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 AU000198Connector · crossed(AUS) LT ENGINE FIRE BOTTLE CARTRIDGE CONNECTORS REVERSED. SUSPECT INCORRECT INCORPORATION OF AD/SF340/51. PERSONNEL/MAINTENANCE ERROR.Mar 3, 2000 · Saab 340B · Fire Bottle, FixedSDR AU000172Solenoid · damaged(AUS) LANDING GEAR CONTROL VALVE DOWN SOLENOID HAD HIGH RESISTANCE(20OHMS).Feb 24, 2000 · Saab 340B · Landing Gear SelectorSDR AU000131Fitting · corroded(AUS) LT AND RT MAIN LANDING GEAR FITTINGS CORRODED IN BEARING BORES.Feb 10, 2000 · Saab 340B · Wing, Landing Gear Attach FittingsSDR AU000132Fitting · corroded(AUS) LT AND RT MAIN LANDING GEAR DRAG BRACE ATTACHMENT FITTINGSCORRODED.Feb 10, 2000 · Saab 340B · Wing, Landing Gear Attach FittingsSDR AU000083Axle · corroded(AUS) NOSE LANDING GEAR AXLE FITTING CORRODED BEYOND LIMITS IN THE FITTING BORE.Feb 9, 2000 · Saab SF340A · Nose/Tail Landing Gear Strut/AxleSDR AU000082Duct · leaking(AUS) LT WING BLEED AIR DUCT STEEL SLEEVE PARTIALLY SEPARATED FROM THESYNTHETIC RUBBER OF THE DUCT ALLOWING AIR LEAKAGE.Feb 4, 2000 · Saab SF340A · Pneumatic Distribution SystemSDR SIMA0291Control Cable · inoperativeDFW - FLT 3748 - NR 2 ENGINE FAILED INFLIGHT. WHEN NUMBER 2 LEVER WAS ADVANCED DID NOT HAVE A PLUS TORQUE OR ITT INCREASE. TORQUE REMAINED AT 20 PERCENT ITT AT 500 DEGREES. REMOVED AND REPLACED RIGHT ENGINE POWER CABLE FROM NACELLE IAW SAAB MM 76-10-46. PEJan 29, 2000 · N904AE · Saab 340B · Power LeverSDR PLGA000127Bleed Valve · inoperativeBOS - FLT 4783 - LEFT AUTOMATIC POWER RESERVE LIGHT DID NOT ILLUMINATE AND THE LEFT HIGH PRESSURE BLEED VALVE WAS INOPERABLE. THE AIRCRAFTS TAKEOFF WAS ABORTED. AFTER THE SYSTEMS WERE MEL'D THE AIRCRAFT CONTINUED SCHEDULED SERVICE. LATER IN ALB, MAINTENANCEJan 27, 2000 · N364BE · Saab 340B · Compressor Bleed ValveSDR MALA000123Bleed Valve · failedMSP - FLT 2968 - LEFT AIR VALVE LIGHT ON DURING CLIMB-OUT, CAME BACK ON AFTER SWITCHING ENGINE ICE BACK ON AS PER QRH. MAINTENANCE REPLACED LEFT ANTI-ICE START BLEED VALVE PER GE CT-7 MM 75-00-00. OPS CHECKS GOOD PER GE MM 72-00-00. (M)Jan 21, 2000 · N456XJ · Saab 340B · Compressor Bleed ValveSDR MALA000127Engine · inoperativeIND - FLT 3356 - DURING CRUISE, GOT DECREASE IN RIGHT PROP RPM TO 300 TO 500. GOT RIGHT OIL PRESSURE LIGHT. NOTED RIGHT PROP OIL PRESSURE AT 0 PSI. EXERCISED PROP FROM MAX TO MIN NO RESPONSE. SHUTDOWN ENGINE. DIVERTED TO IND. MAINTENANCE REPLACED RIGHT EJan 21, 2000 · N449XJ · Saab 340B · Turbine Engine Reduction GearSDR PLGA000103Pump · failedBOS - FLT 4756 - UPON TAKEOFF ROLL, FLIGHT ABORTED DUE TO THE RIGHT OIL PRESSURE WARNING LIGHT ILLUMINATING ON THE CENTRAL WARNING PANEL AND THE OIL PRESSURE GAUGE READING ZERO. MAINTENANCE FOUND THE RIGHT PROPELLER GEARBOX LUBE PUMP SHEARED. MAINTENANCE REPJan 3, 2000 · N361BE · Saab 340B · Turbine Engine Reduction GearSDR SIMA3551Engine · malfunctionedSRQ - FLT 5365 - LOSS OF OIL PRESSURE ON RIGHT ENGINE. SHUT DOWN ENGINE IN FLIGHT WITH WARNING LIGHT AND 0.0 PRESSURE. REMOVED AND REPLACED RIGHT ENGINE. OPERATIONAL AND LEAK