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 CHQA20000013Harness · brokenCREW RETURNED TO THE FIELD AFTER THE LEFT ENGINE EGT STARTED TO FLUCTUATE. MAINTENANCE GROUND RAN WITH SRL OFF, NO FLUX NOTED. THE SYSTEM WAS DEFERRED. THE SYSTEM WAS INSPECTED AND FOUND A WIRE BROKEN AT THE ENGINE EGT SHORT LEAD. THE WIRE WAS REPLACED, ENJul 19, 2000 · N845JS · Bag JETSTM3101SDR SWAA001282Indicator · malfunctionedAIR TURNBACK, NR 1 ENG EGT INDICATOR INOP. REMOVED AND REPLACED NR 1 ENG EGT IND PER MM.Jul 14, 2000 · N699SW · Boeing 7373Y0SDR CHQA20000003Gauge · failedFLIGHT CREW RETURNED TO THE FIELD AFTER THE LEFT ENGINE EGT GAUGE INDICATION DROPPED TO ZERO. THE LEFT EGT GAUGE WAS REPLACED, GROUND RAN WITH ALL INDICATIONS NORMAL.Jun 25, 2000 · N157PC · Bag JETSTM3101SDR SWAA001158Indicator · erraticABORTED TAKE-OFF. NR 2 ENGINE EGT INDICATOR LIGHT ILLUMINATED, MOVED THROTTLE TO IDLE POSITION AND EGT INDICAOR ERRATIC. INSPECTED NR 2 ENGINE INLET AND TAILPIPE SECTIONS. OPERATED ENGINE, NO DEFECT FOUND. COULD NOT DUPLICATE.Jun 23, 2000 · N632SW · Boeing 7373H4SDR AU000494Indicator · fluctuates(AUS) NR 1 ENGINE TGT SYSTEM TERMINAL LOOSE AT FORWARD PYLON BREAK.Jun 16, 2000 · Bag BAE146200ASDR RAIA0006015Gauge · failed7330-STL- CCAS WARNING ILLUMINATED FOR RIGHT ENGINE. MAINTENANCE INSPECTED AND DEFERRED PER MEL. MAINTENANCE REPLACED RIGHT ENGINE ITT GAUGE.Jun 15, 2000 · N421TE · Aerosp ATR42300SDR 20000620SH007Harness · shortedRIGHT ENGINE ITT READING LOW IN ALL CONDITIONS OF OPERATION. DETERMINED PROBLEM TO BE AN INTERNAL SHORT IN THE TRIM HARNESS ON THE RIGHT ENGINE. REPLACED TRIM HARNESS WITH SERVICEABLE TRIM HARNESS AND CALIBRATED ITT AIRFRAME SYSTEM RESISTANCE. INSPECTED ENGMay 28, 2000 · N99GH · Beech 99ASDR RAIA0005031Resistor · failed7176-STL- LEFT ENGINE OVERTEMP DURING TAKEOFF ROLL. MAINTENANCE INSPECTED OVERTEMP FALLS WITHIN MAINTENANCE MANUAL LIMITS, MAINTENANCE REPLACED LEFT ENGINE T6 TRIM RESISTOR.May 24, 2000 · N421TE · Aerosp ATR42300SDR 20000602SH009Indicator · malfunctionedH.A.S. REPLACED WITH NEW MGT INDICATOR FROM BELL HELICOPTER. (X)May 23, 2000 · N407SD · Bell 407SDR MALA000337Indicator · failedDURING LC-1 NOTED RT ENGINE ITT INDICATION READS 10 DEGREES LOWER THAN LT ENGINE. ALSO, NOTED RT ENGINE ITT MARGIN TRENDING. MX VERIFIED RT INDICATOR READS LOW. REMOVED AND REPLACED RT ENGINE ITT INDICATOR (P/N 523347). OPS CHECK GOOD.May 17, 2000 · N112XJ · Saab SF340ASDR FWT2001F00004Indicator · faultyON CLIMB OUT, NR 3 EGT STARTED TO RISE AND REACHED TEMP LIMIT. WITH POWER LEVER BACK EGT STAYED WITHIN LIMITS. WITH