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 95ZZZM306Trans Cylinder · malfunctionedONT - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, NOSE LANDING GEAR DID NOT EXTEND. CYCLED LANDING GEAR AND NOSE GEAR EXTENDED. FOUND NOSE LANDING GEAR TRANSFER CYLINDER, MFG P/N 69-14106-5, WITH INTERNAL MALFUNCTIONS. REPLACED TRANSFER CYLINDER AND NOSESDR DLL10953008Pin · crackedDURING PRE-FLIGHT INSPECTION, FOUND LEFT MLG ACTUATOR LOWER LINK ATTACH FITTING PIN ASSEMBLY CRACKED. REPLACED SAME OPERATION NORMAL.SDR ORJA9556Control Cable · frayedRNO - ON TAKEOFF FROM SEA, LANDING GEAR WOULD NOT RETRACT, COMPLIED WITH ABNORMAL PROCEDURE. PUSHED GEAR HANDLE RELEASE AND GEAR RETRACTED NORMALLY WITH NO ELEC GROUND SHIFT PROBLEMS. FOUND ANTI-RETRACTION CABLE FRAYED. REMOVED AND REPLACED CABLE. OPS CHECSDR 95ZZZX3620Uplock Cable · brokenFOUND LANDING GEAR UPLOCK CABLE BROKEN. SUBMITTER STATED TENSION MUST BE CHECKED EACH ANNUAL WITH LANDING GEAR IN UP AND LOCKED POSITION.SDR 9510256622Sequence Valve · leakingDURING CLIMB AND GEAR RETRACTION, THE RED GEAR LIGHT REMAINED ILLUMINATED. AIRCRAFT DUMPED APPROXIMATELY 140,000 LBS OF FUEL AND RETURNED TO KIX. UPON INSPECTION, FOUND THE RIGHT WING GEAR SEQUENCE VALVE LEAKING. ALSO, FOUND 6 BROKEN CLAMPS. TIGHTENED LOOSSDR VTZA95213Relay · failedCHO/IAD - FLT 6270 - DURING CLIMB-OUT AT 100 HRS ON 6-30-95, THE LANDING GEAR WOULD NOT RETRACT WHEN SELECTED UP. AIRCRAFT PROCEEDED TO IAD AND LANDED AT IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE LEFT AOG SLAVE RELAY. AIRCRAFT WAS RELEASED ANDSDR 95ZZZX3999Rod End · failedPILOT REPORTED THE RIGHT MAIN GEAR WOULD NOT UNLOCK AND RETRACT. MAINTENANCE FOUND FOLLOWING DISCREPANCIES: THE MAIN GEAR ACTUATOR ROD END (PN IS NOT LISTED IN EITHER FIGURE 39 OR FIGURE 106 OF THE IPC) HAD COME APART (BALL RETAINERS AND BALL SEPARATED FROM SDR 95ZZZX3990Bolt · crackedWHILE COMPLYING WITH AD 94-14-14, THE UPPER DRAG LINK BOLTS WERE FOUND CRACKED AND STRETCHED. SUBMITTER SUGGESTS THESE BOLTS BE REPLACED AS PART OF PIPER SL 988.SDR ABXA9500570Retract Mech · lack of lubeNOSE LANDING GEAR DID NOT LOCK DOWN ON FIRST EXTENSION, SLOW TO LOCK DOWN ON SECOND. CLEANED AND LUBED NOSE LANDING GEAR, EXTENDED AND RETRACTED GEAR IAW YS11 MM 32-30-0. OPS CHECKED GOOD.SDR AALA951164Sensor · defectiveSJU - FLT 1786 - AFTER TAKEOFF ANU, LANDING GEAR WOULD NOT RETRACT IN SYSTEM 2. SELECTED SYSTEM 1 AND LANDING GEAR RETRACTED NORMALLY. AIRCRAFT PROCEEDED SJU AND LANDED WITHOUT INCIDENT. PLACARDED LANDING GEAR SYSTEM 2. SUBSEQUENTLY REPLACED RT MAIN LANDINSDR USAA950650Spring · missingBWI - FLT 0589 - ON TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. FLIGHT RETURNED TO BWI. MAINTENANCE