Learjet 35A

Service difficulty reports · 726

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 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 G1IA2019031100000Light · inoperativeFAR 135.415 REPORT. PILOT REPORTS "AFTER T/O COPILOT REACHED FOR GEAR HANDLE AND AFTER RETRACTION HE NOTICED THAT PRIOR TO GEAR RETRACTION, THE NOSE GEAR DOWN & LOCK LIGHT WASN'T ON.RETRACTION WAS NORMAL BUT BECAUSE THE LACK OF NOSE GEAR D&L INDIC., WE DECIDEDMar 7, 2019 · N10AH · Lear 35A · Landing Gear Position and WarningSDR O9IA201902050001Warning Light · false activationON DEPARTURE, THE LH ENGINE FIRE DETECTION LIGHT ILLUMINATED AT ABOUT 3000FT. PER THE PILOTS OPERATING HANDBOOK, POWER WAS REDUCED AND THE LIGHT EXTINGUISHED. FLIGHT WAS CANCELLED AND AIRCRAFT LANDED AND RETURNED TO BASE WITHOUT INCIDENT. MAINT INSPECTED TFeb 4, 2019 · N93LE · Lear 35A · Fire DetectionSDR O2JA2019013100000Unknown · malfunctionedWHILE CLIMBING TO ALTITUDE THE CABIN ALT WAS STILL CLIMBING AT 700 FT/MIN. LEVELED ALT AT 390 & THIS SHOWED NO CHANGE IN CABIN ALT, TRIED TO CHERRY PICK THE CABIN DOWN WHICH ALT HAD NO EFFECT. FL350 WAS THE LOWEST ATC COULD ASSIGN US SO WE STARTED A DESCENT, Jan 28, 2019 · N131AJ · Lear 35A · Cabin Pressure Control SystemSDR KC8A2018092091818Hydraulic Line · corrodedCREW NOTICED LOSS OF HYDRAULIC PRESSURE, PRESSURE GAUGE FLUCTUATING LOW. PERFORMED EMERGENCY GEAR EXTENSION AND LANDED WITHOUT TROUBLE. REPLACED HYDRAULIC LINE ASSEMBLY WITH NEW ASSEMBLY. PERFORMED SATISFACTORY HYDRAULIC PRESSURE CHECKS AND GEAR RETRACTION CHESep 18, 2018 · N163CK · Lear 35A · Hydraulic System, MainSDR O9IA2018091200001Tire · blownRT MAIN TIRES BLOWN ON THE TAKE OFF ROLL ON RUNWAY 33. ABORTED TAKEOFF AND STOPPED ON THE RUNWAY. SHUT DOWN THE AIRCRAFT TO INSPECT THE WHEELS. IT WAS NOTED THAT BOTH TIRES WERE BLOWN AND THE RIMS AND BRAKES HAD BEEN WORN DOWN BY CONTACT WITH THE RUNWAY. MSep 10, 2018 · N543LM · Lear 35A · TireSDR 2018FA0000351Unknown · odorSHORTLY AFTER TAKEOFF, CREW NOTICED A SLIGHT ODOR, AND WHAT APPEARED TO BE WISPS OF SMOKE COMING FROM DIVAN AREA IN AFT CABIN. QRH PROCEDURES FOR SMOKE/FUMES FOLLOWED, PIC IMMEDIATELY BEGAN DUMPING FUEL, TURNED OFF SPECIAL MISSION POWER AND DIRECTED SIC TO TUAug 26, 2018 · N118FN · Lear 35A · Air Distribution SystemSDR G1IA201806220362Carbon Seal · leakingSMOKE WAS NOTICED AFTER TAKEOFF AND GREW WORSE DURING CLIMB. THE CABIN APPEARED TO HAVE A SIGNIFICANT AMOUNT OF SMOKE AND THE MEDICS NOTIFIED US THAT IT WAS VERY HOT IN THE BACK. WENT THROUGH THE MEMORY ITEMS AND RAN THE SMOKE IN THE COCKPIT CHECKLIST, DECLAJun 20, 2018 · N362FW · Lear 