PMC OFF TEMP STARTED TO RISE. DUMPED FUEL IAW AIRCRAFT ABNORMAL PROCEDURES CHECK LIST. BORESCOPE NR 3 ENGINE HPC AND HPT IAW MM. PERFORMED May 16, 2000 · N872SJ · Doug DC871FSDR RRXA000296Harness · corrodedNR 1 ENGINE INFLIGHT SHUT DOWN DUE TO ERRATIC -OFF SCALE EGT INDICATION FOR BOTH ANALOG AND DIGITAL EGT READOUT. TESTED NR 1 EGT SYSTEM IAW M/M 77-20-4, FOUND ALL TO BE WITHIN LIMITS. USED WHEATSTONE BRIDGE (TT1000A) TEST BOX TO VERIFY EGT GAUGE AND EGT HARNMay 14, 2000 · N961R · Doug DC873FSDR RAIA0005002Indicator · failed7086-STL- LEFT ENGINE DID NOT ACHIEVE TARGET TORQUE. MAINTENANCE INSPECTED AND FOUND LEFT ENGINE EGT INDICATOR FAULTY. MAINTENANCE REPLACED LEFT ENGINE EGT INDICATOR.May 1, 2000 · N342TE · Bag JETSTM3201SDR SWAA000367Indicator · erraticAIR TURNBACK, IN FLIGHT ENG SHUT DOWN, NR 2 ENG EGT INDICATOR EXCEEDED LIMITS WITH THRUST LEVERS AT IDLE. REMOVED AND REPLACED NR 2 ENG EGT INDICATOR PER MM.Feb 29, 2000 · N370SW · Boeing 7373H4SDR 20000412SH034Bumper Block · damagedDURING START, POINTER STOP ARM STUCK TO LATEX BUMPER. REPLACED LATEX BUMPER WITH NON-STICKING MATERIAL. (X)Feb 24, 2000 · N5740L · Bell 206L1SDR AU000310Harness · worn(AUS) NR 2 ENGINE TGT HARNESS CHAFING AT PYLON TERMINAL BLOCK B2.Feb 11, 2000 · Bag BAE146200ASDR 2000ZZZX767Harness · crackedHARNESS CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 17, 2000 · N135SJ · Urocop EC135P1SDR 2000ZZZX766Harness · crackedHARNESS CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 17, 2000 · N135SJ · Urocop EC135P1SDR 2000ZZZX765Harness · crackedHARNESS CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 17, 2000 · N135SJ · Urocop EC135P1SDR 2000ZZZX764Harness · crackedHARNESS CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 17, 2000 · N135SJ · Urocop EC135P1SDR 20000412SH033Bumper Block · damagedDURING START, POINTER STOP ARM STUCK TO LATEX BUMPER. REPLACED LATEX BUMPER WITH NON-STICKING MATERIAL. (X)Jan 14, 2000 · Bell 206L1SDR 2000ZZZX77Thermocouple · inoperativePILOT DISCREPANCY, EGT INOPERATIVE. DURING PHASE 3 INSPECTION, FOUND THERMOCOUPLE LEADS SEPARATED FROM THERMOCOUPLE. REPLACED EGT THERMOCOUPLE, OPERATIONAL CHECK SATISFACTORY. SUBMITTER STATED ON A FLEET OF 5 NEW C-172S AIRCRAFT, THIS IS THE 10TH FAILURE INDec 16, 1999 · N494SP · Cessna 172SSDR HEED065701Thermocouple · failedTHERMOCOUPLE DOES NOT MEET MINIMUM RESISTANCE VALUE OF 5.5 OHMS PLUS OR MINUS 1.5 OHMS.Dec 14, 1999 · N89H · Skrsky S76CSDR 99ZZZX4621Thermocouple · inoperativeEGT THERMOCOUPLE INOPERATIVE. WIRES ARE SEPARATED FROM PROBE. TOTAL AIRFRAME TIME 