GE CT7-9B

Service difficulty reports · 1,271

Newest first. General aviation reporting is voluntary.

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 engine_model_key = 'CT79B'
  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 CA021118012Smoke Detector · failed(CAN) CARGO BAY FIRE WARNING ON TAKEOFF. TAKEOFF ABORTED. FALSE WARNING.DETECTOR REMOVED S/N 663. INSTALLED 19/06/01. TIS 3339.4 HOURS. THE INSTALLATION OF THESE SMOKE DETECTORS WAS MANDATED BY SWEDISH AD 1-151 TO IMPROVE RELIABILITY.CONSULTATION WITH SAAB REVOct 30, 2002 · Saab 340B · Smoke DetectionSDR CA021118013Smoke Detector · failed(CAN) CARGO BAY SMOKE DETECTOR FAILED TO TEST AFTER RECTIFICATION OF ABOVE INCIDENT. MAINTENANCE. DETECTOR REMOVED S/N 662. INSTALLED 19/06/01. TIS 3339.4 HOURS. THE INSTALLATION OF THESE SMOKE DETECTORS WAS MANDATED BY SWEDISH AD 1-151 TO IMPROVE RELIABILITY.Oct 30, 2002 · Saab 340B · Smoke DetectionSDR CA021118010Smoke Detector · failed(CAN) CARGO BAY SMOKE DETECTOR FALSE WARNING. MAINTENANCE.DETECTOR REMOVED S/.N 337. INSTALLED 19/06/01. TIS 2531.5 HOURS.THE INSTALLATION OF THESE SMOKE DETECTORS WAS MANDATED BY SWEDISH AD 1-151 TO IMPROVE RELIABILITY.CONSULTATION WITH SAAB REVEALED 12 CONFIOct 28, 2002 · Saab 340B · Smoke DetectionSDR MALA020621Gearbox · damagedON FLIGHT NR 2972, HAD AN INFLIGHT SHUTDOWN EVENT. CREW SHUTDOWN RT ENGINE, DECLARED AN EMERGENCY, DID AN AIR TURNBACK AND LANDED IN MSP WITHOUT INCIDENT. MAINTENANCE REMOVED COWLS, FOUND HOLE IN REAR PGB CASE AT APPROXIMATELY THE 4:30 POSITION, AFT LOOKING Oct 24, 2002 · N444XJ · Saab 340B · Turbine Engine Reduction GearSDR SIMA200229501Control Valve · malfunctionedDURING APPROACH, LANDING GEAR FAILED TO EXTEND WHEN SELECTED DOWN. RECYCLED GEAR HANDLE WITHOUT SUCCESS. ATTEMPTED MANUAL EXTENSION WITHOUT SUCCESS. ACTUATED EMERGENCY EXTENSION/GEAR FREEFALL, NOSE AND LT MAIN GEAR EXTENDED AND LOCKED, RIGHT MAIN GEAR EXTEOct 21, 2002 · N391AE · Saab 340B · Landing Gear Retraction/Extension SystemSDR MALA020608Anti-Ice Valve · failedDURING CLIMB-OUT ON FLIGHT NR 3251, RT AIR VALVE LIGHT ILLUMINATED SEVERAL TIMES. AIR RETURN TO MSP. MAINTENANCE REMOVED AND REPLACED RT ANTI-ICE VALVE PER GE MM 75-00-00, OPS CHECK GOOD.Oct 17, 2002 · N451XJ · Saab 340B · Engine Anti-Icing SystemSDR NSV2002F00001Power Supply · inoperativeEMERGENCY LIGHTING, INOPERATIVE, FOUND PRIOR TO FIRST FLIGHT OF THE DAY. MAINTENANCE REMOVED AND REPLACED ALL POWER SUPPLIES. OPERATIONAL CHECK WAS GOOD. AIRCRAFT RELEASED FOR SERVICE. SUSPECT LIGHTS WERE INADVERTENTLY