REPLACED THE ASSIST SPRING. OPERATIONS CHECKED GOOD. (M)SDR 95ZZZX4184Relay · failedLANDING GEARBOX BOTTOMED OUT IN THE GEAR UP POSITION DUE TO FAILURE OF RELAY. EXTREME FORCE WAS REQUIRED WITH BOOT ON THE GEAR HANDLE TO BREAK LOOSE BEFORE GEAR COULD BE CRANKED DOWN. NOTE: A SOLO PILOT WOULD HAVE TO CLIMB INTO BACK SEAT TO HAVE ENOUGH FORCSDR 95ZZZX3640Ramp Assy · corrodedDURING ROUTINE SERVICING/LUBE OF NLG DRAG STRUT, NOTICED AFTER LUBE, RAMP ASSY WAS PROTRUDING FROM PIN. DISASSEMBLED UNIVERSAL JOINT OF DRAG STRUT AND FOUND RAMP ASSY CORRODED IN 2 PIECES. IN TURN, ALL PINS, UNIVERSAL JOINT, AND RAMP ASSY'S WERE REPLACED DUESDR 95ZZZX3466Bellcrank · brokenLT MLG BELLCRANK BROKEN.SDR Y2PA95008Uplatch Assy · bindingYIP - FLT AVR6244 - LEFT GEAR UNSAFE LIGHT WOULD NOT EXTINGUISH AFTER GEAR WAS RETRACTED. AIRCRAFT RETURNED TO YIP. DISASSEMBLED, CLEANED, AND LUBED LEFT MLG UPLATCH ASSY. OPERATIONALLY CHECKED GOOD. (X)SDR 95ZZZX3461Bushing · wornAFTER DEPRESSURIZATION OF THE RIGHT MLG SHOCK STRUT FOR SERVICE, EXCESSIVE FREEPLAY WAS NOTED AT THE UPPER AND LOWER DRAG LINK BUSHINGS. WITH THE STRUT PRESSURIZED, THIS CONDITION WAS IMPOSSIBLE TO DETECT. REPLACEMENT OF THE BUSHINGS WAS ALL THAT WAS REQUIRESDR 95ZZZX3460Bushing · wornAFTER DEPRESSURIZATION OF THE RIGHT MLG SHOCK STRUT FOR SERVICE, EXCESSIVE FREEPLAY WAS NOTED AT THE UPPER AND LOWER DRAG LINK BUSHINGS. WITH THE STRUT PRESSURIZED, THIS CONDITION WAS IMPOSSIBLE TO DETECT. REPLACEMENT OF THE BUSHINGS WAS ALL THAT WAS REQUIRESDR WWMA9500046Shuttle Valve · defectiveFLIGHT 3269 - LAX/IYK - PILOT REPORTED THAT AFTER TAKEOFF THE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO LAX AND LANDED WITHOUT INCIDENT. MAINTENANCE PERSONNEL DETERMINED THE LT SIDE SHUTTLE VALVE HAD FAILED AND REPLACED THE VALVE. GEAR SWINGS ANDSDR WTAA950217Radius Rod · failedSFO - RIGHT MAIN LANDING GEAR INTRANSIT LIGHT REMAINS ILLUMINATED AFTER GEAR RETRACTION. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE REMOVED AND REPLACED RIGHT MAIN LANDING GEAR RADIUS ROD ASSEMBLY. LANDISDR SIMA951731Prox Switch · failedSHV - FLT 3800 - AFTER TAKEOFF, LANDING GEAR HANDLE WOULD NOT MOVE TO THE RETRACTED POSITION. THE AIRCRAFT RETURNED TO SHV AND LANDED WITHOUT INCIDENT. THE LANDING GEAR EXTENSION/RETRACTION SYSTEM WAS DEFERRED PER THE MEL AND AIRCRAFT FLOWN TO DFW FOR REPAIRSDR RAIA950630Switch · faultySTL - FLT 7130 - LANDING GEAR WOULD NOT RETRACT WHEN SELECTED UP. MAINTENANCE REPLACED NOSE GEAR WEIGHT ON WHEEL PROXIMITY SWITCH. GEAR SWINGS REVEALED NORMAL OPERATION. (X)SDR ASAA9540031Circuit Breaker · trippedSEA - FLT 385 - CREW REPORTED THE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM OAK. USED OVERRIDE TO RETRACT GEAR. FOUND