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 CA020712005Control Valve · leaking(CAN) DURING AN A-CHECK A HYDRAULIC OIL PUDDLE WAS FOUND IN FRONT OF NOSE GEAR. AFTER INVESTIGATION A PIN HOLE WAS FOUND ON THE RIGHT NLG DOOR ACTUATOR CONTOL VALVE. THE ACTUATOR, CONTOL VALVE ASSEMBLY WAS REPLACED AND A LEAK CHECK WAS CARRIED OUT WITH NO FUTHSDR VJ32002F00054Relay · failedLANDING GEAR FAILED TO COME UP IN FLIGHT. JACKED AIRCRAFT AND OPS CHECKED LANDING GEAR SYSTEM AND RELAY FAILED. TAPPED ON UP SIDE OF RELAY AND POINTS RELEASE ALLOWING GEAR TO ROTATE UP. THIS RELAY HAD A MINIMUM OF 1031 GEAR CYCLES ON IT RECOMMENDATION FOR SDR VJ32002F00052Relay · failedLANDING GEAR FAILED TO COME UP IN FLIGHT. JACKED AIRCRAFT AND OPS CHECKED LANDING GEAR SYSTEM AND RELAY FAILED. TAPPED ON UP SIDE OF RELAY AND POINTS RELEASE ALLOWING GEAR TO ROTATE UP. THIS RELAY HAD A MINIMUM OF 1032 GEAR CYCLES ON IT. RECOMMENDATION FORSDR C2XA02IA142Connector · contaminatedIAH- FLIGHT 3821, WHEN GEAR IS RETRACTED LOUD THUMPING IS HEARD FROM ALL THREE (3) WHEELS. GEAR DOES NOT RETRACT FULLY, EVEN AFTER THIRTY (30) SECONDS AND FLAPS DO NOT COME UP AS WELL. WHEN HANDLE IS CYCLED GEAR FALLS WITH LOUD THUMP. WHEN RETRACTED FOR THSDR AUS20020665Proximity Switch · faulty(AUS) PROXIMITY SENSE ELECTRICAL UNIT (PSEU) FAULTY. LANDING GEAR LEVER LOCK SOLENOID FAILED TO OPERATE.SDR IXXA0200044OUplock · sticksEN ROUTE FROM RFD TO TOL, THE LANDING GEAR UPLATCH CHECK FAILED AND THE LANDING GEAR UNSAFE LIGHT ILLUMINATED. THE CREW CYCLED THE GEAR SEVERAL TIMES BUT THE WARNING INDICATION REMAINED THE SAME. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURES AND THE FLIGHT CONSDR GLBA2002104Control Box · intermittentLANDING GEAR WOULD NOT EXTEND ON FIRST TRY. REPLACED CONTROL BOX OPS CHECKED SYSTEM SATISFACTORY.SDR VJ32002F00053Relay · failedDURING FLIGHT LANDING GEAR FAIL TO RETRACT. UP SIDE OF DYNAMIC RELAY POINTS FAIL TO RELEASE. PROBABLE CAUSE IS HEAT AND NUMBER OF GEAR RECYCLED. RECOMMENDATIONS FOR PREVENTIVE RECURRENCE DEVELOP BETTER RELAY.SDR COMA0260417Priority Valve · malfunctionedFLIGHT 5222 GEAR DISAGREE WARNING DURING GEAR EXTENSION.REPLACED THE NLG PRIORITY VALVE.SDR COMA0260412Selector Valve · malfunctionedFLIGHT 5998 GEAR DISAGREE MESSAGE WHEN GEAR EXTENDED AT 240 KTS.REPLACED THE NLG SELECTOR VALVE.SDR AUS20020758Stud · cracked(AUS) MAIN LANDING GEAR SIDE BRACE STUDS CRACKED. FOUND DURING MAGNETIC PARTICLE INSPECTION IAW AD/PA32/79.SDR AUS20020728Door · out of adjust(AUS) RH MAIN LANDING GEAR CENTRE DOOR ASSEMBLY OUT OF ADJUSTMENT.SDR E220405Module · failedSTS MAG "GEAR MOMNITOR" REPLACED GEAR CONTROL HANDLE MODULE PERFORM ALL LANDING GEAR ALTE EXTENSIN SYS TEST NML.SDR C2XA02IA137Control Valve · malfunctionedIAH- FLIGHT 3806, WHILE PREPARING TO LAND AT IAH THE CREW NOTED THAT THE LANDING GEAR FAILED TO EXTEND WHEN THE GEAR WAS SELECTED TO THE DOWN POSITION, THE HANDLE WAS RECYCLED FIVE (5) TIMES, THE