LEFT ON AFTER POWER WAS REMOVED.Oct 13, 2002 · N237MJ · Saab 340B · Emergency LightingSDR SIMA200228703Fire Detector · malfunctionedDURING TAKE OFF CREW REPORTED THE CARGO SMOKE WARNING CAME ON. CREW ELECTED TO ABORT TAKE OFF AND BLOW THE NUMBER ONE FIRE BOTTLE. MAINTENANCE FOUND NO EVIDENCE OF FIRE OR SMOKE. MEL WAS ISSUED AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 13, 2002 · N247AE · Saab 340B · Fire DetectionSDR SIMA200228702Control Valve · malfunctionedCREW REPORTED UNCOMMANDED PITCH CHANGES IN FLIGHT. MAINTENANCE REMOVED AND REPLACED THE FLAP CONTROL VALVE AND FLAP CONTROL VALVE AND FLAP CONTROL BOX IAW MM. OPERATIONAL CHECK WAS SATISFACTORY AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 12, 2002 · N350CF · Saab 340B · Trailing Edge Flap Control SystemSDR SIMA200228203Smoke Detector · dirtyCREW REPORTED THE LAVATORY SMOKE DETECTOR LIGHT CAME ON DURING DESCENT. CREW REPORTED NO SMOKE. MAINTENANCE CLEANED THE LAVATORY SMOKE DETECTOR OF DUST. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 9, 2002 · N261AE · Saab 340B · Smoke DetectionSDR MALA020600Ecu · malfunctionedDURING FLIGHT NR 3158, LEFT ENGINE TORQUE SURGE INFLIGHT FOR 2-3 SECONDS. AN UNCOMMANDED POWER INCREASE ON LEFT ENGINE WITH ENGINE ICE OFF DESCENT CHECK COMPLETE POWER SET AT 80-85 PERCENT. INCREASED TO 120 PERCENT FOR 2-3 SECONDS, THEN RETURNED TO SET PWR TEOct 8, 2002 · N423XJ · Saab 340B · Fuel Control/Turbine EnginesSDR SIMA200228202Indicator · malfunctionedCREW REPORTED TO OPERATIONS THAT THEY SMELLED A STRONG ELECTRICAL SMOKE SMELL WITH THE AVIONICS FAN ON. MAINTENANCE REMOVED AND REPLACED THE STANDBY ADI IAW MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.Oct 7, 2002 · N280AE · Saab 340B · Integrated Flight SystemSDR SIMA200228201Engine · malfunctionedDURING CLIMB CREW REPORTED LEFT ENGINE OIL PRESSURE FLUCTUATION WITH MASTER WARNING. CREW FOLLOWED NORMAL SHUTDOWN PROCEDURES AND DECLARED AN EMERGENCY. AIRCRAFT WAS LANDED WITH NO FURTHER INCIDENTS. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE IAW AE WOct 5, 2002 · N901AE · Saab 340B · Engine (Turbine/Turboprop)SDR UHL2002F00004Connector · wornTAIL PIPE, HOT LIGHT ILLUMINATED AT 6300 FEET. SHUT DOWN NR 2 ENGINE, DISCHARGED NR1 AND NR2 FIRE BOTTLE, RETURNED TO AIRPORT, LANDED WITHOUT INCIDENT. MAINTENANCE REPAIRED WIRING AT EXHAUST COWLING CONNECTORS. NO EVIDENCE OF FIRE NOTED.Sep 27, 2002 · N405Z · Saab SF340A · Overheat DetectionSDR UHLA66511Connector · looseAFTER DEPARTURE, RT ITT GAUGE FLUCTUATED 25 DEGREES, POWER