35A · Turbine Engine Oil SystemSDR O2JA201805290001Oil System · low pressureAFTER TAKEOFF, CLIMBING THROUGH 7,000 FT, THE MASTER WARNING LIGHT ILLUMINATED, CAUSED BY THE LOW OIL PRESSURE LIGHT. LEFT ENGINE OIL PRESSURE STARTED DROPPING FAST. DUE TO CIRCUMSTANCES THE QRH REQUIRED ENGINE SHUT DOWN. LANDED SINGLE ENGINE AT DEPARTURE.May 24, 2018 · N441PC · Lear 35A · Engine Oil Indicating SystemSDR 2018FA0000159Fire Warning · false indicationRIGHT ENGINE FIRE WARNING WHILE CLIMBING TO ALTITUDE. REDUCED POWER LIGHT WENT OUT. MADE UNSCHEDULED LANDING. TROUBLESHOT FIRE DETECT SYSTEM. NO FAULTS FOUND. REMOVED AND REPLACED THE RIGHT FIRE DETECT BOX AS A PRECAUTION. RAN ENGINE. NO FAULTS FOUND. RETURNEDMay 19, 2018 · N988QC · Lear 35A · Fire DetectionSDR O9IAN544LM030718Warning Light · false activationDURING CRUISE, THE RT ENGINE FIRE LIGHT ON THE T HANDLE CAME ON IN FLIGHT. NO OTHER ABNORMAL INDICATIONS WERE NOTED. POWER WAS RETARDED AND LIGHT EXTINGUISHED RIGHT AWAY. POWER WAS BROUGHT BACK UP AND NO ABNORMALITIES THE REMAINING PORTION OF THE FLIGHT. Mar 7, 2018 · N544LM · Lear 35A · Fire DetectionSDR G1IA2018022000001Control Box · faultyPILOT REPORTS "PASSING 5000' ON APPROACH THE L ENGINE FIRE WARNING LIGHT ILLUMINATED AND WENT OUT. THIS REPEATED FOUR TIMES IN THE NEXT 2 MINUTES. THE POWER WAS IMMEDIATELY RETURNED TO IDLE ON THE FIRST OCCURRENCE. THAT CHANGE APPEARED TO HAVE NO EFFECT. MAINTFeb 17, 2018 · N362FW · Lear 35A · Fire DetectionSDR O2JA201802050001Anti-Ice System · odorDURING A TEST OF THE ANTI-ICE SYSTEM AT 39,000 FT, A VERY STRONG ODOR OF SMOKE AND BURNED POPCORN FILLED THE CABIN. WING HEAT REACHED MIDDLE GREEN, STAB HEAT BARELY ENTERED THE GREEN. TESTED EACH NAC HT INDIVIDUALLY NO ODOR, ODOR CAME BACK STRONGLY. AIRCRAJan 30, 2018 · N989AL · Lear 35A · Airfoil Anti/De-ice SystemSDR O2JA201801310001Unknown · odorUPON TESTING ANTI-ICE AT 39,000, OUTSIDE AIR - 38C, A VERY STRONG SMELL OF SMOKE AND "BURNT POPCORN" FILLED THE CABIN. WING HEAT REACHED MIDDLE GREEN, STAB HEAT BARELY ENTERED THE GREEN. TESTED EACH NAC HEAT INDIVIDUALLY NO SMELL STAB/WING SMELL CAME BACK STROJan 30, 2018 · N989AL · Lear 35A · Air Distribution SystemSDR G1IA2018012110AHRegister · obstructedCABIN CREW REPORTED LIGHT WHITE SMOKE IN THE CABIN, 10 MINUTES BEFORE LANDING. SMOKE APPEARED TO BE MOMENTANEOUS AND NOT APPARENT TO THE FLIGHT CREW. THE SMOKE CAME FROM BETWEEN MEDICAL BEDS AND SIDEWALL. REMOVED THE RT SIDEWALL AS REQUIRED AND INSPECTED FOJan 21, 2018 · N10AH · Lear 35A · Heating SystemSDR O2JA201805290002Autopilot Sys · malfunctionedAUTOPILOT CREATING ERATIC MOVEMENTS IN