JASC 3230
Service difficulty reports · 11,179
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 RAIA00401042Landing Gear · collapsedSTL- ON APPROACH TO LANDING NOSE LANDING GEAR WOULD NOT FULLY EXTEND AND INDICATED UNSAFE. NOSE LANDING GEAR COLLAPSED ON LANDING. MAINTENANCE REMOVED AND REPLACED NLG, NR 2 ENGINE AND PROPELLER, REPAIRED DAMAGE TO FUSELAGE NOSE SECTION AND LANDING GEAR DOORSDR DLM90040108O-Ring · damagedAFTER TAKEOFF NOSE GEAR FAILED TO RETRACT. DURING POM PROCEDURE GEAR HANDLE WOULD NOT RAISE. CONTINOUS T/O AURAL WARNINGS OF FLAPS, STABILIZER, SLATS IN AIR. NO PRESSURIZATION AUTO FAIL INOP 1 AND 2. AUTO SPOILERS INOP OAP MESSAGE. ALSO HAD LEFT AND RIGHTSDR CA040127011Gear · inoperative(CAN) WHEN GEAR WAS LOWERED, NOSE DID NOT LOCK. CREW WAS ABLE TO EXTEND AND LOCK USING THE ALTERNATE METHOD, CONTINUING THE LANDING WITHOUT FURTHER INCIDENT. ACFT REMOVED FROM SERVICE FOR INVESTIGATION.SDR 04FDEA00231Damper · malfunctionedAFTER T/O LANDING GEAR WOULD NOT RETRACT- TRIED BOTH SYSTEMS, FOLLOWED ECAM (270 SPEED WAS NOT EXCEEDED), FOLLOWED QRM, RETURNED. REMOVED LT GEAR PITCH DAMPER PER MM 32-11-15-4-01. INSTALLED NEW DAMPER THROUGH STEP 4 (B) (4).SDR DL764040089Pseu · malfunctionedAFTER TAKEOFF GOT EICAS MSGS TAILSKID AND TCAS DURING CLIMB. TAILSKID MSG WENT OUT AND GOT GEAR DISAGREE EICAS MSG ACCOMPANIED BY GEAR SYNOPTIC NOSE UP AND MAIN GEAR INTRANSIT. RETURNED TO LAX. CHECKED OUT WIRING AND GEAR HANDLE SWITCHES THROUGH TO PSEU PROSDR DXTA200400231Bypass Valve · faultyLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, HYDRAULIC PRESSURE LIGHT DID NOT ILLUMINATE. GEAR INDICATION WAS 3 GREEN AND NO RED. REMOVED AND REPLACED SUSPECTED FAULTY LANDING GEAR CENTER BYPASS VALVE AND PRESSURE RELIEF VALVE. PERFORMED LANDING GEAR RETRASDR AALA20040131Schrader Valve · inoperativeORD T/636 EN ROUTE ORD-BOS UNABLE TO RAISE NOSE GEAR ON TAKEOFF. RETURNED ORD AND LANDED WITHOUT INCIDENT. FOUND NOSE STRUT FLAT AND PERFORMED FULL SERVICE PER MM 32-21-02. REPLACED SCHRADER VALVE AND RING ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATIONSDR F03052Selector Valve · defectiveCREW REPORTED LANDING GEAR DISAGREE MESSAGE. EXTENDED GEAR UTILIZING ALTERNATE PROCEDURES. MECHANIC REMOVED AND REPLACED DEFECTIVE NLG SELECTOR VALVE. LK AND OPS CHECKED GOOD. CONTROL NR 111452 AND 111465, AFML LOG PG 46147, ITEM 4.SDR MALA040126Selector Valve · malfunctionedAFTER TAKEOFF, LT MAIN GEAR WOULD NOT RETRACT, CONFIRMED BY BUFFETING AND RUDDER. RECYCLED THE GEAR AT WHICH POINT THE LT MAIN CAME UP BUT THE RT MAIN DID NOT INDICATE UP AND