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 0204089872Bungee Cylinder · failedUPON LOWERING GEAR INTO LAN NOSE GEAR WOULD NOT EXTEND. FLIGHT RETURNED TO AND LANDED WITHOUT INCIDENT. REPLACED NOSE LANDING GEAR BUNGEE CYLINDER. GEAR OPS CHECK GOOD.SDR 0212151Pin · bindingUPON LANDING GEAR EXTENSION CREW NOTED THAT THE NOSE GEAR WOULD NOT INDICATE DOWN AND LOCKED, WITH A LANDING GEAR CAUTION LIGHT ILLUMINATED. CREW RECYCLED GEAR AND GOT THE SAME EFFECT. CREW TRIED TO HAND PUMP GEAR DOWN FOR UP TO 20 MINUTES WITH NO EFFECT. CRSDR YAD2003F00001Switch · inoperativePILOT REPORTED NO NOSE GEAR DOWN INDICATION FOR LANDING. MAINTENANCE VERIFIED FAILURE OF THE NOSE GEAR ACTUATOR DOWN LOCK SWITCH-REPLACED NOSE GEAR ACTUATOR.SDR COMA0260719Priority Valve · unreliableFLIGHT 5134 GEAR DISAGREE WARING - NLG DID NOT EXTEND.REPLACED THE NLG PRIORITY VALVE.SDR HEEA082517Valve · leakingLANDING GEAR WILL NOT RETRACT. INSPECTED AND FOUND EMERGENCY BLOW DOWN BOTTLE VALVE LEAKING. THIS MOVED THE LANDING GEAR CONTROL VALVE TO BYPASS PREVENTING LANDING GEAR RETRACTION. REPAIRED.SDR HEEA082516Bottle · leakingBLOW DOWN LEAKING AT HEAD CONNECTION. REPAIRED.SDR COMA0260720Selector Valve · unreliableFLIGHT 6084 GEAR DISAGREE, NLG DID NOT EXTEND.REPLACED THE NLG SELECTOR VALVE.SDR COMA0260703Reservoir · malfunctionedFLIGHT #6030 GEAR DISAGREE WARNING - MANUAL EXTENSION USED TO LOWER LANDING GEAR.REPLACED THE #3 HYDRAULIC RESERVOIR.SDR C2XA02IA249Control Valve · inoperativeUPON GEAR RETRACTION AFTER TAKEOFF, THREE GREEN GEAR LIGHTS LIT UP SIMULTANEOUSLY WITH THREE RED UNLOCK LIGHTS ON BOTH OVERHEAD PANEL, AND, MAIN INSTRUMENT PANEL, AND, THE GEAR WOULD NOT RETRACT. MAINTENANCE REMOVED, AND,REPLACED THE LANDING GEAR CONTROL VALVSDR AUS20021395Hose · burst(AUS) RT MAIN LANDING GEAR RETRACTION HOSE BURST. LOSS OF GREEN SYSTEM HYDRAULIC FLUID.SDR 2003F00322Priority Valve · malfunctionedASH - FLT 6011 - COS-PHX - RETURNED TO FIELD FOR NOSE GEAR UP DISAGREE. MAINTENANCE BEING SENT FROM PHX. MAINTENANCE REPLACED THE NLG PRIORITY VALVE. OPS CHECK GOOD. (M)SDR COMA0260685Priority Valve · malfunctionedFLIGHT 5722 GEAR DISAGREE WARNINGREPLACED THE NLG PRIORITY VALVE.SDR COMA0260686Priority Valve · malfunctionedFLIGHT 5018 GEAR DISAGREE WARNING WHEN GEAR SELECTED UP.REPLACED THE MLG PRIORITY VALVE.SDR CA021206002Pseu(CAN) ON APPROACH CREW SELECTED GEAR DOWN, RECEIVEDSDR 2003FA0000397Bumper Block · debondedLT AND RT MAIN LANDING GEAR SHELL BUMPER DEBONDS, THE BUMPER EDGES CURL OVER PREVENTING MAIN GEAR STRUT FROM MAKING FULL DOWN TRAVEL. THIS CONDITION PREVENTS MAIN GEAR STRUT FROM CONTACTING DOWNLOCKS AND PROPER DOWNLOCK SWITCH ACTUATION, THEREFORE AN UNSAFE CSDR MEX2002349Bungee Cylinder · defectiveMEX-CUU - AIRCRAFT RETURNED AFTER TAKEOFF, DUE TO PROBLEMS WITH NOSE GEAR. THE NOSE LANDING GEAR REMAINED EXTENDED PROCEDURE WAS ACCOMPLISHED AND PHYSICALLY CHECKED, NOSE