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 95ZZZX2357Bellcrank · failedMSP - FLT 3494 - ON APPROACH, RIGHT MAIN GEAR DOWN AND LOCKED LIGHT FAILED TO ILLUMINATE AFTER GEAR EXTENSION. THE CREW CYCLED THE GEAR UNTIL A DOWN AND LOCKED INDICATION WAS RECEIVED. MAINTENANCE REPLACED THE RIGHT INBOARD GEAR ACTUATOR, PN 27-51016-003, ANSDR 95ZZZW688Relay Box · defectiveFLT NR 4162 - CREW UNABLE TO RETRACT LANDING GEAR AFTER TAKEOFF. AIRCRAFT RETURNED TO FIELD WITHOUT FURTHER INCIDENT. AIRCRAFT FERRIED TO CAK WHERE MAINTENANCE PERSONNEL REPLACED THE LANDING GEAR RELAY BOX IAW EMB MM 32-31-02. OPS CHECKED LANDING GEAR IAW EMSDR VTZA95149Control Unit · failedFLT 6418 - IAD-BOS - DURING CLIMB-OUT RETURNED TO IAD DUE TO THE LANDING GEAR NOT RETRACTING WHEN SELECTED UP AFTER TAKEOFF. AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE LANDING GEAR CONTROL UNIT. AIRCRAFT WAS RELEASED AND APSDR USAA950387Harness · looseCLT - FLT 993 - AFTER TAKEOFF FROM TYS, RIGHT MLG RED LIGHT REMAINED ON AFTER GEAR RETRACTION. CREW RECYCLED GEAR AND LIGHT WENT OUT. FLIGHT CONTINUED WITHOUT INCIDENT TO CLT. MAINTENANCE FOUND RIGHT MAIN GEAR HARNESS CONTACTING AFT DOOR HOOK BEFORE DOOR COSDR 95ZZZX2349Link Pin · missingSTL - FLT 10 - AFTER TAKEOFF, LANDING GEAR HANDLE WOULD NOT RAISE ABOVE OFF POSITION. ACCOMPLISHED LANDING GEAR HANDLE LOCK CHECKLIST AND RETRACTED LANDING GEAR. FOUND NLG TORQUE LINK PIN MISSING, MFG. PN 53173. INSTALLED NEW NOSE GEAR TORQUE LINK PIN. LANSDR 95ZZZW608Pin · missingSTL - AFTER TAKEOFF, LANDING GEAR HANDLE WOULD NOT RAISE ABOVE OFF POSITION. ACCOMPLISHED LANDING GEAR HANDLE LOCK CHECKLIST AND RETRACTED LANDING GEAR. FOUND NOSE LANDING GEAR TORQUE LINK PIN MISSING, MFG P/N 53173. INSTALLED NEW NOSE GEAR TORQUE LINK PIN.SDR 9506346729Dnlock Actuator · leakingDURING APPROACH WHEN THE LANDING GEAR WAS EXTENDED, THE NR 4 HYDRAULIC SYSTEM QUANTITY DROPPED TO ZERO. SECURED NR 4 HYDRAULIC SYSTEM AND LANDED WITHOUT INCIDENT. REPLACED THE LEFT WING GEAR DOWNLOCK ACTUATOR. OPERATIONAL CHECK OK.SDR AWXA9500234Hinge Assy · wornCMH-PHX - FLT 860 - AIR TURNBACK, DURING CLIMB THE LANDING GEAR FAILED TO RETRACT. AIRCRAFT RETURNED TO CMH AND LANDED WITHOUT FURTHER PROBLEMS. MAINTENANCE INSPECTED AIRCRAFT AND FOUND AIRWORTHY FOR FERRY FLIGHT TO PHX. PHX MAINTENANCE CHECKED ADJUSTMENT OFSDR AWXA9500232Lgciu · failedDCA-CMH - AIR TURN BACK, DURING CLIMB THE LANDING GEAR WOULD NOT RETRACT AFTER THREE ATTEMPTS. NO FAULTS OR MESSAGES APPEARED EXCEPT 'GEAR NOT UP'. AIRCRAFT RETURNED TO DCA AND LANDED WITHOUT FURTHER INCIDENT. LANDING WEIGHT GOOD. MX REMOVED AND REPLACED TSDR SWIA95563Relay Box · failedLANDING GEAR WOULD NOT EXTEND NORMALLY. INSTALLED SERVICEABLE LANDING GEAR RELAY BOX. GEAR SWUNG MANY