JASC 3230
Service difficulty reports · 11,181
Reports filed under 3230 · Landing Gear Retraction/Extension System, newest first.
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 jasc_code = '3230' 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.
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 jasc_code = '3230' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR AU970157Downlock · contaminated(AUS) LH MAIN LANDING GEAR DOWNLOCK HOOK CONTAMINATED WITH DIRT AND GRIT - AIRCRAFT OPERATES FROM DIRT STRIPSSDR 97ZZZX971Channel · crackedUPON ACCOMPLISHMENT OF CESSNA SB ME78-31 AND SK404-21 (REPLACEMENT OF NOSE GEAR ACTUATOR ALUMINUM ATTACH LUGS WITH STEEL ATTACH LUGS) FOUND BOTH CHANNELS TO WHICH LUGS ATTACH WERE CRACKED AT AFT CORNER RADII. REPLACED CHANNELS. SUSPECT CAUSE: HARD LANDING, SDR CA970131004Switch · bent(CAN) GEAR DISAGREEMENT ON TAKEOFF. GEAR CYCLED TWICE, SAME INDICATION. NOSE GEAR SHOWED DOWN DOOR OPEN. GEAR EXTENDED, 3 GREEN LIGHTS. FOUND NOSE GEAR EXTEND PROXIMITY SWITCH BENT AWAY FROM TARGET.SDR 9701236740Pos Actuator · failedDURING CLIMB, THE RIGHT BODY LANDING GEAR TILT WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO ORD AND LANDED WITHOUT INCIDENT. REPLACED THE RIGHT BODY LANDING GEAR TRUCK POSITIONING ACTUATOR, OPERATIONAL CHECK GOOD.SDR TSAA9732004Release Mech · lack of lubeDURING C-CHECK VISIT, EXTENSION AND RETRACTION TEST WAS PERFORMED ON NOSE AND MAIN LANDING GEAR SYSTEM. NOSE GEAR DID NOT EXTEND WHEN MANUALLY ACTIVATED. MANUAL EXTENSION RELEASE MECHANISM WAS LUBED AND THE NOSE LANDING GEAR DOOR MECHANISM BELLCRANK BUSHING SDR SWIA97853Retract Mech · malfunctionedLEFT MAIN LANDING GEAR WILL NOT RETRACT, 2 RED INTRANSIT LIGHTS REMAIN ILLUMINATED. HYD PUMP RUNS AND THERE WAS NOISE FROM THE LEFT GEAR. RETURNED TO FIELD. INSPECTED LEFT MAIN GEAR IAW MM 32-32-00 AND ACCOMPLISHED GEAR RETRACTION TEST IAW MM 32-30-00, OPS SDR GLBA97013Downlock Switch · out of adjustSPI - GEAR WOULD NOT RETRACT. MAINTENANCE ADJUSTED LT MAIN LANDING GEAR DOWNLOCK SWITCH. (M)SDR COMA9730006Lock Pin · not removedLANDING GEAR INTRANSIT WARNING LIGHT REMAINED ILLUMINATED AFTER TAKEOFF, AIRCRAFT RETURNED TO THE FIELD. REMOVED THE NOSE LANDING GEAR DOWN-LOCK PIN.SDR ABXA9700008Uplatch Mech · lack of lubeUNSATISFACTORY UPLATCH CHECK DEPARTING. LEFT MAIN LANDING GEAR GREEN LIGHT ON BRIGHT, NO GEAR DOOR OPEN LIGHT. RECYCLED LANDING GEAR, SECOND UPLATCH CHECK WAS SATISFACTORY. LUBED LEFT MAIN LANDING GEAR AND LEFT MAIN LANDING GEAR UPLATCH MECHANISM. PERFORMESDR EIAA97001Retract Mech · lack of lubeSEA - NOSE LANDING GEAR DID NOT EXTEND WHEN SELECTED DOWN AT PASI, DIVERTED TO KSEA. EXTENDED NORMAL WHEN AT KSEA. FOUND EXCESSIVE MOISTURE IN SEVERAL LUBE POINTS AND CONTROL VALVE CABLES. LUBED ALL GEAR LUBE POINTS