THE RT MAIN DID NOT INDICATED UP UNTIL HALFWAY TO MSP, HYDRAULIC GAUGES READ NORMAL.SDR ABXA040039Link · looseUPLATCH CHECK FAILED ON INITIAL CHECK. GEAR WAS CYCLED THROUGH ONCE THEN UPLATCH CHECK WAS ACCOMPLISHED. UPLATCH CHECK WAS SATISFACTORY. FOUND LEFT MAIN LANDING GEAR LOWER SIDE BRACE LOWER LINK AND LOWER SIDE BRACE UPPER LINK WITH EXCESSIVE PLAY. REPLACE USDR CA040129008Bracket · bent(CAN) ON TAKE OFF WHEN GEARS SELECTED UP PILOT FOUND GEARS INTERMITTED INDICATION. NOSE GEAR WON'T STAY UP LOCKED. TROUBLESHOT SNAG FOUND TUBE ASSEMBLY, NOSE LANDING GEAR IDLER LINK PN: 41770-00, UNSERVICEABLE. UPLOCK HOOK HOLDING BRACKET IS BENT AND WORN, AS SDR RJ19002Uplock · out of rigNOSE GEAR EXTENDED DURING DESCENT ON ITS OWN. EXTENDED GEAR, VERIFIED GEAR DOWN AND LOCKED, CONTINUED DESCENT TO ORIGINAL DESTINATION, LANDED WITHOUT EVENT. FOUND NLG UPLOCK MECHANISM OUT OF RIG. RE-RIG, LUBRICATE AND OP TEST SATISFACTORY.SDR PCAA0401158Relay · faultyFLIGHT 3962 TO SYRACUSE REPORTED A RYTHMIC THUMPING SOUND EVERY 3-5 SECONDS IN FLIGHT AT VARIOUS PROP RPM SETTINGS. NO THUMPING REPORTED WHEN GEAR AND FLAPS EXTENDED. AIRCRAFT WAS INSPECTED AND FROM SYRACUSE A FERRY PERMIT WAS ISSUED FOR AIRCRAFT TO LOCATE TSDR AUS20040033Motor · faulty(AUS) LANDING GEAR HYDRAULIC PUMP ELECTRIC MOTOR FAULTY. INVESTIGATIONFOUND BROKEN WIRE IN THE MOTOR WINDINGS.SDR ACS2004F00000Actuator · inoperativePILOT SELECTED GEAR DOWN AND DID NOT GET AN INDICATION OF THE RT GEAR DOWN AND LOCKED. AFTER CYCLING THE GEAR SEVERAL TIMES WITHOUT SUCCESS OF A DOWN AND LOCKED LIGHT, PILOT THEN PERFORMED EMERGENCY LANDING GEAR EXTENSION WITH THE BLOW DOWN BOTTLE. GEAR ON RSDR XVQ2004F00000Chain · misroutedLANDING GEAR WOULD NOT EXTEND WHEN LANDING HANDLE SELECTED FOR DOWN. PILOT SUCCESSFULLY EXTENDED GEAR RECEIVING THREE DOWN AND LOCKED INDICATION. UNEVENTFUL LANDING PERFORMED. INSPECTION OF SYSTEM REVEALED THAT THE NLG RETRACT CHAIN WAS IMPROPERLY ROUTED OVSDR DXTA200400222Proximity Switch · out of adjustON GEAR RETRACTION THE THREE GREEN LIGHTS WENT OUT, UNLOCK LIGHT STAYED ON AT 195 KNOTS, VIBRATION IN YOKE AND AN INCREASE IN NOISE. CYCLED GEAR WITH SAME RESULT. RIGGED NLG UPLOCK SWITCH AND ADJUSTED ROUTING OF NLG STEERING HOSES. PERFORMED LANDING GEAR OPSDR SWIA200413123Trunnion · damagedHARD LANDING AFTER ILS APPROACH. AIRCRAFT BOUNCED AND, PRIOR TO SUBSEQUENT LANDING, THE LT WING TIP MADE CONTACT WITH RUNWAY.HARD OVERWEIGHT LANDING INSPECTION COMPLIED WITH IAW ST 12-407 ST 12-407. (AIRCRAFT CURRENTLY UNDERGOING LANDING GEAR REPLACEMENT) USDR SIMA200401803Ecu · inoperativeCREW