TIMES. OVERRIDE FEATURE AND POSITION INDICATOR SYSTEMS OPERATIONALLY CHECK GOOD.SDR CAL950271Lock Actuator · inoperativeIAH - FLT 9864 - THE AIRCRAFT HAD A BRIEF HISTORY OF SLOW NLG EXTENSION. WHEN MAINTENANCE SWUNG THE NOSE GEAR, NO DEFECTS WERE FOUND. THE NOSE GEAR LOCK ACTUATOR WAS REMOVED AND REPLACED AS A PRECAUTIONARY MEASURE. THE NOSE GEAR WAS SWUNG AGAIN AND OPERATIOSDR RAIA950419Bypass Valve · poppedSTL - FLT 7061 - LANDING GEAR WOULD NOT RETRACT WHEN SELECTED UP. MAINTENANCE DISCOVERED LANDING GEAR BYPASS PIN POPPED. MAINTENANCE RESET BYPASS VALVE PIN, PERFORMED GROUND RUNS, SYSTEM CHECK GOOD. (X)SDR BUFA9510Uplatch · lack of lubeGEAR UPLATCH CHECK WARNING LIGHT ON. CYCLE GEAR LIGHT OUT. CLEANED AND LUBED MLG UP-LATCH MECHANISM IAW MM 32-6-2, CYCLED GEAR 6 TIMES AND OPS CHECKED IAW MM 32-3-0. RII INSPECTED. OPS CHECK OKAY. (X)SDR DLM88951519Angle · crackedFOUND DURING C-2 LETTER CHECK, LT WHEEL WELL AFT STRIKER ANGLE CRACKED. REPAIRED PER SRM 53-05.SDR USAA950360Dnlock Act · inoperativeYOW - FLT 0810 - CREW COULD NOT GET THE GREEN LIGHTS FOR THE RIGHT MAIN GEAR. THE CREW HAD TO RECYCLE THE GEAR SEVERAL TIMES TO GET THE GREEN LIGHTS. FLIGHT MADE A NORMAL LANDING. MAINTENANCE REPLACED THE RIGHT DOWNLOCK ACTUATOR. LANDING CHECKS NORMAL. (MSDR MALA954410Uplock Roller · failedDTW - FLT 3014 - AFTER TAKEOFF, NOSE GEAR CONTINUED TO CYCLE AFTER GEAR RETRACTION. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE NOSE GEAR DOOR UPLOCK ROLLER. SYSTEM OPERATED SATISFACTORILY. (X)SDR DHL95804001Retract Mech · malfunctionedON APPROACH, LANDING GEAR DID NOT EXTEND WHEN GEAR LEVER PLACED IN DOWN POSITION. RECYCLED, WORKED NORMALLY. JACKED AIRCRAFT AND PERFORMED 3 GEAR SWINGS, SEVERAL CYCLES. INSPECTED GEAR, NO DEFECTS NOTED. ALL GEAR SWINGS SUCCESSUL. COULD NOT DUPLICATE MALFSDR 95ZZZZ225Retract Mech · malfunctionedON APPROACH TO LANDING, GEAR DID NOT EXTEND WHEN GEAR LEVER PLACED IN DOWN POSITION, RECYCLED, WORKED NORMALLY. JACKED ACFT, PERFORMED 3 GEAR SWINGS, SEVERAL CYCLES. INSPECTED GEAR, NO DEFECTS NOTED. ALL GEAR SWINGS SUCCESSFUL. COULD NOT DUPLICATE. ALL WOSDR 95ZZZX3127Drag Link · brokenPOST-FLIGHT INSPECTION DETECTED BROKEN NOSE DRAG LINK. OLD STYLE DRAG LINK IS MADE FROM WELDED TUBE STEEL. IT APPEARS PART CORRODED FROM INSIDE. INSTALLED SERVICE KIT 35-4012-1S. NEW DRAG LINK IS A CAST PART NOW.SDR RAIA950417Prox Switch · inopSTL - FLT 7148 - LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. MAINTENANCE DEFERRED LANDING GEAR HANDLE AS PER MEL 32031-1, CAT A. (M)SDR QXEA9500111Uplock Actuator · leakingPDX - ON GEAR EXTENSION THE RT MLG SHOWED UNSAFE GEAR WAS CYCLED AGAIN AND RT MLG SHOWED UNSAFE INDICATION FOR 15 LONGER THAN THE MLG AND NOSE GEAR. REMOVED AND REPLACED THE RT MLG AFT UPLOCK