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 AU001146Control Panel · faulty(AUS) LT ENGINE CONSTANT TORQUE ON TAKEOFF (CTOT) CONTROL PANEL SUSPECT FAULTY OR ENGINE CONTROLS SLIGHTLY MISRIGGED PREVENTING CTOT FROM CAPTURING THE ENGINE.Nov 30, 2000 · Saab 340B · Engine BMEP/Torque IndicatingSDR AU001136Engine · making metal(AUS) RH ENGINE CHIP DETECTOR CONTAMINATED WITH A LARGE AMOUNT OF BEARING MATERIAL.Nov 29, 2000 · Saab 340B · Engine (Turbine/Turboprop)SDR MALA000682Wire · brokenAIR TURNBACK. LT ENGINE INTAKE LIGHT FAIL, LIGHTS CYCLES 10 SECONDS WORKS, AND 15 SECONDS FAIL, CONTINUOUSLY. MAINTENANCE FOUND BROKEN WIRE TO EXHAUST NOZZEL. REPAIRED AS REQUIRED. OPS CHECK GOOD.Nov 27, 2000 · N76XJ · Saab SF340A · Ice/Rain Protection System WiringSDR MALA000681Connector · failedAIR TURNBACK. RT AIR VALVE LIGHT ILLUMINATED AFTER TO. MAINTENANCE FOUND BROKEN PIN ON CANNON PLUG 25HL BLEED AIR S/O VALVE. REPAIRED PIN AND RAN SYSTEM. ALL CHECKS GOOD IAW SAAB MM CHAP 75.Nov 25, 2000 · N106XJ · Saab SF340A · Engine Anti-Icing SystemSDR AU001095Smoke Detector · intermittent(AUS) CARGO SMOKE DETECTOR GAVE INTERMITTENT WARNINGS. FIRE EXTINGUISHER DISCHARGED. NO EVIDENCE OF SMOKE OR FIRE.Nov 10, 2000 · Saab 340B · Smoke DetectionSDR MALA000657Engine · fireGROUND PERSONNEL INDICATED A FIRE ON THE NR 2 ENGINE ON START. FLIGHT CREW DISCHARGED RT ENGINE FIRE BOTTLE. MAINTENANCE INSTALLED SERVICEABLE RT ENGINE FIRE BOTTLE IAW SF340 MAL TASK CARD 26210.Nov 7, 2000 · N404XJ · Saab 340B · Engine (Turbine/Turboprop)SDR PLGA001106Bleed Valve · failedBGR - FLT 4828 - ON FLIGHT 4828 - BOS-PQI, LEFT ENGINE ANTI-ICE AIR VALVE LIGHT ILLUMINATED WHEN SWITCH WAS SELECTED ON. CREW FOLLOWED THEIR CHECKLIST AND DIVERTED INTO BGR AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LEFT ENGINE ANTI-ICE START BLEENov 6, 2000 · N362BE · Saab 340B · Compressor Bleed ValveSDR SI3R00003Bearing · brokenDURING DISASSEMBLY, THE FOLLOWING DISCREPANCY WAS NOTED: BROKEN BEARING CAGE (PN 775765-2) (SN TBC00504), DAMAGE TO GUIDE BRACKET (PN 763697-1) AND BULKHEAD (PN 775775-31) REQUIRING REPLACEMENT. HSS SO NR 441055 SO. CUST: MESABA A/L.Oct 24, 2000 · Saab 340B · Turbine Engine Reduction GearSDR 20010208SG003Bearing · brokenDURING DISASSEMBLY, THE FOLLOWING DISCREPANCY WAS NOTED: BROKEN BEARING CAGE (PN 775765-1) (SN TBC00504), DAMAGE TO GUIDE BRACKET (PN 763697-1)AND BULKHEAD (PN 775775-31) REQUIRING REPLACEMENT. HSS SO NR 441055 SO. CUST: MESABA A/L.Oct 24, 2000 · Saab 340B · Turbine Engine Reduction GearSDR AU001001Duct · faulty(AUS) LT ENGINE INTAKE LOWER ANTI-ICE DUCT FAULTY.Oct 19, 2000 · Saab 340B · Air Intake Anti/De-Ice SystemSDR AU001013Hose · failed(AUS) NOSE LANDING GEAR RETRACTION ACTUATOR HYDRAULIC HOSE FAILED.Oct 18, 2000 · Saab 340B · Landing Gear ActuatorSDR AU001040Bolt · damaged(AUS) PROPELLER HUB BOLTS NR 1, NR 2, NR 3, NR 6, NR 7 AND NR 8 DID NOT MAKETHE 0.381MM (0.015IN) STRETCH LIMIT AS PER DOWTY SB SF340-61-96.SUSPECT CAUSED BY