Garrett TFE731-2-2B

Service difficulty reports · 248

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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 = 'TFE73122B'
  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 2010F00014Fire Warning · false activationRT ENG FIRE WARNING LIGHT ILLUMINATED SHORTLY AFTER TAKEOFF. THROTTLE RETARDED AND FIRE WARNING LIGHT WENT OUT. THIS IS THE SECOND IN-FLIGHT FALSE FIRE WARNING LIGHT ILLUMINATION ON THIS RENTAL ENGINE. INVESTIGATION IN PROGRESS.Jan 12, 2010 · N12FN · Lear 36LEAR · Fire DetectionSDR CA091123005Skin · cracked(CAN) DURING TROUBLESHOOTING OF AN UNRELATED DOOR SNAG, A CRACK WAS DISCOVERED ON THE FUSELAGE SKIN STARTING AT THE LWR FWD CORNER OF MAIN ENTRY DOOR CUTOUT. USING A 10X LOUPE, THE CRACK WAS MEASURED AT 0.270". EDDY CURRENT AND FPI INSP CARRIED OUT WHICH DETERNov 20, 2009 · Lear 35A · Fuselage Main, Plate/SkinSDR CA090918002Selector Valve · faulted(CAN) DURING APPROACH ALL 3 GEAR WOULD NOT EXTEND. PILOTS PERFORMED ABNORMAL CHECKLIST, THEN PERFORMED THE EMERGENCY GEAR EXTENSION, WHICH WORKED PROPERLY AND INDICATED ALL 3 GEAR WERE DOWN. THE CONTROL TOWER WAS INFORMED AND EMERGENCY VEHICLES DISPATCHED AS ASep 9, 2009 · Lear 35A · Landing Gear Retraction/Extension SystemSDR KC8AN72CKFuel Control · uncontrollableRIGHT ENGINE ITT INDICATION INCREASED DURING CRUISE, STRAIGHT AND LEVEL FLIGHT, WITH NO CHANGE IN THE N1, N2 OR FUEL FLOW. PILOT SELECTED MANUAL MODE POSITION ON THE FUEL COMPUTER AND THE ITT DECREASED TO NORMAL. THE PILOT ELECTED TO TURN THE FUEL COMPUTER BAug 20, 2009 · N72CK · Lear 35A · Fuel Control/Turbine EnginesSDR G1IA2009382O-Ring · missing5/10/2009 AT APPROXIMATELY 1:00 AM, ACFT WAS CLIMBING OUT OF BFI. THE FLIGHT CREW EXPERIENCE A LT ENGINE LOW OIL LIGHT. THEY COMPLIED WITH A PRECAUTIONARY LT ENGINE SHUTDOWN AND RETURNED TO BFI WITHOUT FURTHER PROBLEMS. MX WAS CONTACTED TO CORRECT THE PROBLEM May 4, 2009 · N60WL · Lear 35A · Turbine Engine Oil SystemSDR G1IA2009622Pump · inoperativeDEPARTING BFI EXPERIENCE A UNCONTROLLED SHUT DOWN ON THE RIGHT ENGINE. THIS HAPPENED ON CLIMBOUT AT APPROXIMATELY 2000 FEET. THE FLIGHT CREW WITH MEDICS (NO PATIENT) RETURNED TO BFI WITHOUT FURTHER INCIDENT. GALVIN FLYING SERVICE WAS CONTACTED TO TROUBLESHOMar 3, 2009 · N81MR · Lear 35A · Engine Fuel PumpSDR ESPADA20091Bearing · separatedDURING COMPLIANCE WITH SB TFE731-72-3696 (REPLACEMENT OF AIR/OIL SEPARATOR IN THE ACCESSORY GEARBOX) FOUND THE FWD PART OF THE BALL BEARING CAGE SEPARATED FROM THE AFT STARTER GEAR SHAFT BEARING.Jan 30, 2009 · N56PA · Lear 36A · Accessory GearboxesSDR CA080930007Spacer · cracked(CAN) UPON REMOVAL OF LT GEAR ACTUATOR DUE TO HYDR BYPASS, CONICAL SPACER, P/N 