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 NSVA200600122Ecu · malfunctionedL TORQUE GAUGE FLUCTUATES +/- 20 PERCENT FROM SET TORQUE, NO CHANGE IN ITT, NG OR FUEL FLOW, NO AUDIBLE CHANGE IN POWER, NO YAW MOVEMENT. IGNITION LIGHT TURNS ON TORQUE IS RESTORED. REMOVED AND REPLACED LEFT ENG DECU IAW 76-10-57-04. OPS CHECK GOOD, PN ON/OAug 10, 2006 · N334CJ · Saab 340B · Engine BMEP/Torque IndicatingSDR NSVA200600123Switch · dirtyAUTOCOARSEN LIGHT ON CWP COMES FOR 2 - 3 SECONDS ON THEN GOES OFF. CLEANED PA SWITCHES ON BOTH ENGINES. RAN ENGS. SYS OPS CK GOOD, IAW MM 61-22-00-1.Aug 10, 2006 · N191MJ · Saab 340B · Engine (Turbine/Turboprop)SDR NSVA200600120Igniter · unknownABORTED TAKEOFF ITT RT ENGINE 935 AND CLIMBING. REPLACED OUTBOARD IGNITER AND OPS CHECKED GOOD IAW 72-00-00.Aug 8, 2006 · N194CJ · Saab 340B · Spark Plug/IgniterSDR NSVA200600116Engine · malfunctionedLEFT ENGINE TORQUE AT 105 PERCENT AND CTOT AT 94 PERCENT, PWR INITIAL AT 80 PERCENT, AIRCRAFT STARTED TO YAW, CREW ABORTED TAKEOFF. PERFORMED CTOT SYSTEM TEST, OPS CHECK GOOD.Aug 3, 2006 · N344CJ · Saab 340B · Engine (Turbine/Turboprop)SDR NSVA200600115Wire Harness · unknownRT ITT FLUX DURING CLIMB-OUT AND ENGINE SHUTDOWN. REMOVED AND REPLACED RT YELLOW HARNESS WITH SERVICEABLE PART IAW GE CT-7 71-00-00 PN ON/OFF 6068T54P02, OPS CHECK GOOD.Aug 1, 2006 · N203CJ · Saab 340B · Turbine Engine System WiringSDR MALA060488Seal · failedCREW REPORTED THAT THEY SHUT DOWN THE RIGHT ENGINE INFLIGHT AND DECLARED EMERGENCY. ABOUT 15 MILES OUT OF MSP, CREW FELT A VIBRATION. WHILE LOOKING OVER THE ENGINE INSTRUMENTS THE CREW SAY THE RT PROP OIL PRESS DROPPED FROM 50 TO 10 PSI, THEN THE LOW OIL PREJul 26, 2006 · N426XJ · Saab 340B · Propeller Hub SectionSDR MALA060479Engine · making metalRT CHIP DETECT LIGHT ILLUMINATED INTERMITTENT. AIR RETURNED. CHANGED ENGINE.Jul 18, 2006 · N416XJ · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA200619901Engine · failedABI - FLT 3215 - ON FINAL LEFT ENGINE MADE A POP SOUND FOLLOWED BY LEFT ENGINE FEATHERING ON SHORT FINAL. NO ABNORMAL TEMPS, TORQUES, 0 PERCENT AFTER FEATHER. RAI LEFT ENGINE. (M)Jul 6, 2006 · N317AE · Saab 340B · Engine (Turbine/Turboprop)SDR MALA060451Bleed Valve · malfunctionedDURING TREND CHECK NOTED DELTA DELTA T SHIFT OF 43. COMPLIED WITH QRH. RESET TO VALUES AND DELTA DELTA T REMAINED THE SAME NG. AVOIDANCE RANGE OF 80-84 AND 94-98 WERE AVOIDED. HOWEVER NG WAS AT 90 PERCENT FOR APPROX 5 MINUTES DURING TREND CHECK. INSPECTED IJul 4, 2006 · N442XJ · Saab 340B · Compressor Bleed ValveSDR MALA060452Battery Pack · no testEMERGENCY LIGHT BATTERY PACK FAILED CAP CHECK.Jul 3, 2006 · N453XJ · Saab 340B · Emergency LightingSDR MALA060448Anti-Ice Valve · failedAFTER V1, NOTICED RT ENG ITT HIGH (936). CONTINUED T/O AND NOTICED RT ENG CONTINUED TO RUN HOT. AT CHARTERED TO THRU 9000 FT. RT ENG WAS 50 DEGREES HOTTER THAN LT ENG WHICH