REDUCED, FLUCTUATION WAS AT 5-10 DEGREE SWING. RETURNED TO FIELD. FOUND LOOSE CONNECTION AT ECU RESECURED, RAN ENGINE AT VARIOUS SETTINGS, OPS NORMAL.Sep 15, 2002 · N1495Z · Saab SF340A · Engine EGT/TIT Indicating SystemSDR CX7A194J16O-Ring · cutENGINE OIL PRESSURE (RT) CWP LIGHT ILLUMINATED INNTERMITTENTLY IN FLIGHT. RT ENGINE OIL PRESSURE FLUCTUATED BETWEEN 25 PSI-60 PSI. REPLACED O-RING ON OIL BYPASS SENSOR IAW GE MM.Aug 9, 2002 · N300CE · Saab 340B · Engine Oil PressureSDR AUS20020883Engine · failed(AUS) LT ENGINE FAILURE. LIMITED INFORMATION PROVIDED.Aug 7, 2002 · Saab 340B · Engine (Turbine/Turboprop)SDR CX7A194J15Engine · seizedAFTER ROTATION LT ENGINE OIL PRESSURE CWP- OIL PRESSURE GAUGE READ 0 PSI WHILE RUNNING ENGINE OIL PRESSURE CHECKLIST (TWO MINUTES MAX) ENGINE FAILED. RAN MEMORY ITEM AND CHECKLIST RETURNED FOR LANDING. REMOVED AND REPLACED LT ENGINE IAW GE AND SAAB AMM.Aug 5, 2002 · N318CE · Saab 340B · Engine (Turbine/Turboprop)SDR CX7A194J13Engine · stoppedDuring T/O roll, Tq was 94% on both engines, ITT below 890 degrees. After rotation at 80-100 feet, a bang and shudder was felt and ITT on the right engine ran away to max. Tq reduced to zero, prop autocoarsened. Engine had failed. Emergency declared.Mx R/RJul 30, 2002 · N306CE · Saab 340B · Powerplant SystemSDR MALA020438Engine · power lossDURING FLIGHT 3392, EXPERIENCED ROLLBACK AT 21,000 FT. -11 DEGREES CELSIUS, 59 PERCENT TORQUE. IN ICING CONDITIONS NO SHIFT IN ITT OR TORQUE WAS NOTICED. IGNITION LIGHT DID NOT ILLUMINATE. CREW COULD NOT DETERMINE WHICH ENGINE HAS THE ROLLBACK BUT BELIEVE IJul 26, 2002 · N411XJ · Saab 340B · Engine (Turbine/Turboprop)SDR CX7A194J12HmuDuring climbout of MDW noticed that L/H engine torque was fluctuating 3%. Fluctuations then went to 5% swings. Ran checklist and put in T/M lockout. With T/M lockout engine still fluxed +/- 3% with prop sync on and off.R/R L/H engine HMU IAW SAAB AMMJul 20, 2002 · N304CE · Saab 340B · Fuel Controlling SystemSDR MALA020403Control Unit · failedDURING FLIGHT 3395, LT PROP RPM INDICATION WENT TO ZERO. AIR RETURN TO DTW. MAINTENANCE REMOVED AND REPLACED DECU, ALSO REPLACED YELLOW HARNESS. ALL CHECKS GOOD AT THIS TIME.Jul 11, 2002 · N452XJ · Saab 340B · Central WarningSDR MALA020354Engine · malfunctionedDURING CLIMBOUT ON FLIGHT 2935, RT TORQUE AND RT ITT GAUGE FLICKERING, ABOUT 4-5 PERCENT. ALL OTHER ENGINE AND PROP INDICATIONS WERE NORMAL. AIR RETURN TO MEM. MAINTENANCE CHECKED FOR SHORTS BETWEEN PINS 16,17 & 18 OF DECU, CLEANED CONNECTOR PLUG. NO DEFECTSJun 