2441007-1, ITEM NR 32 IN IPC 32-32-20, WAS FOUND CRACKED. RT ACTUATOR REMOVED, SPACER VISUALLY INSPECTED. NO CRACK INDICATIONS. BOTH ACTUATOR PILLARS REMOVED, CLEANED AND MAGNETIC PSep 30, 2008 · Lear 35A · Main Landing GearSDR CDN2008F00000Hinge · crackedCREW NOTICED A LANDING GEAR DOOR UNSAFE INDICATION IN FLIGHT. THE GEAR WAS LOWERED WITH GEAR DOWN AND LOCKED INDICATIONS NORMAL. INSPECTION REVEALED THAT THE OB RT GEAR DOOR HINGE WAS CRACKED WHICH CAUSED THE DOOR TO NOT FULLY CLOSE. THE CONDITION WAS AGRIVMar 4, 2008 · N78MC · Lear 35A · Landing Gear DoorsSDR JBG2008F00000Fitting · looseHYDRAULIC PRESSURE LOSS DUE TO LEAKS NOTED AT LT MLG DOOR IB UNLATCH ACTUATOR SHUTTLE VALVE FITTINGS, AND THE RT IB MAIN GEAR DOOR ACTUATOR FITTINGS DUE TO INSUFFICIENT TORQUE AND BAD SEALS. A LOOSE FITTING WAS ALSO NOTED ON THE RT MLG ACTUATOR RETRACT LINE. Dec 29, 2007 · N357LJ · Lear 35A · Landing Gear Door Retract SectionSDR 12262007Circuit Breaker · defectiveLOSS OF ESSENTIAL BUSS POWER. CAPTAINS ESSENTIAL BUSS CIRCUIT BREAKER POPPED. CO-PILOTS ESSENTIAL BUSS CIRCUIT BREAKER POPPED WHILE SUPPLYING THE CAPTAINS ESSENTIAL BUSS THROUGH THE BUSS TIE. THE AIRCRAFT LOST COMM, AND NAV. FOUND THE CAPTAINS ESSENTIAL BUSS Dec 26, 2007 · N73CK · Lear 35A · Electrical Power System WiringSDR VQ82007F00000Fire Warning · false indicationAT 200 FT ON NOV 13, 2007, AC DEPARTED, DURING FLIGHT, A FIRE WARNING INDICATION LIGHT FROM THE NR 2 ENGINE CAME ON. THE AC RETURNED TO DEPARTURE AND IS CURRENTLY IN MAINTENANCE. MAINTENANCE PERSONNEL INFORMS THAT THERE IS NO INDICATION THAT A FIRE OCCURRED Nov 13, 2007 · N136WE · Lear 35A · Fire DetectionSDR CA071030005Connector · transposed(CAN) DURING A 300HR INSPECTION THE STALL WARNING ACCELEROMETER CHECK WAS DUE ( IAW AD 82-01-05). WHEN CHECK WAS CARRIED OUT, THE STALL WARNING SYSTEM FAILED. WHEN SYSTEM WAS TROUBLESHOT, IT WAS DISCOVERED THAT CONNECTORS BNC 3 AND BNC 4 (FORM PIN D AND PIN F Oct 16, 2007 · Lear 35A · Stall Warning SystemSDR 2007FA0000959Pump · failedRT ENGINE FAILED ON TAKEOFF ROLL JUST BEFORE 80 KNTS IAS. AIRCRAFT WAS STILL ON GROUND. FUEL PUMP, FAILED TO PUMP FUEL. (K)Oct 2, 2007 · N354PM · Lear 35LEAR · Engine Fuel PumpSDR CA071004003Arm · cracked(CAN) DURING ROUTINE DAILY INSP, FOUND LOWER DOOR AFT LATCH ARM CRACKED ALL THE WAY THROUGH DUE TO CORROSION FATIGUE. (TC NR 20071004003)Oct 1, 2007 · Lear 35LEAR · Passenger/Crew DoorsSDR 090107Engine · unknownDURING CLIMB OUT SHORTLY AFTER TAKEOFF LT ENGINE QUIT. CREW DECLARED AN EMERGENCY WITH DEPARTURE CONTROL, THEY VECTOR AIRPLANE TO PROPER MSA ALTITUDE AND RETURN FOR LANDING. CREW ELECTED, IN FLIGHT ENGINE START CHECK LIST, THE LT ENGINE STARTED, AND WAS OPERASep 4, 2007 · N545PA · Lear 36A · Engine (Turbine/Turboprop)SDR G41A2007002Unknown · unknownWAS ON AN AIR AMBULANCE TRIP FROM ABQ TO LAS WHEN ON ROLL OUT THE CAPTAIN NOTICED THE NR 2 ENGINE N1 INDICATION WAS 4 PERCENT LOWER THAN THE NR 1 ENGINE INDICATION. THE CREW REPORTED THE SITUATION AND WERE INSTRUCTED TO CHANGE AIRCRAFT. ON THE MORNING OF THEJul 26, 2007 · N46MF · Lear 35A · Engine (Turbine/Turboprop)SDR G41A2007001Unknown · malfunctionedFLYING AT 450 FROM MMUN TO ABQ THE CABIN ALTITUDE STARTED CLIMBING AND COULD NOT BE STOPPED, THE CREW STARTED A DESCENT TO 270 AND LANDED IN ELP. A FUNCTIONAL TEST OF THE PRESSURIZATION SYSTEM AND A CABIN LEAK RATE CHECK WERE COMPLETED. THE PROBLEM COULD NOTApr 30, 2007 · N43MF · Lear 35A · Cabin Pressure Control SystemSDR CA070126002Squat Switch · shorted(CAN) PRELIMINARY REPORT, SUSPECT THAT THE SHUTTLE VALVE THAT DIRECTS HYDRAULICS TO THE UP- OR DOWN-SIDE OF THE LANDING GEAR WAS STUCK OR BROKEN IN THE UP DIRECTION. WHEN THE L/G WAS SELECTED DOWN ON THE ARRIVAL, NOTHING HAPPENED EXCEPT THE L/G DOORS OPENED TJan 25, 2007 · Lear 35LEAR · Landing Gear Position and WarningSDR CA070105007Shaft · sheared(CAN) LT GENERATOR CAME OFF LINE .5 HR BEFORE LANDING . THE INDICATOR SHOWED 0 AMPS, A RESET WAS ATTEMPED BUT DID NOT COME ONLINE. WHEN MAINTENANCE REMOVED THE GENERATOR FOR INSPECTION, THE GENERATOR SHAFT WAS FOUND SHEARED. THE GENERATOR WAS INSPECTED FURTHERJan 3, 2007 · Lear 35A · Starter-GeneratorSDR A8J2007F00000Wheel · damagedON 1/2/2007, AC DEPARTED, DURING THE TAKEOFF ROLL. GROUND PERSONNEL REPORTED SMOKE FROM THE LT SIDE OF THE AC AROUND THE GEAR AREA. THE CREW WAS NOTIFIED. AC LOWERED ITS GEAR AND PERFORMED A FLIGHT BY THE TOWER. THE TOWER CONFIRMED THAT THE LT SIDE TIRES WJan 2, 2007 · N135FA · Lear 35A · Wheel/Ski/FloatSDR 2007FA0000044Adc · defectiveDURING PREFLIGHT THE PILOTS ALTIMETER WAS FLAGGED. THE ADC WAS FOUND TO BE DEFECTIVE AND REPLACED. THE SYSTEM WAS TESTED AND INSPECTED AND FOUND TO COMPLY WITH FAR 91 AND TO REMAIN RVSM COMPLAINT. THERE HAS BEEN ONE PRIOR FAILURE REPORTED ON THIS SYSTEM REPNov 9, 2006 · N1140A · Lear 35LEAR · Air Data ComputerSDR 2006FA0001152Damper · brokenAIRCRAFT ARRIVED 10/31/2006 TO TROUBLESHOOT A RUMBLE FROM THE NR 1 ENGINE. UPON INVESTIGATION, FOUND 1 FAN BLADE TO HAVE A BROKEN MIDSPAN DAMPER. (K)Nov 8, 2006 · N573RL · Lear 35LEAR · Turbine Engine Compressor SectionSDR RISWS80701Turbine Blades · failedON 10/22/2006 AIRCRAFT WAS CLIMBING THROUGH 20,000 FT, CREW HEARD A BANG FROM THE BACK OF THE AIRCRAFT. THERE WAS NEW INDICATION OF ENGINE FAILURE. CREW ESTABLISHED LEVEL FLIGHT AT 22,000FT AND REVIEWED ENGINE INSTRUMENTS WITH NO INDICATION OF ENGINE FAILUREOct 22, 2006 · N995CR · Lear 35A · Turbine SectionSDR G41A2006001Engine · shutdownON 10/21/2006 ON AN AIR AMBULANCE TRIP, ON THE SECOND LEG, THE AIRCRAFT WAS ON THE GROUND FOR ABOUT 1.5 HRS WHILE TAXIING TO RUNWAY THE LT ENGINE SHUTDOWN FOR UNKNOWN REASON. THE CAPTAIN RESTARTED THE ENGINE AND CONTINUED THE TRIP WITH NO FURTHER PROBLEMS.Oct 21, 2006 · N46MF · Lear 35A · Engine (Turbine/Turboprop)SDR BSYA200600029Tire · failedON TAKEOFF OUT OF APA BLEW BOTH RT MAIN TIRES, DUMPED EXCESS FUEL AND LANDED BACK IN APA WITH NO PROBLEMS.Oct 11, 2006 · N1140A · Lear 35LEAR · TireSDR 82206N71CKO-Ring · tornENGINE OIL PRESSURE WAS FLUCTUATING DURING CRUISE. ENGINE WAS SHUTDOWN AS A PRECAUTIONARY MEASURE. AIRCRAFT RETURNED TO DEPARTURE. FOUND RT ENGINE OIL TANK FILLER CAP O-RING TORN. OIL LEVEL WAS DOWN 2.5 QTS. REPLACED O-RING WITH NEW, SERVICED ENGINE OIL WITHAug 21, 2006 · N71CK · Lear 36A · Turbine Engine Oil SystemSDR KC82006F00004Computer · inoperativeRT ENGINE, AT TAKEOFF POWER SETTING, WOULD NOT RESPOND TO A REDUCED POWER SETTING DURING TAKEOFF ROLLOUT. PILOT ABORTED TAKEOFF AND TAXIED BACK TO THE FBO. AFTER ENGINE SHUTDOWN AT THE FBO, THE LT MAIN OB AND BOTH RT MAIN TIRES WENT FLAT DUE TO OVER TEMPERATJun 12, 2006 · N72CK · Lear 35A · Fuel Control/Turbine EnginesSDR BHK2006F00000Fan Blade · brokenTHE MID SPAN DAMPENER APPEARS TO HAVE BROKEN OFF AND WENT THROUGH THE BYPASS OF THE ENGINE. THIS CAUSED DAMAGE TO SOME OTHER BLADES AND GUIDES AND ALSO THE INLET HOUSING. THE ENGINE WAS REMOVED AND HAS BEEN SENT FOR FURTHER EVALUATION. (K)Apr 18, 2006 · N53FN · Lear 35LEAR · Turbine Engine Bypass SectionSDR CA060421016Hose · crackedCREW REPORTED A +- 400FT SPLIT WITH ALTEMETERS. FOUND PITOT/STATIC HOSE CRACKED. NOTE: OUR LEARJET 35 FLEET OF AIRCRAFT WERE RVSM CONVERTED WITH A LEARJET STC, THESE HOSES ARE PART OF THE CONVERSION AND FOUND THIS PROBLEM WITH OTHER LEARJET 35 RVSM CONVERTEApr 13, 2006 · Lear 35LEAR · Pitot/Static SystemSDR CA060404001Hose · crackedDURING A SCHEDULED INSPECTION, THE AVIONICS TECHNICIAN VISUALLY DISCOVERED SEVERAL HOSES CRACKED IN THE RT PITOT/STATIC CIRCUIT. HOSES WERE FOUND CRACKED AND LEAKING ON THE LT PITOT/STATIC CIRCUIT APPROXIMATELY 1 MONTH AGO. THESE PARTICULAR HOSES WERE INSTALApr 3, 2006 · Lear 35A · Pitot/Static SystemSDR CA060310001Fuel Cap · loose(CAN) DURING TAKEOFF ROLL AND ATC NOTICED FUEL COMING OUT OF THE LT TIP TANK. ATC CONTACTED THE CREW ABOUT THE SITUATION. THE CREW ELECTED TO DUMP FUEL FROM THE RT TIP TANK DUE TO FUEL IMBALANCE AND LAND THE AIRCRAFT WITH NO FURTHER INCIDENT. THE FUEL CAP WAMar 2, 2006 · Lear 35LEAR · Fuel StorageSDR KC82006F00001Seal · tornRT ENGINE OIL PRESSURE LOW AFTER TAKEOFF. AC RETURNED FOR MAINTENANCE. AFTER ARRIVAL BACK