR 2 ENGINE AIR FAULT AND ENGINE NR 2 AIR VALVE CAME ON 5 MINUTES AFTER ENGINE AIR WAS SELECTED ON. FOLLOWED QRH PROCEDURES, SAME RESULTS. RETURNED TO DTW. MAINTENANCE REPLACED NR 2 ENGINE TEMP SWITCH IAW AVRO AMM 36. OPS CHECKED GOOD.Feb 25, 2000 · N509XJ · Bac AVRO146RJ85ASDR 20000816SH012Thermocouple · shortedINTERNAL SHORT. REPLACED THERMOCOUPLE WITH NEW UNIT, CORRECTED PROBLEM. (X)Jan 8, 2000 · N117MV · Bolkms BK117A3SDR AGQA065563Indicator · erraticTOT GAUGE ERRATIC.Jan 7, 2000 · N5027P · Hughes 369DSDR COMA9910191Indicator · erraticRT ENGINE T6 INDICATOR FLUCTUATED FULL SCALE. REPLACED T6 INDICATOR GAUGE.Dec 15, 1999 · N269CA · Emb EMB120RTSDR 20000517SH029Control Box · failedREJECTED NEW OUT-OF-BOX. BOX WAS TRIMMED TO 111 C, BUT LATER FOUND OUT THAT PWC HAD ALREADY TRIMMED THE OVERHAULED ENGINE IN THE TEST CELL FOR ADDITIONAL 9 C THAT IS OPERATED WITH SB 28171. REPLACED W ITH NEW UNIT, CORRECTED PROBLEM. (X)Dec 8, 1999 · N901CF · Doug MD900SDR 2000ZZZX431Indicator · stickingBOTH NEEDLES STICK INTERMITTENTLY. REPLACED W ITH NEW UNIT, CORRECTED PROBLEM.Nov 18, 1999 · N135SJ · Urocop EC135P1SDR HEEA065222Indicator · stickingTEMPERATURE NEEDLE STICKS AT 625 DEGREES PERIODICALLY.Nov 17, 1999 · N8045T · Bell 214STSDR 99ZZZX4120Transmitter · failedPRESSURE TRANSMITTER UNIT FAILED WITHIN 1.1 HOURS.Oct 18, 1999 · N61CU · Snias AS350BSDR 99ZZZX4119Transmitter · failedPRESSURE TRANSMITTER UNIT FAILED WITHIN .1 HOUR.Oct 18, 1999 · N61CU · Snias AS350BSDR 99ZZZX4118Transmitter · readis lowLOW PRESSURE READING AT INSTALLATION.Oct 10, 1999 · N61CU · Snias AS350BSDR 99ZZZX4094Transmitter · failedTRANSMITTER UNIT FAILED WITHIN .3 HOUR.Oct 10, 1999 · N61CU · Snias AS350BSDR CA991229049Indicator · inaccurate(CAN) TOT GUAGE READS INACCURATELY. UNIT REPLACED.Sep 10, 1999 · Hughes 369DSDR 20000817SH001Thermocouple · shortedINTERNAL SHORT. REPLACED THERMOCOUPLE WITH NEW UNIT, CORRECTED PROBLEM. (X)Aug 18, 1999 · N424MB · Bolkms BK117A3SDR HEEA063048Indicator · inoperativePRESSURE SIDE INOPERATIVE ON ENGINE OIL INDICATOR.Aug 9, 1999 · N706AE · Skrsky S76ASDR 20000517SH028Control Box · inoperativeUNIT INOPERATIVE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Aug 6, 1999 · N901CF · Doug MD900SDR 99ZZZX2644Bulb · mismanufacturedTHE OIL TEMPERATURE BULB WAS TO BE REPLACED DUE TO INACCURATE TEMPERATURE INDICATION. THE REPLACEMENT PART WAS REJECTED BECAUSE THE WIRE STUD WAS LOOSE AND COULD BE ROTATED WITH FINGERS. THE PART WAS SENT BACK TO THE VENDOR FOR REPLACEMENT. THE VENDOR (KRN Jul 9, 1999 · N7048N · Beech V35ASDR VTZA9909429Connector · contaminatedFLT 7400 - RIC-IAD - DURING TAKEOFF, AIRCRAFT ABORTED TAKEOFF DUE TO LEFT ENGINE EGT ONLY MADE 450 DEGREES. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND LEANED ZONE 2 CANNON PLUG. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETJun 20, 1999 · N477UE · Bag JETSTM3201
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