WAS 44 DEGREES WARMER THAN LAST TREND. FOLLOWED QRH AND TRIED TO AVOID NG RANGES. Jun 30, 2006 · N425XJ · Saab 340B · Engine Anti-Icing SystemSDR NSVA200600091Oil System · lowLEFT ENGINE OIL PRESS LIGHT ILLUMINATED (OBSERVED ENG OIL PRESS FLUCTUATE BETWEEN 0 AND 100) DID IT AGAIN FOR A SECOND TIME (SAME SCENARIO) AND WENT BACK TO NORMAL BUT LEFT ENGINE SURGED. FOUND LEFT ENGINE OIL LOW INADEQUATE OIL ADDED 2.5 QUARTS OF OIL. PERFJun 27, 2006 · N299CJ · Saab 340B · Turbine Engine Oil SystemSDR MALA060434Ecu · malfunctionedRT ENGINE TORQUE, ITT, NG AND NP WERE FLUCTUATING WHILE CLIMBING OUT OF MSP. PERFORMED ERRATIC ENG OPERATION QRH NAD LOCKED OUT TORQUE MOTOR. SLIGHT FLUCTUATIONS CONTINUED BUT REMAINED WITHIN ENGINE OPERATING PARAMETERS. REPLACED DECU RT SIDE. PN ON 6071T2Jun 19, 2006 · N412XJ · Saab 340B · Fuel Control/Turbine EnginesSDR NSVA200600073Governor · failedLEFT ENGINE BOTTOM GOVERNOR DOES NOT ENGAGE. CAPTAIN RUN BOTH ENGINES, COULD NOT DUPLICATE PROBLEM. OPS CHECK GOOD IAW 72-00-00.Jun 13, 2006 · N191MJ · Saab 340B · Engine (Turbine/Turboprop)SDR SIMA200615904Engine · malfunctionedABI - FLT 3234 - LEFT ENGINE OVERTEMP ON TAKEOFF 927 ABORTED TAKEOFF. LEFT ENGINE TEMP WITH LIMITS PER CT7-9B MM 72-00-00 FIG 201 SHEET 1. AIRCRAFT RETURNED TO SERVICE. (M)Jun 6, 2006 · N266AE · Saab 340B · Engine (Turbine/Turboprop)SDR 06052006ATurbine Blades · damagedON TAKEOFF 200 FEET OFF THE GROUND LT ENGINE SHUTDOWN. FOUND EXTENSIVE BLADE DAMAGE ON THE FIRST STAGE TURBINE IN THE HOT SECTION GOING AFT. FOUND DURING BORESCOPE INSPECTION. R&R LT ENGINE IAW 72-00-00 LEAK AND OPS CHECKED GOOD. PN ON/OFF 6058T83G01, SN OJun 4, 2006 · N202SR · Saab 340B · Turbine SectionSDR MALA060330Control Module · malfunctionedRIGHT ENGINE INTAKE HEAT LIGHT ILLUMINATES INTERMITTENTLY. CYCLES ON/OFF EVERY 30 SECONDS. AIR RETURN TO DTW. REMOVED AND REPLACED DEICE CONTROL MODULE P/N ON/OFF 44730-501 S/N ON A00091, S/N OFF A00661.May 17, 2006 · N421XJ · Saab 340B · Engine Anti-Icing SystemSDR CA060509004Washer · meltedWHILE CONDUCTING A VISUAL INSPECTION OF THE PORT STARTER GENERATOR GROUND POINT SEALANT REMOVED. IT WAS DISCOVERED THAT THE ALUMINUM WASHERS, P/N AN960JD616, BETWEEN THE GROUND POINT ATTACH BOLT AND THE BRACKET HAD MELTED. THE GROUND POINT BRACKET SHOWED EVIMay 8, 2006 · Saab 340B · DC Generator-AlternatorSDR 05032006JSeal · leakingRT ENGINE LOW OIL PRESSURE LIGHT ON AT 105 KTS. FOUND B-B AXIS SEAL LEAKING, R&R B-B AXIS SEAL IAW 72-60-01 PN ON/OFF 5078T36101 AND R&R RT ENGINE OIL PRESSURE SWITCH PN ON/OFF 8346-5, SN ON 2661WPL, SN OFF 2180WPL OPS CHECK GOOD.Apr 25, 2006 · N191MJ · Saab 340B · Turbine Engine Oil SystemSDR 04202006BControl Unit · malfunctionedNR 1 TORQUE GAUGE READS ZERO. REMOVED AND REPLACED NR 1 ENGINE DEC PN ON/OFF 6071T20P16, SN ON ECDT1503, SN OFF ECDT1921 IAW 74-00-00. OPS CHECK GOOD.Apr 19, 2006 · N194CJ · Saab 340B · Fuel