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 96ZZZX1107Swivel Rod · brokenNOSE WHEEL DID NOT EXTEND NORMALLY. FOUND NOSE WHEEL SWIVEL ROD BROKEN WHICH DID NOT ALLOW WHEEL TO STRAIGHTEN OUT AS IT LEFT WHEELWELL. FOUND ONE CLEVIS, PN 169-820037-3, TIGHTENED TO THE POINT WHERE IT WOULD HARDLY MOVE WITH THE ROD HOOKED. THIS TIGHTNESSSDR 96ZZZM323Retract Mech · req'd servFLT NR 923 - MIA - LANDING GEAR WOULD NOT CYCLE UP. SERVICED HYDRAULIC AND CYCLED 6 TIMES, OPS CHECK OK. (M)SDR MALA964853Tq Tube Arm · failedFLT 3017 - ON APPROACH TO DTW, THE NOSE GEAR DOWN AND LOCKED LIGHT FAILED TO ILLUMINATE. THE CREW CYCLED THE GEAR UNTIL A DOWN AND LOCKED INDICATION WAS RECEIVED. MAINTENANCE REPLACED THE NLG TORQUE TUBE ARM ASSY. SYSTEM OPERATED SATISFACTORILY. (X)SDR GAIA9523Retract Mech · out of adjustDURING TRAINING FLIGHT, A SIMULATED LANDING APPROACH PROCEDURE WAS INITIATED. THE LT MLG DID NOT INDICATE DOWN AND LOCKED CONDITION. THE FLIGHT CREW FOLLOWED EMERGENCY PROCEDURES, NOTIFIED ATC OF THE EMERGENCY, AND MADE AN UNEVENTFUL LANDING. INSPECTION REVSDR AU960116Drive · sheared(AUS) LANDING GEAR EMERGENCY EXTENSION SYSTEM WORM DRIVE COUPLING SHEARED - SUSPECT CAUSED BY HAVING EMERGENCY DRIVE CONNECTED DURING NORMAL OPERATIONSDR SCNA96016Interlock Crank · frozenDURING CLIMB HAD TO USE THE OVERRIDE GEAR RELEASE TO RAISE LANDING GEAR. THE MAIN GEAR HYDRAULIC INTERLOCK CYLINDER CRANK WAS FOUND FROZEN WITH ICE IN THE ANTI-RETRACT POSITION. APPLIED HEAT, CRANK OPERATED FREELY AND ANTI-RETRACT BUTTON IS NOT NEEDED TO RAISDR MALA964849Uplock Actuator · failedFLT 3421 - DURING APPROACH TO DTW, THE RT MAIN GEAR DOWN AND LOCKED GREEN LIGHT DID NOT ILLUMINATE WHEN GEAR SELECTED DOWN. THE CREW RECYCLED THE GEAR TWICE AND RECEIVED A GREEN LIGHT. THE AIRCRAFT CONTINUED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE PSDR GLBA96026Circuit Board · failedMSP - CREW REPORTED GEAR WOULD NOT EXTEND WHEN SELECTED DOWN. CREW EXTENDED GEAR MANUALLY AND MADE AN UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED TIME DELAY PCB. SYSTEM OPS CHECK GOOD. (M)SDR DLL17960346Fitting · corrodedLT MLG ACTUATOR ATTACH FITTING WAS FOUND CORRODED ON THE UPPER FLANGE. IN ORDER TO REMOVE THE CORROSION THE FASTENER HOLES WERE OVERSIZED AND SPOT FACED IN ACCORDANCE WITH THE INSTRUCTIONS OF THE L1011 SRM FIG 808. FASTENER HOLE 1 TO 4 AND 6 REQUIRED SPOT FASDR COMA9610047Retract Mech · iced upNOSE LANDING, GEAR INTRANSIT LIGHTS REMAINED ON AFTER GEAR RETRACTION. REMOVED ICE FROM LANDING GEAR, RETRACT CHECKS NORMAL, AND ACFT RETURNED TO SERVICE.SDR AU960219Uplock · faulty(AUS) NOSE LANDING GEAR UPLOCK UNIT INTERNAL FAILURE - THIS DEFECT WAS RECEIVED FROM NO34 SQN RAAF AND IS FOR INFORMATION ONLYSDR AALA960163Retract Mech · lack of lubeORD - FLT NR 517 - DURING APPROACH TO ORD WHEN LANDING GEAR EXTENDED, LEFT MAIN LANDING GEAR REQUIRED FOUR ATTEMPTS PLUS POSITIVE G-FORCE TO LOCK IN THE DOWN POSITION. AIRCRAFT LANDED ORD WITHOUT INCIDENT. CLEANED AND LUBRICATED LEFT MAIN LANDING GEAR DUE TOSDR CA960306005Hyd Hose · leaking(CAN) PILOT SELECTED GEAR DOWN AND RECEIVED INDICATION FROM MAIN GEAR ONLY, NO NOSE GEAR LIGHT. GEAR WAS RECYCLED AND INDICATION WAS RECEIVED. INVESTIGATION FOUND THE NOSE GEAR DOWN HYDRAULIC LINE LOOSE AND LEAKING HYDRAULIC FLUID. SUSPECT A VIBRATION PROBLSDR DL76E960222Lock Actuator · failedFRA - RIGHT GEAR DID NOT RETRACT ON DEPARTURE. CHECKED RIGHT GEAR FOR OBVIOUS DAMGE AND NONE FOUND. RESET RIGHT GEAR UP FUSE PER MM 32-32-19. CHECKED GEAR OPS WITH LG PINS INSTALLED AND FOUND ALL HYD AVAILABLE TO RETRACT GEAR. ALSO, REPLACED PROX BOX DUE FSDR 9602093245Control Unit · malfunctionedDURING CLIMBOUT, THE LANDING GEAR DID NOT RETRACT. CYCLED THE LANDING GEAR HANDLE AND GEAR RETRACTED NORMALLY. FLIGHT CONTINUED TO ORIGINAL DESTINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LANDING GEAR CONTROL INTERFACE UNIT AND SYSTEM TESTSDR AU960207Solenoid · faulty(AUS) LANDING GEAR HYDRAULIC SUPPLY SAFETY VALVE SOLENOID INTERMITTENT FAULT - INTERNAL LEAKAGE WITHIN MAIN VALVE WITH SOLENOID OPENCAUSED CUTOFF OF LANDING GEAR HYDRAULIC SUPPLYSDR 96ZZZX892Uplock Roller · dirtyFLT 4014 - LEFT MLG WOULD NOT LOCK IN THE 'UP' POSITION WHEN GEAR WAS RETRACTED AFTER TAKEOFF. AIRCRAFT RETURNED TO THE FIELD, LANDED WITHOUT FURTHER INCIDENT. PIT MX CLEANED AND LUBRICATED THE MLG 'UP' LOCK ROLLERS IAW MM 32-00-00 AND STD MX PRACTICES. AIRSDR 96FDEA00126Spindle/Arm · brokenWHEN MANUALLY CRANKING THE L/GEAR A SNAP WAS HEARD AND THE MECHANICAL POINTER STOPPED MOVING. THE SNAP WAS HEARD BEFORE REACHING THE MECHANICAL STOP, GEAR DID EXTEND BUT NO FURTHER POINTER MOVEMENT WAS VISIBLE. FOUND MANUAL EXTENSION INDICATOR SPINDLE BROKENSDR UPS805315Trigger · not lockedCLIMBING THROUGH 25K AT 340IAS, NOSE GEAR DOOR POSSIBLY FELL OPEN, CONFIRMED BY LOUD COCKPIT NOISE AND VIBRATION. IMMEDIATELY DECLARED AN EMERGENCY AND RAN GEAR DOOR UNLOCKED CHECKLIST IN THE QRH. RECTIFIED THE PROBLEM. NOSE GEAR LINK RELEASE TRIGGER WAS NOSDR CA960212005Selector Valve · inoperative(CAN)ON CLIMB LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO BASE. MAINTENANCE CHECK REVEALED MAIN LANDING DOORS WERE NOT