REPORTED THE LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF. MAINTENANCE FOUND FIVE FAULTS LOADED IN THE CENTRAL MAINTENANCE COMPUTER. THE LANDING GEAR ELECTRONIC UNIT IAW EMB MM. OPERATIONAL CHECK WAS SATISFACTORY AND AIRCRAFT WAS RETURNED TO SERVICE. SDR MALA050136Control Valve · failedGEAR UNSAFE INDICATION DURING NORMAL APPROACH TO LANDING FOLLOWED GEAR DOWN UNSAFE CONDITION QRH. EMERGENCY GEAR EXTENSION GEAR SAFE ON LANDING NO NOSE GEAR STEERING. MAINTENANCE REMOVED AND REPLACED LANDING GEAR CONTROL VALVE IAW SF340 AMM CHAP 32-31-15-4. SDR AUS20040134Torque Tube · broken(AUS) LT MAIN LANDING GEAR TORQUE TUBE BROKEN.SDR 015041Connector · contaminatedNOSE GEAR DOWN AND LOCK INDICATOR FAILED TO ILLUMINATE WITH GEAR SELECTED DOWN (GEAR WAS DOWN). INSPECTED ALL 3 LANDING GEARS, INSPECTED CONNECTOR GOING FROM DOWNLOCK SWITCHES TO AIRCRAFT. CHECKED FOR HYDRAULIC LEAKS, AND FLUID LEVEL FOR POWER PACK. VISUALLSDR CA040113005Safety Valve · inoperative(CAN) ON APPROACH, GEAR DID NOT EXTEND NORMALLY ON FIRST ATTEMPT, SECOND ATTEMPT HAD SAME RESULT. CREW ELECTED TO CARRY OUT GO AROUND. LANDING GEAR CONTROL LEVER REPLACED AND TESTED IAW MM 32-31-11-400, MLG ISOLATION SAFETY VALVE (85GA) REPLACED IAW MM 32-31-1SDR AUS20040016Spring · missing(AUS) LT MAIN LANDING GEAR AFT UPLOCK SPRING MISSING.SDR 0408Bellcrank · brokenHAD NO NOSE GEAR DOWN AND LOCK LIGHT, PUT AIRCRAFT INTO NEG G'S NOSE GEAR CAME DOWN AND LOCKED OVER CENTER, LANDED OK. REMOVED AND REPLACED NOSE GEAR ACTUATING BELL CRANK. OPS CHECK GOOD.SDR CA040112005Arm · broken(CAN) AFTER TAKE-OFF, CREW SELECTED LANDING GEAR UP. RT MAIN LANDING GEAR STILL INDICATED DOWN AND LOCKED AFTER RETRACTION. CREWS SELECTED GEAR DOWN AND ALL GEAR INDICATED DOWN AND LOCKED. AIRCRAFT RETURNED TO BASE WITH NO FURTHER FAULTS NOTED BY CREW. VISUAL SDR CA040115001Solenoid Valve · failed(CAN) DURING TAKEOFF AND THE GEAR UP SELECTION THE AIRCRAFT EXPERIENCED A COMPLETE LOSS OF ALL FLUID FROM THE NR2 HYDRAULIC SYSTEM. ALTERNATE LANDING GEAR EXTENSION PREFORMED AND AIRCRAFT RETURNED SAFELY TO BASE. FINDINGS, LT MLG SOLENOID SEQUENCE VALVE FAILSDR 2004FA0000097Selector Valve · wornLANDING GEAR WOULD NOT EXTEND. FINALLY FORCE LANDING GEAR HANDLE DOWN GEAR EXTENDED AND LOCKED BUT STILL HAD TRANSITION LIGHT. PART FAILED PRIMARILY DUE TO AGE AND USE (WEAR).SDR AUS20040008Bearing Race · cracked(AUS) LANDING GEAR INTERCONNECT ROD SPHERICAL BEARING INNER RACE CRACKED. FOUND DURING INSPECTION IAW AD/S-76/66 PT4.SDR COMA0470006Selector Valve · malfunctionedFLIGHT 5520 NR 3 HYDRAULIC SYSTEM LOW PRESSURE