CHECKED GOOD. (M)Dec 18, 1999 · N313AE · Saab 340B · Engine (Turbine/Turboprop)SDR PLGA991216Connector · looseBOS - FLT 4855 - DURING FLIGHT, THE RIGHT LOW PRESSURE BLEED VALVE WAS NOT FUNCTIONING AND STUCK OPEN. AIRCRAFT RETURNED TO BOS. AFTER TROUBLESHOOTING MAINTENANCE, FOUND THE CONNECTOR AT THE RIGHT BLEED VALVE LOOSE. THE CONNECTOR WAS RESECURED, REQUIRED OPDec 16, 1999 · N358BE · Saab 340B · Compressor Bleed ValveSDR MALA976640Scavenge Pump · failedJUST AFTER TAKEOFF THE RIGHT ENGINE OIL PRESSURE CWP ILLUMINATED AND RIGHT OIL PRESSURE GUAGE WENT TO ZERO. RAN QRH AND SHUT DOWN ENGINE. RETURNED TO ELM. MAINTENANCE REPLACED SCAVENGE PUMP, PRESSURE SWITCH (P/N IPTE119-1000-200D1) AND DIFFERENITIAL PRESSURNov 21, 1999 · N445XJ · Saab 340B · Turbine Engine Oil SystemSDR SI3R99020Bearing · failedDURING DISASSEMBLY, THE FOLLOWING DAMAGE WAS NOTED: BROKEN BEARING CAGE (P/N 775765-2) S/N: TBC 00044. HSS SO NR 328125 SO CUST: SIMMONS A/L. (X)Oct 6, 1999 · Saab 340B · Turbine Engine Reduction GearSDR 99ZZZX3837Shaft · nickedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARSep 3, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR 99ZZZX3838Shaft · nickedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARSep 3, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR 99ZZZX3839Block · pittedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARSep 3, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR AU990879Fitting · corroded(AUS) LANDING GEAR SUPPORT FITTING CORRODED.Sep 2, 1999 · Saab 340B · Main Landing Gear Attach SectionSDR 99ZZZX3833Gear · nickedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARAug 30, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR 99ZZZX3834Gear · nickedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARAug 30, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR 99ZZZX3835Gear · pittedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARAug 30, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR 99ZZZX3836Gear · pittedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARAug 30, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR SI3R99019Housing · damagedUPON DISASSEMBLY OF GEARBOX, THE FOLLOWING WAS OBSERVED: ON AFT SIDE OF BULKHEAD AT THE RT IDLER GEAR OPENING, THERE IS A 360 DEGREE GROOVE, .078 INCH DEEP BY .200 INCH WIDE, (PN 775775-31, SET NR 242). RT IDLER FORWARD TAB WASHER (PN 789578-1) BROKEN. BEARAug 30, 1999 · Saab SF340A · Turbine Engine Accessory DriveSDR PNSA990802O Ring · laekingRT ENGINE OIL PRESSURE STARTED TO FLUCTUATE BETWEEN 30 TO 80 PSI. AIRCRAFT RETURNED TO BASE, LANDING WAS NORMAL. NO VISABLE OIL LEAKAGE WAS FOUND. OIL LEVEL WAS LOW. FOUND C SUMP O-RINGS LEAKING. REPLACED O-RINGS.Aug 25, 1999 · N685PA · Saab 340B · Turbine Engine Oil SystemSDR AU990855Decu · faulty(AUS) RT ENGINE DIGITAL ENGINE CONTROL UNIT INTERNAL FAILURE.Aug 15, 1999 · Saab 340B · Fuel Control/Turbine EnginesSDR AU990808Nacelle · fod(AUS) RIGHT ENGINE FIRE DECK FOD. A SCREWDRIVER WAS FOUND DURING THE PRE-FLIGHT INSPECTION.Jul 29, 1999 · Saab 