Learjet 35A

Service difficulty reports · 726

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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 aircraft_model_key = '35A'
  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 ZP7A2016092000001Modulating Valve · stuckDURING CLIMB, THE FIRST OFFICER CALLED CABIN PRESSURIZING WELL PASSING THROUGH SIX THOUSAND. RECEIVED A CABIN A WARNING. CHECKED THE PRESSURIZATION AND SAW THAT IT WAS CLIMBING, THOUGHT IT WAS AN OVER-SPEED WARNING. THE SPEED WAS GOOD AND SILENCED THE HORN. Sep 15, 2016 · N581PH · Lear 35A · Cabin Pressure Control SystemSDR G1IA2016090935CY1Uplock Switch · malfunctionedAFTER A NORMAL DEPARTURE WHILE CLIMBING THRU ABOUT 15000' THE LEFT GEAR DOOR LIGHT ILLUMNINATED FOR ABOUT 20 SECONDS. REDUCED POWER AND BEGAN SLOWING TO 200 KIAS, AT ABOUT 240 KIAS GEAR LIGHT EXTINGUISHED, APPROXIMATELY 30 SECONDS. LATER AT 250 KIAS THE LIGHTSep 9, 2016 · N35CY · Lear 35A · Landing Gear Door Retract SectionSDR CJPA20160903001Hydraulic Line · chafedON SHORT FINAL, WHEN SELECTING FLAPS 20, GEAR DOWN, GEAR WAS VERY SLOW AND FLAPS UNRESPONSIVE BUT DID INDICATE 3 GREEN. WHEN SELECTED ANTI-SKID, OFF, PUMPED BRAKES IAW SOP, FELT GOOD PRESSURE THEN SELECTED ANTI-SKID, ON. AT THIS TIME HYDRAULIC PRESSURE WENT Sep 3, 2016 · N529BC · Lear 35A · Hydraulic System, MainSDR O2MA2016F00173Controller · shearedAFTER START UP OF ENGINES, ACFT BEGAN TO TAXI AND THE PILOT REPORTED RT THROTTLE LEVER BECAME UNRESPONSIVE DURING TAXI. THEY RETURNED AND AFTER TROUBLESHOOTING IT WAS DETERMINED THE CONTROL ASSY, PN 7-43489-2, FOR THE RT ENGINE HAD SHEARED IN HALF, 6" FROM THEAug 17, 2016 · N360AX · Lear 35A · Power LeverSDR BSYR201608030001Gasket · blownCREW RECEIVED A LT ENGINE FIRE WARNING INDICATION WHILE CLIMBING TO ALTITUDE. CREW FOLLOWED CHECKLIST PROCEDURES AND REDUCED POWER ON LT ENGINE. WARNING LIGHT EXTINGUISHED AFTER 10 SECONDS IAW THE PIC. ACFT RETURNED TO DEPARTURE AIRPORT FOR AN UNEVENTFUL LAAug 3, 2016 · N76CK · Lear 35A · Pneumatic Distribution SystemSDR G1IA2016072713504Blower · smokePILOT REPORTED MEDICAL CREW SMELLED SMOKE IN CABIN. SMOKE OBSERVED COMING FROM OVERHEAD VENTS. CABIN FAN CIRCUIT BREAKER OPENED AND SMOKE DISSIPATED. PRECAUTIONARY LANDING MADE. COCKPIT BLOWER ASSY SEIZED AND INOP WITH HEAT DISTRESS. MAINTENANCE REPLACED Jul 27, 2016 · N135DE · Lear 35A · Air Distribution FanSDR 2016F00161Fire Loop · false indicationCREW EXPERIENCED A RIGHT ENGINE FIRE WARNING DURING CLIMB. PULLED POWER ON RIGHT ENGINE AND WARNING CEASED AFTER APPROXIMATELY 15 SECONDS. DIVERTED AND DECLARED AN EMERGENCY. INSPECTION FOUND NO EVIDENCE OF AN ENGINE FIRE AND THE HOT SECTION SENSING ELEMENT Jul 26, 2016 · N711EC · Lear 35A · Fire DetectionSDR