16, 2002 · N413XJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA020353Engine · malfunctionedDURING APPROACH OF FLIGHT 3326, RH ENGINE POWER SURGE. UNCOMMANDED TORQUE POWER SURGES OF 15 PERCENT ON RT ENGINE DURING CRUISE FLIGHT AT 60 PERCENT TORQUE. THIS WAS AN ACTUAL POWER SURGE WITH AN ASSOCIATED YAW. AC LANDED WITHOUT INCIDENT. MAINTENANCE REMOVJun 15, 2002 · N457XJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA020351Wire Harness · faultyDURING FLIGHT 3320, HAD A UNCOMMANDED AUTO COARSEN EVENT. EVENT OCCURRED DURING APPROACH TO CRW, AT 1,000 FT AGL. RT ENGINE AUTO COARSEN, ENGINE CONTINUED TO RUN, LANDED NORMALLY. MAINTENANCE BORESCOPED RT ENGINE, NO DEFECTS NOTED. REMOVED AND REPLACED RT Jun 11, 2002 · N436XJ · Saab 340B · Turbine Engine System WiringSDR AUS20020479Engine · failed(AUS) RT ENGINE LOST OIL ON STARTUP. OIL CONTAMINATION OF TURBINE BLADES. LIMITED INFORMATION PROVIDED.May 27, 2002 · Saab 340B · Engine (Turbine/Turboprop)SDR AUS20020470Smoke Detector · faulty(AUS) AVIONICS SMOKE DETECTION SYSTEM OPERATED. NO SIGN OF SMOKE COULD BE FOUND. SYSTEM COULD NOT BE FAULTED AND IT IS SUSPECTED THAT DUST IN THE AVIONICS BAY MAY HAVE ACTIVATED THE DETECTORS.May 22, 2002 · Saab 340B · Smoke DetectionSDR SIMA200214401Engine · malfunctionedCLE - FLT 4836 - DISC - AT CRUISE ALTITUDE OF FL 190', LEFT ENGINE OIL PRESSURE FLUCTUATED 15 TO 20 PSI. OIL PRESSURE DROPPED APPROX 40 PSI FOR AN UNKNOWN DURATION. CREW SHUT DOWN ENGINE AND DECLARED EMERGENCY AND DIVERTED INTO PIT. REMOVED AND REPLACED LEFMay 21, 2002 · N339SB · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA200213816Engine · failedCREW REPORTED AT 500-600 FT JUST AFTER CTOT ROTATION, 60-70 PERCENT ON CTOT, AND 80-85 TORQUE, THE NUMBER 2 ENGINE FAILED. C/A MAINTENANCE REMOVED AND REPLACED RIGHT ENGINE IAW WORK CARD 4903. OPERATIONAL AND LEAK CHECKS WERE SATISFACTORY AND AIRCRAFT WAS REMay 18, 2002 · N374AE · Saab 340B · Engine (Turbine/Turboprop)SDR MALA020288Bulb · faultyDURING FLIGHT 2945, LT PGB OIL TEMP FLUCTUATES. AIR RETURN TO DTW. MAINTENANCE REPLACED TEMP BULBS. MAINTENANCE INSPECTED ELECTRICAL CONNECTORS AT LT PROP OIL TEMP GAUGE AND AT TEMP BULB. NO DISCREPANCIES NOTED. MAINTENANCE REMOVED AND REPLACED LT PGB TEMMay 17, 2002 · N450XJ · Saab 340B · Engine Oil TemperatureSDR MALA020276Bleed Valve · malfunctionedDURING FLIGHT 2789, LT AIR VALVE LIGHT ILLUMINATED IN ICING CONDITIONS. LT AIR VALVE LIGHT CAME ON AT 16,000 FT MSL FOLLOWED QRH AND RESET SWITCH. LIGHT STAYED ON OPERATED LEFT ENGINE BELOW 86 