340B · Nacelle/Pylon StructureSDR SIMA992081Seal · failedBWI - FLT 4901 - RIGHT ENGINE LOST OIL PRESSURE DURING FLIGHT INTO BWI. CREW DECLARED EMERGENCY AND SHUT DOWN RT ENGINE AND LANDED SAFELY. OIL PRESSURE WAS 30-50 PSI PRIOR TO SHUT DOWN. ALSO NOTED OIL ON RIGHT COWLING AFTER LANDING. REMOVED AND REPLACED RIJul 27, 1999 · N341SB · Saab 340B · Turbine Engine Oil SystemSDR CA990728060Detector · intermittent(CAN) AFTER DEPARTURE, IN HEAVY RAIN, JET PIPE HOT LIGHT STARTED INTERMITTANT INDICATIONS. THE ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO BASE. ALL INDICATIONS NORMAL. ALL SYSTEMS INSPECTED AND CHECKED. OVERHAUL SWITCHES REPLACED. SUSPECT SYSTEM IS VULJul 15, 1999 · Saab 340B · Overheat DetectionSDR SIMA991895Engine · failedLAS - FLT 3432 - ON TAKEOFF AT APPROXIMATELY 1,100 FEET AGL, HAD WHAT SEEMED TO BE A COMPRESSOR STALL ON THE LEFT ENGINE. TURNED CTOT OFF AND RETARDED POWER LEVER AND THE LEFT WAS STILL POPPING AND THE OVERTEMP WARNING LIGHT WAS ON AND THE TEMPERATURE INDICATJul 8, 1999 · N312AE · Saab 340B · Engine (Turbine/Turboprop)SDR PNSA990702Fuel Control · failedDURING START SEQUENCE OF RT ENGINE AT 50 PERCENT NG ENGINE FLAMED OUT. REPLACED FUEL CONTROL.Jul 3, 1999 · N685PA · Saab 340B · Fuel Control/Reciprocating EnginesSDR AU990581Sensor · faulty(AUS) LT ENGINE NP SENSOR SUSPECT FAULTY.Jun 16, 1999 · Saab 340B · Engine Indicating SystemSDR AU990566Windshield · delaminated(AUS) RT WINDSHIELD CRACKED ACROSS THE TOP CORNER OF THE OUTER PANE. SUSPECT CAUSED BY THERMAL STRESS.Jun 8, 1999 · Saab 340B · Flight Compartment WindowsSDR SIMA991445Valve · failedSAN - FLT 3212 - LEFT ENGINE COMPRESSOR STALLED AFTER TAKEOFF AND ENGINE SHUTDOWN. PERFORMED BORESCOPE INSPECTION WITH NO DEFECTS NOTED. REMOVED AND REPLACED LEFT ENGINE ANTI-ICE START/BLEED VALVE. AIRCRAFT RETURNED TO SERVICE. (M)May 24, 1999 · N283AE · Saab 340B · Compressor Bleed ControlSDR PLGA990518Engine · failedBGR - FLT 6415 - AFTER TAKEOFF OUT OF BGR EN ROUTE TO BOS, THE LT ENGINE CHIP DETECTOR LIGHT ILLUMINATED. AIRCRAFT RETURNED TO BGR AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND UNACCEPTABLE METAL ON THE CHIP DETECTOR. THE SUBJECT ENGINE HAD ONLY 293 HOURSMay 18, 1999 · N349BE · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA991315Hmu · malfunctionedSBP - FLT 3309 - AFTER TAKEOFF AT 800 FT, NR 2 ENGINE COMPRESSOR STALLED AND SHUTDOWN, AND THE OVERTEMP LIGHT ILLUMINATED. CREW DECLARED AN EMERGENCY AND RETURNED TO SBP. MAINTENANCE DOWNLOADED FDAU DATA AND FOUND NO EXCEEDANCE RECORDED FOR FLIGHT 3309. PERMay 11, 1999 · N278AE · Saab 340B · Fuel Controlling SystemSDR AU990831Control Panel · faulty(AUS) LEFT ENGINE CONSTANT TORQUE ON TAKEOFF (CTOT) PANEL FAULTY.May 9, 1999 · Saab 340B · Engine BMEP/Torque IndicatingSDR MALA976449Bleed Valve · failedLEFT BLEED FAULT LIGHT ILLUMINATED IN FLIGHT. FOLLOWED QRH AND CLOSED LEFT BLEED VALVE, WITH LEFT BLEED VALVE CLOSED, LEFT BLEED FAULT LIGHT ILLUMINATED FOR ABOUT 3 SECONDS, ROUGHLY EVERY 4 MINUTES. MAINTENANCE REPLACED LEFT PRESSURE BLEED SWITCH. ALL