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.

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 TIGHTNESSFeb 1, 1996 · N9710Q · Beech A24RSDR 96ZZZM323Retract Mech · req'd servFLT NR 923 - MIA - LANDING GEAR WOULD NOT CYCLE UP. SERVICED HYDRAULIC AND CYCLED 6 TIMES, OPS CHECK OK. (M)Feb 1, 1996 · N734GL · Beech 1900CSDR 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)Jan 31, 1996 · N428MA · Swrngn SA227ACSDR 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 REVJan 31, 1996 · N94246 · Cvac 600240DSDR AU960116Drive · sheared(AUS) LANDING GEAR EMERGENCY EXTENSION SYSTEM WORM DRIVE COUPLING SHEARED - SUSPECT CAUSED BY HAVING EMERGENCY DRIVE CONNECTED DURING NORMAL OPERATIONJan 31, 1996 · Beech B60SDR 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 RAIJan 30, 1996 · N573SC · Doug DC1010SDR 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 PJan 30, 1996 · N802MA · Dhav DHC8102SDR 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)Jan 30, 1996 · N123UE · Beech 1900CSDR 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 FAJan 30, 1996 · N769DL · Lkheed 10113853SDR 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.Jan 30, 1996 · N200CD · Emb EMB120RTSDR AU960219Uplock · faulty(AUS) NOSE LANDING GEAR UPLOCK UNIT INTERNAL FAILURE - THIS DEFECT WAS RECEIVED FROM NO34 SQN RAAF AND IS FOR INFORMATION ONLYJan 30, 1996 · Amd FALCON900SDR 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 TOJan 30, 1996 · N723AA · Boeing 727227SDR 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 PROBLJan 29, 1996 · Piper PA31T2SDR 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 FJan 28, 1996 · N112DL · Boeing 767232SDR 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 TESTJan 27, 1996 · N345NW · Airbus A320211SDR 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 SUPPLYJan 26, 1996 · Airbus A320212SDR 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. AIRJan 26, 1996 · N423JS · Dorner DO328100SDR 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 BROKENJan 26, 1996 · N288FE · Boeing 7272D4SDR 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 NOJan 25, 1996 · N798UP · Doug DC871FSDR 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 NORMJan 25, 1996 · Airbus A320211SDR 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. SUBMITTEJan 25, 1996 · Beech A100SDR 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.Jan 25, 1996 · N191MC · Amd FALCON10SDR 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 OJan 24, 1996 · N121Z · Beech 58PSDR 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 POSITIONJan 23, 1996 · N895US · Fokker F28MK0100SDR 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 TJan 23, 1996 · Piper PA31SDR 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 TIMJan 23, 1996 · N53RF · Gulstm 690ASDR 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 IJan 22, 1996 · Doug DC932SDR 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)Jan 22, 1996 · N633AW · Airbus A320231SDR 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)Jan 21, 1996 · N7083A · Airbus A300B4605RSDR USAAD96005Retract Mech · malfunctionedMCO - AFTER TAKEOFF FROM MCO, NOSE GEAR WOULD NOT RETRACT. FLIGHT RETURNED TO MCO AND LANDED WITH NO FURTHER INCIDENT. (M)Jan 20, 1996 · N823US · Doug DC982SDR 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 FROZENJan 20, 1996 · Aerosp ATR42300SDR 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 BOLJan 20, 1996 · N962N · Doug DC931SDR 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 ANDJan 19, 1996 · N300AU · Boeing 737301SDR 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. POSJan 19, 1996 · N910SJ · Lkheed 382ESDR 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.Jan 19, 1996 · N200CD · Emb EMB120RTSDR 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 3914016-550Jan 19, 1996 · N926L · Doug DC932SDR 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.Jan 19, 1996 · N921RW · Doug DC931SDR 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.Jan 19, 1996 · N921RW · Doug DC931SDR 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.Jan 18, 1996 · N196SW · Emb EMB120ERSDR 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 OPERATIONAJan 18, 1996 · N16719 · Emb EMB120RTSDR COMA9660016Uplock Assy · malfunctionedDURING APPROACH, WHEN LANDING GEAR SELECTED DOWN, THE NLG INDICATED UNSAFE. COULD NOT DUPLICATE DISCREPANCY. REPLACED THE NLG UPLOCK ASSY FOR TROUBLESHOOTING.Jan 17, 1996 · N948CA · Cndair CL6002B19SDR 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 NORJan 16, 1996 · N733DS · Lkheed 10113851SDR 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.Jan 16, 1996 · N259CA · Emb EMB120RTSDR 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).Jan 16, 1996 · N7338Y · Piper PA30SDR HEEA966455Bottle · leakingBOTTLE LEAKING THROUGH HEAD VALVE ASSEMBLY.Jan 15, 1996 · N792CH · Skrsky S76ASDR 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 SATISFAJan 14, 1996 · N26863 · Swrngn SA227ACSDR 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.Jan 14, 1996 · Boeing 737242CSDR 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)Jan 13, 1996 · N903HA · Dhav DHC7102SDR 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.Jan 13, 1996 · N733DS · Lkheed 10113851SDR 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.Jan 13, 1996 · N303DL · Boeing 737232
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