AND GEAR DISAGREE WARNING. REPLACED THE L/G SELECTOR VALVE.SDR NACA20040004Pin · shearedNOSE LANDING GEAR DID NOT COME UP PROPERLY AFTER DEPARTURE. FOUND UNLATCH ROLLER PIN SHEARED, INSPECTED UPLATCH AND FOUND NO OTHER DEFECTS. REPLACED ROLLER PIN. TESTED RETRACT 5 CONSECUTIVE TIMES WITH NO PROBLEMS. CHECKED GOOD.SDR C2XA04IA003Uplock · malfunctionedFLIGHT 2072 - PILOT REPORTED THAT THE MAIN LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED AND LANDED AT IAH WHERE MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN LANDING GEAR UPLOCK BOX. THE LANDING GEAR EXTENSION AND RETRACTION SYSTEM WAS OPERATIONALLY SDR 2004F00382Sensor · malfunctionedUNABLE TO RAISE THE GEAR AFTER TAKEOFF. AIRCRAFT RETURNED TO MIAMI WITHOUT INCIDENT. REMOVED AND REPLACED THE NLG SAFETY SENSOR PER MM 32-09 AND THE LANDING GEAR ACCESSORY UNIT FOR PRECAUTIONARY. PERFORMED OPS CHECK OF LANDING GEAR PER PER MM 32-32. AIRCRAFSDR MASA200400011Priority Valve · leakingASH 2750 PHL-CVG. REPORTED NOSE GEAR UNSAFE AFTER T/O WITH NWS INOP MSG. MX REPLACED MLG PRIORITY VALVE. CHECKS BAD ON CHECK FLIGHT. MX IS TROUBLESHOOTING. MX REPLACED THE NOSE LANDING GEAR. OP CHECKS GOOD.SDR MASA200400010Priority Valve · leakingASH 2683 AVP-PHL, CREW REPORTED NOSE GEAR UNSAFE AFTER T/O. CREW TOOK A/C TO PHL. MX REPLACED THE NLG PRIORITY VALVE. OP CHECKS GOOD ON CHECK FLIGHT.SDR MASA200400006Priority Valve · leakingASH NR 2705) DURING THE RETRACTION OF THE GEAR HANDLE, THE NOSE GEAR UNSAFE LIGHT CAME ON. A/C RETURNED TO FIELD. MECHANIC REPLACED THE NLG PRIORITY VALVE. OP CHECKS GOOD.SDR RAIA00401001Connector · dirty5621-STL- LANDING GEAR AIR GROUND FAIL MESSAGE. MAINTENANCE CLEANED ELECTRICAL CONNECTOR ON LANDING GEAR ELECTRONIC UNIT.SDR MALA040108Selector Valve · malfunctionedDURING FLIGHT 3600, LANDING GEAR WOULDN'T EXTEND UPON LANDING AND SHORTLY AFTER THE GREEN HI TEMP LIGHT ILLUMINATED AFTER COMPLETING THE QRH. EMERGENCY GEAR EXTENSION AND LANDED. FROM LOG SHEET 1259127 FOUND LANDING GEAR SELECTOR VALVE LEAKING AND FWD TO GEASDR DXTA200400211Control Module · failedAFTER TAKE-OFF GEAR COULD NOT RETRACT GEAR WHEN GEAR LEVER WAS PUT IN THE (UP) POSITION, ACCOMPLISHED AIR TURN BACK. TROUBLESHOT AND FOUND LANDING GEAR CONTROL FAULTY, REMOVED AND REPLACED LANDING GEAR CONTROL ASSEMBLY IAW 650 MM CHAPTER 32-30-01. SYSTEM OPS SDR AUS20031301Rod · fractured(AUS) RT MAIN LANDING GEAR AFT PUSH/PULL ROD ASSEMBLY FRACTURED.SDR COMA0460003Priority Valve · malfunctionedFLIGHT 5230 NLG FAILED TO EXTEND, USED EMERGENCY RELEASE SYSTEM. COULD NOT DUPLICATE. REPLACED NLG PRIORITY