482.8 HOURS AND SUBMITTER STATED THIS IS THE SECOND EGT THERMOCOUPLE REPLACED ON THIS AIRCRAFT. REPLACED EGT THERMOCOUPLE, OPERATIONAL CHECKED SATISFACTORY.Nov 23, 1999 · N494SP · Cessna 172SSDR HEEA065116Indicator · malfunctionedTOT INDICATOR READS ZERO WHEN START ATTEMPTED.Nov 12, 1999 · N1073W · Bell 206L1SDR HEEA065101Indicator · reads highTOT INDICATOR READINGS ARE HIGH.Nov 11, 1999 · N1073W · Bell 206L1SDR RRXA991525Rectifier · failedLOST POWER TO EGT INDICATORS ANS SAI WHILE IN FLIGHT AT FL330. FOUND DC BUS BLOCKER RECTIFIER R7-5 WDM 24-4-1 P44 BAD. REMOVED AND REPLACED SAME, OPS CKS NORMAL AT THIS TIME.Nov 8, 1999 · N791FT · Doug DC873FSDR C2XA99CL122Thermocouple · failedCLE - FLT 3439 - THE CREW REPORTED THAT AFTER TAKEOFF THE RIGHT ITT WENT TO 810C WITH ALL OTHER INDICATIONS NORMAL. THE AIRCRAFT RETURNED TO CLEVELAND WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RIGHT ENGINE TRIM THERMOCOUPLE IAW P/W MM 77Nov 8, 1999 · N87552 · Beech 1900DSDR MALA976624Itt · malfunctionedA 40 DEGREE SPLIT AT CHARTED TORQUE WITH ENGINE ANTI ICE ON, RIGHT ENGINE WAS AT 832 ITT WHILE LEFT ENGINE WAS AT 792. AIRCRAFT RETURNED TO DTW. MAINTENANCE PERFORMED BORESCOPE INSPECTION OF INLET, NO DEBRIS FOUND. PERFORMED ALL CHECKS IAW 72-00-00 PAGE 167.Nov 1, 1999 · N102XJ · Saab SF340ASDR 99UAL900554Socket · looseNR 1 ENGINE REACHED 640 DEGREES EGT ON CLIMBOUT (30 SECONDS OVERTEMP) APPROXIMATELY 1.8 EPR - N1 99 PERCENT HAD TO PULL THROTTLE BACK 4 INCHES TO MAINTAIN TEMPERATURE IN NORMAL RANGE. RETURNED TO DEN. *S/D* THE EGT EXCEEDANCE WAS AN INDICATION PROBLEM. TROOct 25, 1999 · N7284U · Boeing 727222SDR HEEA064780Indicator · stickiingINDICATOR NEEDLE STICKING ON SHUTDOWN.Oct 15, 1999 · N4000L · Snias AS350B2SDR SWAA991708Lead · corrodedAIR TURNBACK, AFTER TAKEOFF, NR 1 ENG EGT IND OVERTEMPED TO 955 DEGREES FOR APPROX 2 SECONDS. C/W HOT SECTION BORESCOPE INSPECTION, CALIBRATED EGT IND, TROUBLESHOT AND REMOVED AND REPLACED NR 1 ENG EGT SOFT LEAD AT ENG PER MM.Oct 14, 1999 · N691WN · Boeing 7373G7SDR LS1R99106Indicator · erraticTOT INDICATOR HAD INTERMITTENT AND ERRATIC NEEDLE MOVEMENT. REMOVED AND REPLACED. (X)Oct 7, 1999 · N206BX · Bell 206BSDR MALA976581Itt Gauge · failedRIGHT ENGINE TEMP GAUGE FLUCTUATING AND ERRATIC -100 DEGREES TO LEFT AT ONE. AT HIGH POWER IT WOULD FLUCTUATE -20 TO 60 DEGREES. ALL OTHER ENGINE GAUGES STABLE AND NORMAL. AFTER POWER REDUCED IN CLIMB, RIGHT ENGINE TEMP GAUGE WOULD TICK WITHIN 10 DEGREES. Sep 25, 1999 · N434XJ · Saab 340BSDR SWAA991520Egt Indicator · inopAIR TURNBACK, DURING FLIGHT, NR 2 ENG