LATCH AND PRESS WARNING CIRCUIT BREAKER TRIPPED. RESET BREAKER. LANDED WITHOUT INCIDENT. PERFORMED MAIN GEAR EXTENSION/RETRACTIONSDR 95ZZZX4307Control Cable · misinstalledRIGHT MAIN GEAR FAILED TO EXTEND. INVESTIGATION REVEALED THE WHEEL BAIL CABLE WAS PREVIOUSLY REPLACED. THE CABLE WAS 2 INCHES TOO SHORT AND THE WRONG SWAGED TERMINAL WAS INSTALLED ALLOWING THE CABLE TO BIND AT THE ATTACHMENT. THIS BINDING, AND SHORTNESS, CASDR UPS203655Control Valve · malfunctionedFELT RESTRICTION OF GEAR HANDLE DURING RETRACTION. CYCLED GEAR, SAME RESPONSE. REPLACED GEAR CONTROL VALVE.SDR DHL95701001Bushing · missingPRIOR TO LANDING, NOSE GEAR VERY SLOW TO EXTEND AND INDICATE DOWN AND LOCKED. DURING LANDING ROLLOUT, NOSE GEAR GREEN LIGHT EXTINGUISHED AND LANDING WARNING HORN SOUNDED FOR APPROXIMATELY 5 SECONDS. JACKED AIRCRAFT, SWUNG NOSE GEAR, AND REPLACED MISSING BUSHSDR ABXA9500561Uplatch · lack of lubeRIGHT MAIN LANDING GEAR DOOR FAILED UPLATCH CHECK. RECYCLED GEAR. LIGHT EXTINGUISHED. CLEANED, INSPECTED AND LUBED THE RIGHT MAIN GEAR DOOR UPLATCH. PERFORMED ADJUSTMENT TEST IAW MAB 32-6. OPS CHECKED GOOD.SDR 95ZZZX3589Link · damagedLINK ASSY FOUND NICKED ON BOTH SIDES BECAUSE OF OVERTRAVEL OF THE LANDING GEAR INBD DOOR SEQUENCE VALVE MECHANISM BEING OUT OF RIG. SUBMITTER RECOMMENDS RIGGING BE CHECKED MORE THOROUGHLY AND THIS ITEM BE INSPECTED VISUALLY FOR POSSIBLE DAMAGE. FOUND DURING SDR 95ZZZX3566Cylinder · crackedCHEVON USA CONTACTED BFG THAT THEY FOUND A CRACK IN A RETRACT ACTUATOR CYLINDER, OUTSIDE DIAMETER. THIS WAS FOUND BY HYDRAULIC FLUID LEAK AND VERIFIED BY FL. PENETRANT INSPECTION. PART WAS REQUESTED AND CHEVRON COMPLIED. REF: PART HAS A LIMITED LIFE AND WOSDR WIMA951712Uplock Box · failedYHZ - FLT 4398 - RT MLG SHOWED UNLK ON BOTH INDICATION PANELS, RETURNED TO YHZ. MAINTENANCE PINNED GEAR THEN ISSUED MEL. DEAD HEADED AIRCRAFT TO ALB. MAINTENANCE REMOVED AND INSPECTED UPLOCK BOX SYSTEM. OPS CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICESDR MALA954510Uplock Hook · brokenFFM - FLT 3074 - AFTER TAKEOFF, NOSE LANDING GEAR WOULD CYCLE PARTIALLY OUT+OF +HEEL WELL. NO GEAR INDICATIONS WOULD ILLUMINATE. THE FLIGHT CONTINUED TO MSP WITHOUT INCIDENT. MAINTENANCE REPLACED THE RT MAIN GEAR UPLOCK. THE SYSTEM OPERATED SATISFACTORILY.SDR USAA950617Upper Stop Cable · brokenDCA - FLT 481 - UPON RETRACTING THE GEAR, A LOUD NOISE WAS HEARD AROUND THE NOSE GEAR AREA FOLLOWED BY A VIBRATION. ALL INDICATIONS WERE NORMAL. FLIGHT RETURNED TO DCA. MAINTENANCE REPLACED THE UPPER NOSE LANDING GEAR DOOR STOP CABLE, THE LOWER CABLE, SPRINSDR 95ZZZW810Door Link · brokenDCA - FLT 481 - UPON RETRACTING THE GEAR, A LOUD NOISE WAS HEARD AROUND THE NOSE GEAR AREA