Control/Turbine EnginesSDR 04202006CEngine · faultyRT ENGINE NOT MAKING T/O POWER. R&R RT ENGINE IAW 71-00-01S. OPS CHECK GOOD.Apr 16, 2006 · N191MJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA060218Engine · unknownAT APPROX 700-800 FT AGL, LEFT ENGINE MADE WHAT SOUNDED LIKE A COMPRESSOR STALL. ENGINE MADE A SERIES OF POPPING NOISES AND THEN SHUT DOWN. ALL QRH CHECKLISTS COMPLETED. NO FIRE INDICATION. REMOVED AND REPLACED ENGINE LT IAW JC 7100-301.Mar 27, 2006 · N429XJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA060196Engine · malfunctionedDURING CLIMB-OUT, NOTICE A SHIFT IN DDT. COMPLETED AND ENGINE TREND WHICH SHOWED A DDT OF 64 DEG. QRH'D DDT REMAINED AT 64 DEG, NG RANGE OF 80-84% COULD NOT BE AVOIDED. REPLACED RT ENGINE SN OFF GE-E758742, SN ON GE-E785682.Mar 25, 2006 · N417XJ · Saab 340B · Engine (Turbine/Turboprop)SDR MALA060210Engine · malfunctionedDURING CLIMB-OUT , NOTICED A SHIFT IN DDT. COMPLETED AN ENGINE TREND WHICH SHOWED A DDT OF 64 DEG. ORH'D DDT REMAINED AT 64 DEG. NG RANGE OF 80-84% COULD NOT BE AVOIDED. RETURNED TO MSP. REPLACED RT ENGINE, SN OFF GE-E758742. SN ON GE-E785682.Mar 25, 2006 · N417XJ · Saab 340B · Engine (Turbine/Turboprop)SDR 03282006AHmu · out of adjustRT PROP IS SLOW TO FEATHER. ADJUSTED RT CONDITION CONTROL RIGGING AT HMU GEARBOX AND PCU IAW 76-10-00Mar 22, 2006 · N239CJ · Saab 340B · Fuel Controlling SystemSDR SIMA200608104Pin · backed outNOTIFIED BY MAINTENANCE, EMERGENCY EXIT SIGN BY ROW 9A INOPERATIVE. FOUND PINS AT PLUG 115VP PUSHED OUT OF SOCKET. RESEATED PINS. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (K)Mar 17, 2006 · N238AE · Saab 340B · Emergency LightingSDR 03152006COil System · lowABORTED TAKEOFF AT 90 KTS FOR MASTER WARNING ON LT ENGINE OIL PRESSURE. INSPECTED LT ENGINE FOUND NO EXTERNAL LEAKAGE, FOUND ENGINE OIL LOW BUT WITHIN LIMITS ADDED 2 QUARTS OF EXXON 2380 IAW GECT7-9 ENGINE MANUAL 72-00-00.Mar 14, 2006 · N210CJ · Saab 340B · Turbine Engine Oil SystemSDR 03152006DOil System · lowDURING TAKEOFF ROLL AT 110 KIAS, MASTER WARNING ON RT ENGINE OIL PRESSURE (CWP) CENTRAL WARNING PANEL LIGHT ILLUMINATED. SERVICED RT ENGINE WITH 3 QUARTS OF OIL AND PERFORMED ENGINE RUNS FOR SEVERAL MINUTES AND DIFFERENT TORQUE RANGES. RT ENGINE PRESSURE LIGMar 13, 2006 · N193CJ · Saab 340B · Turbine Engine Oil SystemSDR 03152006BIndication Sys · malfunctionedLEFT ENGINE ABNORMAL INDICATIONS ON POWER APPLICATION. INSPECTED AND RAN NR 1 ENGINE, OPS CHECKED GOOD NO FAULTS FOUND.Mar 12, 2006 · N334CJ · Saab 340B · Engine Indicating SystemSDR 03082006AOil System · lowRT ENGINE OIL PRESSURE LIGHT ILLUMINATED ON T/O ROLL. ADDED 3 QUARTS OF OIL AND C/W CLEARING PROCEDURE, PER GE MM 72-00-00 OPS CHECK C/W.Mar 3, 2006 · N193CJ · Saab 340B · Turbine Engine Oil SystemSDR 03012006CWarning System · malfunctionedNR 2 ENGINE CHIP DETECTOR LIGHT ON INTERMITTENTLY. PERFORMED INSPECTION IAW