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 96ZZZX4239Gear · malfunctionedGEAR WOULD NOT EXTEND. HAND CRANKED 2-3 TURNS, THEN WAS OK. JACKED AIRCRAFT, CYCLED GEAR MANY TIMES, COULD NOT DUPLICATE.SDR CA960708009Sequence Valve · leaking(CAN) CREW NOTICED HYDRAULIC FLUID LEAKING FROM NOSE WHEEL WELL. NOSE LANDING GEAR SEQUENCE VALVE FOUND LEAKING FROM A CRACK IN THE BODY.SDR AWXA960298Circuit Breaker · trippedPHX/LAX - FLT 2039 - AIR TURNBACK. AFTER TAKEOFF, LANDING GEAR WOULD NOT RETRACT. USED OVERRIDE TO RETRACT GEARS. (LEVER LATCH CIRCUIT BREAKER WAS FOUND POPPED OUT ON ARRIVAL PHX.) JACKED AIRCRAFT AND CYCLED GEAR 4 TIMES, NO FAULTS NOTED. (X)SDR 96ZZZX4071Bolt · brokenDURING SCHEDULED INSPECTION, THE NOSE LANDING GEAR LOWER ATTACH BOLT FOR DRAG LINK FOUND BROKEN. INSPECTED OTHER 10 ACFT IN FLEET, NO OTHERS BROKEN OR DAMAGED. SUBMITTER STATED IF UNDETECTED, NLG WILL COLLAPSE.SDR 96ZZZX3890Cylinder · crackedHYDRAULIC LEAK. CRACK INSIDE OF HYDRAULIC CYLINDER. REPLACED PART WITH NEW. INSPECTED, FOUND CORROSION, POSSIBLY CAUSED BY GEAR INDICATOR LIGHT WIRES AND HYDRAULIC LINE BEING CLAMPED TO CYLINDER. A RUBBER/PLASTIC PAD HAD BEEN GLUED TO CYLINDER TO PREVENT CSDR USAAF96070Retract Mech · lack of lubePIT - FL 400 - AFTER TAKEOFF, THE NOSE GEAR DID NOT RETRACT. CREW RECYCLED THE GEAR AND THE GEAR RETRACTED NORMALLY. FLIGHT CONTINUED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE JACKED THE AIRCRAFT AND SWUNG THE GEAR SEVERAL TIMES. NO PROBLEMS SDR GLBA96128Motor · failedBRL - GEAR WOULD NOT RETRACT AFTER TAKEOFF. MX REMOVED AND REPLACED LANDING GEAR MOTOR. (M)SDR CA960715001Motor · failed(CAN) THE GEAR DOWN LIGHTS WERE NOT ILLUMINATED. BOTH GEAR MOTOR AND INDICATOR BREAKERS WERE RESET AND THE GEAR CYCLED AGAIN. NO RESULTS. THE EMERGENCY GEAR DOWN PROCEDURES FOLLOWED AND THE AIRCRAFT LANDED SAFELY. INSPECTION FOUND THE HYDRAULIC GEAR MOTOR HAD SDR 96ZZZX4003Mount Assy · failedNOSE GEAR COLLAPSE UNDER FULL POWER APPLICATON DURING A TOUCH-AND-GO LANDNG. MOUNT ASSY APPEARS TO HAVE FAILED AT BOLT HOLE, INBD SIDE, WHERE IT CONNECTS TO RETRACT LINK PN 9571200. SUSPECT REPEATED RETRACTION CYCLES CAUSED CRACK TO PROPAGATE FROM BOLT HOLE SDR USAAF96073Dnlock Actuator · failedFLT 227 - DAY-CLT - LEFT MAIN GEAR DOWN AND LOCKED INDICATOR DID NOT ILLUMINATE ON GEAR EXTENSION. CYCLED GEAR 5 TIMES, THEN DOWN AND LOCKED LIGHT ILLUMINATED. REPLACED LEFT MAIN GEAR DOWNLOCK ACTUATOR. (M)SDR DLL10961548Control Module · bindingRIGHT GEAR WILL NOT RETRACT AFTER T/O. JACKED A/C, RIGHT GEAR WOULD NOT RAISE. REPLACED RIGHT MAIN LANDING GEAR PHASE CONTROL MODULE PER M/M. CYCLED GEAR SEVERAL TIMES, NOW OP AND LEAK CHECKS NORMAL.SDR AU960995Torque Tube · worn(AUS) MAIN LANDING GEAR RETRACTION MECHANISM TORQUE TUBE HAD A GROOVE WORN AROUND ONE END - SUSPECT CAUSED BY DISPLACED/INCORRECTLYFITTED ADEL CLIPSDR USAAF96067Uplock Stop · failedPHL - FLT 701 - AFTER TAKEOFF, CREW HAD RIGHT LANDING GEAR SELECTOR LIGHT ON THE MFDU. FLIGHT