CIRCUIT BREAKER WAS RESET, NO EFFECT. THE CREW USED EMERGENCY SDR C2XA02BT028Uplock · malfunctionedEWR- CREW REPORTED AFTER TAKEOFF LG/GEAR DISAGREEMENT (INDICATION), RT MAIN GEAR. AIRCRAFT AIR RETURNED TO EWR. MAINTENANCE REMOVED AND REPLACED RT MAIN LANDING GEAR UPLOCK BOX IAW EMB145 MM 32-33-10 AND PROXIMITY SWITCH IAW EMB145 MM 32-61-01. AIRCRAFT RETUSDR C2XA02IA136Uplock · malfunctionedEWR- FLIGHT 4161, THE CREW NOTED THAT THE LANDING GEAR DISAGREEMENT LIGHT ILLUMINATED FOR THE RIGHT MAIN GEAR. THE CREW RETURNED TO EWR WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RIGHT MAIN GEAR UPLOCK BOX, PERFORMED A OPERATIONAL CHECK OF THE LSDR CJP2002F00000Selector Valve · failedLANDING GEAR WOULD NOT EXTEND WHEN GEAR HANDLE WAS SELECTED TO DOWN POSITION. FLIGHT CREW COMPLETED AN EMERGENCY LANDING GEAR EXENSION AND LANDED WITHOUT INCIDENT. MAINTENANCE JACKED AIRCRAFT AND DUPLICATED PROBLEM. LANDING GEAR TROUBLESHOOTING DETERMINED LSDR C2XA02IA135Uplock · failedIAH- FLIGHT 3815, THE CREW NOTED THAT THE NOSE LANDING GEAR DID NOT RETRACT. THE CREW RETURNED TO IAH WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NLG UPLOCK BOX. PERFORMED A OPERATIONAL CHECK, AND A LEAK CHECK, NO DEFECTS NOTED. THE AIRCRAFT WASDR KPV2002F00001Control Cable · brokenNOSEWHEEL ALT EXTENSION HANDLE/CABLE BROKE. REMOVED AND REPLACED NOSEWHEEL ALT EXTENSION HANDLE CABLE, RIGGED NLG ALTERNATE RELEASE CONTROL IAW MM. OPS CHECK OF ALT EXTENSION SYSTEM GOOD IAW MM.SDR CA020729009Brushes · failed(CAN) WHILE LANDING GEAR WAS BEING EXTENDED DURING AN APPROACH, LANDING GEAR DID NOT COME OUT AFTER A FEW TRIES (GEAR UP, GEAR DOWN), IT DID FINALLY EXTEND. THE AIRCRAFT WAS CHECKED AND IT SEEMED THAT THE ENGINE WAS FORCING DURING RETRACTION. THE BRUSHES WERE SDR PHALG0201Bearing · defectiveDEFECTIVE/ MISSING CHROME PLATING ON INSIDE DIAMETER OF CAPSULES. CONDITION CAN LEAD TO PREMATURE FAILURE OF BEARING RING AND EXCESSIVE/ UNEVEN WEAR TO BEARING CARRIER AND METERING PIN. CONDITION FOUND ON (6) SIX CAPSULES / GEARS AT FIRST OVERHAUL. CONDITIOSDR COMA0260388Selector Valve · malfunctionedFLIGHT 5294 GEAR DISAGREE WARNING DURING RETRACION.REPLACED THE MLG SELECTOR VALVE.SDR MALA020363Wire · brokenFOUND BROKEN WIRE AND CONNCETOR PLUG BAD ON SEPARATION BOLT. REPAIRED WIRE AND REPLACED CONNECTOR PLUG.SDR CA020626010Connector · contaminated(CAN) AFTER TAKOFF THE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO BASE. MAINTENANCE DISCOVERED THAT THE RIGHT HAND WIRING CONECTOR IN THE WHEEL WELL WAS DIRTY AND PREVENTED THE PROPER INDICATION TO ALLOW THE LANDING GEAR TO BE RETRACTED. THE CONNECTOSDR MALA020362Connector · damagedFOUND RT SEPARATION BOLT CONNCETOR PLUG BAD. REMOVED AND REPLACED CONNECTOR PLUG.SDR COMA0260385Landing GearFLIGHT 5858 GEAR DISAGREE WARNING DURING EXTENSION.COULD NOT DUPLICATE GEAR EXTENSION AND RETRACTION CHECKS WERE NORMAL.SDR COMA0260384Valve · malfunctionedFLIGHT 5004 - NLG DID