AND CONTROL CABLES. LAST SCHEDULED LUBE OSDR EIAA970001Retract Mech · malfunctionedSTA SEA - NOSE LANDING GEAR DID NOT EXTEND WHEN SELECTED DOWN AT PASI, DIVERTED TO KSEA. EXTENDED NORMAL WHEN AT KSEA. FOUND EXCESSIVE MOISTURE IN SEVERAL LUBE POINTS AND CONTROL VALVE CABLES. LUBED ALL GEAR LUBE POINTS AND CONTROL CABLES. LAST SCHEDULED LUSDR PLGA9701183Retract Mech · malfunctionedJFK - FLT 4337 - ON APPROACH TO JFK, CREW SELECTED GEAR DOWN. THE GEAR DID NOT EXTEND AND THE ELECTRIC HYDRAULIC PUMP DID NOT COME ON. THE CREW EXTENDED THE GEAR USING EMERGENCY PROCEDURES. CREW THEN SELECTED FLAPS DOWN AND THE FLAP SYSTEM OPERATED NORMAL. SDR 9700879927Retract Mech · malfunctionedAFTER DEPARTURE, THE LEFT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. PERFORMED COCKPIT OPERATING MANUAL PROCEDURE. GEAR EXTENDED AND FLIGHT RETURNED TO ATL FOR NORMAL LANDING. MAINTENANCE REPLACED THE LEFT UP AND DOWN LOCK SWITCHES, LEFT GEAR RETRACT ACTUATOR,SDR WWMA9700008Retract Mech · malfunctionedDURING AIRCRAFT TEST FLIGHT THE LANDING GEAR HANDLE WOULD NOT RETRACT. THE FIRST OFFICER PRESSED THE DOWNLOCK RELEASE AND THE GEAR OPERATED NORMALLY. MAINTENANCE IN ABI PERFORMED LANDING GEAR EXTENSION AND RETRACTION CHECKS, COULD NOT DUPLICATE PROBLEM.SDR USAAF97005Cable · failedFLT 1150 - PHL-PWM - DURING APPROACH TO PWM, LANDING GEAR HANDLE WAS STUCK AND WOULD NOT MOVE. FLIGHT DIVERTED TO BOS WHERE MAINTENANCE COULD BE PERFORMED. BEFORE LANDING AT BOS, LANDING GEAR WAS EXTENDED USING ALTERNATE GEAR METHOD. AIRCRAFT LANDED WITHOUT SDR 97ZZZM218Skid · failedFLT 1150 - PHL-PWM - DURING APPROACH TO PWM, LANDING GEAR HANDLE WAS STUCK AND WOULD NOT MOVE. FLIGHT DIVERTED TO BOS WHERE MAINTENANCE COULD BE PERFORMED. BEFORE LANDING AT BOS, LANDING GEAR WAS EXTENDED USING ALTERNATE GEAR METHOD. FLIGHT LANDING WITHOUT SDR 97ZZZM217Skid · failedFLT 1150 - PHL-PWM - DURING APPROACH TO PWM, LANDING GEAR HANDLE WAS STUCK AND WOULD NOT MOVE. FLIGHT DIVERTED TO BOS WHERE MAINTENANCE COULD BE PERFORMED. BEFORE LANDING AT BOS, LANDING GEAR WAS EXTENDED USING ALTERNATE GEAR METHOD. FLIGHT LANDING WITHOUT SDR TWAA9701002Restrictor Valve · failedSTL - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, LEFT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ILLUMINATED. CYCLED LANDING GEAR. REMOVED AND REPLACED LEFT MAIN LANDING GEAR RESTRICTOR VALVE. OPERATIONAL AND LEAK CHECKS NORMAL. (M)SDR SRAA970114Control Box · malfunctionedLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. RECYCLED 3 TIMES, NO CHANGE. RETURNED AND AIRCRAFT LANDED WITHOUT INCIDENT. FOUND LANDING GEAR CONTROL BOX DEFECTIVE. REMOVED AND REPLACED IAW MM CH 32-33. RETRACTION AND EMERGENCY EXTENSION OPS CHECKED GOOD.SDR MALA975289Retract Mech · lack of lubeFLT 3455 - ON APPROACH TO