RETURNED TO PHL AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED THE RIGHT MAIN LANDING GEAR UPLOCK STOP. (M)SDR CA960708002Torque Tube · fractured(CAN) ON GEAR UP SELECTION AFTER TAKEOFF, A LOUD BANG WAS HEARD. THE AIRCRAFT CONTINUED AND AFTER GEAR DOWN SELECTION, THE R/H MAIN GEAR FAILED TO INDICATE LOCKED. AIRCRAFT LANDED WITHOUT INCIDENT. IT APPEARED THAT TORQUE TUBE MAY HAVE BEEN CRACKED PREVIOUSLY SDR AU961120Spring · fouled(AUS) BOTH WING LANDING GEAR UPLOCK OVERCENTRE SPRINGS FOULING ON J7 AND J8 JUNCTION BOXESSDR HNAA9697944Gear Pin · not stowedFLT NR 3243 - TPA-FLL - AFTER TAKEOFF, THE NOSE GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO TPA AND LANDED WITHOUT INCIDENT. FOUND NOSE GEAR PIN NOT STOWED, RESTOWED PIN. AT RON, INSPECTED NOSE GEAR GROUND LOCK, LUBRICATED AND CHECKED FOR PROPER OPERATSDR GLBA96126Retract Mech · malfunctionedALO - GEAR WOULD NOT RETRACT. MX CYCLED GEAR SEVERAL TIMES AND TEST FLIGHT COULD NOT DUPLICATE PROBLEM. (M)SDR DLL15961538Control Vlv · failedLOSS C-SYS HYD QTY IMMEDIATELY AFTER LANDING GEAR LOWERED. REPLACED LANDING GEAR PHASE CONTROL VALVE, OPERATED LANDING GEAR AND OPS CKS GOOD.SDR COMA9610194Relay Box · malfunctionLANDING GEAR WILL NOT RETRACT. REPLACED THE LANDING GEAR RELAY BOX. PART TOTAL CYCLES, 32.SDR 96ZZZX4395Actuator · pins brokenUPON SELECTING GEAR DOWN FOR LANDING, THE PILOT COULD NOT GET A NOSE DOWN AND LOCK INDICATION. AIRCRAFT WAS LANDED AND NOSE WHEEL COLLAPSED. INVESTIGATION REVEALED THE NOSE GEAR ACTUATOR DOWNLOCK PINS WERE BROKEN WHICH ALLOWED ONE OR BOTH PINS TO VIBRATE INBSDR USAASB96115Retract Mech · malfunctionedORF - FLT 1177 - AFTER TAKEOFF, CREW WAS UNABLE TO RAISE LANDING GEAR. LANDING GEAR INDICATIONS WERE BLANK. CREW ACCOMPLISHED CHECK LIST AND FOUND LIGHTS AND LEVER LATCH CIRCUIT BREAKERS TRIPPED. RESET SAME AND GOT NORMAL INDICATIONS. CAPTAIN DECIDED TO RESDR COMA9610193Valve · malfunctionWHEN LANDING GEAR SELECTED DOWN, BOTH LT A AND B SYSTEM INTRANSIT LIGHTS REMAINED ON. WHEN LANDING GEAR CYCLED, THE RT A AND B INTRANSIT LIGHTS REMAINED ON. REPLACED THE LANDING GEAR SOLENOID VALVE. PART TOTAL CYCLES, 7,283.SDR 96ZZZX3438Downlock · disengagedDURING GROUND HANDLING AS PLANE WAS BEING PUSHED INTO HANGAR WHEN MAIN GEAR HIT THE HUMP AT HANGAR ENTRANCE, LANDING GEAR DISENGAGED AND AIRCRAFT SLOWLY SETTLED TO GROUND. SUSPECT DOWNLOCK NOT PROPERLY ENGAGED.SDR AU960965Hose · incorrect repair(AUS) RH MAIN LANDING GEAR FLOAT RETRACTION ACTUATOR LEAKING FROM `UP' PRESSURE HOSE - LOSS OF HYDRAULIC FLUID - INVESTIGATION FOUNDTHAT HOSE BRAIDING HAD BEEN DAMAGED SOME TIME PREVIOUSLY AND DAMAGE HAD BEEN REPAIRED WITH AN UNKNOWN BLACK SUBSTANCE AND WRAPPESDR 9613839905Retract Mech · malfunctionedLANDING GEAR HANDLE WOULD NOT RAISE AFTER TAKEOFF. AIRCRAFT FAILED TO SHIFT FROM GROUND MODE TO FLIGHT MODE. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED GROUND SHIFT MECHANISM AND ACTUATED LINKAGE SEVERAL TIMES. DISCREPANCY COSDR HNAA9690542Lock Actuator · failedFLT 3254 - DCA-ORF - ON APPROACH INTO DCA, THE LEFT MAIN GEAR WOULD NOT EXTEND UNTIL THE NOSE AND RIGHT MAIN WERE FULLY EXTENDED. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE LOCK ACTUATOR AND LOWER DRAG STRUT. (M)SDR GLBA96134Retract Mech · malfunctionedRDU - GEAR WOULD NOT COME UP AFTER TAKEOFF. MX PERFORMED SEVERAL GEAR SWINGS AND COULD NOT DUPLICATE. RETURNED AIRCRAFT TO SERVICE. (M)SDR 96ZZZM1179Lwr Drag Strut · failedFLT 3254 - DCA-ORF - ON APPROACH INTO DCA, THE LEFT MAIN GEAR WOULD NOT EXTEND UNTIL THE NOSE AND RIGHT MAIN WERE FULLY EXTENDED. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE LOCK ACTUATOR AND LOWER DRAG STRUT. REFERENCE HNAA9690542SDR SRAA69608Jackscrew · failedAFTER TAKING OFF FROM ILL FOR ANC ON FLIGHT 956, FOUND RIGHT MAIN LANDING GEAR WOULD NOT RETRACT, CONTINUED FLIGHT WITH GEARS DOWN AND LANDED IN ANC WITHOUT INCIDENT. FOUND RIGHT MAIN LANDING GEAR JACKSCREW FAILED. REMOVED AND REPLACED JACKSCREW AT RIGHT AFTSDR QXEA9600216Spring · weakFAILED TO GET A LEFT MAIN GEAR DOWN AND LOCKED INDICATION ON APPROCH. GEAR WAS RECYCLED AND STILL NO INDICATION. AFTER INITIATION OF A GO-ROUND THE LIGHT ILLUMINATED. AIRCRAFT LANDED WITHOUT FURTHER PROBLEMS. LEFT MAIN GEAR INSPECTED AND AIRCRAFT FERRIED TSDR GLBA96130Motor · failedGFK - GEAR WILL NOT RETRACT. MX REMOVED AND REPLACED LANDING GEAR POWER PACK MOTOR. (M)SDR AU960859Downlock Hook · malfunction(AUS) LH MAIN LANDING GEAR DOWNLOCK HOOK STIFF - HOOK DID NOT FULLY ENGAGESDR AU960849Rod End · failed(AUS) NOSE LANDING GEAR RETRACTION ACTUATOR FORWARD RODEND FAILEDSDR CA960723551Pseu · failed(CAN) UNABLE TO RETRACT LANDING GEAR AFTER TAKEOFF. PROXIMITY SWITCH ELECTRONIC UNIT (PSEU) AND LANDING GEAR SELECTOR HANDLE (P/N 717901-5) REPLACED.SDR AU960847Pipe · cracked(AUS) LANDING GEAR HYDRAULIC 'UP' PIPE FLARE CRACKED AND LEAKING AT CONNECTION TO POWER PACK - INVESTIGATION FOUND POOR QUALITY FLARE- PIPE HAD BEEN REFLARED ON 20 OCTOBER 1992 - PERSONNEL/MAINTENANCE ERRORSDR AALA960939Restrictor · defectiveBOS - FLT 1292 - DURING APPROACH TO BOS WHEN LANDING GEAR EXTENDED, LT MLG WOULD NOT EXTEND AND GEAR DOOR AMBER AND GEAR RED LIGHT WERE ILLUMINATED. CONDITION CONTINUED FOR APPROXIMATELY 3 MINUTES AFTER WHICH LT MLG EXTENDED WITH NORMAL GEAR LOCK INDICATIONS.SDR 96ZZZX3396Bearing · failedBEARING (AFT) FAILED. PART NUMBER AS ORDERED FROM BEECH WOULD BE 9000-11. BEARING SUPPLIED BY BEECH IS IDENTIFIED AS (PEER CHINA 600ZD). SUBMITTER SUSPECTS QUALITY CONTROL MAY BE LACKING.SDR 96ZZZX3676Rod End · brokenAT ANNUAL INSPECTION, THIS PART WAS FOUND BROKEN. SUBMITTER STATED SL SE79-37 OBVIOUSLY WAS NEVER COMPLIED WITH. SUGGEST THAT THIS SERVICE LETTER BE MADE MANDATORY.SDR ASAA9680138Mechanism · out of adjustSEAT - PRIOR TO ARRIVAL OF FLIGHT 511 - CREW REPORTED, THE LANDING GEAR HANDLE COULD NOT BE MOVED TO THE UP POSITION ON THE FIRST ATTEMPT AFTER TAKEOFF FROM SAN. ON THE THIRD ATTEMPT, THE GEAR HANDLE