BSYR20160718217Fire Loop · false indicationCREW EXPERIENCED A RIGHT ENGINE FIRE WARNING LIGHT ON DEPARTURE. CREW COMPLETED CHECKLIST PROCEDURES WHICH INCLUDED DISCHARGING BOTH ENGINE FIRE BOTTLES. WARNING LIGHT DID NOT EXTINGUISH IMMEDIATELY AFTER DISCHARGING BOTH FIRE BOTTLES. CREW RETURNED TO DEPARTUJul 14, 2016 · N217CK · Lear 35A · Fire DetectionSDR G1IA201606290001Blower · faultyDURING THE DESCENT, WE NOTICED WE WERE SMELLING SMOKE FUMES IN COCKPIT. WE SUSPECTED FUMES FROM STABILIZER WING HEAT AND TURNED THOSE OFF. THE ODOR PERSISTED ON AND OFF, AFTER THAT WE DECIDED BEST COURSE OF ACTION WAS TO CONTINUE DESCENT AND LAND, WE ALSO STJun 25, 2016 · N135DE · Lear 35A · Air Distribution FanSDR G73R20160617001Brake Assy · leakingNR 3 BRAKE LEAKING FLUID.Jun 16, 2016 · N367DA · Lear 35A · BrakeSDR ZP7A20160605001Oil System · reads highLEFT OIL TEMP SPIKED ON CLIMBOUT AT 150 DEGREES, BOUNCED BETWEEN 130-150 DEGREES.Jun 5, 2016 · N38PS · Lear 35A · Engine Oil TemperatureSDR BKEA2016052300001Tube · chafedPASSING 10,000 FT, CALLED FOR THE AFTER TAKEOFF CLIMB CHECKLIST. APPROXIMATELY, AT THAT TIME THE CABIN ALTITUDE LIGHT CAME ON. NOTICED THAT THE CABIN ALTITUDE WAS READING 10,000 FT. SHORTLY AFTER, THE EMERGENCY BLEEDS KICKED ON AND HEARD THE CABIN ALTITUDE May 21, 2016 · N387HA · Lear 35A · Cabin Pressure Control SystemSDR KC8A20160510003Skin · crackedDURING ROUTINE INSPECTION, A CRACK WAS FOUND ON THE LOWER FUSELAGE SKIN AT THE FORWARD LOWER CORNER OF THE MAIN ENTRY DOOR. CRACK TO BE REPAIRED IAW FIELD SERVICE ENGINEERING.May 12, 2016 · N295CK · Lear 35A · Fuselage Main, Plate/SkinSDR KC8A20160510002Casting · crackedDURING ROUTINE INSPECTION THE LT TIP TANK AFT CASTING, INTERNAL, WAS FOUND CRACKED. CRACK TO BE REPAIRED IAW FAA FORM 8110-3, DWG NR 12235-027, REV F, DATED 2/21/2000.May 12, 2016 · N295CK · Lear 35A · Wing Main, Frame StructureSDR KC8A20160510001Support Bracket · crackedDURING ROUTINE INSPECTION, THE RT OTBD SPOILER ACTUATOR SUPPORT BRACKET WAS FOUND CRACKED. REPLACED BRACKET WITH NEW.May 12, 2016 · N295CK · Lear 35A · SpoilersSDR BHKA20160506003Fire Loop · wornCLIMBING THROUGH 18000FT MSL, THE ACFT HAD RT NR 2 FIRE PULL & MSTR WARNING LIGHTS ILLUMINATED. THE PIC RETARDED THE RIGHT THRUST LEVER TO IDLE & THE FIRE PULL LIGHT EXTINGUISHED ALMOST IMMEDIATELY. THE CREW TERMINATED THE MISSION & RETURNED. DECLARED AN EMMay 10, 2016 · N118FN · Lear 35A · Fire DetectionSDR ZP7A201605090001Engine · failedLEFT ENGINE FAILURE IN FLIGHT. FLUCTUATION IN ITT TEMP BEFORE FAILURE RISE AND FALL. ATTEMPTED TO RESTART. NO LIGHT OFF.May 9, 2016 · N38PS · Lear 35A · Engine (Turbine/Turboprop)SDR O9IA20160421002Warning System · false activationON APPROACH, THE NR 1 FIRE LIGHT