THE FLIGHT CONTROL COLUMN WHEN ENGAGED IN NAV OR HEADING MODE. ALSO OCCURS WITH ALTITUDE HOLD ON. CONTROL WHEEL MOVES RAPIDLY LEFT/RIGHT IN A ROCKING MOTION.Jan 8, 2018 · N995DP · Lear 35A · Autopilot SystemSDR O2JA20180209001Computer · malfunctionedWITH AUTOPILOT ON, AND ALT HOLD ENGAUGED. THE ALT HOLD LIGHT GOES OUT INTERMITTENTLY. WHEN ALT HOLD LIGHT IS OUT, THE ACFT PITCHES UP. AIRCRAFT RETURNED SAFELY TO BASE. MAINTENANCE R & R THE STALL WARNING COMPUTER IAW MM 27-31-04. ADJUSTED THE STALL WARNINGJan 7, 2018 · N990LC · Lear 35A · Stall Warning SystemSDR O2JA201801050001Autopilot Sys · malfunctionedENROUTE, DURING DESCENT THE AUTOPILOT ROLL FUNCTION DISENGAGED WHEN THE LT SIDE BARREL WAS MOVED FORWARD FOR DESCENT. NOSE UP AND DOWN TRIM WITH THE BARREL WILL DISENGAGE ROLL MODE BECAUSE IT WILL INADVERTENTLY TRIM LEFT & RIGHT WHEN BARRELING UP OR DOWN.Jan 5, 2018 · N491RV · Lear 35A · Autopilot SystemSDR O2JA20181221059Warning Light · false indicationAFTER TAKE OFF, AND GEAR UP, THE RIGHT MAIN GEAR SAFETY LIGHT (GREEN LIGHT) REMAINED ON. INDICATING THE GEAR WAS STILL DOWN AND LOCKED. NO ADVERSE YAW WAS FELT SO WE CONCLUDED IT WAS JUST A STUCK SQUAT SWITCH AND RETURNED TO BASE. THE GEAR CAME DOWN NORMALLY, Dec 21, 2017 · N921CH · Lear 35A · Landing Gear Position and WarningSDR G73A201802200001Servo Motor · shortedON THE GROUND AT PAE, DURING TAXI OPERATIONS THE PILOT NOTICED WHEN THE NOSE WHEEL STEERING WAS USED IT WOULD POP THE CIRCUIT BREAKER, AND DISENGAGE THE NOSE WHEEL STEERING. THE PILOT MEL'D THE NOSE WHEEL STEERING IN ORDER TO RETURN HOME FOR MAINTENANCE. TECDec 19, 2017 · N367DA · Lear 35A · Steering UnitSDR O2JA201801190001Clamp · looseSTRONG BURNING SMELL WITH STAB WING HEAT ON ACCOMPANIED BY SMOKE COMING FROM BAGGAGE COMPARTMENT AREA AFTER 5 MIN. GAINED ACCESS TO WING ANTI-ICE BLEED DUCT. FOUND BLEED TUBE SLEEVES CLAMPS LOOSE. TIGHTENED CLAMPS. WRAPPED INSULATION ON BARE METAL AREAS. RAN ADec 19, 2017 · N989AL · Lear 35A · Pneumatic Distribution SystemSDR 2017F00208Unknown · odorSTRONG BURNING ODOR WITH STAB WING HEAT ON ACCOMPANIED BY SMOKE COMING FROM BAGGAGE COMPARTMENT AREA AFTER 5 MIN.Dec 19, 2017 · N989AL · Lear 35A · Air Distribution SystemSDR O2JA201711130198Unknown · malfunctionedCRUISING AT FL390, A LOUD THUD & BANG WAS HEARD BY THE COPILOT AND PILOT. IMMEDIATELY NOTICED THE CABIN VSI PEGGED AT 6000 FPM. EMERGENCY DESCENDED TO 10000 FT. ATC DECLARED AN EMERGENCY AND THE ACFT TURNED BACK. COULD NOT GET THE CABIN IN AUTO NOR MANUAL Nov 13, 2017 · N131AJ · Lear 35A · Cabin Pressure Control SystemSDR 2017FA0000564Relief Valve · malfunctionedAIRCRAFT