ACTUATOR. A/C PASSED GEAR OPERATIONAL CHECKS.SDR AALA950624Damper · defectiveJFK - FLT 1473 - AFTER TAKEOFF JFK, UNABLE TO RETRACT LANDING GEAR WITH EITHER SYSTEM 1 OR 2. AIRCRAFT RETURNED TO JFK AND LANDED WITHOUT INCIDENT. REPLACED LEFT MAIN LANDING GEAR PITCH DAMPER. ACCOMPLISHED LANDING GEAR RETRACTION CHECK WITH NO DEFECTS FOUNSDR WTAA950151Control Module · failedRDD - LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR MAINTENANCE. REPLACED LANDING GEAR CONTROL MODULE. LANDING GEAR OPERATION NORMAL DURING GEAR SWING. AIRCRAFT RETURNED TO SERVICESDR QXEA9500105Retract Mech · out of adjustPDX - NOSE GEAR COMPLETED RETRACTION CYCLE WITH AN ALARMING THUMP, VERY LOUD AND CLEAR IN THE COCKPIT. RESHIMMED ACTUATOR BELLCRANK STOPS AND REPLACED STRIKER LINK RODS I/A/W MM. GEAR OPS CHECKED GOOD ON GEAR SWING. AIRCRAFT RETURNED TO SERVICE.SDR 95ZZZX2409Shaft Assy · flange crackedMLG PIVOT SHAFT ASSY CONTAINS PIVOT SHAFT AND FWD ATTACH FLANGE. FWD ATTACH FLANGE MOUNTED TO MAIN WING SPAR. THIS ATTACH FLANGE FOUND CRACKED AND BROKEN OUT ALLOWING PIVOT SHAFT (WHICH IS BOLTED TO IT) TO MOVE AFT TOWARD WW. PILOT REPORTED CLUNK NOISE AT GSDR 9505422286Retract Mech · malfunctionedDURING DEPARTURE CLIMB, UNABLE TO ACTUATE LANDING GEAR HANDLE FOR GEAR RETRACTION. UPON FLAP RETRACTION, TAKEOFF WARNING HORN SOUNDED. SUSPECTED AIR GROUND SENSING PROBLEM. FLIGHT DIVERTED TO MSP WITHOUT FURTHER INCIDENT. MAINTENANCE SIMULATED IN-FLIGHT MOSDR MALA954395Dnlock Spring · brokenFLT NR 3074 - ON APPROACH TO MSP, THE NOSE GEAR REMAINED UP AND LOCKED AFTER GEAR EXTENSION. THE CREW CYCLED THE GEAR UNTIL THE NOSE GEAR EXTENDED NORMALLY. THE AIRCRAFT LANDED IN MSP WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE LEFT DOWN LOCK SPRING MISSDR CAL950252Accessory Unit · inoperativeDEN - FLT 0759 - THE LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF FROM DEN. 'ABNORMAL' PROCEDURES WERE COMPLIED WITH AND THE AIRCRAFT WAS RETURNED TO DEN WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE SWUNG THE GEAR SEVERAL TIMES, BUT WERE UNABLE TO DUPLICATE SDR 95ZZZW585Prox Switch · dirtyON CLIMBOUT, LANDING GEAR LEVER WOULD NOT GO PAST OFF MOVED LEVER TO UP USING OVER- RIDE SWITCH. LEVER LATCH AND LIGHTS CIRCUIT BREAKER POPPED P6-3. RESTORED ACFT TO FLIGHT MODE AS PER ALTERNATE PROCEDURE. CLEANED LT MAIN GEAR AIR/GROUND PROXIMITY SWITCHES.SDR COM31055Hyd Hose · leakingHYDRAULIC FLUID LEAK, LT NACELLE AREA. REPLACED THE LT MLG RETRACT ACTUATOR HYDRAULIC LINE.SDR COM11852Control Box · defectiveLANDING GEAR SELECTOR CONTROL COULD NOT BE MOVED TO THE RETREAT POSITION. REPLACED THE LANDING GEAR CONTROL BOX.SDR 95ZZZX2010Flight Lock · stickingRIGHT MAIN GEAR DOOR LIGHT ON DURING UPLATCH CHECK. LIGHTS WENT OUT ON 3RD RECYCLE