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 MALA965223Uplimit Switch · out of adjustFLT 3491 - ON CLIMB-OUT FROM MSP, THE NOSE GEAR CYCLED IN FLIGHT AFTER GEAR RETRACTION. THE AIRCRAFT CONTINUED TO STC WITHOUT INCIDENT. MAINTENANCE RERIGGED THE NOSE GEAR UPLIMIT SWITCH. (M)Nov 28, 1996 · N438MA · Swrngn SA227ACSDR MALA965219Uplimit Switch · out of adjustFLT 3416 - ON CLIMB-OUT FROM DTW, THE NOSE GEAR CONTINUED TO CYCLED IN THE GEAR WELL AFTER GEAR RETRACTION. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE CLEANED AND ADJUSTED THE UPLIMIT SWITCHES. ALL CHECKS SATISFACTORY. (M)Nov 26, 1996 · N438MA · Swrngn SA227ACSDR 96UAL900902Lock Actuator · failedWHEN GEAR HANDLE PUT IN THE UP POSITION, GOT NOSE LANDING GEAR UNSAFE LIGHT. NOSE LANDING GEAR DID NOT RETRACT, CYCLED HANDLE AND NO HELP. NOSE GEAR WAS STUCK DOWN AND LOCKED. *S/D* LOWER END OF THE NLG LOCK ACTUATOR FRACTURED. REPLACED ACTUATOR AND ACCOMNov 26, 1996 · N979UA · Boeing 737291SDR TWAA9614501Bolt · missingSTL - FLT 482 - AFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, LANDING GEAR HANDLE WOULD NOT MOVE. USED HANDBOOK PROCEDURES TO RETRACT LANDING GEAR. FOUND BOLT MISSING IN GROUND SHIFT ROD TO QUADRANT. INSTALLED NEW BOLT IN GROUND SHIFT ROD. LANDING GEAR OPNov 25, 1996 · N903TW · Doug DC982SDR COMA9660213Drag Brace · malfunctionNOSE LANDING GEAR DID NOT RETRACT. DOWN LOCK IS NOT RELEASING. REPLACED THE NLG DRAG BRACE ASSY, RETRACT SYSTEM CHECKS SATISFACTORY.Nov 25, 1996 · N915CA · Cndair CL6002B19SDR 97ZZZX513Landing Gear · malfunctionPILOT DEPARTED FIELD WITH SNOW ON TAXIWAYS AND RUNWAY. LANDING GEAR FAILED TO FULLY RETRACT DUE TO BLOCKAGE BY CHUNKS OF ICE AND SNOW. SUBMITTER SUGGESTS P.O.H. REVISION TO PRECLUDE OPERATION OF THIS MODEL AIRCRAFT FROM FIELDS WITH ANY FORM OF ICE, SNOW, SLUNov 25, 1996 · N8107D · Piper PA34200TSDR 97ZZZX411Circuit Breaker · brokenAFTER TAKEOFF, PILOT ATTEMPTED TO SELECT THE MAIN LANDING GEAR TO THE UP POSITION. THE GEAR HANDLE WOULD NOT SELECT UP. PILOT RETURNED TO KENAI WITHOUT INCIDENT. AFTER INSPECTING THE AIRCRAFT, MAINTENANCE PERSONNEL FOUND THAT THE CIRCUIT BREAKER FOR THE LANNov 25, 1996 · N304SC · Piper PA31T3SDR 9625156739Downlock Act · malfunctionedDURING APPROACH, THE LEFT WING LANDING GEAR DID NOT FULLY EXTEND. CREW FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND THE AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED LEFT WING LANDING GEAR DOWNLOCK ACTUATOR, OPERATIONAL CHECK GOOD.Nov 24, 1996 · N639US · Boeing 747251FSDR WTAA960203Retraction Jack · failedLAX - NOSE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT FERRIED TO FAT. MAINTENANCE REPLACED NOSE GEAR RETRACTION JACK. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (M)Nov 23, 1996 · N419UE · Bag JETSTM3101SDR PLGA9611231Hyd Pump · failedROC - FLT 4890 - WHEN SELECTING THE GEAR DOWN FOR LANDING, THE HYDRAULIC ANNUNCIATOR LIGHT ILLUMINATED AND THE GEAR FAILED TO EXTEND. THE CREW NOTED THAT THE HYDRAULIC PUMP FAILED TO OPERATE. THE CREW THEN PUMPED THE GEAR AND FLAPS DOWN, LANDING WITHOUT INCINov 23, 1996 · N351BE · Saab 340BSDR MALA965216Switch · out of adjustFLT 3429 - ON CLIMB-OUT FROM MSP, THE NOSE GEAR WOULD NOT REMAIN UP AND LOCKED AFTER GEAR RETRACTION. THE AIRCRAFT RETURNED TO MSP. MAINTENANCE ADJUSTED THE NLG UPLIMIT SWITCH. ALL CHECKS SATISFACTORY. (M)Nov 23, 1996 · N424MA · Swrngn SA227ACSDR PLGA9611221Pins · not removedBOS - FLT 4377 - DEPARTING BOS, THE LANDING GEAR FAILED TO RETRACT. THE AIRCRAFT RETURNED TO BOS, LANDING WITHOUT INCIDENT. MAINTENANCE WAS DISPATCHED TO THE AIRCRAFT FINDING THE MAIN GEAR GROUND PINS INSTALLED. MAINTENANCE REMOVED THE PINS AND RETURNED THENov 22, 1996 · N749BA · Saab SF340ASDR CA961128023Line · ruptured(CAN) DURING CLIMB ATTITUDE IT WAS NOTICED THAT THE LEFT AND RIGHT HYDRAULIC FLOW LIGHTS CAME ON. INSPECTION OF THE AIRCRAFT FOUND THAT THE RIGHT HAND MAIN ACTUATOR DOWN LINE HAD RUPTURED.Nov 22, 1996 · Cessna 402CSDR MALA965208Uplock Shaft · lack of lubeFLT 3240 - ON CLIMB-OUT FROM GFK, THE NOSE GEAR CONTINUED TO CYCLE AFTER GEAR RETRACTION. THE CREW CYCLED THE GEAR FOUR TIMES, BUT THE PROBLEM CONTINUED. THE CREW LOWERED THE GEAR AND CONTINUED TO MSP WITH THE GEAR DOWN. MAINTENANCE FOUND THE UPLOCK HOOK SHNov 21, 1996 · N442MA · Swrngn SA227ACSDR COMA9660212Drag Brace · malfunctionNOSE LANDING GEAR DISAGREE MESSAGE ON EICAS NLG DID NOT RETRACT. REPLACED THE NLG DRAG BRACE ASSY.Nov 21, 1996 · N912CA · Cndair CL6002B19SDR CA961128033Bracket · misaligned(CAN) GEAR UNSAFE ON RETRACTION. NOSE WHEEL REMAINED DOWN AND WOULD NOT RETRACT. FOUND NOSE GEAR PROXIMITY SENSOR BRACKET MISALIGNED ON OLEO EXTEND.Nov 21, 1996 · Cndair CL6002B19SDR 97ZZZM395Relay · failedUNABLE TO RAISE GEAR UNLESS OVERRIDE IS SELECTED. GEAR SELECTED DOWN NORMAL EXTENSION. REMOVED AND REPLACED RELAY GF4 SYSTEM CHECKS GOOD. (M)Nov 21, 1996 · N606AW · Bag BAE146200ASDR 96ZZZX6164Pad · wornGEAR WAS RETRACTED AND EXTENDED SEVERAL TIMES DURING FLIGHT. AFTER RETRACTION, GEAR WOULD NOT INDICATE GREEN LIGHT ON DOWN AND LOCKED POSITION. FOUND THE UPSTOP PAD WORN TO APPROX .25 INCH THICK, ALLOWED GEAR TO GO BEYOND NORMAL UP POSITION. NOSE WHEEL FORKNov 20, 1996 · N9574B · Cessna 172RGSDR 96ZZZX6093Bolt · brokenINSP FOUND DRAG LINK ASSY BOLT BROKEN.Nov 20, 1996 · N53257 · Cessna 177RGSDR PNSA961103Uplock Bushing · lack of lubeNOSE GEAR WOULD NOT LOCK UP. RETURNED TO GATE, LUBED UPLOCK BUSHING.Nov 19, 1996 · N41NE · Swrngn SA227ACSDR CA970129015Proximity Switch · out of adjust(CAN) NOSE GEAR WOULD NOT RETRACT. LANDING GEAR EXTEND AND RETRACT CENTRE PROXIMITY SWITCH ADJUSTED.Nov 19, 1996 · Cndair CL6002B19SDR 96ZZZX6105Nose Gear · frozenAIRCRAFT DEPARTED BOEING FIELD WITH SNOW ON TAXIWAY AND RUNWAY. SNOW SLUSH ENTERED NOSE WHEEL WELL AND FROZE GEAR IN 'UP' POSITION. AIRCRAFT LANDED ON