FULLY CLOSED. MAINTENANCE ACTION INVOLVED CHANGING MLG SELECTOR VALVE AS PER AMM 32-31-0. BOTH LGCIU TESTED AND GEAR SWING WAS NORMSDR CA960202022Bleed Valve · leaking(CAN)WHILE TESTING THE LANDING GEAR EMERGENCY SYSTEM, IT WAS NOTICED THAT THE BLEED VALVE WAS LEAKING AIR AND WOULD NOT CLOSE COMPLETELY. THE VALVE WAS DISMANTLED AND FOUND TO BE FULL OF WATER AND GRIME. T HE VALVE WAS CLEANED AND RETURNED TO SERVICE. SUBMITTESDR 96ZZZX748Actuator · defectiveUNABLE TO OBTAIN RT MLG GREEN LIGHT. FLYBY INDICATED GEAR DOWN - UNABLE TO VERIFY LOCKED. RT MLG FOLDED ON LANDING. INVESTIGATION REVEALED RT MLG DOWNLOCK WAS NOT LOCKING. RT MLG ACTUATOR DEFECTIVE.SDR 96ZZZX4723Rod End · fracturedROD END FAILED (FRACTURED) WHILE RETRACTING LANDING GEAR. PILOT HAD AN UNSAFE NOSE GEAR LIGHT, PILOT REPOSITIONED GEAR HANDLE TO THE DOWN POSITION. PUSH ROD TRAVELLED FORWARD PUSHING AGAINST NOSE GEAR EXTENDING AND LOCKING GEAR IN THE DOWN POSITION. CAUSE OSDR USAAF96012Test Valve · out of positionPIT - AFTER TAKEOFF, CREW RECEIVED LEFT AND RIGHT MAIN LANDING GEAR WARNING ON THE MFDU. THE GEAR WAS CYCLED WITH THE SAME RESULT. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE LANDING GEAR TEST VALVE IN THE TEST POSITIONSDR CA960311013Retract Link · broken(CAN)AFTER TAKEOFF THE PILOT SELECTED GEAR UP AND THE LEFT HAND GREEN LIGHT WOULD NOT EXTINGUISH. A SAFE LANDING WAS MADE AND INVESTIGATION FOUND THE LEFT HAND RETRACT LINK WAS BROKEN. SUBMITTER STATES THA T AD 88-05-05 WAS COMPLIED WITH 66.04 HOURS PRIOR TO TSDR 96ZZZX758Shaft · crackedREMOVED SHAFT DURING 5-YEAR GEAR INSPECTION. FOUND CRACKED AT ATTACH BOLT HOLES FOR DRAG BRACE ON NOSE LANDING GEAR. THIS SHAFT IS NOT PART OF GEAR INSPECTION, BUT SHOULD BE. SUSPECT IMPROPER DRAG BRACE PRELOAD AND/OR HARD NOSE LANDINGS OVER A PERIOD OF TIMSDR CA960320523Housing Actuator · missing bolt(CAN)WHEN LANDING GEAR SELECTED DOWN ON APPROACH, IT APPEARED NOSE LANDING GEAR DOORS WERE SLOW TO OPEN. THIS CONDITION WAS FOLLOWED BY A LOUD NOISE. SUBSEQUENT MAINTENANCE INVESTIGATION FOUND NOSE LANDING GEAR ACTUATOR UPPER BOLT MISSING. MAINTENANCE ACTION ISDR AWXA960026Connector · dirtyMKE/LAS - FLT NR 935 - LANDING GEAR WOULD NOT EXTEND WHEN COMMANDED. CYCLED GEAR PER ECAM, GEAR EXTENDED. REPLACED CONNECTOR 26GA AND CLEANED CONNECTOR 27GA AND 29GA. REINSTALLED BACK SHELL ON 31GA. LGCIU'S BITE GOOD. NO FAULTS NOTED. (M)SDR AALA960119Damper Assy · defectiveSJU - FLT 0699 - AFTER TAKEOFF SJU, UNABLE TO RETRACT LANDING GEAR USING EITHER SYSTEM 1 OR SYSTEM 2. AIRCRAFT RETURNED TO SJU AND LANDED WITHOUT INCIDENT. REPLACED