EGT INDICATOR INOP. REMOVED AND REPLACED NR 2 ENG EGT INDICATOR PER MM.Sep 12, 1999 · N365SW · Boeing 7373H4SDR RAIA990914Egt Gauge · failedFLT 7038 - COU - LEFT ENGINE EGT ERRATIC. MAINTENANCE REPLACED LEFT EGT GAUGE. (M)Sep 12, 1999 · N340TE · Bag JETSTM3201SDR 99ZZZX3542Indicator · reads highHIGH TOT READING IN A HOVER. OUT OF PARAMETERS WITH TEST UNIT. REMOVED AND REPLACED.Aug 31, 1999 · N1097J · Hughes 369DSDR C2XA99CL083Itt Indication · out of rangeCLE - FLT 4045 - THE CREW REPORTED THEY ABORTED TAKEOFF DUE TO THE NR 1 ITT WENT OVER 924 CELSIUS ON TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE DOWNLOADED THE CMC AND FOUND NO EXCEEDANCES RECORDED THEY PERFORMED POWER ASAug 17, 1999 · N13935 · Emb EMB145SDR HEEA063377Trim Compensator · out of adjustTRIM COMPENSATOR OUT OF ADJUSTMENT. (INCREASE).Aug 13, 1999 · N5736J · Bell 212SDR HEEA063366Indicator · inoperativeOIL INDICATOR INOPERATIVE.Aug 13, 1999 · N2148K · Bell 412SDR C2XA99CL075Tube · disconnectedCLE - THE CREW REPORTED THAT THE NR 2 ENGINE ITT WENT OT RED LINE ON TAKEOFF, THE AIRCRAFT ABORTED TAKEOFF, AND RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE CABCV INTERCONNECT TUBE DISCONNECTED. MAINTENANCE RECONNECTED THE TUBE IAW EMAug 13, 1999 · N14925 · Emb EMB145SDR DHL99720006Egt Indication · exceeded limitsAFTER TAKEOFF ROTATION, NR 1 EGT WAS GOING TO EXCEED TAKEOFF LIMITS NR 1 THRUST LEVER WAS REDUCED IN ORDER TO MAINTAIN A MAX CONTINUOUS EGT LIMIT OF NR 1 ENGINE. EPR AT THIS POINT WAS 1.70. GROUND RAN NR 1 ENG TO TAKEOFF EPR ALL INDICATIONS WITHIN LIMITS IAWAug 12, 1999 · N720DH · Boeing 727228SDR 99ZZZX3381Indicator · failedNR 1 ITT GAUGE DROPPED TO ZERO ON APPROACH. TROUBLESHOT TO BAD ITT GAUGE. REPLACED GAUGE, PN 41-402-1, SN 483 OFF, PN 130-380041-7, SN 543 ON. OPERATIONS CHECKED OK.Aug 11, 1999 · N670DF · Beech B200SDR HEEA063231Indicator · malfunctionedTOT GAUGE RISES 30 DEGREES WHEN VHF IS KEYED.Aug 9, 1999 · Bell 206L1SDR HEEA063230Indicator · stuckTOT INDICATOR STUCK AT 300 DEGREES.Aug 9, 1999 · N6251Y · Bell 206L3SDR HEEA063217Indicator · stickingTOT INDICATOR STICKS ON ZERO ON START.Aug 9, 1999SDR HEEA063216Indicator · inoperativeTOT INDICATOR INOPERATIVE.Aug 9, 1999 · N2758N · Bell 206L1SDR HEEA063214Indicator · failedTOT INDICATOR FAILED TO OPERATE.Aug 9, 1999 · Bell 206L1SDR HEEA063202Indicator · inoperativeBACK LIGHT INOPERATIVE.Aug 9, 1999 · N31073 · Bell 206L3SDR HEEA063427Indicator · failedGAUGE READS NEGATIVE WHEN AIRCRAFT RUNNING.Aug 6, 1999 · N86CH · Bolkms BO105S
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