ILLUMINATED AGAIN. WHEN THROTTLE WAS PULLED TO IDLE, THE LIGHT EXTINGUISHED. ENG COMPARTMENT WAS INSPECTED FOR SIGNS OF FIRE & NONE WAS NOTED. THIS IS AN ONGOING INTERMITTENT ISSUE. WIRING, BLEED LINES, FIRE LOOPS HAVE BEENApr 21, 2016 · N543LM · Lear 35A · Fire DetectionSDR O9IA20160421001Tube · crackedON APPROACH, THE NR 1 ENG FIRE WARNING LIGHT CAME ON. POWER WAS RETARDED TO IDLE & THE LIGHT WENT OUT, FOUND BLEED AIR SUPPLY TUBE CRACKED AT NAC HEAT CONNECTION, FOUND LEAK FROM WHERE THE LP BLEED AIR SUPPLY TUBE MEETS THE PRSOV VLV, & FOUND THE BLEED AIR SUApr 20, 2016 · N543LM · Lear 35A · Pneumatic Distribution SystemSDR O9IA2016041800004Fire Loop · faultyNR 1 ENGINE FIRE LIGHT ILLUMINATED IN FLIGHT. UPON DECENT, LEVELING OFF AT APPROXIMATELY 13,000 FT, THE NR 1 ENGINE FIRE LIGHT CAME ON SHORTLY AFTER TURNING ON THE NAC HEAT. THE CREW FOLLOWED THE EMERGENCY PROCEDURES. POWER WAS RETARDED TO IDLE AND THE LIGHApr 16, 2016 · N543LM · Lear 35A · Fire DetectionSDR O2JA20160401001Position Sensor · defectiveWHEN THE AUTOPILOT IS ENGAGED IN THE SPEED, ALTITUDE OR NAV MODE THE ACFT NOSE PITCHED UP IN ATTITUDE WITH NO MANUAL INPUT OR CONTROLLED COMMAND GIVEN FOR NOSE UP. THE AUTOPILOT NOSE PITCH UP IN ATTITUDE OCCURRED FOUR TIMES AT FLIGHT LEVEL 8,000 FEET, 21,000 Apr 1, 2016 · N131AJ · Lear 35A · Autopilot SystemSDR O2JA20160331001Indicator · reads highPILOT REPORTED ABOVE 10,000 FT, AIRSPEED INDICATORS RANGE BETWEEN 50 TO 70 KTS FROM THE PILOT & CO-PILOT AIRSPEED INDICATORS.Mar 31, 2016 · N989AL · Lear 35A · Airspeed/Mach IndicatorSDR G1IA20160225001Warning System · false activationFLYING WITH A PATIENT, TWO PILOTS & TWO MEDICS. WE WERE AWARE OF ADVISORIES FOR SEVERE TURBULENCE AT HIGHER ALTITUDES SO WE WERE AT FL260, 280 - 290KNOTS, AT ABOUT 94% POWER & NO ABNORMALITIES IN THE GAUGES & NO TURBULENCE. HAD THE MAIN GEAR DOOR LIGHTS ONFeb 23, 2016 · N10AH · Lear 35A · Landing Gear Position and WarningSDR O9IA20160208001Fire Warning · false activationLEFT ENG FIRE LIGHT ILLUMINATED ON DECENT FOR ABOUT 20 SECONDS. THROTTLES WERE ALREADY RETARDED & LIGHT EXTINGUISHED. INSPECTED ENG & FOUND NO INDICATIONS OF FIRE. THE FIRE LOOPS WERE INSPECTED FOR CHAFING & CONTINUITY. MX WAS UNABLE TO DUPLICATE THE ISSUEFeb 5, 2016 · N543LM · Lear 35A · Fire DetectionSDR BSYR20160111001Hydraulic Line · corrodedCREW RECEIVED HYDRAULIC LEVEL LOW ANNUNCIATION SHORTLY AFTER TAKEOFF. HYDRAULIC PRESSURE GAUGE READ ZERO. ACTIVATION OF AUX PUMP DID NOT RESTORE HYDRAULIC PRESSURE. CREW RETURNED TO DEPARTURE AIRPORT AND THE GEAR WAS EXTENDED USING EMERGENCY SYSTEM AND AN UJan 9, 2016 · N400JE · Lear 35A · Hydraulic System, MainSDR O9IA2016011100001Line · crackedON DESCENT, MASTER CAUTION & FIRE LIGHT ILLUMINATED