GE MM 72-00-00 PAGE 128-144 INSPECTION OF OIL SCREENS. PERFORMED OIL CHANGE ON NR 2 ENGINE PER DOM REQUEST.Feb 25, 2006 · N202SR · Saab 340B · Engine Oil Indicating SystemSDR MALA060205Case · chafedDURING 2Y CHECK IN BNA, FOUND COLD SECTION 3 PARTICLE SEPARATOR CASE CHAFFED ON BOTTOM AS MARKED, C/W EO#S71081.Feb 21, 2006 · N415XJ · Saab 340B · Turbine Engine Air Inlet SectionSDR MALA060065Bleed Valve · malfunctionedLT AIR VALVE ILLUMINATED ON WITH LEFT ENGINE ANTI-ICE ON IN CLIMB, CRUISE AND DESCENT. QRH COMPLETED. AIR TURNBACK TO DTW. REMOVED AND REPLACED LEFT ENGINE ANTI-ICE/START BLEED VALVE IAW GE CT7 MM CH 75-00-00. GROUND RAN A/C. ALL CHECKS GOOD. P/N ON/OFF Feb 12, 2006 · N418XJ · Saab 340B · Engine Anti-Icing SystemSDR CA060210007Engine · making metal(CAN) AFTER TAKE-OFF, ENGINE NR 2 CHIP LIGHT STARTED TO FLICKER. AC WAS TURNED AROUND TOWARDS PLACE OF DEPARTURE. EMERGENCY CHECKLIST WAS FOLLOWED, ENG NR 2 WAS BROUGHT BACK TO IDLE. DURING A LONG FINAL ON DESCENT, ENGINE WAS BROUGHT BACK ON LINE FOR LANDINGFeb 3, 2006 · Skrsky S92A · Engine (Turbine/Turboprop)SDR SIMA200603708Skin · dentedA DENT WAS FOUND ON THE FUSELAGE TOP SKIN AT FRAME 583 AND STRINGER 1503. REMOVED THE DAMAGED SKIN BY MAKING A CUT OUT. FABRICATED A REPAIR DOUBLER AND INSTALLED. REPAIR DONE IAW REPAIR STATEMENT. (K)Jan 28, 2006 · N297AE · Saab 340B · Fuselage Main, Plate/SkinSDR 01312006APlug · unsecureAILERONS FAILED CHECK OF FREE TRAVEL BINDING AT HALFWAY DURING LT APPLICATION. FOUND LOOSE CONNECTOR PLUG SECURED WITH TIE RAP. CONNECTOR PLUG WAS CAUGHT UP BETWEEN AILERON AND HOUSING. INSPECTED AREA FOUND NO DAMAGE, PERFORMED AILERON OPERATION OPS CHECK GOOJan 27, 2006 · N252CJ · Saab 340B · Miscellaneous WiringSDR SIMA200603706Skin · damagedLT HORIZONTAL TOP SKIN ON AIRCRAFT WAS FOUND TO HAVE HAIL DAMAGE. REMOVED THE DAMAGED TOP SKIN. POSITIONED THE NEW SKIN PANEL, INSTALLED. REPAIR DONE IAW SRM. (K)Jan 27, 2006 · N297AE · Saab 340B · Horizontal Stabilizer, Plate/SkinSDR SIMA200603704Seat Track · corrodedTHE LT UPPER OB SEAT TRACK WAS FOUND TO BE CORRODED. REMOVED THE CORRODED SEAT TRACK. INSTALLED SERVICEABLE SEAT TRACK IAW SRM. (K)Jan 25, 2006 · N297AE · Saab 340B · Fuselage, Seat/Cargo Attach FittingsSDR SIMA200603705Seat Track · corrodedTHE RT UPPER OB SEAT TRACK WAS FOUND TO BE CORRODED. REMOVED THE CORRODED SEAT TRACK, INSTALLED NEW SEAT TRACK IAW SRM. (K)Jan 25, 2006 · N297AE · Saab 340B · Fuselage, Seat/Cargo Attach FittingsSDR SIMA200603707Skin · damagedHAIL DAMAGE TO THE RT HORIZONTAL STABILIZER TOP SKIN PANEL. REMOVED EXISTING RT STABILIZER TOP SKIN PANEL AND CLEANED THE AREA. INSTALLED NEW TOP SKIN. REPAIR DONE IAW REPAIR STATEMENT. (K)Jan 25, 2006 · N297AE · Saab 340B · Horizontal Stabilizer, Plate/SkinSDR SIMA200603702Frame · dentedTHE CARGO FRAME AT FS 640 WAS FOUND DENTED. PERFORMED A CUT OUT OF FRAME 640 TO REMOVE THE DAMAGE. PREPARED REPAIR