WAS MOVED TO THE UP YPOSITION AND THE LANDING GEAR RETRACTESDR USAASB96110Air Sensing Card · failedDCA - FLT 1764 - AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. THE LANDING GEAR HANDLE WOULD NOT MOVE PAST THE OFF POSITION. FLIGHT RETURNED TO FIELD AT DCA. NO EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE RESET TSDR GLBA96118Connector · loose pinORD - GEAR HANDLE LOCK WOULD NOT RELEASE AFTER TAKEOFF FROM ORD. COULD NOT RAISE GEAR. FOUND CANNON PLUG ON LANDING GEAR RELAY BOX HAD A LOOSE PIN. SECURED PIN AND RETURNED TO SERVICE. (X)SDR CALA9600825Pitch Damper · leakingTHE NR 3 HYDRAULIC SYSTEM QUANTITY DROPPED UPON GEAR EXTENSION FOR LANDING AT HKG. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 3 HYDRAULIC SYSTEM FOUR GALLONS LOW. THE RT MLG PITCH DAMPER WAS FOUND LEAKING. THE RT MLG PITCH DAMPER WAS RESDR GLBA96120Retract Mech · malfunctionedSPI - LANDING GEAR WOULD NOT RETRACT UNTIL TILLER WAS DEPRESSED AND RELEASED. MAINTENANCE COMPLETED SEVERAL GEAR SWINGS AND COULD NOT DUPLICATE. (M)SDR 96ZZZM1178Relay · failedYKM-BFI - THE MAIN LANDING GEAR CIRCUIT BREAKER POPPED. PILOT DIVERTED TO PAE MAINTENANCE BASE AND CRANKED GEAR DOWN. MAINTENANCE CREW FOUND THE LANDING GEAR RELAY BURNED UP. REPLACED RELAY AND GEAR RETRACTION PERFORMED. AIRCRAFT RETURNED TO SERVICE.SDR WTAA960128Reset Valve · poppedSFO - LANDING GEAR WOULD NOT RETRACT ON INITIAL ATTEMPT. MAINTENACNE FOUND LANDING GEAR EMERGENCY EXTENSION RESET PIN POPPED. RESET PIN. LANDING GEAR RETRACTION CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)SDR 97ZZZX1169Switch · failedLANDING GEAR WOULD NOT EXTEND WHEN SELECTOR SWITCH WAS PLACED IN THE DOWN POSITION. AIRCRAFT PLACED ON JACKS TO TROUBLESHOOT GEAR SYSTEM. RIGHT MAIN GEAR UPLOCK MICROSWITCH FOUND DEFECTIVE. REPLACED S1377-1 MICROSWITCH, AND RIGGED. OPERATIONAL CHECK, GOOD.SDR 96ZZZX3687Relay · failedGEAR WOULD NOT EXTEND. CRANKED GEAR DOWN AND LANDED, NO PROBLEM. FOUND DEFECTIVE LANDING GEAR BRAKE RELAY. REMOVED AND REPLACED RELAY. OPS CHECKED GOOD.SDR USAASB96105Uplock Actuator · malfunctionedPIT - FL 1595 - AFTER TAKEOFF, RIGHT MAIN GEAR SHOWED RED WHEN GEAR WAS RETRACTED WITH HANDLE IN UP POSITION. CREW SELECTED OFF POSITION AND RIGHT MAIN GEAR CAME DOWN. CREW THEN POSITIONED GEAR HANDLE TO UP POSITION AND GEAR RETRACTED BUT RED GEAR LIGHT REMASDR USAAF96059Seq Valve · malfunctionedCLT - FLT 799 - ON GEAR EXTENSION, CREW RECEIVED RED GEAR DOOR LIGHT. CREW RECYCLED THE GEAR TWICE WITH SAME INDICATION. GEAR WAS MANUALLY EXTENDED AND TOWER FLYBY CONDUCTED. FLIGHT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE DOOR UP STOP LOOSE SDR USAAF96058Downlock Act · failedCLT - FLT 1147 - AFTER LANDING GEAR EXTENSION, CREW HAD ONE RED LIGHT AND NO GREEN LIGHT ON THE RIGHT MAIN LANDING GEAR. CREW RECYCLED THE GEAR AND NOTED SAME INDICATIONS. TOWER FLYBY WAS CONDUCTED. GEAR WAS MANUALLY EXTENDED. FLIGHT LANDED WITH NO FURTHER
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