RUNWAY WITH MAINS DOWN AND NOSE GEAR UP. MODERATE DAMAGE TO NOSE CONE FROM RUNWAY CONTACT.Nov 19, 1996 · N8407C · Piper PA34200TSDR 96ZZZX6023Roll Pin · shearedDURING PHASE INSPECTION LANDING GEAR EMERGENCY EXTENSION CHECK - BOTTLE WOULD NOT ACTUATE AND HANDLE WOULD NOT LOCK OUT. FOUND GROOVED PIN INSIDE EMERG GEAR HANDLE MECHANISM BROKEN. REPLACED PIN - SYSTEM RETESTED OK. SUBMITTER STATED FAILURE WAS BELIEVED TONov 19, 1996 · N153JP · Cessna 500CESSNASDR SWIA95777Retract Mech · out of adjustLT MAIN GEAR WOULD NOT RETRACT. JACKED A/C AND OPS CHECKED LANDING GEAR SYSTEM. ONLY FOUND FAULT WITH THE LT MAIN LANDING GEAR NOT FULLY ENGAGING IN UPLOCK HOOK. ADJUSTED LT MAIN ACTUATORS AS PER MM 32-00-00, ADJUST AND TEST OPS CKS GOOD AT THIS TIME.Nov 18, 1996 · N2702Z · Swrngn SA227ACSDR USAAF96118Retract Mech · malfunctionedFLT 873 - CLT-TYS - ON APPROACH TO TRI MAIN GEAR DOORS OPENED BUT GEAR DID NOT EXTEND. FLIGHT RETURNED TO CLT. CAPTAIN USED THE ALTERNATE EXTEND METHOD AND GEARS EXTENDED NORMALLY BY FREEFALL. AN EMERGENCY WAS DECLARED AS A PRECAUTION. FLIGHT LANDED NORMALLNov 16, 1996 · N494US · Fokker F28MK4000SDR 9624653248Prox Sensor · malfunctionedDURING CLIMBOUT WHILE RETRACTING THE LANDING GEAR, THE NOSE LANDING GEAR WOULD NOT RETRACT. CYCLED LANDING GEAR HANDLE AND ALL INDICATIONS WERE NORMAL. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NOSE LANDING GEAR PRONov 16, 1996 · N348NW · Airbus A320212SDR SWAA961253Lock Actuator · failedAFTER GEAR RETRACTION, NOSE GEAR EXTENDED WITH GEAR HANDLE IN OFF POSITION. RETURNED TO PHX AND MADE AN UNEVENTFUL LANDING. REPLACED NOSE GEAR LOCK ACTUATOR, RIGGED GEAR DOORS AND PERFORMED RETRACTION TEST PER BOEING M/M.Nov 15, 1996 · N600WN · Boeing 7373H4SDR S2YA960033Connector · dirtyFLT 1162 - MKE-SBN - CYCLED THE LANDING GEAR HANDLE, THE LANDING GEAR DID NOT RETRACT. THE CREW ATTEMPTED TO CYCLE THE LANDING GEAR A SECOND TIME, WITH NO RETRACTION OR ANNUNCIATION SHOWING GEAR RETRACTION THE CREW RETURNED TO MKE. UPON INSPECTION MAINTENANCNov 14, 1996 · N901SK · Beech 1900DSDR HNAA9693775Relay · failedHPN/PHL - FLT 3158 - WHEN SELECTING GEAR UP, GEAR WOULD NOT RETRACT. RED, GREEN, AND HANDLE LIGHTS ON. GEAR CONFIRMED DOWN AND DOORS CLOSED. THE AIRCRAFT TURNED BACK TO HPN AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE 3261-K5 RELAY. (X)Nov 14, 1996 · N937HA · Dhav DHC8102SDR 96ZZZM1557Uplock Assy · malfunctionedFLT 7900 - PIT - FLIGHT WAS A MAINTENANCE TEST FLIGHT. LEFT MAIN GEAR SHOWED AN UNSAFE CONDITION. RECYCLED GEAR AND ALL THREE INDICATIONS WERE NORMAL. CAPTAIN REQUESTED EMERGENCY EQUIPMENT AS A PRECAUTION. FLIGHT LANDED NORMALLY WITHOUT FURTHER INCIDENT. Nov 14, 1996 · N861US · Fokker F28MK0100SDR 96ZZZM1556Uplock Assy · malfunctionedFLT 7900 - PIT - FLIGHT WAS A MAINTENANCE TEST FLIGHT. LEFT MAIN GEAR SHOWED AN UNSAFE CONDITION. RECYCLED GEAR AND ALL THREE INDICATIONS WERE NORMAL. CAPTAIN