PERCENT NG UNTIL CLEAR OF ICING CONDITIONS AS PER QRH. AIR RETURMay 11, 2002 · N367PX · Saab 340B · Compressor Bleed ValveSDR AUS20020442Engine · leaking(AUS) LT ENGINE LEAKING OIL FROM AREA OF THE B' SUMP.May 9, 2002 · Saab 340B · Engine (Turbine/Turboprop)SDR MALA020263Gearbox · failedON APPROACH OF FLIGHT 2753 RT ENGINE FLAMED OUT. EMERGENCY DECLARED, LANDED WITHOUT INCIDENT. WEATHER CLEAR. THE ENGINE DID NOT FLAME OUT BUT WAS OPERATING NORMALLY. A/C DID HAVE AN UNCOMMANDED AUTO COARSEN EVENT. THE DATA INDICATES IT WAS NOT CAUSED BY TApr 30, 2002 · N422XJ · Saab 340B · Turbine Engine Reduction GearSDR AUS20020373Wheel · fractured(AUS) DURING A TURN-A-ROUND INSPECTION, THE PILOT DISCOVERED A 7.8IN(20CM) BEAD SECTION MISSING FROM THE NR 3 MAIN WHEEL AND THE TIRE WAS DEFLATED.Apr 23, 2002 · Saab 340B · Wheel/Ski/FloatSDR AUS20020354Circuit Breaker · faulty(AUS) CARGO/LAVATORY CIRCUIT BREAKER SUSPECT FAULTY.Apr 14, 2002 · Saab 340B · DC Power Distribution SystemSDR MALA020241Seal · defectiveDURING FLIGHT 2775 LT ENGINE OIL PRESSURE FLUCTUATION ALONG WITH CWP LIGHT CAME ON INFLIGHT. LT PROP OR PSI AND TEMP WERE OK. NO SIGNS OF OIL LEAKS NOTED FROM CABIN WINDOW. ENGINE SHUTDOWN IN FLIGHT. QRH COMPLETE. MAINTENANCE PERFORMED ALL PROPER MAINT PRApr 9, 2002 · N428XJ · Saab 340B · Turbine Engine Oil SystemSDR MALA020235Engine · malfunctionedDURING FLIGHT 3247 FROM MQT, LT ENGINE SHUTDOWN AFTER TAKEOFF. AIR RETURN TO MQT. MAINTENANCE WENT UP TO REMOVE AND SEND DFDR FOR DOWNLOAD. REMOVED AND REPLACED LT ENGINE. OPS AND LEAK CHECK GOOD.Apr 6, 2002 · N430XJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA020228Weu · malfunctionedON DESCENT INTO MSP, RT ENGINE FIRE ILLUMINATED WITH FIRE BELL FOR 1-2 SECONDS. NO MASTER CAUTION OR T-HANDLE LIGHT. MAINTENANCE PERFORMED OPS CHECK OF FIRE DETECTION SYSTEM IAW AMM 25-1-00-2 PARA 2A, OPS CHECK GOOD. PERFORMED VIS INSPECTION OF RT NACELLE FMar 28, 2002 · N112XJ · Saab 340B · Fire DetectionSDR MALA020193Engine · erraticDURING FLIGHT 2900, LT ENGINE AND TEMP SPIKES. LT ENGINE SHOWED ERRATIC INDICATIONS IN CRUISE. FLIGHT BROUGHT PL TO FLIGHT IDLE AND INDICATIONS AND AND NOISES STOPPED. A/C DIVERTED INTO FWA. MAINTENANCE BORESCOPED LT ENGINE AND THOROUGHLY INSPECTED ENGINE.Mar 11, 2002 · N413XJ · Saab 340B · Engine (Turbine/Turboprop)SDR NSVA0208Linkage · disconnectedORF - DURING TAKEOFF ROLL, LEFT PROP DROPPED TO 400 RPM AND TORQUE DROPPED 200. TAKEOFF WAS ABORTED AFTER ROLL BACK OF ENGINE POWER WAS EVIDENT. FOUND VG ACTUATOR/START BLEED VALVE LINKAGE