LOST PRESSURIZATION DURING DECENT. CREW PERFORMED EMERGENCY LANDING. NO FURTHER INCIDENT ON LANDING. PERFORMED GROUND CHECKS OF PRESSURIZATION SYSTEM. COULD NOT DUPLICATE PROBLEM. FURTHER TROUBLESHOOTING REVILED INTERMITTENT FAULT IN DIFFERENTIAL RELINov 9, 2017 · N135SH · Lear 35A · Cabin Pressure Control SystemSDR BSYR20171024264ALine · chafedAT LANDING GEAR EXTENSION DURING APPROACH, GEAR EXTENDED WITH THREE GREEN DOWN INDICATIONS, THE MAIN INBOARD GEAR DOORS DID NOT CLOSE AS INDICATED BY THE RED WARNING LIGHTS. LOSS OF HYDRAULIC PRESSURE AND ELECTED TO DIVERT TO A NEARBY AIRPORT. WHILE ENROUTEOct 24, 2017 · N264CK · Lear 35A · Hydraulic System, MainSDR KC8A20170907006Oil System · leakingDURING CLIMB THROUGH FL310, THE LEFT ENGINE OIL PRESSURE DROPPING STEADILY, FOLLOWED BY A LOW OIL PRESSURE LIGHT AND MASTER WARNING. THE ENGINE WAS SHUT DOWN AND AN UNEVENTFULL LANDING WAS MADE. UPON INSPECTION, OIL APPEARED TO BE LEAKING FROM THE ENGINE DIPSTAug 31, 2017 · N295CK · Lear 35A · Turbine Engine Oil SystemSDR 2017FA0000450Indicator · erraticAFTER TAKE OFF, THE CAPTAIN NOTICED THE LT ENGINE OIL PRESSURE INDICATOR FLUCTUATING. THE INDICATION WENT FROM APPROXIMATELY 45PSI DOWN TO 35PSI AND BACK TO 45PSI. THEN DROPPING LOWER, DOWN TO 25 AND 15PSI. THE LOW OIL PRESSURE LIGHT NEVER CAME ON. THE PRESSURAug 11, 2017 · N882SC · Lear 35A · Engine Oil Indicating SystemSDR 2017F00173Warning Message · false activationON APPROACH HAD A NOSE GEAR INDICATION WE DID A LOW ALTITUDE FLIGHT AND TOWER CONFIRMED THAT THE NOSE GEAR APPEARS TO BE DOWN AND WE LANDED SAFELY.Jul 24, 2017 · N990LC · Lear 35A · Landing Gear Position and WarningSDR KC8A20170721004Computer · faultyMOMENTARY PUSHER ACTIVATION WITH NO OTHER WARNINGS. REPLACED STALL WARNING COMPUTER WITH SERVICEABLE, REPAIRED COMPUTER. ALL WORK PERFORMED IN ACCORDANCE WITH THE MM-99, CHAPTER 27-31-00 PART 'D'.Jul 20, 2017 · N237CK · Lear 35A · Stall Warning SystemSDR KC8A20170718003Stick Shaker · false activationMOMENTARY PUSHER ACTIVATION WITH NO OTHER WARNINGS. AIRCRAFT IS STILL BEING TROUBLESHOT. OPENJul 16, 2017 · N237CK · Lear 35A · Stall Warning SystemSDR MFGA35A5070627Elec Connector · unlockedAFTER TAKE-OFF LANDING GEAR WOULD NOT RETRACT. RIGHT GEAR DOWNLOCK INDICATION WAS LOST. RIGHT ANTI-SKID LIGHTS ILLUMINATED. AUG/AIL FAIL LIGHT ILLUMINATED. FLAPS RETRACTED AND WOULD NOT EXTEND. AIRCRAFT LANDED UNEVENTFULLY AND INSPECTION REVEALED THAT ELECTRICJun 27, 2017 · N42HN · Lear 35A · Landing Gear System WiringSDR MFGA20170707150Elec Connector · unsecureAFTER TAKE-OFF, THE LANDING GEAR WOULD NOT RETRACT. RIGHT MAIN