REQUESTED EMERGENCY EQUIPMENT AS A PRECAUTION. FLIGHT LANDED NORMALLY WITHOUT FURTHER INCIDENT. Nov 14, 1996 · N861US · Fokker F28MK0100SDR GLBA96222Relay · failedORD - GEAR DID NOT EXTEND. EXTENDED GEAR MANUALLY. REMOVED AND REPLACED LANDING GEAR RELAY. OPS CHECKS GOOD. (X)Nov 11, 1996 · N45GL · Beech 1900CSDR ABXA9600664Retract Mech · lack of lubeNOSE GEAR HAD TO BE RECYCLED TWICE BEFORE NOSE GEAR DOWN AND LOCKED LIGHT ILLUMINATED. LUBRICATED NOSE LANDNG GEAR AND PERFORMED GEAR SWING. OPS CHECKED GOOD PER YS-11 M.M. 32-60.Nov 11, 1996 · N914AX · Nihon YS11SDR 9627516730Actuator · leakingDURING APPROACH, THE RIGHT WING LANDING GEAR WOULD NOT EXTEND. RECYCLED LANDING GEAR AND RIGHT WING LANDING GEAR STILL WOULD NOT EXTEND. ALTERNATELY EXTENDED LANDING GEAR AND RIGHT WING LANDING GEAR EXTENDED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED THE Nov 11, 1996 · N630US · Boeing 7472J9FSDR USAASB96242Beam · fracturedCLT - FL 693 - CAPTAIN REPORTED THE RIGHT MAIN LANDING GEAR UPLOCK DOES NOT ENGAGE. WITH GEAR LEVER UP, RIGHT MAIN GEAR RED LIGHT IS ILLUMINATED. MOVE GEAR LEVER TO OFF, THE RIGHT MAIN GEAR COMES DOWN. FLIGHT LANDED AT CLT. MAINTENANCE FOUND THE RIGHT MAINNov 9, 1996 · N264AU · Boeing 737201SDR SRAA961107Bushing · missingON APPROACH, RIGHT MAIN LANDING GEAR HAD UNSAFE WARNING INDICATION. FOUND AFT RT MAIN LANDING GEAR SHELF BRACKET BROKEN, TIED DOWN RT GEAR AND DECLARED EMERGENCY FOR LANDING. AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTED RIGHT MAIN LANDING GEAR SHELF BRACKET,Nov 9, 1996 · N912SJ · Lkheed 382GSDR REXA96071Switch · out of adjustAFTER TAKEOFF, GEAR WOULDN'T RETRACT. ADJUSTED NLG OLEO MICROSWITCH. PERFORMED GEAR SWING 3 TIMES. A/C OK FOR SERVICE. (M)Nov 8, 1996 · N302PX · Bag JETSTM3101SDR GLBA96220Retract Mech · out of adjustRDU - GROUND LOCK J-HOOK ON LANDING GEAR HANDLE WOULD NOT CLEAR HANDLE UNTIL 10 SECONDS AFTER TAKEOFF. MAINTENANCE ADJUSTED ROD-END ON RIGHT GEAR SAFETY SWITCH, CLEANED SAFETY SWITCH CANNON PLUGS, OPS CHECKS GOOD. (X)Nov 8, 1996 · N202ZK · Beech 1900DSDR AALA961621Bypass Lever · not closedDFW - FLT 2361- AFTER TAKEOFF DFW, WHEN LANDING GEAR LEVER SELECTED UP, LANDING GEAR DOORS WOULD NOT SEQUENCE AND LANDING GEAR DID NOT RETRACT. AIRCRAFT RETURNED TO DFW AND LANDED WITHOUT INCIDENT. PLACED LANDING GEAR DOOR BYPASS HANDLE IN CLOSED POSITION. Nov 7, 1996 · N562AA · Doug DC983SDR 96ZZZX5822Torque Tube · corrodedDURING ANNUAL INSPECTION AND INSTALLATION OF KIT SK 414-8E FOUND MLG TORQUE TUBE HAD INTERNAL RUST/CORROSION WITH WALL PITTING IN EXCESS OF 10 PERCENT.Nov 7, 1996 · N100HJ · Cessna 340CESSNASDR P2EA96012Retract Modular · failedFLT 107 - DFW - NOSE GEAR DID NOT RETRACT ON TAKEOFF, BOTH RED UNLOCKED AND GREEN DOWN AND LOCKED LIGHTS WERE ON, MAIN GEAR RETRACT NORMAL. LUBED NOSE GEAR PER MM 12-8-21 AND REPLACED NOSE GEAR MODULAR PACKAGE PER MM 32-38-31. PERFORMED NOSE GEAR SWING AND ANov 