LT MLG PITCH DAMPER ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION. (X)SDR USAAD96005Retract Mech · malfunctionedMCO - AFTER TAKEOFF FROM MCO, NOSE GEAR WOULD NOT RETRACT. FLIGHT RETURNED TO MCO AND LANDED WITH NO FURTHER INCIDENT. (M)SDR CA960129020Uplock Box · frozen(CAN)ON GEAR UP SELECTION, LEFT MAIN GEAR UPLOCK LIGHT STAYED ON GEAR SELECTED DOWN AND LEFT DOWN INSPECTION FOUND LEFT MAIN GEAR UPLOCK BOX WAS FROZENSDR 9601749912Uplock Hook · out of adjustDURING CLIMB, THE LEFT MAIN LANDING GEAR UNSAFE LIGHT ILLUMINATED AFTER LANDING GEAR RETRACTION. RECYCLED LANDING GEAR AND LIGHT EXTINGUISHED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. FOUND RIGHT MAIN LANDING GEAR UPLOCK HOOK HINGE BOLSDR USAASB96013Uplock · lack of lubeFLT NR 1551 - MCO - RIGHT GEAR INDICATED UNSAFE (NOT LOCKED) AFTER GEAR RETRACTION. GEAR WAS RECYCLED WITH SAME RESULT. MAINTENANCE CHECKED LANDING GEAR SENSORS AND INDICATIONS IAW MM. ALL CHECKED NORMAL. PERFORMED RETRACTION CHECK IAW MM. ALL SYSTEMS ANDSDR SRAA19602Retract Mech · lack of lubeCYWG - FLT 1002 - OUT OF CYWG ON LANDING GEAR RETRACTION (OAT MINUS 35 DEGREES CELSIUS), RT MLG INDICATED FULL DOWN. ON DESCENT TO LAX, RT MLG INDICATED UP - (OAT PLUS 15 DEGREES CELSIUS), CYCLED GEAR. OPS CHECKS NORMAL, UNABLE TO DUPLICATE INDICATIONS. POSSDR COMA9610033Uplock Hook · lack of lubeLT MLG WILL NOT RETRACT. FOUND UPLOCK HOOK ASSY TO BE BINDING. CLEANED AND LUBED UPLOCK ASSY AND SYSTEM OPERATES NORMALLY.SDR 96ZZZM200Cylinder · malfunctionedSTL - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, RIGHT MAIN LANDING GEAR DID NOT SHOW DOWN AND LOCKED. CYCLED LANDING GEAR. FOUND RIGHT MAIN LANDING GEAR BUNGEE CYLINDER MALFUNCTION. REPLACED RIGHT MAIN LANDING GEAR BUNGEE CYLINDER, MFG P/N 3914016-550SDR 9601309954Shift Mech · iced upDURING CLIMB, THE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO DAY AND LANDED WITHOUT INCIDENT. FOUND ICE AND SNOW ON GROUND SHIFT MECHANISM. REMOVED SNOW AND ICE, OPERATIONAL CHECK GOOD.SDR 9601299954Control Valve · iced upDURING CLIMB, THE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO DAY AND LANDED WITHOUT INCIDENT. FOUND ICE ON LANDING GEAR CONTROL VALVE. REMOVED ICE AND OPERATIONAL CHECK OF LANDING GEAR SYSTEM GOOD.SDR SWIA95710Retract Mech · malfunctionedLANDING GEAR COULD NOT COME UP. INSTALLED TWO NEW HARNESSES ON RIGHT MAIN GEAR FOR A+ AND B+ INTRANSIT LIGHT. SET GAP TO PROPER SETTING PER MAINTENANCE MANUAL. SWUNG GEAR SEVERAL TURNS AND OPS CHECKS GOOD.SDR C2XA96CL002Uplock Actuator · out of adjustABE - FLT NR 3321 - AFTER