GEAR DOWNLOCK INDICATION WAS LOST. RIGHT ANTISKID FAIL INDICATORS ILLUMINATED. AUG/AIL LIGHT ILLUMINATED. FLAPS WOULD NOT EXTEND AFTER RETRACTION. DISCOVERED ELECTRICAL CONNECTOR P424 IN THE RIGHTJun 27, 2017 · N42HN · Lear 35A · Landing Gear System WiringSDR O2JA2017051500105Engine · power lossDURING DESCENT THE RIGHT ENGINE EXPERIENCED ROLL BACK. RAN CHECKLIST AND LANDED SINGLE ENGINE.May 15, 2017 · N921CH · Lear 35A · Engine (Turbine/Turboprop)SDR O2JA2017051000001Engine · failedWHILE BRINGING POWER TO IDLE AT 1000 FT THE RIGHT ENGINE LOST OIL & FUEL PRESSURE AND STARTED WINDMILLING. FOLLOWED THE CHECKLIST AND OPTED NOT TO RESTART THE RIGHT ENGINE. HAD A NON-EVENTFUL SINGLE ENGINE ENGINE LANDING.May 8, 2017 · N921CH · Lear 35A · Engine (Turbine/Turboprop)SDR O2JA2017042000001Adf · fireADF BECAME VERY HOT TO THE TOUCH DURING FLIGHT, IT WAS TURNED OFF. A FEW MINUTES LATER FLAMES APPEARED BETWEEN THE HF RADIO AND ADF.Apr 20, 2017 · N991AL · Lear 35A · Automatic Direction Finder (ADF) SystemSDR O2JA201704270001Adf · burned outADF BECAME VERY HOT TO TOUCH DURING FLIGHT. THE UNIT WAS TURNED OFF, A FEW MINUTES LATER FLAMES APPEARED BETWEEN ADF AND HF RADIO.Apr 19, 2017 · N991AL · Lear 35A · Automatic Direction Finder (ADF) SystemSDR BKEA201604101031Warning Light · illuminatedEMERGENCY PRESSURE CAME ON AFTER TAKE OFF. RESET LEFT, COULD NOT RESET RIGHT AT ANY ALTITUDE.Apr 8, 2017 · N387HA · Lear 35A · Cabin Pressure Control SystemSDR G1IA2017022210AH1Control Switch · stickingPILOT REPORTED AFTER DEPARTURE, PRIMARY PITCH TRIM CONTINUED TO RUN AFTER COPILOT RELEASED THE SWITCH. EXECUTED PITCH TRIM MALFUNCTION EMERGENCY CHECKLIST AND RETURNED TO DEPARTURE AND LANDED. MAINTENANCE WAS ABLE TO DUPLICATE THE PITCH TRIM PROBLEM. REPLACEFeb 22, 2017 · N10AH · Lear 35A · Stabilizer Control SystemSDR ZP7A201702200001Fuel Sys · leakingFUEL LEAK NOTICED FROM RIGHT WING TIP. DECISION WAS MADE TO RETURN TO DEPARTURE.Feb 17, 2017 · N421SV · Lear 35A · Fuel StorageSDR 201702150045Unknown · odorSHORTLY AFTER DEPARTURE, NOTICED A SLIGHT BURNING ODOR IN THE COCKPIT. LEVELED AT 8000 FEET AND SHUT OFF THE AIR CONDITIONING, COCKPIT FANS, AND MADE SURE ALL THE HEATING ELEMENTS WERE OFF. THE ODOR STARTED TO SUBSIDE, BUT SHORTLY CAME BACK STRONGER. BY THE Feb 15, 2017 · N989AL · Lear 35A · Air Distribution SystemSDR 2017F00025Warning System · activatedDURING CLIMB OUT CREW RECEIVED THE LT FUEL COMPUTER ANNUNCIATOR LIGHT. FOLLOWED BY A RED LOW OIL PRESSURE LIGHT. THE ENGINE WAS SHUT DOWN AND LANDED SAFELY.Feb 9, 2017 · N444WB · Lear 35A · Fuel Indicating SystemSDR 2017FA0000044Indicator · failedNEW TRIM TAB INDICATOR FAILS TO OPERATE. OBTAINED TEAR-DOWN REPORT, FINDINGS OF NEEDLE STICKING INTERMITTENTLY, REQUIRES CLEANING AND ADJUSTMENT/OVERHAUL.Feb 3, 2017 · N367DA · Lear 35A · Indicating/Recording SystemSDR MFGA20161230221Cabin Pressure · malfunctionedDURING CRUISE FLIGHT, THE CABIN ALTITUDE LIGHT ILLUMINATED AND HIGH CABIN ALTITUDE WAS OBSERVED ON INDICATOR.Dec 21, 2016 · N505GJ · Lear 35A · Cabin Pressure Control SystemSDR 2016F00239Autopilot Sys · disconnectedAT CRUISE AUTOPILOT DISCONNECTED AND AIRCRAFT TRIED TO PITCH UP.Nov 15, 2016 · N979R · Lear 35A · Autopilot SystemSDR 2016FA0000565Generator · failedGENERATOR FAILED DURING TAXI, VIBRATION FELT AND LOSS OF ELECTRICAL GENERATION FROM NR 1 GENERATOR. PILOT INITIATED ENGINE SHUT-DOWN AND SUBSEQUENT VISUAL INSPECTION SHOWED HEAT DAMAGE AND PAINT BLISTER ON LOWER COWLING. FURTHER INSPECTION SHOWED SIGNIFICANT HNov 11, 2016 · N452DA · Lear 35A · DC Generator-AlternatorSDR BHKA20160506004Tire · out of balanceDURING TAKE OFF ROLL, RIGHT BEFORE ROTATION A STRONG VIBRATION WAS FELT COMING FROM THE NOSE LANDING GEAR AREA, THE PILOT TOOK OFF AND DECLARED AN EMERGENCY, LANDED THE AIRCRAFT SAFELY AND TAXIED BACK TO THE LINE WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE TINov 2, 2016 · N51FN · Lear 35A · Tire TubeSDR 2016FA0000534Cap · separatedFUEL CAP SEPARATED FROM LEFT TIP TANK.Oct 22, 2016 · N991AL · Lear 35A · Fuel StorageSDR J72A20161017001Engine · power lossAT APPROX 0910(L), COMMENCED TAKEOFF ROLL. PIC/PF SET THRUST LEVERS TO APPROX 80 PERCENT AND COMMANDED SET POWER. PM/SIC CALLED 80 KTS, PF CONFIRMED 80 KTS. SHORTLY THEREAFTER, BOTH PILOTS SENSED YAW TO LT. PIC/PF ATTRIBUTED YAW TO CROSSWIND COMBINED WITH Oct 14, 2016 · N389AW · Lear 35A · Engine (Turbine/Turboprop)SDR 2016F00200Engine · power lossDURING TAKEOFF ROLL. PILOT SET THRUST LEVERS TO APPROXIMATELY 80 PERCENT AND COMMANDED SET POWER. PM SET TAKEOFF POWER AS ACFT COMMENCED TAKEOFF ROLL. PM/SIC CALLED 80 KTS, PF CONFIRMED 80 KTS. SHORTLY THEREAFTER, BOTH PILOTS SENSED YAW TO LEFT. PIC/PF ATTRIBUOct 14, 2016 · N389AW · Lear 35A · Engine (Turbine/Turboprop)SDR 2016FA0000475Volt Regulator · burnedRIGHT GENERATOR LIGHT ILLUMINATED DURING FINAL APPROACH. DETECTED ODOR OF SMOKE. FOUND THE VOLT REGULATOR BURNED.Oct 6, 2016 · N389AW · Lear 35A · Air Distribution FanSDR KC8A20160922004Skin · crackedCRACKS FOUND ON THE LEFT SIDE OF THE NOSE WHEEL WELL BOX. REMOVED DAMAGED AREA AND INSTALLED PATCH IAW MFG ENGINEERING. NO RECOMMENDATIONS FOR RECURRENCE.Sep 22, 2016 · N163CK · Lear 35A · Fuselage Main, Plate/Skin
Back to Learjet 35A