GEAR REMAINED DOWN AGAIN. IN APPROXIMATION, CAPTAIN INFORMED THE NOSE GEAR RETRACTED UPSDR SIMA200233001Control Panel · faultyDFW - FLT 3533 - DURING CRUISE FLIGHT, CREW REPORTED THE GEAR IN TRANSIT LIGHT CAME ON AND REMAINED ON IN FLIGHT. HYDRAULIC PUMP DID NOT RUN AND GEAR APPEARED TO REMAIN LOCKED AND UP. AIRCRAFT WAS RETURNED TO DFW. MAINTENANCE REMOVED AND REPLACED LANDING GESDR SWIA200211504Landing Gear · contaminatedON DEPARTURE OUT OF CPR, LANDING GEAR WOULD NOT RETRACT AND HAD RT MLG DISAGREEMENT. PERFORMED QRH AND GEAR EXTENDED. RETURNED TO CPR. INSPECTED LANDING GEAR DUE TO ICE ACCUMULATION. PERFORMED GEAR SWINGS IAW MM 32-30-00. OPS CHECK GOOD. NO DEFECTS NOTESDR SIMA200232909Control Unit · malfunctionedJFK - FLT 4748 - DURING FLIGHT CREW REPORTED E1 REVERSER DISAGREE AND SPOILER MESSAGE ON EICAS. AIRCRAFT DIVERTED TO JFK. MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR ELECTRONIC CONTROLUNIT IAW EMB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNSDR USAASB02209Control Cable · out of adjustPIT - FLT 1025 - PREPARING TO LAND AT PIT, CREW RECEIVED THREE GREEN AND THREE RED LANDING GEAR LIGHTS DURING GEAR EXTENSION. CREW RECYCLED GEAR AND RECEIVED NORMAL GEAR INDICATION OF 3 GREEN GEAR LIGHTS. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE SDR YBU2002F00000Brace · crackedPILOT REPORTED NORMAL LANDING. THEN LOST CONTROL OF AIRCRAFT. AIRCRAFT CAME TO REST OFF THE LT SIDE OF THE RUNWAY, LT MAIN GEAR COLLAPSED. LT MAIN GEAR, UPPER DRAG BRACE SPLIT IN TWO. SUSPECTED METAL FAILURE, DUE TO IMPURTIES AND FATIGUE.SDR PCAA0211136Selector Valve · inoperativeROC-LGA FLIGHT#3862. CREW REPORTED DURING FINAL APPROACH GEAR HANDLE SELECTED DOWN, GEAR DID NOT COME DOWN AND 3 RED UNSAFE LIGHTS ILLUMINATED. ALTERNATE EXTENSION PERFORMED, AND FLEW BY TOWER TO VISUALLY VERIFY GEAR DOWN. AIRCRAFT LANDED WITH OUT INCIDENT. MASDR 2003FA0000171Bolt · missingTHE NOSE LANDING GEAR DOWNLOCK BOLT WAS MISSING, FOUND BROKEN OFF AT NUTPLATE. THIS CONTRIBUTED TO AN INADVERTENT NOSE GEAR RETRACTION. BOLT COULD POSSIBLY HAVE BEEN BENT PREVIOUSLY OR LOOSE.SDR 2002UALA01751Solenoid · faultyAIRCRAFT RETURNED TO FIELD WHEN THE LANDING GEAR FAILED TO RETRACT. THE LANDING GEAR FAILED TO RETRACT DUE TO A FAULTY AUTO FLOW REGULATOR. THE UNIT WAS REMOVED AND REPLACED WITH A SERVICEABLE UNIT.SDR ARWA20021108Cylinder · inoperativeIN FLIGHT, AFTER NORMAL GEAR RETRACTION , RED GEAR LIGHT ON AFTER UP LATCH CHECK. FOLLOWED ABNORMAL CHECKLIST. REMOVED AND REPLACED LEFT GEAR UP LATCH CYLINDER IAW MM, REMOVED AND REPLACED LEFT GEAR ACTUATING CYLINDER IAW MM. PERFORMED CHECK, NO LEAK, GOOD.SDR MALA020662Pin · damagedUPON GEAR RETRACTION FLT 2951, FOUND GEAR PIN DETACHED FROM CLIP AND PIN LANYARD AND STILL IN NOSE GEAR. AIR RETURN TO DTW. MAINTENANCE FOUND GEAR PIN DETACHED FROM CLIP AND PIN LANYARD AND STILL IN NOSE GEAR. REMOVED AND REPLACED GEAR PIN, ALL