TO THE AIRPORT, THE PILOT FOUND OIL LEAKING FROM COWLING DRAIN, AND OIL LEVEL WAS LOW. MECHANIC FOUND OIL FILLER CAP SEAL TORN IN HALF. REPLACED SEAL, SERVICED ENGINEFeb 27, 2006 · N71CK · Lear 36A · Turbine Engine Oil SystemSDR KC82006F00002Fillercap · leakingRT ENGINE OIL PRESSURE LOW AFTER TAKEOFF. AIRCRAFT RETURNED FOR MAINTENANCE. AFTER ARRIVAL BACK TO THE AIRPORT, PILOT FOUND OIL LEAKING FROM COWLING DRAIN, AND OIL LEVEL WAS LOW. MECHANIC FOUND OIL FILLER CAP SEAL TORN IN HALF. REPLACED SEAL, SERVICED ENGIFeb 27, 2006 · N71CK · Lear 36A · Turbine Engine Oil SystemSDR 11143Fitting · crackedLT AND RT WING ATTACH POINT FITTING AT FRAME 20 IS CRACKED. LT IS CRACKED APPROX. 1.0 INCHES IN LENGTH. RT IS CRACKED APPROX. 1.25 INCHES IN LENGTH.Feb 23, 2006 · N81FR · Lear 35A · Fuselage, Wing Attach FittingsSDR CA060215001Hose · cracked(CAN) DURING A SCHEDULED PITOT/STATIC CHECK, THE AVIONICS TECHNICIAN DISCOVERED A LEAK ON THE LT PITOT CIRCUIT. AFTER FURTHER TROUBLESHOOTING, THE TECHNICIAN DISCOVERED A HOSE THAT WAS CRACKED (MIL-H-5593-4). THE HOSE WAS REPLACED AND THE SYSTEM WAS SERVICEAFeb 13, 2006 · Lear 35LEAR · Pitot/Static SystemSDR 2006FA0000098Lens · splitFAA/PMA APPROVED REPLACEMENT SPLITS/CRACKS ON INSTALL. SHAPE IS SLIGHTLY DIFFERENT FROM PN 248850237. (K)Jan 24, 2006 · N83FN · Lear 36LEAR · Exterior LightingSDR 10548226Frame · crackedFOUND CRACKS ON THE FUSELAGE SIDE OF FRAME 20 ON BOTH LT AND RT SIDE. FRAME 20 IS THE WING ATTACH POINT. ON THE LT SIDE THE LENGTH OF THE CRACK WAS 1.25 INCH IN LENGTH AND ON THE RT SIDE, 1.5 INCH.Jan 10, 2006 · N4358N · Lear 35LEAR · Fuselage, Wing Attach FittingsSDR 1054822Frame · crackedFOUND CRACKS ON THE FUSELAGE SIDE OF FRAME 20 ON BOTH LT AND RT SIDE. FRAME 20 IS THE WING ATTACH POINT. ON THE LT SIDE THE LENGTH OF THE CRACK WAS 1.25 INCH IN LENGTH AND ON THE RT SIDE, 1.50 INCH.Jan 10, 2006 · N4358N · Lear 35LEAR · Fuselage, Wing Attach FittingsSDR CA070402005Wheel · wrong part(CAN) DURING ROUTINE PRE-FLIGHT INSPECTION, NR 3 MAIN WHEEL ASSY FOUND TO BE ASSEMBLED INCORRECTLY. WHEEL HALF`S WERE MISALIGNED BY ONE BOLT HOLE. AMM 32-A2-00 PG.210. FORGED NRS AND LOT NRS WERE NOT ALIGNED. MAIN WHEEL ASSEMBLY REMOVED FROM AIRCRAFT, REPAIREDJan 2, 2006 · Lear 35A · Wheel/Ski/FloatSDR BSYA200500033Monopole · failedON TAKEOFF, RT ENGINE COMPUTER FAILED AND WOULD NOT RESET. RETURNED TO DEPARTURE. FOUND N2 MONOPOLE BAD AND N2 CONNECTOR PLUG BAD. REMOVED AND REPLACED BOTH UNITS OPS CHECKS GOOD.Dec 20, 2005 · N900JC · Lear 35LEAR · Engine Ignition Analyzer SystemSDR AU510001718Tire · failedNOSE WHEEL TIRE SHREDDED ON FIRST TAKEOFF FOLLOWING FITMENT. TIRE FRAGMENTS BROKE THE LENS ON THE LOWER ANTI-COLLISION BEACON AND ENTERED