6, 1996 · N204AU · Boeing 737247SDR GLBA96213Circuit Breaker · trippedSPI - LANDING GEAR FAILED TO RETRACT. MAINTENANCE FOUND 60 AMP CIRCUIT BREAKER POPPED, RESET GEAR CIRCUIT BREAKER AND CYCLED GEAR. OPERATION NORMAL. (M)Nov 6, 1996 · N96UE · Beech 1900CSDR 96ZZZX6085Fork Assy · brokeUPON PILOT CYCLING GEAR UP, RT GEAR STAYED EXTENDED AND DOWN, GREEN LIGHT REMAINED ON. PILOT RETURNED AND LANDED WITH NO INCIDENT. UPON MAINT INSPECTION, RT GEAR DOWNLOCK ROD FORK WAS FOUND BROKEN. ROD FORK BOLT WAS NOT WORN AS IS A USUAL FINDING. MAINT. RNov 6, 1996 · N3535F · Piper PA31350SDR USAASB96222Retract Mech · malfunctionedPVD - FL 2026 - GEAR LEVER WOULD NOT MOVE TO RAISE POSITION. CREW DID NOT TRY OVERRIDE. FLIGHT RETURNED TO PVD AND LANDED WIHT NO FURTHER INCIDENT. MAINTENANCE COULD NOT DUPLICATE THE PROBLEM. SYSTEM OPERATED NORMALLY. BELIEVE PROBLEM TO BE A POPPED CIRCUNov 5, 1996 · N354US · Boeing 737301SDR TWAA9613501Inner Rod · bentABQ - FLT 287 - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, RIGHT MAIN LANDING GEAR DID NOT SHOW DOWN AND LOCKED. CYCLED LANDING GEAR. FOUND SIDE BRACE DOWNLOCK SPRING BUNGEE INNER ROD, MFG PN 69-15364-3, BENT. REPLACED DOWNLOCK BUNGEE ASSEMBLY. LANDINNov 5, 1996 · N54342 · Boeing 727231SDR TWAA9613401Retract Mech · lack of lubeDTW - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, RIGHT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ILLUMINATED. CYCLED LANDING GEAR AND USED MANUAL EXTENSION SYSTEM. LUBRICATED LANDING GEAR AND CYCLED LANDING GEAR. LANDING GEAR OPERATION AND INDICATION SYSNov 2, 1996 · N54342 · Boeing 727231SDR COMA9610322Retract Mech · malfunctionedLT MLG DID NOT EXTEND ON FIRST ATTEMPT. LANDING GEAR CYCLED 4 TIMES BEFORE A DOWNLOCK INDICATION WAS RECEIVED. COULD NOT DUPLICATE DISCREPANCY. LANDING GEAR WAS INSPECTED AND CYCLED 25 TIMES WITH NO DEFECTS NOTED.Nov 2, 1996 · N1117H · Emb EMB120RTSDR 96ZZZX5653Angle · crackedDURING A PHASE INSPECTION, FOUND A CRACK IN THE OUTBOARD END OF THE RT AND LT MAIN GEAR UPLOCK HOOK SUPPORT ANGLE THAT ATTACHES TO THE FORWARD WING SPAR WEB. CRACK ORIGINATES AT THE OUTBOARD HILOCK HOLE AND EXTENDS FOR A TOTAL LENGTH OF 1.25 INCHES. INSTALLENov 1, 1996 · N555WA · Cessna 441SDR 96ZZZX5652Angle · crackedDURING A PHASE INSPECTION, FOUND A CRACK IN THE OUTBOARD END OF THE RT AND LT MAIN GEAR UPLOCK HOOK SUPPORT ANGLE THAT ATTACHES TO THE FORWARD WING SPAR WEB. CRACK ORIGINATES AT THE OUTBOARD HILOCK HOLE AND EXTENDS FOR A TOTAL LENGTH OF 1.25 INCHES. INSTALLENov 1, 1996 · N555WA · Cessna 441SDR CA961112045Ground Lock · not stowed(CAN) ON CLIMB AFTER GEAR RETRACTED THE MAIN DOORS DID NOT CLOSE AND THE NOSE GEAR DID NOT RETRACT WITH THE NOSE DOORS ALSO STAYING OPEN. ALTERNATE EXTENSION CARRIED OUT AND AIRCRAFT LANDED. MAINTENANCE FOUND THE NOSE GROUND LOCK HAD NOT BEEN STOWED.Oct 31, 1996 · Dhav DHC8102
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