WITH FLAPS UP. MAINTENANCE PERFORMED ELECTRICAL AND MECHANICAL FUNCTIONAL TEST OF LT AND RT GEAR FLIGHT LOCKS. FOUND RT FLIGHT LOCK STICKING. CLEANED AND LUBED FLIGHT LOCKS.SDR 95ZZZX1947Hook Assy · dry lubeBOG - AFTER TAKEOFF, RECEIVED LEFT MLG UNSAFE LIGHT. RETURNED TO BOG. LANDED WITHOUT INCIDENT. INSPECTION REVEALED LT MLG UPLATCH STUCK IN UNLATCH POSITION. LUBRICATED UPLATCH, PERFORMED GEAR RETRACTION TEST AND FOUND OKAY. PERFORMED OVERWEIGHT LANDING INSDR 95ZZZX1846Valve Body · corrodedPITTING CORROSION DISCOVERED ON OUTSIDE HOUSING DUE TO BREAK-DOWN OF ANODIZING. MANUFACTURER RECOMMENDED BLENDING AND CHEM FILM PROTECTION PRIOR TO ANTI-CORROSION PROTECTION. MANUFACTURER BELIEVES OUTSIDE CONTAMINATION AROUND PART TO ATTACH SURFACE ON AIRFRASDR 95ZZZW441Control Valve · malfunctionedJFK - DURING APPROACH LANDING GEAR WOULD NOT EXTEND WHEN SELECTED. USED MECHANICAL LANDING GEAR EXTENSION. REPLACED LANDING GEAR CONTROL SWITCH, MFG P/N 450-100-109, AND LANDING GEAR CONTROL VALVE, MFG P/N 2680262M6. LANDING GEAR SYSTEM OPERATION CHECKED NOSDR 95ZZZW440Control Switch · malfunctionedJFK - DURING APPROACH LANDING GEAR WOULD NOT EXTEND WHEN SELECTED. USED MECHANICAL LANDING GEAR EXTENSION. REPLACED LANDING GEAR CONTROL SWITCH, MFG P/N 450-100-109, AND LANDING GEAR CONTROL VALVE, MFG P/N 2680262M6. LANDING GEAR SYSTEM OPERATION CHECKED NOSDR 95ZZZW431Retract Mech · dryAFTER TAKEOFF FROM BHM THE RIGHT GEAR UNSAFE LIGHT CAME ON. RECYCLED GEAR WITH NO CHANGE IN INDICATION, UPON LANDING IN DAY GEAR INDICATION WAS NORMAL. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. LUBED THE RIGHT MAIN LANDING GEAR, (P/N 59100615046) CYCLED GEASDR WTAA950146Radius Rod · wornLAX - RIGHT MLG 'GREEN' INDICATION REMAINS ILLUMINATED WITH GEAR RETRACTED. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REPLACED RT MLG RADIUS ROD ASSEMBLY. LANDING GEAR POSITION INDICATIONS NORMAL DURING GEAR SWING. AIRCRAFT RETURNED TO SERSDR SW019505854Uplock Hook · dirtyDEN - ON APPROACH, LEFT MAIN GEAR DID NOT EXTEND WHEN SELECTED DOWN, CREW PUMPED GEAR DOWN AND LANDED WITHOUT INCIDENT. GEAR WAS THEN PINNED IN THE DOWN AND LOCKED POSITION AND GEAR PINS SECURED AND FERRIED DIRECT FROM DEN TO GJT FOR MAINTENANCE INSPECTION. SDR BUFA9508Retract Mech · lack of lubeMBJ/MIA - FLT AJM9037 - LANDING GEAR HANDLE DOWN, ALL UNSAFE LIGHTS ON F/E PANEL ON, HYDRAULIC PRESSURE AND QUANTITY NORMAL, NO GREEN LIGHTS, HAD TO GO AROUND, GEAR HANDLE UP, RED LIGHTS OUT, GEAR HANDLE DOWN, RED, THEN 3 GREEN, HYDRAULIC NORMAL. INSPECTED LASDR 95ZZZX1858Uplatch · lack of lubeKBDL/KDAY - FLT 111 - ON CLIMB-OUT FROM KBDL, GEAR UPLATCH CHECK FAILED. DOORS NOT LATCHED LIGHT REMAINED ON. CYCLED GEAR SEVERAL TIMES AND THE LIGHT EXTINGUISHED. MAINTENANCE CLEANED