DTW HAD TO CYCLE GEAR FOUR TIMES TO GET GREEN DOWN AND LOCKED INDICATION. MAINTENANCE CLEANED AND GREASED ALL LUBRICATION POINTS. REPLACED LANDING GEAR INDICATOR. (M)SDR ABXA9700006Torque Tube · damagedLOWERED LANDING GEAR AND GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED. PERFORMED ABNORMAL PROCEDURES. WHEN GEAR CYCLED UP, LEFT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. LOWERED GEAR AND HAD 3 GEAR SAFE LIGHTS AND GEAR DOOR OPEN LIGHT ILLUMINATED. CONTINUED ABNSDR 97ZZZX582Valve Body · crackedSEQUENCE VALVE BODY HAS FATIGUE CRACK NEAR PORT VC AND LEAKS WITH 2,500 PSI APPLIED. BODY IS ALUMINUM. CASTING UNIT HAS A TOTAL TIME OF 84,556.19 BUT UNKNOWN HOURS ON ACTUAL BODY.SDR CA970212006Squat Switch · frozen(CAN) AFTER NORMAL TAXI AND TAKEOFF, GEAR WAS SELECTED UP AND THE TWO MAIN GEAR LIGHTS CAME ON AND THE CYCLE STOPPED THERE. GEAR WAS RE-SELECTED TWICE WITH SAME RESULTS. FUEL DUMPED AND AIRCRAFT SUCCESSFULLY RETURNED TO BASE AND LANDED. THE AIRCRAFT WAS JACKSDR ABXA9700005Uplatch Mech · defectivePERFORMING LANDING GEAR UPLATCH CHECK, THE RIGHT GEAR UNSAFE LIGHT AND GEAR DOOR OPEN LIGHT ILLUMINATED. CYCLED THE GEAR DOWN AND UP, LIGHT WENT OUT AND THE GEAR UPLATCH CHECKED NORMAL. REPLACED THE RIGHT MAIN LANDING GEAR UPLATCH MECHANISM. GROUND CHECKED SDR 97ZZZX818Switch · malfunctionLANDING GEAR RETRACTED DUE TO SAFETY PRESSURE SWITCH NOT DISENGAGING WHEN AIRSPEED DECREASES. FOUND DEFECTIVE BELLOWS NEEDED SUCTION PRESSURE TO FULLY DISCONNECT GEAR SYSTEM. SUBMITTER RECOMMENDS INSTALLING A SQUAT SWITCH INSTEAD. NO PREVENTIVE MAINTENANCE SDR USAAF97015Sequence Valve · failedFLT 1239 - PIT-DAY - ON APPROACH TO DAY THE NOSE GEAR DID NOT EXTEND ON THE FIRST TRY. PILOT RECYCLED TEH GEAR AND ALL INDICATIONS WERE NORMAL ON THE SECOND TRY. FLIGHT LANDED AT DAY WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NOSE GEAR SEQUENCE VALVSDR 97ZZZM472Crossover Cable · seizedLT GEAR WOULD NOT EXTEND WITH NORMAL OR EMERG PROCEDURE (ELP). REPLACED LT GEAR UPLOCK ASSY, LT MAIN GEAR DOWNLOCK MICROSWITCH AND INSPECTED ALL LT LANDING GEAR WIRING. INCLUDING LT MAIN GEAR DOOR MICROSWITCH ADJUSTMENT FOR PRECAUTIONARY MEASURES. REPLACED SDR 97ZZZM471Safety Lock · pin bentLT GEAR WOULD NOT EXTEND WITH NORM OR EMERG PROCEDURE (ELP). REPLACED LT GEAR UPLOCK ASSY (15G1), LT MAIN GEAR DOWNLOCK MICROSWITCH (16G1) AND INSPECTED ALL LT LANDING GEAR WIRING. INCLUDING LT MAIN GEAR DOOR MICROSWITCH ADJUST (14G1) FOR PRECAUTIONARY MEASUSDR USAAF97003Retract Mech · lack of lubeFLT 539 - PIT-GSO - AFTER TAKEOFF MAIN GEAR RED LIGHTS WOULD NOT GO OUT. PERFORMED ABNORMAL PROCEDURE. THIS CONFIRMED UNLOCKED GEAR DOOR. FLIGHT RETURNED TO PIT WITHOUT FURTHER INCIDENT. MAINTENANCE LUBRICATED BOTH MAIN LANDING GEARS. PERFORMED SEVERAL GEASDR