DISCONNECTED. GE REP WAS CONTACTED AND A BORESCOPE OF THE ENGINE WASMar 8, 2002 · N277MJ · Saab 340B · Compressor Bleed ControlSDR MALA020181Control Unit · malfunctionedREPORTED SMOKE FROM RT AIRCRAFT VENTS IN CABIN ON ENGINE START. MAINTENANCE BORESCOPED POWER UNIT, FOUND NO EVIDENCE OF OVERTEMP OR OTHER DEFECTS. REMOVED DECU IAW GE MM 71-00-00. OPS & LEAK CHECK GOOD.Mar 5, 2002 · N457XJ · Saab 340B · Fuel Control/Turbine EnginesSDR MALA020197Control Unit · malfunctionedWHEN STARTING RT ENGINE, AFTER STARTER CUT OUT, NG AND ITT KEPT ACCELERATING. WHEN NG REACHES 85 PERCENT WHITE SMOKE APPREARS FROM VENTILATION SYSTEM. SMOKE IS FAIRLY DENSE WITH NO ODOR. MAINTENANCE BORESCOPED POWER UNIT, FOUND NO EVIDENCE OF OVERTEMP OR OTMar 5, 2002 · N457XJ · Saab 340B · Fuel Control/Turbine EnginesSDR MALA020179Chip Detector · dirtyAFTER STARTING LT ENGINE CHIP DETECTOR LIGHT CAME ON. REMOVED AND CLEANED CHIP DETECTOR. NO CHIPS FOUND, RAN ENGINE NO DISCREPANCIES FOUND.Mar 4, 2002 · N412XJ · Saab 340B · Turbine Engine Accessory DriveSDR CX7A194JWarning Light · false indicationRT TAIL PIPE HOT LIGHT ON T/O. NO TAIL WIND, ABORTED, REDUCED POWER, LIGHT WENT OUT. RAIN AND MOISTURE PREVAILED IN THE AREA.Feb 19, 2002 · N303CE · Saab 340B · Overheat DetectionSDR AUS20020068Control Cable · broken(AUS) LT ENGINE POWER CONTROL CABLE BROKEN.Feb 4, 2002 · Saab 340B · Power LeverSDR SIMA200201001Engine · malfunctionedDFW - FLT 3826 - ON DESCENT, LEFT ENGINE TQ WENT TO MAX, GOT OVERTEMP LIGHT. CREW SHUT LEFT ENGINE DOWN. (M)Jan 10, 2002 · N393AE · Saab 340B · Engine (Turbine/Turboprop)SDR AUS20020310Channel · cracked(AUS) RH ENGINE NACELLE CHANNEL CRACKED UNDER DOUBLER AT STN NS 240.Jan 6, 2002 · Saab SF340A · Nacelle/Pylon Miscellaneous StructureSDR AUS20011363Bolt · sheared(AUS) NOSE LANDING GEAR STRUT LT TRUNNION PIN RETENTION BOLT SHEARED IN AREA JUST BELOW THE THREADED PORTION.Dec 17, 2001 · Saab 340B · Nose/Tail Landing Gear Attach SectionSDR CA011221002Engine · malfunctioned(CAN) ON TAKE OFF ACCELERATING THROUGH 60 KTS TME A/C YAWED TO PORT AND THE PORT ENGINE TORQUE WAS SEEN TO DROP. THE ENGINE WAS SHUT DOWN AND THE TAKE OFF ABORTED. AT PRESENT THE INCIDENT IS SUBJECT TO A FULL ENGINEERING INVESTIGATION. FURTHER DETAILS WILLDec 12, 2001 · Saab 340B · Engine (Turbine/Turboprop)SDR AUS20011090Control Valve · failed(AUS) LANDING GEAR CONTROL VALVE FAULTY. ELECTRICAL POWER TO THE VALVE WAS OK.Oct 16, 2001 · Saab 340B · Landing Gear Retraction/Extension System
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