CHECKS GOODSDR PCAA0211135Cable · kinkedSCE FLIGHT#3816. CREW REPORTED NOSE GEAR WOULD NOT EXTEND DOWN, ALTERNATE EXTENSION PERFORMED AND NOSE GEAR WOULD STILL NOT EXTEND. GEAR PUMPED DOWN, 3 GREEN LIGHTS ILLUMINATED AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED DRAG BRACE PROXIMITY SWISDR IXXA0200115OBushing · defectiveAFTER TAKEOFF FROM WRI ENROUTE TO BWI LANDING GEAR NOT LATCHED LIGHT ILLUMINATED AFTER GEAR RETRACTION. CREW PERFORMED LANDING GEAR UPLATCH CHECK, LIGHT REMAINED ILLUMINATED WITH RUMBILING NOISE NOTED FROM NOSE LANDING GEAR AREA. AIRCRAFT RETURNED TO WRI FOR ASDR 2002FA0001350Wire · failedLANDING WIRE SEPARATED IN FLIGHT ON RT WING. AIRCRAFT RETURNED FOR LANDING. RT WING SETTLED TO RUNWAY AS AIRCRAFT SLOWED. WIRE APPEARS TO HAVE SMALL ELECTRICAL ARC AT FAILURE POINT THAT COULD HAVE CREATED AS STRESS RISER OCCURRENCE ON 8/28/2002.SDR P9R2002F00017Control Cable · out of adjustDURING DESCENT, RT MLG DOOR OPENED, GEAR HANDLE IN OFF POSITION, DOOR RED LIGHTS ON FWD PANEL ILLUMINATED AS WELL AS RT MLG LIGHT. ADUSTED RT MLG RELEASE CABLES IAW MM. OPS CHECKED GOOD.SDR C2XA02IA240Control Valve · inoperativeIAH- FLIGHT 3677, THE CREW NOTED THAT THE GEAR WOULD NOT RETRACT. IAH- MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR CONTROL VALVE, PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.SDR CA021118003Torque Tube · cracked(CAN) ON T/O, A CLUNK HEARD NEAR END OF MLG TRAVEL DURING RETRACTION. NO DIFFERECE IN FLT CONTROL. PILOTS INFORMED RT MLG HANGING. MLG SELECTED DOWN STEEP BANKS & YAWS PERFORMED TO GET RT MLG LOCKED. NO DOWN & LOCKED IND EVIDENT, A/C LANDED UNEVENTFULLSDR QXEA0201932Sensor · failedBOI - ON APPROACH, THE CREW REPORTED THE GEAR DOORS CYCLED. LANDING WAS UNEVENTFUL. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE RIGHT UPLOCK PROXIMITY SENSOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.SDR WRLA200227Control Valve · malfunctionedAFTER TAKEOFF, LEFT MAIN GEAR WOULD NOT RETRACT. VOLUME 1 PROCEDURE ACCOMPLISHED UNSUCCESSFUL. RETURNED TO DEPARTING STATION. AIRCRAFT RELEASED FOR FERRY. DOWN GEAR PER RELEASE NR GMM STANDARD PRACTICE 3122, 9/15/02. AIRCRAFT FERRIED TO EVERGREEN AIRCRAFTSDR COMA0260654Priority Valve · malfunctionedFLIGHT 5503 GEAR DISAGREE - NLG TOOK 60 SECOND TO DOWN LOCK.REPLACED THE NLG PRIORITY VALVE.SDR COMA0260646Priority Valve · malfunctionedFLIGHT 5503 GEAR DISAGREE - NLG TOOK 60 SECOND TO DOWN LOCK.REPLACED THE NLG PRIORITY VALVE.SDR ARWA20021104Pin · brokenON GEAR EXTENSION RIGHT HAND MAIN LANDING GEAR DROPPED DOWN WITH A LOUD BANG. FOUND RT MAIN LANDING GEAR CYLINDER RETRACT PIN BROKEN. REMOVED RT MAIN LANDING GEAR. ROUTED TO AAR LANDING GEAR SERVICES FOR REPAIRS. REPAIRED PER DC8 OHM TAPE REVISION 46, DATSDR AUS20021315Pin · broken(AUS) LANDING GEAR TRANSMISSION ASSEMBLY MOTOR RELEASE LINK PIN BROKEN AND JAMMING MECHANISM.SDR COMA0260635Bracket · defectiveFLIGHT 