SRAA970110Bushing · looseON CLIMBOUT AFTER ALL GEAR RETRACTION, NOSE LANDING GEAR WENT UNCOMMANDED TO DOWN AND LOCKED POSITION. ACCOMPLISHED AIR TURNBACK TO PTY, AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTED NLG, FOUND EXCESSIVE PLAY IN UPLOCK LUG. REMOVED AND REPLACED BUSHING IN LUGSDR COMA9760011Wow Harness · failedAFTER TAKEOFF, N.L.G. DID NOT RETRACT. REPLACED N.L.G. W.O.W. INPUT NR 1 HARNESS AND SENSOR ASSEMBLY.SDR CA970129003Bracket · out of adjust(CAN) AFTER TAKEOFF UNABLE TO RETRACT NOSE GEAR. TARGET BRACKET REMOVED AND REPAIRED.SDR C2XA97IA027Prox Switch · faultedMEM - FLT 3851 - PILOT REPORTED, THAT THE LEFT MAIN LANDING GEAR WOULD NOT RETRACT, AND THE AIRCAFT RETUREND TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN GEAR PROXIMITY SWITCHES, AND THE AIRCRAFT WAS APPROVED FOR RETURSDR AALA97084Lock Link Assy · crackedLGA - DURING OVERNIGHT CHECK WHILE ACCOMPLISHING FCD KFD KFO405A TO CHECK NOSE LANDING GEAR UPPER AND LOWER LOCK LINK ASSEMBLY, UPPER AND LOWER LOCK LINKS FOUND CRACKED. REPLACED UPPER AND LOWER LOCK LINK ASSEMBLY. ACCOMPLISHED NOSE LANDING GEAR RETRACTION CSDR USAAF97010Retract Mech · lack of lubeFLT 1653 - PWM-PIT - ON APPROACH TO PIT, NOSE GEAR DID NOT COME DOWN ON FIRST ATTEMPT (NO INDICATION AND TOWER SAID NOSE GEAR WAS NOT DOWN). RECYCLED IAW CHECKLIST AND GEAR CAME DOWN NORMALLY THE SECOND TIME. CREW SUSPECTED ICE BUILDUP. FLIGHT LANDED WITHOUTSDR 9700519917Retract Mech · lack of lubeLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF AND CABIN DID NOT PRESSURIZE. GROUND SHIFT FAILED TO SHIFT TO FLIGHT MODE. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE CYCLED GEAR SEVERAL TIMES ON GROUND. DISCREPANCY COULD NOT BE DUPLICATEDSDR USAAF97014Retract Mech · lack of lubeFLT 466 - GSP-PHL - ON APPROACH TO PHL, THE NOSE GEAR DID NOT EXTEND ON THE FIRST TRY. PILOT ACCOMPLISHED ABNORMAL CHECKLIST ITEMS AND RECYCLED GEAR. THE SECOND EXTENSION WAS NORMAL. FLIGHT LANDED IN PHL WITHOUT FURTHER INCIDENT. MAINTENANCE BITE CHECKED SSDR CKSA97002Pin · damagedUPLATCH CHECK UNSATISFACTORY - NOTE: DOOR LIGHT AND LANDING GEAR UNSAFE LIGHT ON. GEAR PINS INSTALLED. ACFT FOUND TO BE SAFE FOR FERRY FLIGHT. R&R LT MLG RETRACT PIN IAW DC-8 OHM CHAPTER 32-1-1B. LT GEAR SAFE LIGHT GREEN ON IMMEDIATELY UPON MOVING GEAR HANSDR CA970523001Pressure Switch · failed(CAN) NOSE GEAR DOWNLOCK BROKE WHEN UNDERCARRIAGE SELECTED UP. MAINTENANCE LATER TRACED THE FAULT TO A FAULTY PRESSURE SWITCH DURING GEAR CYCLING ON JACKS.SDR CA970117006Landing Gear · iced up(CAN) AFTER TAKEOFF THE NOSE LANDING GEAR DID NOT RETRACT. MAINTENANCE FOUND THE NOSE GEAR BAY CONTAMINATED WITH A LOT OF SNOW AND ICE.SDR 97ZZZX1000Gear Handle · malfunctionedFLG - FLT 5260 - PILOT REPORTED THAT GEAR EXTENDED IN FLIGHT WITH GEAR