ON LT ENG. THERE WERE NO OTHER FIRE INDICATIONS. ENG WAS BROUGHT TO IDLE & SHUTDOWN USING ENG SHUTDOWN CHECKLIST. A CRACKED HIGH PRESS BLEED AIR LINE WAS DISCOVERED ON THE LT ENG. THE CRACK WAS ON THE JUNJan 2, 2016 · N543LM · Lear 35A · Pneumatic Distribution SystemSDR CA151229016Cable · broken(CAN) AIRCRAFT ENTERED RUNWAY FOR A NORMAL TAKEOFF, UPON APPLICATION OF TAKEOFF POWER THE CREW NOTED THAT THE LT THRUST REVERSER PIGGY BACK DROPPED DOWN SLIGHTLY, HEARD A SNAP AND INITIATED A REJECTED TAKEOFF. AS THE CREW ATTEMPTED TO RETURN THE POWER LEVERS Dec 26, 2015 · Lear 35A · Engine Control System WiringSDR G1IA20151211001Knob · crackedFAR 135.415 REPORT. PILOT REPORTED DEPARTING, WHEN THEY PERFORMED O2 MASK CHECK, CLIMBING THROUGH 18,000' OXYGEN SYS INDICATOR DROPPED TO 0 PSI & THEY RETURNED. FOUND THE ON & OFF SELECTOR KNOB FOR THE O2 BOTTLE INDICATING THE ON POSITION. DURING FURTHER TRDec 9, 2015 · N362FW · Lear 35A · Crew Oxygen SystemSDR G1IA20151124001Warning System · activatedDEPARTED & EN ROUTE, APPROX 15 - 20 MINS AFTER LEVELING OFF AT FL 360 THE CABIN ALTITUDE WARNING ILLUMINATED. DECLARED AN EMER & INITIATED AN EMER DESCENT & DIVERTED. THE CABIN ALT. STAYED BELOW THE POINT OF O2 MASK ACTIVATION & ONCE THEY DESCENDED TO A SAFNov 23, 2015 · N60WL · Lear 35A · Cabin Pressure IndicatorSDR O2JA2015120200001Amplifier · malfunctionedPILOT'S FIRST REPORT, AFTER START, SEC INV LIGHT CAME ON. RESET THE SWITCH TWICE & THE LIGHT WENT AWAY. FOUND LOWER CONNECTOR UNSEATED. CLEANED CONNECTOR & RESEATED. OPERATIONS CHECKED GOOD. PILOT'S SECOND REPORT, AFTER TAKEOFF AT FL 350, ACFT SPIKED TO 1Oct 23, 2015 · N131AJ · Lear 35A · AC InverterSDR 2015FA0000617Inverter · malfunctionedPILOT REPORTED A VOLTAGE SPIKE FOR THE SECONDARY INVERTER INDICATOR.Oct 23, 2015 · N131AJ · Lear 35A · AC Indicating SystemSDR AN3R2015101600001Bearing · failedENGINE REMOVED FROM ACFT AND SENT FOR EVALUATION. THIS LAST MAJOR ENGINE MAINTENANCE THAT WAS ACCOMPLISHED WAS A MAJOR PERIODIC INSPECTION PERFORMED ON 1/6/2008. TOTAL ENGINE TIME AT THAT TIME WAS 6408.3 HOURS AND THE ENGINE HAS OPERATED A TOTAL OF 1222.4 HOOct 16, 2015 · N111K · Lear 35A · Engine (Turbine/Turboprop)SDR CA151023004Duct · leaking(CAN) CREW REPORTS AT ALTITUDE THEY HAD PRESSURIZATION FLUCTUATIONS, TROUBLESHOOTING OF THE PRESSURIZATION SYSTEM IAW AMM 36-10-00 HAS SHOWN BLEED LEAKS IN THE REAR DISTRIBUTION SYS TO BE AT FAULT. ALL REAR BLEED AIR DISTRIBUTION PIPES RE-CLAMPED, TORQUED ANDOct 14, 2015 · Lear 35A · Pneumatic Distribution SystemSDR CIER2015100900483Inverter · shortedWHILE IN CRUISE AT FL380, THE LT GEN ANNUNCIATOR ILLUMINATED. AT THE SAME TIME, AUTOPILOT DISCONNECTED AND BELL/ANNUNCIATOR ILLUMINATED. FOLLOWED BY SIGNIFICANT