EXCESSIVE SEALANT BETWEEN HUB HALVES.Oct 11, 2000 · Saab 340B · Propeller Hub SectionSDR AU000960Bulb · failed(AUS) LT MAIN LANDING GEAR LIGHT BULB BLOWN.Oct 2, 2000 · Saab 340B · Landing Gear Position and WarningSDR AU000920Bolt · misinstalled(AUS) PROPELLER HUB BOLT INCORRECT TORQUE. FOUND DURING INSPECTION IAWDOWTY SB SF340-61-96. SUSPECT CAUSED BY EXCESSIVE SEALANT BETWEEN HUB HALVES.Sep 22, 2000 · Saab 340B · Propeller Hub SectionSDR AU000914Bolt · undertorqued(AUS) PROPELLER HUB BOLTS NR 2, NR 3 AND NR 6 UNDERTORQUED. FOUND DURING INSPECTION IAW DOWTY SB SF340-61-96. SUSPECT CAUSED BY EXCESSIVE SEALANT BETWEEN HUB HALVES.Sep 21, 2000 · Saab 340B · Propeller Hub SectionSDR AU000831Ballast · failed(AUS) CABIN LIGHTING BALLAST LOCATED ABOVE ROW 3 FAILED.Sep 8, 2000 · Saab 340B · Passenger Compartment LightingSDR NSVA20000001Gearbox · seizedEN ROUTE FROM PIT TO HTS, LEFT PROPELLER OIL PRESSURE WAS ABOVE 140 PSI WITH ASOCIATED VIBRATION, AND FLUCTUATING PROPELLER RPM. AS A RESULT, LEFT ENGINE WAS SHUTDOWN ON APPROACH INTO HTS. AIRCRAFT LANDED WITHOUT INCIDENT. CREW REPORTED THAT ONCE ON GROUND,Sep 5, 2000 · N9CJ · Saab 340B · Turbine Engine Reduction GearSDR AU000654Transceiver · failed(AUS) NR 1 VHF TRANSCEIVER FAILED.Sep 1, 2000 · Saab 340B · VHF Communications SystemSDR AU000655Warning System · false activation(AUS) TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM (TCAS) SUSPECT ACTIVATED BY AIRCRAFT ON PARALLEL RUNWAY.Sep 1, 2000 · Saab 340B · Air Collision Avoidance SystemSDR AU000656Duct · damaged(AUS) AIR CYCLE MACHINE BLEED AIR SUPPLY DUCT HOLED.Sep 1, 2000 · Saab 340B · Air Distribution SystemSDR AU000673Wheel · cracked(AUS) MAIN WHEEL ASSEMBLY CRACKED AT BEAD SEAT RADIUS. CRACK LENGTH APPROXIMATELY 93.345MM (3.675IN).Sep 1, 2000 · Saab 340B · Wheel/Ski/FloatSDR SIMA2454Control Unit · failedSBA - FLT 3071 - CREW LOST ALL POWER LEVER CONTROL OF RT ENGINE DURING CRUISE. 9-8-00: REMOVED AND REPLACED RIGHT ENGINE DECU IAW AMM 74-00-00. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (X)Sep 1, 2000 · N323AE · Saab 340B · Engine SynchronizingSDR SIMA2398Engine · failedSJT - FLT 3889 - RIGHT ENGINE OVERTEMP IN REVERSE, EXCEEDED 1000 DEGREES (PIREP 1080 DIG). COCKPIT FILLED WITH OILY SMOKE. REMOVED AND REPLACED RIGHT ENGINE IAW AMM. RUNS AND OPS CHECK GOOD. S/N ON GEE785310. S/N OFF GEE 785359. (X)Aug 26, 2000 · N352SB · Saab 340B · Engine (Turbine/Turboprop)SDR SI3R00002Ring · brokenUPON DISASSEMBLY OF GEAR CASE, FOUND DAMPENER RING, PN 792207-3, BROKEN. CUP, PN 775754-20, VIBRATED LOOSE FROM RIGHT HAND IDLER GEAR, PN 775754-5. HSS SO NR 430345 SO. CUST: AMR. (X)Aug 25, 2000 · Saab 340B · Turbine Engine Reduction GearSDR MALA000515Bleed Valve · failedRIGHT HP BLEED VALVE LIGHT ILLUMINATED AFTER TAKEOFF. QRH COMPLETED. AIR TURNBACK. MAINTENANCE REPLACED RIGHT HP BLEED VALVE (P/N 321935), OPS CHECK GOOD.Aug 10, 2000 · N436XJ · Saab 340B · Compressor Bleed ValveSDR SIMA2113Bleed Valve · inoperativeDFW - FLT 