HANDLE IN UP POSITION. A/C WAS FERRIED TO FMN. DURING TEST FLIGHT, GEAR WAS CYCLED 3 TIMES. ON THE THIRD RETRACTION ATTEMPT, THE GEAR DID NOT RETRACT WITH THE HANDLE IN THE UP POSITION. SDR 97ZZZX495Casting · ear brokenAT 100 HR INSP, LANDING GEAR THRUST GEAR BOX CASTING MOUNT EAR WAS FOUND BROKEN AND MOUNT BOLTS LOOSE. SUSPECT CAUSE TO BE SHIM SPACERS USED BETWEEN BOX AND AIRCRAFT STRUCTURE. INSP OF OPPOSITE SIDE (RIGHT) REVEALED THAT MOUNT BOLTS WERE LOOSE ALSO. SUBMITTSDR C2XA97IA025Striker Pin · out of adjustIAH - FLT 3894 - PILOT REPORTED, THAT THE GEAR HAD TO BE CYCLED TWICE BEFORE THE GEAR WOULD UPLOCK. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT, WHERE MAINTENANCE FOUND THE RIGHT GEAR AFT OUTBOARD DOOR STRIKER FOR THE SEQUENCE VALVE TO BE OUT OF ADJUSTMENT. SDR M8XA970002Uplock · lack of lubeFLT NR 3003 - A/C RETURNED TO FIELD WHEN CREW WAS ALERTED TO AN UNSAFE GEAR CONDITION, BOTH LT AND RT MLG. A/C LANDED COS WITHOUT FURTHER INCIDENT. COS MAINTENANCE CLEANED AND LUBRICATED BOTH LT AND RT MLG UPLOCK ROLLER ASSEMBLIES AND RELEASED AIRCRAFT FOR ASDR M8XA970001Uplock · malfunctionFLT 3517 - AIRCRAFT RETURNED TO FIELD AFTER CREW WAS ALERTED TO MLG NOT UP AND LOCKED INDICATION. AIRCRAFT LANDED COS WITHOUT FURTHER INCIDENT. COS MAINTENANCE CLEANED AND LUBRICATED BOTH LT AND RT MLG UPLOCK ROLLERS, AND RELEASED AIRCRAFT FOR FUNCTION TEST SDR AWXA9700005Downlock Pin · not removedAIR TURNBACK, AFTER DEPARTURE RECEIVED GEAR DISAGREE AND GEAR DOORS EICAS MESSAGE. BURNED FUEL DOWN TO 46,000 LBS. LANDED OVERWEIGHT AT 220000 LBS. FOUND DOWNLOCK PIN INSTALLED IN NOSE GEAR. REMOVED DOWNLOCK PIN, PERFORMED OVERWEIGHT INSPECTION PER CARD I8SDR 97ZZZX1874Attachment · failedLANDING GEAR COLLAPSE DUE TO MOUNTING BOLTS ON GEAR TRANSMISSION AND MOTOR BACKING OUT (NO SAFETY WIRE). GEAR LINKAGE DISRUPTED AND BECAME MISALIGNED. THIS PREVENTED NOSE GEAR FROM LOCKING. GEAR ALSO FAILED TO RETRACT. NOSE GEAR FAILED COMPLETELY DUE TO GESDR 97ZZZX1873Transmission · bolts backed outLANDING GEAR COLLAPSE DUE TO MOUNTING BOLTS ON GEAR TRANSMISSION AND MOTOR BACKING OUT (NO SAFETY WIRE). GEAR LINKAGE DISRUPTED AND BECAME MISALIGNED. THIS PREVENTED NOSE GEAR FROM LOCKING. GEAR ALSO FAILED TO RETRACT. NOSE GEAR FAILED COMPLETELY DUE TO GESDR AALA970052Tilt Switch · defectiveMIA - FLT 277 - AFTER T/O, UNABLE TO RAISE GEAR,RETURNED MIA. REPLACED LT GEAR LEVELING CYL AND ACCOMP O/W INSPECTION WITH NO DEFECTS FOUND. ACCOMP FCF AND PROBLEM REPEATED. ADJUSTED PROX SENSORS FOR LT GEAR. ACCOMP GEAR RETRACT CHK WITH NO DEFECTS. A/C RSDR GLBA97001Retract Mech · malfunctionedRDU - GEAR EXTENDED 15 SECONDS AFTER HANDLE WAS EXTENDED. MAINTENANCE CYCLED GEAR NUMEROUS TIMES AND COULD NOT DUPLICATE. (M)
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