5227 GEAR DISAGREE MESSAGE AFTER T/OREPLACE NLG PROX SENSOR BRACKET.SDR 02FDEA00803Pivot · contaminatedDURING NORMAL GEAR EXTENSION, NOSE GEAR DID NOT COME DOWN, HAD NO GREEN LIGHT, HAD RED DOORS AND UNSAFE LIGHT. MAINS CAME DOWN NORMALLY. FOLLOWED RED TABS TO MANUALLY EXTEND NOSE, CAME DOWN OK. FOUND WATER COMING FROM NOSE LANDING GEAR PIVOT KNUCKLE. REMOVSDR MALA020638Downlock SwitchDURING APPROACH OF FLIGHT #3189 TO BRD, THE RIGHT MAIN GEAR DIDN'T ILLUMINATED. WE PUSHED THE TEST SWITCH AND THE LIGHTS ALL TESTED OKAY ON GO-AROUND THE RIGHT GEAR LIGHT ILLUMINATED BY ITSELF. CREW LEFT THE GEAR DOWN THROUGH THE WHOLE TIME. MAINTENANCE REMOSDR CA030113002Solenoid Valve · failed(CAN) AFTER TAKE OFF, AMBER LIGHT REMAINED ILLUMINATED ON NOSE GEAR. A LOUD RATTELING NOISE WAS HEARD. RECYCLED ACCORDING TO QRH WITH NO SUCCESS. A/C RETURNED TO BASE. NLG SOLENOID SEQUENCE VALVE REPLACED IAW AMM 32-31-71.SDR DLM11021285Actuator · leakingGEAR FAILED TO RETRACT ON FIRST ATTEMPT. SECOND ATTEMPT SUCCESSFULL. PERFORMED GEAR SWING TO DUPLICATE PROBLEM. SWUNG GEAR 4 TIMES. NO PROBLEMS NOTED. SYSTEM CHECKS GOOD. DURING GEAR SWING, FOUND LT GEAR OVERCENTER LOCK ACTUATOR LEAKING . R & R LT GEAR OVESDR SWIA200211423Landing Gear · malfunctionedLT MAIN GEAR WOULD NOT RETRACT UNTIL 5TH LANDING GEAR CYCLE. RETURNED TO PDX. SWING GEAR COULD NOT GET TO DUPLICATE. CHECKED GAP ON HOOK IAW 32-32-10 CHECK GOOD. ADJUSTED TARGET IAW MM 32-61-01 AND ADJUSTED GEAR DOOR SEQUENCE VALVE (INBOARD AND OUTBOARD)SDR 02FDEA00794Module · malfunctionedON TAKEOFF, LDG GEAR WOULD NOT RETRACT ON NR 2 SYSTEM. SWITCHED TO NR 1 SYSTEM AND GEAR WOULD STILL NOT RETRACT. REMOVED LANDING GEAR CONTROL HANDLE 2GA IAW TSM, CONTINUITY CHECKS GOOD BUT MODULE HAS A VERY SUSPICIOUS RATTLE. REMOVED AND REPLACED 2GA MODULESDR QFY2002F00002Transorb · failedTRANSORB FAILED TO SHORTED CONDITION. RESULTED IN LANDING GEAR CIRCUIT BREAKER TO POP CAUSING NEED FOR MANUAL EXTENSION OF LANDING GEAR.SDR UPS02839853Control Cable · out of rigINSPECTION TYPE:N/A AFTER GEAR RETRACTION WITH GEAR HANDLE IN THE "UP" POSITION THE DOORS NOT LATCHED LIGHT IS ILLUMINATED. THE LT MLG DOOR ALTERNATE AMBER LIGHT IS ILLUMINATED. GEAR HAD TO BE CYCLED SEVERAL TIMES TO GET THE DOORS NOT LATCHED LIGHT. RIGGED SDR 2003FA0000764Spring · brokenTHERE ARE 4 DOWNLOCK HOOK SPRINGS ON EACH GEAR 2 WERE FOUND BROKEN AFTER A RIGHT GEAR COLLAPSED ON ROLLOUT, IT IS UNKNOWN IF A HARD LANDING WAS MADE PRIOR TO COLLAPSE THERE ARE NO REPLACEMENT TIMES FOR THESE SPRINGS, BUT PROBABLY 1000 HOURS, WHOULD BE A GOOD ISDR AUS20021283Relay · faulty(AUS) HYDRAULIC POWER RELAY FAULTY.SDR MWEA020668Ring · brokenLANDING GEAR HANDLE WOULD NOT RETRACT. -- FOUND NOSE LANDING GEAR PISTON INNER RING BROKEN AND DAMAGED SEVERAL PARTS. REPLACED #74 RING, #75 SPACER, #77 VALVE, #80 RETAINER AND #82 STOP.
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