FOLLOWED BY A VIBRATION. ALL INDICATIONS WERE NORMAL. FLIGHT RETURNED TO DCA. MAINTENANCE REPLACED THE UPPER NOSE LANDING GEAR DOOR STOP CABLE, THE LOWER CABLE, SPRINSDR 95ZZZW809Spring Tension · brokenDCA - FLT 481 - UPON RETRACTING THE GEAR, A LOUD NOISE WAS HEARD AROUND THE NOSE GEAR AREA FOLLOWED BY A VIBRATION. ALL INDICATIONS WERE NORMAL. FLIGHT RETURNED TO DCA. MAINTENANCE REPLACED THE UPPER NOSE LANDING GEAR DOOR STOP CABLE, THE LOWER CABLE, SPRINSDR 95ZZZW808Lower Stop Cable · brokenDCA - FLT 481 - UPON RETRACTING THE GEAR, A LOUD NOISE WAS HEARD AROUND THE NOSE GEAR AREA FOLLOWED BY A VIBRATION. ALL INDICATIONS WERE NORMAL. FLIGHT RETURNED TO DCA. MAINTENANCE REPLACED THE UPPER NOSE LANDING GEAR DOOR STOP CABLE, THE LOWER CABLE, SPRINSDR USAA950613Flex Hose · failedJAX - FLT 104 - UNABLE TO RETRACT NOSE GEAR AFTER TAKEOFF. FLIGHT RETURNED TO JAX WHERE LANDING WAS WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED NOSE LANDING GEAR DOWNLOCK ACTUATOR HYDRAULIC FLEX LINE. (M)SDR AALA951111Seq Valve · defectiveIAH - FLT 2064 - AFTER TAKEOFF IAH WHEN LANDING GEAR RETRACTED, NOSE LANDING GEAR DID NOT RETRACT. RECYCLED LANDING GEAR TWICE WITH SAME RESULTS. AIRCRAFT RETURNED TO IAH AND LANDED WITHOUT INCIDENT. AIRCRAFT MAINTENANCE FERRY IAH/DFW. REPLACED NOSE LANDINGSDR TAOA069504Clamp · brokenRED GEAR DOORS LIGHT REMAINED ON BY GEAR HANDLE AND NOSE GEAR DOOR LIGHT ON SECOND OFFICERS PANEL STAYED ON AFTER GEAR RETRACTION. FLEW TO BOS AT 230 KTS, LANDED WITH ALL NORMAL INDICATIONS WITH NORMAL GEAR EXTENSION. NOSE WHEEL STEERING NORMAL ON WITH TAXI SDR CAL950494Unlock Cylinder · jammedFRA - FLT 0059 - THE NLG WOULD NOT RETRACT AFTER TAKEOFF FROM FRA. FUEL WAS DUMPED AND THE AIRCRAFT WAS RETURNED TO FRA WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND A .1875 INCH DIAMETER BOLT JAMMED IN THE UNLOCK CYLINDER AT THE PIVOT POINT. THE BOLTSDR Y2PA95007Bungee Cyl · failedDTW/CLE - FLT AVR6023 - NOSE GEAR FAILED TO EXTEND ON APPROACH TO 'CLE'. RECYCLED THE GEAR AND RECEIVED A DOWN AND LOCKED INDICATION. LANDED WITHOUT FURTHER INCIDENT. FERRIED AIRCRAFT TO DTW FOR REPAIR (REF: USA JET FERRY FLIGHT AUTHORIZATION NR 95-002). SDR VTZA95199Switch · failureFLT NR 6261 - IAD-EWR - DURING CLIMB-OUT RETURNED TO IAD DUE TO GEAR NOT RETRACTING WHEN SELECTED UP. AIRCRAFT LANDED AT IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE RIGHT MAIN GEAR WEIGHT ON WHEELS MICROSWITCH. AIRCRAFT WAS RELEASED AND APPROVEDSDR P5CA9500058Retract Mech · lack of lubeAFTER TAKEOFF LEFT AND RIGHT WING LANDING GEAR WOULD NOT RETRACT. DUMPED FUEL, RETURNED TO MIA. LUBRICATED LANDING GEAR, CHECKED ALL RIGGING. FUNCTIONAL CHECKED GOOD, RETURNED TO SERVICE.SDR CAL950550Uplock