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"

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 97ZZZX4411Indicator · stuckWHEN STARTING OR OPERATING HELICOPTER, THERE WAS NO TOT TEMPERATURE INDICATION. FOUND POINTER STOP ARM STUCK TO THE STOP BUMPER. VERIFIED VISUALLY AFTER REMOVING THE INSTRUMENT FROM THE CASE. REPLACE STOP ARM BUMPER WITH A MATERIAL THAT DOES NOT GET STICKY Jul 23, 1997 · N2025G · Bell 206L1SDR CA970731021Itt Harness · separated(CAN) DURING NORMAL OPERATIONS THE CREW NOTICED THE NR2 ENGINE ITT DROPPED TO ZERO. THE ITT HARNESS WAS REPLACED AND THE ENGINE TESTED SERVICEABLE. INSPECTION OF THE HARNESS FOUND THE CHROMEL CONNECTION ON THE CRIMPED END WAS SEPARATED AND THE GLASS CERAMIC MJul 22, 1997 · Beech F90SDR 97ZZZM903Connector · dirtyEN ROUTE FROM ANC TO DLG, THE EGT AND TORQUE ON THE RIGHT ENGINE STARTED DECREASING AT A RAPID RATE AND THE BYPASS LIGHT CAME WHILE THE ENGINE SURGED. ABOUT 5 MINUTES LATER, THE EGT GAUGE DROPPED TO 150 DEGREES AND REMAINED, SO THE CREW DISCONTINUED THE FLIGHJul 21, 1997 · N27188 · Swrngn SA227ACSDR REXA97204Srl System · malfunctionedLEFT EGT FLUCTUATED. PERFORMED MANY GROUND RUNS AND TROUBLESHOOTING. DEFERRED SRL SYSTEM. (X)Jul 20, 1997 · N330PX · Bag JETSTM3101SDR REXA97201Connector · brokenLEFT EGT FLUCTUATED. REPAIRED CANNON PLUG AT PIGTAIL CONNECTION. (X)Jul 19, 1997 · N302PX · Bag JETSTM3101SDR VTZA97397Egt Compensator · malfunctionedIAD/PIT - FLT 6588 - DURING TAKEOFF AT 1920 HOURS ON 7-16-97, ABORTED TAKEOFF DUE TO LT ENGINE WOULD NOT MAKE TAKEOFF TORQUE. AIRCRAFT WENT TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND GROUND RAN AIRCRAFT AND SET NEW LIMITS FOR TH EGT COMPENSAJul 16, 1997 · N494UE · Bag JETSTM3201SDR HEEA0010499Indicator · reads lowDUAL T4 INDICATOR #1 INDICATES LOW OUT OF TOLERANCE.Jul 16, 1997 · N6040U · Aerosp AS355F2SDR 97ZZZX4028Comp Resistor · wire brokenPOWER RUN-UP ON TAXIWAY, LEFT EGT GAUGE ZERO, CIRCUIT BREAKER TRIPPED. RESET AND TRIPPED AGAIN. FOUND WIRE TO COMP RESISTOR BROKEN. REPLACED COMP RESISTOR IAW JS AND TPE MM. OPS CHECK GOOD.Jul 13, 1997 · N827JS · Bag JETSTM3101SDR MALA975513Probes · internal faultFLT 3277 - AFTER TAKEOFF, NR 1 ENGINE ITT WAS 311 DEGREES. CYCLED BREAKER. NO CHANGE. RETURNED TO MSP. MAINTENANCE REPLACED FOUR THERMOCOUPLE PROBES. OPS CHECK GOOD. (X)Jul 11, 1997 · N829MA · Dhav DHC8102SDR HEEA0010448Indicator · reads lowDUAL TEMP INDICATOR READS LOW OUT OF TOLERANCE THROUGHOUT SCALE.Jul 10, 1997SDR HEEA0010404Indicator · errorEXH TEMP INDICATOR EXCESSIVE FRICTION ERROR.Jul 9, 1997 · N911EB · Bolkms BO105SSDR RAIA970701Egt Indicator · inoperableLAX - FLT 4790 - LEFT ENGINE EGT INDICATED ZERO. REPLACED EGT