CHECKMay 7, 1999 · N457XJ · Saab 340B · Compressor Bleed ValveSDR AU990414Bolt · sheared(AUS) PROPELLER ATTACHMENT BOLT HEAD SHEARED OFF THROUGH THE LOCKWIRE HOLES WHEN RUN-ON TORQUE WAS APPLIED. THE BOLT WAS A NEW ITEM.May 6, 1999 · Saab 340B · Propeller AssemblySDR AU990838Control Panel · inoperative(AUS) RIGHT ENGINE CONSTANT TORQUE ON TAKEOFF (CTOT) CONTROL PANEL FAULTY.Apr 29, 1999 · Saab 340B · Engine BMEP/Torque IndicatingSDR MALA976441Cover · missingAFTER TAKEOFF APPROX 300-400 FT, THE RIGHT ENGINE OIL PRESSURE WARNING ILLUMINATED PROCEEDED WITH QRH CHECK LIST. WHILE IN THAT CHECK LIST, ENGINE FAILED. COMPLETED QRH AND RETURNED TO MSP. ENGINE OIL PRESSURE WAS INDICATING 0 PSI. ON POST FLIGHT, OIL ON NApr 22, 1999 · N424XJ · Saab 340B · Engine (Turbine/Turboprop)SDR AU990393Structure · damaged(AUS) AIRCRAFT SUFFERED MAJOR HAIL DAMAGE WHILE PARKED AT SYDNEY AIRPORT.Apr 14, 1999 · Saab 340B · Fuselage Main, StructureSDR SI3R99013Bearing · brokenDURING DISASSEMBLY OF GEARBOX, SLIDER BLOCK BEARING AND RIGHT IDLER FORWARD TAB WASHER WERE FOUND BROKEN. REF: HSS SO NR 251975 SO CUSTOM: MESBA A/L.Apr 10, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR 99ZZZX2518Tab Washer · brokenDURING DISASSEMBLY OF GEARCASE, RIGHT IDLER FORWARD TAB WASHER WAS FOUND BROKEN. OIL PUMP HOUSING HAS SOME DAMAGE. HSS SO NR 251671 SO. CUST: SIMMONS A/L. (X)Mar 25, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR 99ZZZX2519Bearing · brokenDURING DISASSEMBLY OF GEARBOX, SLIDER BLOCK BEARING AND RIGHT IDLER FORWARD TAB WASHER WERE FOUND BROKEN WHICH CAUSED DAMAGE TO BULKHEAD. HSS SO NR 251975 SO. CUST: MESABA A/L.Mar 25, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR SI3R99008Bearing · failedDURING DISASSEMBLY OF GEARBOX, SLIDER BLOCK BEARING CAGE AND RIGHT IDLER FORWARD TAB WASHER WERE FOUND BROKEN. HSS SO NR 249856 SO. CUST: MESABA A/L. (X)Mar 22, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR MALA976395Chip Detector · contaminatedON CLIMBOUT FROM DTW, THE RIGHT CHIP DETECT LIGHT CAME ON, COMPLIED WITH QRH. ALL ENGINE PARAMETERS WERE NORMAL. AIRCRAFT RETURNED TO DTW. MAINTENANCE FOUND ONE SLIVER HAIR LIKE PIECE ON CHIP DETECTOR. CLEANED CHIP DETECTOR AND SCAVANGE SCREENS. GROUND RAMar 15, 1999 · N402XJ · Saab 340B · Turbine Engine Accessory DriveSDR SI3R99009Bearing · failedDURING DISASSEMBLY OF GEARBOX, SLIDER BLOCK BEARING AND RIGHT IDLER FORWARD TAB WASHER WERE FOUND BROKEN WHICH CAUSED DAMAGE TO BULKHEAD. HSS SO NR 251975 SO. CUST: MESABA A/L. (X)Mar 1, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR SI3R99011Washer · brokenDURING DISASSEMBLY OF GEARCASE, RIGHT IDLER FORWARD TAB WASHER WAS FOUND BROKEN. OIL PUMP HOUSING HAS SOME DAMAGE. HSS SO NR 251671 SO. CUST: SIMMONS A/L. (X)Mar 1, 1999 · Saab SF340A · Turbine Engine Reduction GearSDR AU990839Blade · lightning strike(AUS) PROPELLER BLADE TIP DAMAGED BY LIGHTNING STRIKE CAUSING LOCALIZED BURNING TO THE COMPOSITE STRUCTURE.Feb 25, 1999 · Saab 340B · Propeller Blade Section
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