3451 - LEFT AIR VALVE LIGHT CAME ON IN FLIGHT. RAN AIR VALVE LIGHT ON CHECKLIST, COULD NOT EXTINGUISH. MAINTENANCE REMOVED AND REPLACED THE LEFT AIR ANTI-ICE START BLEED VALVE IAW GE MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVJul 29, 2000 · N400BR · Saab 340B · Compressor Bleed ValveSDR AU000571Power Lever · out of adj(AUS) LH POWER LEVER OUT OF ADJUSTMENT AND LAGGING BEHIND THE RH POWERLEVER.Jul 14, 2000 · Saab 340B · Power LeverSDR SIMA1963Engine · overtempLIT - FLT 3290 - RIGHT ENGINE ON DERIVATIVE POWER. ON TAKEOFF ITT REACHED 932 DEGREES C AT 94 PERCENT TORQUE AT 35 DEGREE CELSIUS. AIRCRAFT IS TO BE RETIRED, ENGINE WILL BE REPLACED PRIOR TO BEING SOLD OR RETURNED TO SAAB. ENGINE WAS REMOVED AND REPLACED IAJul 14, 2000 · N202KD · Saab 340B · Engine (Turbine/Turboprop)SDR MALA000425Bleed Valve · failedLT BLEED CLOSED IN FLIGHT COMPLETED WITH ORH. MAINTENANCE REPLACED LT LOW PRESSURE BLEED VALVES PER MEL 36-10-2(C).Jul 13, 2000 · N421XJ · Saab 340B · Compressor Bleed ValveSDR SIMA1953Engine · failedLAX - FLT 3004 - ON CLIMB-OUT, RIGHT CHIP DETECTOR LT CAME ON. IMMEDIATELY REDUCED POWER AT SAME TIME LOUD BANG WAS HEARD FOLLOWED BY RIGHT ENGINE OIL PRESSURE LIGHT INITIATED RIGHT ENGINE SHUTDOWN AND RETURNED TO LAX. (M)Jul 13, 2000 · N323AE · Saab 340B · Engine (Turbine/Turboprop)SDR 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 340B · Engine Temperature Indicating SystemSDR 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 340B · Engine Temperature Indicating SystemSDR SIMA1874Warning Light · illuminatedACT - FLT 3635 - AT 11,000 FEET CRUISE, SETTING UP FOR TREND, RT ENGINE OIL TEMPERATURE RISING ABOVE 150. RT OIL PRESSURE SLOWLY DROPPED BELOW 50. MONITORED AND MADE PRECAUTIONARY LANDING. OIL PRESSURE NOT OUT OF GREEN AT ANYTIME. ENGINE INDICATIONS NORMALJul 5, 2000 · N286AE · Saab 340B · Turbine Engine Oil SystemSDR SIMA1802Engine · overtempLBB - FLT 3832 - RIGHT ENGINE EXCEEDED 935 DEGREES ON TAKEOFF ROLL. REMOVED AND REPLACED RIGHT ENGINE ASSY IAW WORK CARD 4903. OPS CHECK GOOD IAW AMM 71-00. (M)Jun 28, 2000 · N905AE · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA1661Engine · contaminatedALB - FLT 5146 - DURING CLIMB-OUT AT 3000 FEET, CREW SMELLED SMOKE THROUGH OUT CABIN. RETURNED AS A PRECAUTIONARY MEASURE, EVEN THOUGH SMELL DISSIPATED, RAN AIRCRAFT. OPS CHECK COMPLIED WITH. BLEED SYSTEM, GASPER FANS WINDSHIELD WIPER MOTORS, COM SYSTEM WITJun 14, 2000 · N304AE · Saab 340B · Engine (Turbine/Turboprop)SDR AU000471Switch · malfunctioned(AUS) CONSTANT TORQUE ON TAKEOFF (CTOT) SWITCH LEFT IN INCORRECT POSITION. LT AND RT ENGINE OVERTEMPERATURE OCCURRED.Jun 13, 2000 · Saab 340B · Engine BMEP/Torque IndicatingSDR AU000458Panel · faulty(AUS) CONSTANT TORQUE ON TAKEOFF (CTOT) PANEL FAULTY.Jun 9, 2000 · Saab 340B · Engine BMEP/Torque IndicatingSDR SIMA1536Seal · failedDFW - FLT 3330 - NR 2 OIL CWP WARNING ON IN FLIGHT. SHUT DOWN NR 2 AS PRECAUTION. OIL PRESSURE FLUCTUATED PLUS MINUS 15-20 