VALVE FOR TROUBLESHOOTING.SDR C2XA03CL209Switch · dirtyIAH FLIGHT 2831 THE CREW REPORTED THE LANDING GEAR WOULD NOT RETRACT. MAINTENANCE INSPECTED AND CLEANED THE GEAR EXTENSION OVERRIDE SWITCH. PERFORMED OPERATIONAL CHECKS. NO DEFECTS WERE FOUND.SDR C2XA03CL208Landing Gear · malfunctionedBNA FLIGHT 2885, THE CREW REPORTED THE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM BNA. THE AIRCRAFT RETURNED TO BNA AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND PERFORMED OPERATIONAL CHECKS OF THE LANDING GEAR. NO DEFECTS WERE FOUNDSDR MALA030568Control Unit · failedDURING FLIGHT 3114, ON GEAR RETRACTION HYDRAULIC PUMP DID NOT RUN AND INTRANSIT LIGHT DID NOT COME ON. AIR RETURN TO MSP. MAINTENANCE REPLACED LANDING GEAR CONTROL UNIT P/N D494-12-001, S/N OFF 620/10-96, S/N ON 619/10-96, IAW AMM 32-31-05-2, OPS CHECKS GOODSDR 2004F00256Trunnion · crackedNOSE GEAR COLLAPSED DURING LANDING ROLLOUT. DETERMINED TO BE CAUSED BY FAILURE OF THE UPPER TRUNNION ASSY NR 1243009-7. THE DRAG BRACE FAILED AT THE COLLAR AROUND THE STRUT TUBE. INDICATIONS OF INTERGRANULAR CORROSION ARE APPARENT AND PROBABLY CAUSED BY AN USDR CA040105006Cable · broken(CAN) AN OPERATOR REPORTED FINDING A BROKEN NLG ALTERNATE RELEASE CABLE AT THE TEE HANDLE DURING OVERNIGHT SERVICING. CABLE REPLACED AND A/C RETURNED TO SERVICE. SB 8-32-146 HAS NOT BEEN COMPLETED ON THIS A/C, WHICH ADDRESSES THIS ISSUE. RELATED ISAR 96-07. ASDR VNAA0312009Pilot Valve · failedTHE CREW REPORTED RECEIVING A EMERGENCY PARKING BRAKE ACCUMULATOR CAS MESSAGE. MAINTENANCE INSPECTED AND FOUND THE PILOT VALVE STUCK. MAINTENANCE THEN CLEANED AND LUBED THE PILOT VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHESDR SWIA200312703Selector Valve · malfunctionedUPON GEAR RETRACTION, RECEIVED GEAR DISAGREE AND NOSE DOOR OPEN WARNING MESSAGES. FOLLOWED QRH. GEAR EXTENDED NORMALLY. RETURNED TO AIRPORT. REMOVED AND REPLACED NLG SELECTOR VALVE IAW 32-33-10. OPS CHECK GOOD IAW 32-33-10.SDR 03FDEA02202Accessory Unit · failedAFTER TAKEOFF, LANDING GEAR LEVER WOULD NOT RAISE PAST THE OFF POSTION. RT GEAR DOOR LIGHT WAS ILLUMINATED. PERFORMED LANDING GEAR LEVER LATCH FAILED TO RELEASE CHECKLIST. AURAL WARNING HORN SOUNDED WHEN CHECKLIST CALLED FOR RAISING FLAPS TO 2 DEG. RECONFISDR C2XA03TY209Control Unit · malfunctionedPILOT REPORTED THE LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF. THE AIRCRAFT RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR ELECTRONIC UNIT IAW EMB MM 32-32-01. THE OPERATIONAL CHECKS WERE SATISFACTORY, AI
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