AND LUBED THE RT GEAR DOOR FLIGHT LOCK AND GEAR UPLATCH. ALL GEAR INDICASDR MALA954408Switch · out of adjustCMS - FLT 3129 - ON CLIMBOUT, NOSE GEAR CONTINUED TO CYCLE AFTER GEAR RETRACTION. THE CREW PULLED, THEN AFTER 5 MINUTES, RESET THE LANDING GEAR CONTROL CIRCUIT BREAKER. ONCE THE BREAKER WAS RESET, THE GEAR UPLOCKED NORMALLY. THE AIRCRAFT CONTINUED TO MSP. SDR 95ZZZX2245Hydraculic Line · failedFLT 3551. 'L HYD QTY' MESSAGE DISPLAYED AFTER TAKEOFF. THE LEFT HYDRAULIC QUANTITY DECREASED RAPIDLY. INTERRUPTED THE FLIGHT AND EXTENDED LANDING GEAR WITH STANDBY SYSTEM. TOWED TO PARKING APRON AFTER LANDING. CHECK FOUND THE HYDRAULIC DUCT FOR LT LANDINGSDR 95ZZZX2057Rod End · failedUPON RETRACT OF LANDING GEAR, PILOT HEARD A BANG. ON LANDING ROLL-OUT, NOSE LANDING GEAR COLLAPSED. INVESTIGATION FOUND AFT RETRACT ROD END HAD BROKEN IN THE THREADED PORTION. THIS ROD END CONNECTS TO THE LANDING GEAR ACTUATOR (TRANSMISSION). PART TOTAL TISDR 9505159992Retract Mech · lack of lubeLANDING GEAR WAS SLOW TO RETRACT DURING CLIMBOUT FROM MEM VIBRATION WAS ALSO EXPERIENCED. RECYCLED GEAR AND ALL ACTIONS WERE EXTREMELY SLOW. FLIGHT CONTINUED TO DESTINATION DCA AND LANDED WITHOUT INCIDENT. CHECKED RIGGING AT LANDING GEAR CONTROL VALVE. FRESDR ABXA9500246Cylinder · sheared pinUPON CLIMB-OUT OF PDX GEAR UNSAFE LIGHT, RIGHT MLG DOOR, AND RIGHT MLG UNSAFE LIGHTS ILLUMINATED. RECYCLED GEAR SEVERAL TIMES. DURING UPLATCH CHECK, THE LIGHT STAYED ON. PERFORMED ABNORMAL PROCEDURES AND UPLATCH CHECK DOOR LIGHT WENT OUT; GEAR UNLATCHED ANDSDR 95ZZZX1729Bypass Valve · out of positionJFK - FLT 253 - AFTER TAKEOFF, LANDING GEAR WOULD NOT RETRACT AND LANDING GEAR UNSAFE LIGHTS ILLUMINATED. PLACED LANDING GEAR SELECTOR TO DOWN AND ALL DOWN, AND LOCKED INDICATION ILLUMINATED. VERIFIED LANDING GEAR DOWN. FOUND LANDING GEAR BYPASS VALVE IN THSDR PLGA325951Connector · looseBOS - AFTER TAKEOFF THE LANDING GEAR FAILED TO RETRACT. THE AIRCRAFT RETURNED TO BOS LANDING WITHOUT INCIDENT. MAINTENANCE WAS DISPATCHED TO THE AIRCRAFT AND INSPECTED IT FOR FERRY FLIGHT PSM. PSM MAINTENANCE FOUND POWER WIRE G6D22 HAD PUSHED OUT OF THE SOCSDR IXKA9500014Walking Beam · defectiveFLT 9719 - AFTER TAKEOFF, LEFT GEAR AND DOOR LIGHT ON. RETURNED TO EWR. REMOVED AND REPLACED LEFT MLG WALKING BEAM ASSY IAW MM 32-32-2. PERFORMED MULTIPLE GEAR SWINGS IAW MM 32-10-0. ALL INDICATIONS SATISFACTORY. (X)SDR ASAA9580057Retract Mech · malfunctionedOAK - FLT NR 433, ON DEPARTURE UNABLE TO RAISE LANDING GEAR AFTER TAKEOFF. ACCOMPLISHED APPROPRIATE CHECKLIST AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED A LANDING GEAR EXTENSION TEST, A POSITION AND WARNING INDICATING SYSTEM TEST AND A GEAR CONTROL L
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