TAKEOFF AND GEAR RETRACTION, THE CREW REPORTED THAT THE GEAR DOOR REMAINED OPEN. MAINTENANCE INSPECTED AIRCRAFT AND ADJUSTED THE NOSE GEAR UPLOCK ACTUATOR, MAINTENANCE ALSO CLEANED THE NOSE AND MAIN GEAR UPLOCK HOOKS. THE OPERATIONASDR COMA9660016Uplock Assy · malfunctionedDURING APPROACH, WHEN LANDING GEAR SELECTED DOWN, THE NLG INDICATED UNSAFE. COULD NOT DUPLICATE DISCREPANCY. REPLACED THE NLG UPLOCK ASSY FOR TROUBLESHOOTING.SDR DLL10960101Bushing · not installedON GEAR RETRACTION, RED DOOR AND INTRANS WITH LEFT GEAR OR DOOR ON S/O PANEL. CYCLED GEAR, SAME INDICATIONS. FOUND PHASE CONTROL VALVE INCORRECTLY INSTALLED DUE TO OMITTED BUSHING ON THE TWO ACTUATING ROD/S TWO LUGS. INSTALLED MISSING BUSHING, OPERATION NORSDR COMA9610029Uplock Actuator · failedLT MAIN LANDING GEAR A-SYSTEM INTRANSIT INDICATOR REMAINED ON WHEN GEAR SELECTED DOWN. CYCLED GEAR WITH SAME RESULTS. REPLACED THE LT MLG UPLOCK ACTUATOR.SDR 96ZZZX1474Solenoid · failedDURING INSPECTION AND OPERATIONAL CHECK OF THE LANDING GEAR RETRACTION AND EXTENSION SYSTEMS AFTER A GEAR COLLAPSE ON LANDING, THE GEAR MOTOR SOLENOID FAILED TO 'CLOSE' SEVERAL TIMES (PREVENTING OPERATION OF THE GEAR ELECTRICALLY).SDR HEEA966455Bottle · leakingBOTTLE LEAKING THROUGH HEAD VALVE ASSEMBLY.SDR MALA964819Switch · failedFLT NR 3462 - AFTER DEPARTURE FROM BJI, THE NOSE GEAR BEGAN TO CYCLE AFTER LANDING GEAR RETRACTION. THE AIRCRAFT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE PERSONNEL REPLACED THE RIGHT INBOARD MLG POSITION SWITCH. ALL SYSTEMS OPERATED SATISFASDR CA960126005Accessory Unit · intermittent(CAN)NOSE GEAR DID NOT RETRACT AFTER TAKEOFF. GREEN LIGHT REMAINED ON, BUT WHEN THE GEAR SELECTED OFF, THE RED LIGHT DID NOT COME ON. AIRCRAFT RETURNED. LANDING GEAR ACCESSORY UNIT REPLACED.SDR HNAA9690304Lock Actuator · failedDCA/PHL - FLT 3098 - AFTER TAKEOFF WHEN LANDING GEAR WAS SELECTED UP, THE LEFT MAIN GEAR WOULD NOT FULLY RETRACT. THE AIRCRAFT TURNED BACK TO DCA AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE LEFT MLG LOCK ACTUATOR. (X)SDR DLL10960082Control Valve · malfunctionedAFTER T/O RAISED GEAR HANDLE, ON PILOTS PANEL RSD DOOR AND INTRANSIT LIGHT ON, ALL GREEN LIGHTS OUT. ON S/O PANEL LT GEAR OR DOOR LIGHT ON. CYCLED GEAR, NO CHANGE AND RETURNED TO LAX. REPLACED RT PHASE CONTROL VALVE, OPERATION NORMAL.SDR DL73S960100Uplock Act · failedLT MLG UNSAFE LIGHT ON IN FLT WITH LT GEAR VIB ALONG WITH UNSAFE INDICATION. JACKED A/C, RAN GEAR AND FOUND UNLOCK ACTUATOR BYPASSING FLUID. REPLACED SAME, GEAR CKS OK.
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