ELECTRICAL SMOKE AND FUMES FROM BEHIND THE INSTRUMENT PANEL. AFTER TROUBLESHOOTING, FOUND THE CASep 30, 2015 · N312LG · Lear 35A · AC InverterSDR CA150914012Connector · melted(CAN) DURING ROUTINE MAINTENANCE IT WAS NOTED THAT THE RT LANDING LIGHT WAS NOT WORKING. TROUBLESHOOTING OF THE LANDING LIGHT SYS IAW WM 33-40-01 FOUND PINS L & D OF CONNECTOR J336 SHORTED TOGETHER AS WELL AS FL14 CURRENT LIMITER POPPED. CONNECTORS, PN MS3122Sep 11, 2015 · Lear 35A · Light System WiringSDR G13A20150902001Fuel Control · malfunctionedON DESCENT THE ENG FUEL PRESS LIGHT ILLUMINATED, SHORTLY AFTER THE ENG SHUTDOWN. ABLE TO RE-LIGHT ENG & CONTINUED TO DESTINATION AIRPORT. ON SHORT FINAL THE LIGHT CAME BACK ON & THE ENG SHUT DOWN AGAIN. THE LANDING WAS UNEVENTFUL.Aug 31, 2015 · N650LR · Lear 35A · Fuel Control/Turbine EnginesSDR CA150727022Tire · failed(CAN) DAMAGE TO NR 1 TIRE CONSIST OF INNER MOST CHANNEL AND 15 PERCENT OF SIDEWALL MISSING FROM TIRE. INCEDENT REPORTED TO FLIGHT SERVICES TO INSPECT RUNNWAY FOR POSSIBLE FOD DUE TO ON GOING RUNNWAY CONSTRUCTION. NO REPORT BACK AT THIS TIME. MFG REQUEST THE Jul 26, 2015 · Lear 35A · TireSDR 2015F00084Washer · misinstalledRIGHT ENG FIRE LIGHT ILLUMINATED IN CLIMB. LIGHT INTERMITTENTLY ILLUMINATED UNTIL IT REMAINED CONSTANT. PILOT FOLLOWED CHECKLIST & IT STARTED ILLUMINATING INTERMITTENTLY AGAIN. AFTER THE CHECKLIST WAS COMPLETED THE LIGHT STAYED ON, AT WHICH POINT THE PILOT Jun 2, 2015 · N825LJ · Lear 35A · Fire DetectionSDR 2015FA0000260Downlock Switch · bindingRIGHT MAIN GEAR FAILED TO INDICATE DOWN AND LOCKED. ELECTRICAL MALFUNCTION ALTERNATE GEAR EXT CHECKLIST WAS COMPLETED. GEARS STILL DID NOT INDICATE DOWN. GEAR DOORS OPEN. RT MLG ACTUATOR DOWNLOCK SWITCH WAS FOUND TO BE BINDING. INSTALLED A NEW SWITCH, SYSJun 2, 2015 · N804T · Lear 35A · Landing Gear Position and WarningSDR BKEA2015FA0000148Warning Light · false activationSPOILER LIGHT CAME ON IN FLIGHT DIVERTED. CHECKED INDICATION ON LANDING AND FOUND INDICATION LIGHT OUT WITH RED WARNING INDICATION ON. FUNCTIONALLY CHECKED SPOILER SYSTEM AND COULD NOT DUPLICATE.Apr 17, 2015 · N354CL · Lear 35A · Drag Control SystemSDR CA150327016Duct · failed(CAN) EXPERIENCED SMOKE IN THE CABIN DURING THE LAST BIT OF A FLIGHT. INVESTIGATION CONFIRMED THE DETAILS WITH THE CREW AND WAS ALSO INFORMED THE SMOKE WAS COMING FROM THE AFT LT TABLE. DID NOT NOTICE ANY LINGERING ODOR. PROCEEDED TO REMOVE SIDE WALL AND SEMar 14, 2015 · Lear 35A · Ice/Rain Protection SystemSDR CA150213017Pump · failed(CAN) DURING TAKEOFF GROUND ROLL PILOTS NOTED THAT THE RIGHT HAND ENGINE POWER ROLLED BACK, THE TAKEOFF WAS ABORTED. MAINTENANCE TROUBLESHOOTING FOUND ENGINE DRIVEN FUEL PUMP TO BE AT FAULT FOR THE POWER ROLL BACK