PSI AV. 20-25 PSI IN YELLOW AND RED AREAS. REMOVED AND REPALCED BB AXIS SEAL KIT ON NR 2 ENGINE IAW GE MM 72-61-00. OPS CHECK GOOD. Jun 1, 2000 · N329AE · Saab 340B · Turbine Engine Oil SystemSDR AU000433Indicator · faulty(AUS) RT AIRSPEED INDICATOR AND STANDBY AIRSPEED INDICATORS LOSTINDICATION. SUSPECT CAUSED BY ICING.May 28, 2000 · Saab 340B · Airspeed/Mach IndicatorSDR MALA000308Hmu · failedAFTER TAKEOFF F/O DIALED DOWN CTOT RT ENGINE LOST POWER. TORQUE DROPPED TO 60 PERCENT THEN BACK TO APPROX 102 PERCENT, ENGINE SURGED LOUDLY MULTIPE TIMES. RED ITT OVERTEMP LIGHT ILLUMINATED. ENGINE CYCLED BETWEEN 60 AND 102 PERCENT APPROX 10 TIMES, CTOT WASMay 15, 2000 · N48XJ · Saab SF340A · Fuel Controlling SystemSDR MALA000275Bleed Valve · failedLEFT AIR VALVE CAUTION LIGHT ILLUMINATED IN FLIGHT, RESET SEVERAL TIMES WITH SAME RESULT. MX REMOVED AND REPLACED ANTI-ICE START BLEED VALVE. OPS CHECK GOOD AT THIS TIME.Apr 19, 2000 · N422XJ · Saab 340B · Compressor Bleed ValveSDR SIMA1085Valve · stuckDFW - FLT 3374 - LEFT ENGINE SHUTDOWN IN FLIGHT MAX 15 PERCENT TORQUE AT 730 DEGREES CELSIUS AND 82 PERCENT NG. REMOVED AND REPLACED NR 2 A/I VALVE IAW GE MM 75-00-00. PERFORMED ENGINE PERFORMANCE RUNS, ALL PARAMETERS NORMAL. OPS CHECK GOOD. AIRCRAFT RETURApr 17, 2000 · N317AE · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA0914Engine · failedGGG - FLT 3280 - RIGHT ENGINE FAILED IN FLIGHT AT 20,000. SHUT ENGINE DOWN AND RETURNED TO BASE. REMOVED AND REPLACED RIGHT ENGINE IAW SAAB AMM. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)Mar 31, 2000 · N904AE · Saab 340B · Engine (Turbine/Turboprop)SDR AU000271Switch · worn(AUS) LT MAIN LANDING GEAR DOWNLOCK MICROSWITCH WORN.Mar 29, 2000 · Saab 340B · Landing Gear Position and WarningSDR AU000273Fitting · corroded(AUS) MLG STRUT SUPPORT FITTING CORRODED IN BEARING BORES.Mar 28, 2000 · Saab 340B · Main Landing Gear Attach SectionSDR AU000274Fitting · corroded(AUS) DRAG BRACE SUPPORT FITTING CORRODED IN BEARING BORES.Mar 28, 2000 · Saab 340B · Main Landing Gear Attach SectionSDR AU000275Fitting · corroded(AUS) DRAG BRACE SUPPORT FITTING CORRODED IN BEARING BORES.Mar 28, 2000 · Saab 340B · Main Landing Gear Attach SectionSDR AU000276Fitting · corroded(AUS) MLG STRUT SUPPORT FITTING CORRODED IN BEARING BORES.Mar 28, 2000 · Saab 340B · Main Landing Gear Attach SectionSDR SIMA0705Pcu · inoperativeFLT 5141 - ALB - RIGHT ENGINE BETA LIGHT ILLUMINATED DURING FLIGHT. ALL ENGINES PARAMETERS APPEAR NORMAL. REMOVED AND REPLACED RIGHT PCU IAW SAAB MM 61-20-06. PERFORMED RIGGING CHECK IAW SAAB MM 76-10-00. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)Mar 10, 2000 · N240DS · Saab 340B · Engine (Turbine/Turboprop)SDR AU000220Smoke Detector · contaminated(AUS) CARGO HOLD SMOKE DETECTORS CONTAMINATED WITH MOISTURE. FALSE FIRE INDICATION RESULTED IN THE DISCHARGE OF THE CARGO FIRE EXTINGUISHER.Mar 8, 2000 · Saab 340B · Smoke Detection
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