INDICATOR. (X)Jul 1, 1997 · N871JX · Bag JETSTM3201SDR 97FDEA00374Egt Indication · malfunctionedSHUT DOWN NUMBER 2 ENGINE BECAUSE OF FLUCTUATING EGT, THEN COMPLETE FAILURE OF THE EGT GAUGE. ALL OTHER ENGINE PARAMETERS WERE NORMAL. NO FAULTS LISTED ON NR 2 ECU A AND B CHANNELS. INSPECTED THERMOCOUPLES TERMINAL AND FOUND SEVERAL TERMINALS ENDS LOOSE. SJun 29, 1997 · N614FE · Doug MD11FSDR HEEA0010354Indicator · sticksENG ITT INDICATOR INTERMITTENTLY STICKS.Jun 26, 1997 · N5736D · Bell 212SDR HEEA0010232Indicator · faultyAFTER UNIT WARMS UP, INDICATES HIGH OUT OF TOLERANCE THROUGHOUT SCALE. STARTS READING HIGH AT 400. 20 HIGH AT 826.Jun 25, 1997 · N7077B · Bell 206L4SDR 97ZZZM740Srl Computer · malfunctionedON TAKEOFF ROLL OUT OF SJU, THE LEFT ENGINE EGT AND TORQUE INDICATIONS BECAME ERRATIC. THE PILOT ABORTED THE TAKEOFF AND ASKED FOR CLEARANCE TO A SECLUDED AREA TO PERFORM AN ENG RUNUP CHECK. DURING THE RUNUP CHECK THE PILOT TURNED OFF THE LT SRL AND THE LT EJun 25, 1997 · N3114G · Swrngn SA227ACSDR UF6A970609Itt Indicating · malfunctionedORD - FLT 5728 - ON TAKEOFF, OAT = 31 DEGREES CELSIUS, TORQUE = 95.4 PERCENT, BLEEDS OFF, PACKS OFF, ENGINE DE-ICE OFF, RIGHT ENGINE ITT - 770 DEGREES CELSIUS. MAINTENANCE PERFORMED POWER ASSURANCE RUN ON NR 2 ENGIN, FOUND ITT AT 760 DEGREES CELSIUS WITH OAT Jun 24, 1997 · N853AW · Bag ATPSDR DHL97805003Egt Indicator · failedNR 1 EGT GAUGE (ANALOG AND DIGITAL) FAILED IN FLIGHT. INSPECTED SYSTEM AND CHECKS OK. REMOVED AND REPLACED INDICATOR AND OPS CHECKS GOOD PER M/M 77-20-01.Jun 21, 1997 · N805DH · Doug DC873FSDR HEEA0010181Indicator · failedINDICATOR FAILED. NO TOT READING.Jun 19, 1997 · N6748D · Bell 206L3SDR 9711981157Egt Indication · risingON LANDING ROLLOUT WHILE COMING OUT OF REVERSE THRUST, THE NR 3 ENGINE EGT STARTED RISING RAPIDLY. THE ENGINE WAS SHUT DOWN WITH A MAX EGT OF 650C. MAINTENANCE CHECKED REVERSER OPERATION PER MM 78-30-00, WITH NO DEFECTS NOTED. EGT WAS WITHIN LIMITS PER MM 7Jun 19, 1997 · N157US · Doug DC1040SDR USAASB97162Core Harness · shortedPIT - FLT 623 - LEFT ENGINE EGT WENT TO 1250 DEGREES ON CLIMB-OUT OF PHL. RED LIGHT CAME ON, THEN WENT BLANK. ALL OTHER ENGINE PARAMETERS WERE NORMAL AND STABLE. FLIGHT DIVERTED TO PIT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE ACCOMPLISHED EGT CHECKJun 17, 1997 · N439US · Boeing 7374B7SDR 9711579993Wire · shortedDURING TAKEOFF ROLL, THE RIGHT ENGINE EGT INDICATION WAS ERRATIC. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPAIRED OPEN WIRE IN AIRCRAFT TAIL SECTION. ENGINE OPERATIONAL CHECK OK.Jun 15, 1997 · N8986E · Doug DC931SDR RAIA970607Egt Resistor · failedSTL - FLT 7180 - RIGHT ENGINE MADE 80 PERCENT TORQUE AT 790 DEGREES C. MAINTENANCE REPLACED RIGHT ENGINE EGT TRIM RESISTOR. (X)Jun 12, 1997 · N421TE · Aerosp ATR42300SDR 97ZZZX2975Egt Indicator · failedMIZ/JFK - FLT 22 AT 17:00 Z. DURING TAKEOFF, ROLL N-1 SET TO FLEX 105.0, EGT NORMAL AT 80 KNOTS, AT 120 KNOTS NR 2 EGT POINTER EXCEEDED 1000 C. DIGITAL INDICATED 980 C. ABORTED TAKEOFF AT 120 KNOTS. EGT EXCEEDENCE DID NOT LAST MORE THAN 2 SECONDS. TROUBLESJun 12, 1997 · N861PA · Airbus A300B4203SDR HAI00010066Trim Compensator · defective#2 ENGINE ITT INDICATOR IS ERRATIC. TRIM COMPENSATOR FAULTY.Jun 6, 1997 · N6559Z · Bell 412SDR DHL97727003Egt Indicator · failedON CLIMBOUT, THE NR 1 EGT DROPPED TO 400DEG CENT. INDICATOR HAD TO BE TAPPED TO RETURN TO NORMAL. REPLACED NR 1 EGT INDICATOR IAW 77-20.Jun 3, 1997 · N727DH · Boeing 727228SDR HAIHEEA9953Indicator · sticksTOT INDICATOR INTERMITTENTLY STICKS AT ZERO.May 28, 1997 · N206FS · Bell 206L3SDR HAIHEEA9941Indicator · erraticERRATIC AND EXCESSIVE ERROR.May 28, 1997 · N54197 · Bolkms BO105SSDR REXA97139Egt Indication · malfunctionedABORTED TAKEOFF DUE TO RIGHT ENGINE EGT FLUX. DEFERRED PER MEL 76-02. (M)May 25, 1997 · N308PX · Bag JETSTM3101SDR 97ZZZX2951Resistor · faultDURING ROUTINE CLIMB THROUGH 12,000 FEET, LOST POWER IN LT ENG, OBSERVED TORQUE AT 300 POUNDS AND EGT OVER RED LINE. SHUT DOWN NR 1 ENG AND SECURED. DURING TROUBLESHOOTING, ISOLATED PROBLEM TO INTERMITTENT FAULT IN EGT COMPENSATING RESISTOR. A FAULT IN THISMay 15, 1997 · N711GE · Cessna 441SDR VTZA97268Egt Indicator · failureFLT 6196 - MDT-IAD - ABORTED TAKEOFF DUE TO LEFT ENGINE EGT INDICATION FAILED. AIRCRAFT LANDED AND WENT TO THE GATE AT MDT WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED EGT INDICATOR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNMay 11, 1997 · N484UE · Bag JETSTM3201SDR SABA9700015Egt Connector · dirtyDURING TAKEOFF ROLL, RT EGT BECAME ERRATIC. THIS WAS A DUPLICATE WRITE-UP OF A EARLIER PROBLEM. PILOT ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE PERFORMED COMPLETE CHECK OF THE RT EGT SYSTEM WIRING. THE ZONE NR 2 CANNON PLUG WAS CLEANED AND THE May 8, 1997 · N170PC · Bag JETSTM3101SDR SABA9700014Srl · malfunctionedCLT - FLT 5208 - DURING TAKEOFF ROLL, RIGHT EGT BECAME ERRATIC. PILOT ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE PERFORMED A GROUND RUN OF THE AIRCRAFT AND FOUND THAT EGT WAS STEADY WITH THE SRL SYSTEM TURNED OFF. THE RIGHT SRL WAS DEFERRED UNDERMay 8, 1997 · N170PC · Bag JETSTM3101SDR HAIHEEA9786Indicator · failedITT INDICATOR HAS NO RESPONSE WHEN STARTING.May 7, 1997 · N293CA · Bell 412SDR HAIHEEA9778Indicator · sticksPOWER TURBINE TEMP STICKS ON 600 DEGREE C.May 7, 1997 · N1545X · Skrsky S76ASDR CA970514003Temp Probe · contaminated(CAN) DURING TAKEOFF, THE STARBOARD JET PIPE OVERTEMP LIGHT CAME ON. TAKEOFF ABORTED. INSPECTION REVEALED NO OBVIOUS DEFECTS ALTHOUGH ONE PROBE WAS FOUND WITH A HOLE IN THE SILICON RUBBER WATERPROOFING AT THE ELECTRICAL TERMINALS. PROBE DRIED OUT AND NO OTHER May 7, 1997 · Saab 340BSDR NVEA177AEItt Indication · malfunctionedCREW REPORTED, LT ENGINE ITT INDICATION WENT TO 950 DEG DURING T/O. MAINT INSPECTED AND RAN A/C, ALL PARAMETERS CHECKED OUT. FERRY MIA FOR ADDITIONAL TROUBLESHOOTING.May 3, 1997 · N177AE · Saab 340BSDR 97ZZZX2437Resistor · failedTEMPERATURE INDICATING UNIT INOPERATIVE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Apr 27, 1997 · N479MA · Mtsbsi MU2B60SDR 9708336636Egt Indication · risingDURING LANDING WHILE IN THRUST REVERSE, THE NR 1 ENGINE EGT BEGAN TO RISE. THE NR 1 ENGINE WAS SHUT DOWN AT 695C. MAINTENANCE INSPECTED ENGINE GROUND RUN AND CHECKE DC REVERSE OPERATION, NO DISCREPANCIES NOTED. SPECIFIC PART CAUSING PROBLEM TO BE DETERMINEDApr 27, 1997 · N636US · Boeing 747251BSDR HAIHEEA9595Indicator · reads highTOT INDICATOR READS 35 PERCENT HIGH. UPON REMOVAL FOUND LIGHT ASSEMBLY MISSING.Apr 24, 1997 · N2272J · Bell 206BSDR HAIHEEA9584Indicator · erraticEXH TEMP INDICATOR ERRATIC AND EXCESSIVE FRICTION ERROR.Apr 24, 1997 · N54197 · Bolkms BO105SSDR HAIHEEA9546Indicator · errorEXH TEMP INDICATOR EXCESSIVE FRICTION ERROR.Apr 23, 1997 · N3539T · Bolkms BO105SSDR HAIHEEA9535Indicator · reads highREADS HIGH BETWEEN 600 DEGREES - 800 DEGREES RANGE.Apr 23, 1997 · N22743 · Bell 206BSDR HAIHEEA9454Indicator · sticksITT INDICATOR STICKS AT 400.Apr 19, 1997 · N125CS · Braero HS125700ASDR REXA970934.5 Bias Trimmer · failedLEFT ITT FLUCTUATES PLUS/MINUS 50 IN CRUISE. CHANGED 4.5 BIAS TRIMMER. (M)Apr 10, 1997 · N340PX · Saab SF340ASDR 97ZZZX4084Thermocouple · fluctuationTHERMOCOUPLE ASSY EGT FLUCTUATIONS. REMOVED FROM LOANER ENGINE. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Apr 7, 1997 · N901CF · Doug MD900SDR HAIHEEA9310Indicator · fluxuatesINDICATOR FLUCTUATES 20-40 DEGREES IN FLIGHT.Apr 1, 1997 · N39PH · Beech 200CBEECHSDR 97UAL900243Egt Indication · erraticCREW REPORTS, NR 1 ENGINE EGT IS ERRATIC. *S/D* REPAIRED BROKEN SOLDER JOINT AT THE EGT BALANCE RESISTOR. NO EGT SYSTEM PROBLEMS HAVE BEEN NOTED SINCE THE REPAIR WAS COMPLETED 3/31/97.Mar 30, 1997 · N9017U · Boeing 737222SDR RAIA970315Egt Indicator · failedSTL - FLT 7344 - RIGHT ENGINE EGT ERRATIC THEN INDICATOR DROPPED TO ZERO. MAINTENANCE REPLACED RIGHT EGT INDICATOR. (X)Mar 26, 1997 · N434AM · Bag JETSTM3201SDR AU970303Cable · failed(AUS) ENGINE FORWARD EGT EXTENSION CABLE FAILEDMar 23, 1997
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