DUE TO PUMP OUTPUT PRESSURE LOW. FUEL PUMP P/NFeb 11, 2015 · Lear 35A · Engine Fuel PumpSDR CA150219003Pump · failed(CAN) - THE PILOTS WERE ABOUT TO LEVEL OFF AT FL250 THE NR 1 ENGINE ROLLED BACK. NO THROTTLE INPUT OCCURRED TO CAUSE THIS. AT THAT POINT THE PILOTS DECLARED AN EMERGENCY. AFTER ABOUT 5 - 10 MIN AFTER THE ROLL BACK THE PILOTS DECIDED TO ATTEMPT TO RESTART THDec 23, 2014 · Lear 35A · Engine Fuel PumpSDR CA140709007Wire Harness · worn(CAN) DURING GROUND OPERATIONS IT WAS NOTED THAT THE ENGINE ITT WAS FLUCTUATING, TROUBLESHOOTING OF THE ITT SYSTEM SHOWED A SECTION OF THE ITT HARNESS OUTER PROTECTIVE CODE MISSING. REPLACED THE ITT HARNESS.Jul 5, 2014 · Lear 35A · Engine Indicating System WiringSDR G1IA20140708001Attach Fitting · brokenDEPARTED AT 0942 FOR A REPOSITION FLIGHT. NORMAL FLIGHT, FLEW TO RUNWAY 11. INSIDE THE FINAL APPROACH FIX AT ABOUT A 10 MILE FINAL, ENCOUNTERED SOME WIND SHEAR, +/- 10KTS ADDED POWER, ABOUT 85% N1, WENT SLIGHTLY OVER FLAP SPEED WITH FULL FLAPS OUT 160 KTS, AJul 4, 2014 · N35CY · Lear 35A · Trailing Edge FlapsSDR 2014F00127Gasket · leakingLEFT ENGINE FIRE LIGHT ILLUMINATED DURING CLIMBOUT, PASSING THROUGH 5000 MSL. THROTTLE WAS REDUCED AND INDICATION WENT AWAY. ACFT RETURNED TO BASE, UNEVENTFUL LANDING. INSPECTION FOUND THAT THE HP BLEED DUCT AT 12:00 POSITION HAD AN OLDER STYLE PAPER GASKEJun 24, 2014 · N51FN · Lear 35A · Pneumatic Distribution SystemSDR CJPA2014052830001Duct · crackedBURNING SMELL DETECTED WITH WING & STAB HEAT & NACELLE HEAT ON. POWER SETTING 75% - 80%.May 23, 2014 · N817EM · Lear 35A · Pneumatic Distribution SystemSDR BSYA20140508001Unknown · malfunctionedTHE LT FUEL COMPUTER LIGHT CAME ON & THE LT ENG SPOOLED UP TO 110% N1 & 960C ITT. PULLED THE LT ENG POWER LEVER TO IDLE WHILE SHUTTING OFF THE LT FUEL COMPUTER. THE ENG STARTED TO ROLL BACK AFTER THOSE ACTIONS. DECLARED AN EMERGENCY & STARTED A GRADUAL DESCMay 4, 2014 · N400JE · Lear 35A · Engine Fuel and ControlSDR SUZA20140429001Unknown · malfunctionedDEPARTED KBCT AT 2125UTC OPERATING AS MEDEVAC 35NK ENROUTE TO CYYZ. CABIN ALT WAS OBSERVED TO BE CLIMBING THROUGH 6000 FT. CKLST WAS STARTED & CABIN CONTINUED CLIMB. CABIN ALT ANNUNCIATOR LIGHT WAS OBSERVED AT 8500. ACFT CLIMB LEVELED AT FL300, DESCENT REQApr 29, 2014 · N35NK · Lear 35A · Cabin Pressure Control SystemSDR MFGA20140409001Valve · shortedWHILE IN CLIMB OUT FROM LZU THE RT EMERGENCY AIR CB POPPED, THE LIGHT CAME ON & THE EMERGENCY AIR CAME ON. THE PILOTS TRIED TO RESET THE CB WITH NO LUCK SO THEY TURNED AROUND & CAME BACK TO LZU. AFTER INSPECTION IT WAS FOUND THAT THE RT 3 WAY EMERGENCY VLV HApr 8, 2014 · N42HN · Lear 35A · Air Distribution System
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