THE RT ENGINE CAUSING DAMAGE TO THE INLET DUCT AND A NUMBER OF FAN BLADES. SUSPECT MANUFACTURING FAULT.Dec 12, 2005 · Lear 35A · TireSDR AU510001818Pump · faultyRT ENGINE OIL LUBRICATION PUMP FAULTY. OIL WAS NOT SCAVENGED FROM NR 6 BEARING AREA AND WAS LEAKING OUT THROUGH THE BEARING SEAL.Dec 12, 2005 · Lear 35A · Turbine Engine Oil SystemSDR AU510001819Shaft · failedENGINE CHIP DETECTOR CONTAMINATED WITH METAL PARTICLE. SUSPECT ACCESSORY SECTION TOWER SHAFT OR POWER SHAFT FAILED. INVESTIGATION CONTINUING.Dec 12, 2005 · Lear 35A · Turbine Engine Accessory DriveSDR 2006FA0000754Adc · defectiveTHE PILOTS ALTIMETER AND ALTITUDE ALERTER WERE FLAGGED AND THE OVERSPEED WARNINGS WERE GOING OFF WHILE ON THE GROUND. THE ADC WAS FOUND TO BE DEFECTIVE AND REPLACED. THE SYSTEM WAS TESTED AND INSPECTED AND FOUND TO COMPLY AND TO REMAIN RVSM COMPLIANT. THERENov 21, 2005 · N900JC · Lear 35LEAR · Air Data ComputerSDR ROS2006F00000Wire · shortedFLIGHT CREW REPORTED THE PASSENGER/CREW DOOR LOCK ACTUATOR WAS INOPERATIVE; DOOR ACTUATOR CB WAS OPEN. CB WAS CLOSED, DOOR OPERATION WAS NORMAL. DURING LAST STOP OF TRIP, WHILE CLOSING DOOR CB OPENED AGAIN AND DOOR WARNING ANNUNCIATOR LIGHT ILLUMINATED. MAIOct 20, 2005 · N135DE · Lear 35A · Door System WiringSDR KC82005F00006Computer · erraticBEFORE TAKEOFF, THE PILOT NOTICED THAT THE ENGINE IDLE AND TAKEOFF RPM ERRATIC IN THE NORMAL ENGINE CONTROL MODE, IN MANUAL ENGINE CONTROL MODE, ENGINE PERFORMANCE AND RPM`S WERE STABLE. REPLACED ENGINE FUEL CONTROL COMPUTER WITH SERVICEABLE REPAIRED COMPUTERAug 16, 2005 · N71CK · Lear 36A · Fuel Controlling SystemSDR CA050809003Clamp · loose(CAN) AT 38000 FEET THE LT FUEL COMPUTER WENT OFF LINE. SHORTLY AFTER THE RT COMPUTER WENT OFF LINE. THIS WAS FOLLOWED BY EXCESSIVELY HIGH TEMPERATURE BUILDING IN THE CABIN WITH NO CONTROL OF THE ENVIRONMENTAL SYSTEM. THE CREW DECIDED TO LAND. MAINTENANCE TROAug 4, 2005 · Lear 35LEAR · Air Distribution SystemSDR 2005FA0000509Transponder · malfunctionedWHILE ENROUTE, IN CRUISE AT FL 370, THE MODE C ON THE NR 2 TRANSPONDER REPORTED A 500 FOOT ERROR. THE CREW SWITCHED TO THE NR 1 TRANSPONDER AND IT REPORTED AN ERROR ALSO. BOTH PRIMARY ALTIMETERS CROSS CHECKED, OK. BOTH PRIMARY ALTIMETRY SYSTEMS AND THE STANApr 6, 2005 · N72JF · Lear 35A · Altimeter, Barometric/EncoderSDR CA050404001Transducer · cracked(CAN) WHILE CHANGING NR3 BRAKE, MAINTENANCE PERSONNEL NOTICED A HAIRLINE CRACK ON THE FACE ON THE TRANSDUCER. AFTER REMOVING THE TRANSDUCER, THE TECHNICIAN SAW THAT THE CRACK WAS EXTENDING ALL THE WAY THROUGH THE TRANSDUCER HOUSING. THE TRANSDUCER WAS REPLACEApr 1, 2005 · Lear 35A · Brake Anti-Skid Section
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