Fitting · corrodedYVR - THE RIGHT MLG FORWARD UPLOCK BODY LUG, STATION 685, WAS FOUND CORRODED. BORE REAMED, BLENDED UNEVEN AREAS, AND FACES SPOTFACED. SHOT PEENED AND FABRICATED AND INSTALLED REPAIR SLEEVE. SPOT FACED FILLERS AND FABRICATED AND INSTALLED. (M)SDR CAL950549Uplock Fitting · corrodedYVR - INSPECTION FOUND THE LEFT MLG FORWARD ATTACH LUG (BODY LUG AT STATION 685) CORRODED IN AND AROUND THE BORE. THE BORE WAS REAMED, UNEVEN AREAS WERE REAMED, AND FACES SPOTFACED. SHOT PEENED AND FABRICATED AND INSTALLED REPAIR SLEEVE. SPOTFACED FILLERS, SDR 9509979301Retract Mech · malfunctionedDURING CLIMBOUT FROM PHX, THE LEFT MAIN GEAR UNSAFE AND GEAR DOOR OPEN LIGHTS REMAINED ON AFTER GEAR WAS RETRACTED. RECYCLED GEAR AND LIGHTS STAYED ON INITIALLY, BUT EXTINGUISHED A FEW MOMENTS LATER. FLIGHT CONTINUED TO DESTINATION (MSP) AND LANDED WITHOUT ISDR USAA950611Sensor · out of adjustCLT - FLT 129 - UNABLE TO RETRACT LANDING GEAR AFTER TAKEOFF. FLIGHT RETURNED TO CLT WHERE LANDING WAS WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND MLG AIR SAFETY SENSOR TO TARGET CLEARANCE EXCESSIVE. ADJUSTED SENSOR PER MM 32-09-01. OPS CHECK NORMAL. (M)SDR 95ZZZX4313Downlock Hook · bindingDURING ROUTINE FLT, LT MLG FAILED TO EXTEND PROPERLY. GREEN 'DOWN & LOCKED' LIGHT FAILED TO ILLUM & RED 'TRANSITION' LIGHT REMAINED LIT. AFTER DETERMINING GRN LIGHT NOT AT FAULT & UNSUCCESSFUL ATTEMPTS TO EXTEND GEAR (MANUAL EXTENSION, G-LOADING, FISH-TAILINSDR WWMA00047Circuit Breaker · trippedFLIGHT 5204 - AMA/DFW - PILOT REPORTED THAT AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. AN ATTEMPT TO OVERRIDE AND RETRACT THE GEAR WAS NOT SUCCESSFUL. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED AND LANDED AT AMA WITHOUT INCIDENT. MAINTENANCSDR WWMA00045Circuit Breaker · trippedFLIGHT 5204 AMA/DFW, PILOT REPORTED THAT AFTER TAKEOFF THE LANDING GEAR WOULD NOT RETRACT, AN ATTEMPT TO OVERRIDE AND RETRACT THE GEAR WAS NOT SUCCESSFUL. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO AT AMA WITHOUT INCIDENT. MAINTENANCE PERSONNEL DSDR WRLA95031Interlock Cyl · failedAFTER TAKEOFF, CAPTAIN OBSERVED LANDING GEAR WOULD NOT RETRACT. CAPTAIN ELECTED TO RETURN TO AIRPORT OF DEPARTURE. AIRCRAFT RETURNED TO BLOCKS WITHOUT FURTHER INCIDENT. MAINTENANCE PERSONNEL FOUND TRIM INTERLOCK CYLINDER WOULD NOT EXTEND AND ALLOW GEAR HANDSDR USAA950607Retract Mech · malfunctionedLAX - FLT NR 0527 - AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. THE CAPTAIN DECIDED TO RETURN TO LAX. MAINTENANCE ADJUSTED THE 'NOSE GEAR NOT COMPRESSED' SENSORS. GEAR RETRACTION AND INDICATION TEST GOOD. SERVICED NOSE STRUT. REPLACED THE RIGHT TRA
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