DOUBLER FOR REPAIR. REPAIR DONE IAW REPAIR STATEMENT. (K)Jan 24, 2006 · N297AE · Saab 340B · Fuselage Main, FrameSDR SIMA200603703Frame · dentedTHE CARGO FRAME AT FS 677 WAS FOUND DENTED. PERFORMED 2 CUT OUTS ON FRAME, REMOVED THE DAMAGE. PREPARED A REPAIR DOUBLER FOR NEW FRAME. REPAIR DONE IAW REPAIR STATEMENT. (K)Jan 24, 2006 · N297AE · Saab 340B · Fuselage Main, FrameSDR MALA060022Engine · power lossDURING CLIMBOUT LT ENGINE WOULD NOT MAKE CHARTED POWER AT 7000 FT 1C 92 PERCENT TO PRODUCED ITT 875 NG 97 FF 900 LBS. THIS WAS 60 DEG DELTA WHICH WAS SIMILAR TO TREND. AIR RETURNED TO DTW. PERFORMED GPA OF LT ENGINE GPA. RUNS CHECK GOOD IAW CT7MM MARGIN, WJan 22, 2006 · N418XJ · Saab 340B · Engine (Turbine/Turboprop)SDR PNSA060106Computer · malfunctionedDURING TAKEOFF RUN, NR 1 EFIS DISPLAYED YELLOW HEADING FLAG. ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED NR 1 ATTITUDE AND HEADING REFERENCE COMPUTER.Jan 20, 2006 · N675PA · Saab 340B · Attitude and Direction Data SystemSDR 01182006APropeller · crackedABORTED TAKE-OFF DUE TO LT PROPELLER VIBRATION. A SIGNIFICANT CRACK WAS OBSERVED ON NR 1 ENGINE'S PROPELLER TIP. INSPECTED AND FOUND BLADE TIP DAMAGE (CRACK AND DELAMINATION) ON NR 1 PROPELLER. DAMAGE LOCATION MEASURED FROM TIP TO DAMAGE AREA .5 AND DAMAGE LOJan 13, 2006 · N237MJ · Saab 340B · Propeller Blade SectionSDR SIMA200601601Wire · brokenDURING PREFLIGHT, FOUND EMERGENCY EXIT LIGHT AT SEAT 8C INOPERATIVE. REPAIRED BROKEN WIRE AT EMERGENCY EXIT SIGN. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (K)Jan 10, 2006 · N263AE · Saab 340B · Light System WiringSDR 01242006AHeat Exchanger · inoperativeRT ENG OIL PSI LOW LIGHT AND TRIPLE CHIME ON INITIAL POWER APPLICATION NOTED AT TAKEOFF, ABORTED <20 KIAS. REMOVED AND REPLACED FUEL/OIL HEAT EXCHANGER IAW 73-00-00. PN ON/OFF D1573-10A SN ON JMFR023961, SN OFF JMSF-022444. SYSTEM OPS CHECK GOOD.Jan 9, 2006 · N194CJ · Saab 340B · Engine Fuel/Oil CoolerSDR PNSA060102Oil System · lowON TAKEOFF, AT APROX 95 KNOTS RT ENGINE OIL PRESSURE LIGHT CAME ON. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE FOUND RT ENGINE OIL LOW AND ADDED 2.8 QUARTS. ENGINE WAS INSPECTED FOR LEAKS AND NONE FOUND. ENGINE WAS PUT ON OIL WATCH AND OIL USAGE WJan 3, 2006 · N676PA · Saab 340B · Engine Oil PressureSDR SIMA200600305Longeron · puncturedPUNCTURE ON THE LT NACELLE OB LWR LONGERON. PERFORMED A CUTOUT TO REMOVE THE DAMAGE. FABRICATED AN ANGLE DOUBLER FOR REPAIR. REPAIR DONE IAW SRM. (K)Dec 28, 2005 · N317AE · Saab 340B · Fuselage Main, FrameSDR SIMA200600902Frame · damagedFUSELAGE FRAME AT STA 236 WAS FOUND TO BE CRACKED AT THE END OF A PREVIOUS REPAIR. REMOVED THE PREVIOUS REPAIR, EXTENDED THE CUT OUT TO REMOVE THE CRACK. FABRICATED A FILLER AND DOUBLER. REPAIR DONE IAW SRM. (K)Dec 28, 2005 · N317AE · Saab 340B · Fuselage Main, Frame
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