NOT RETRACT.REPLACED THE NLG SELECTOR VALVE.SDR MALA020361Control Valve · malfunctionedWHEN SELECTING GEAR DOWN DID NOT GET 3 GREEN LIGHTS, RESET LANDING GEAR CONTROL CB AND GOT 3 GREEN. R&R LANDING GEAR CONTROL VALVE IAW AMM32, PERFORMED GEAR SWING AND LEAK CHECKS. ALL CHECKS GOOD.SDR UIA02003Selector Valve · failedLANDING GEAR WILL NOT EXTENED IN FLT. USED ALTERNATE EXTENSION, A/C SAFETY LANDING. AFTER CHECKING LANDING SYS, FOUND LANDING GEAR SELECTOR VALVE MALFUNCTIONED. REPLACED SELECTOR VALVE AND PERFORMED LANDING GEAR RETRACTION AND EXTENSION OPERATIONAL CHECKEDSDR USAASB02117Solenoid · faultySYR - FLT 251 - AFTER T/O FROM SYR, COULD NOT GET THE GEAR HANDLE TO MOVE PAST THE 'OFF' POSITION. CREW DID NOT OVERRIDE THE GEAR HANDLE BECAUSE OF A FLAPPING NOISE HEARD FROM THE NLG WW. FLT RETURNED TO FIELD AT SYR AND LANDED WITHOUT FURTHER INCIDENT. AFTSDR 2002FA0000765Relay · failedLANDING GEAR FAILED TO EXTEND IN FLIGHT, GEAR WAS HAND CRANKED DOWN AND A SAFE LANDING WAS MADE. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. THE RELAY CONTROL STICK IN THE UP POSITION WHEN THE GEAR WAS CYCLED. RELAY WAS REMOVED AND A NESDR 2002F01119Linkage · obstructedPOS - FLT 8109 - ON APPROACH INTO POS, THE NOSE LANDING GEAR WOULD NOT FULLY EXTEND THROUGH NORMAL MEANS. ALTERNATE EXTENSION PROCEDURES WERE USED. FOREIGN MATTER INTERFERED WITH THE CORRECT OPERATION OF THE SYSTEM. CLEANED AND LUBRICATED THE NOSE LANDING GSDR AUS20020615Hose · failed(AUS) LT MAIN LANDING GEAR RAM DOWN HOSE FAILED ADJACENT TO THE END FITTING.SDR QXEA0200887Sequence Valve · malfunctionedPSC- AFTER TAKEOFF WHEN GEAR WAS SELECTED UP NR 2 HYD PRESSURE AND QUANTITY DROPPED TO ZERO. NR 2 ENGINE HYDRAULIC PUMP ILLUMINATED. MLG REMAINED RED, WHILE NOSE GEAR RETRACTED. LT MLG DOOR DID NOT OPEN, THE NOSE AND RT GEAR DOOR REMAINED AMBER. NR 2 HYD PUMPSDR 2002FA0000770Relay · sticksLANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. INSPECTION OF THE SYSTEM FOUND THAT THE DYNAMIC RELAY WOULD STICK IN THE DOWN POSITION. A NEW DYNAMIC RELAY WAS INSTALLED AND THE SYSTEM OPERATIOSDR 2002FA0000769Motor · noisyGEAR MOTOR MAKES GRINDING NOISE WHEN THE GEAR IS RETRACTED. MOTOR WAS REMOVED AND A NEW MOTOR INSTALLED OPERATION OF THE GEAR SYSTEM IAW MM, CHECKED NORMAL.SDR UHL2002F00002Hose · chafedAFTER DEPARTURE, UPON SELECTING GEAR UP HYDRAULIC WARNING LIGHT ILLUMINATED WITH ASSOCIATED (2620) PRESSURE READING ON GAUGE LANDING GEAR EXTENDED RETRUNED TO FIELD, MAINTENANCE INSPECTED, FOUND NOSE RETRACT CYLINDER HOSE CHAFFED THROUGH. REPLACED HOSE, SERVISDR COMA0260366Bracket · bentFLIGHT 5127 NLG WILL NOT RETRACT.STRAIGHTENED NLG CENTERED SENSOR BRACKET.SDR UPS02638579Sequence Valve · failedINSPECTION TYPE:N/A ATB AFTER T/O LEFT GEAR WOULD NOT GO UP, AFTER FEW TRIES, GEAR WENT UP BUT WOULD NOT COME DOWN. ALTERNATE METHOD WAS USED TO LOWER THE GEAR. A/C REMAINS OUT OF SERVICE. PSER TEST CARRIED OUT, SYS OPS NORMAL PSEU BIT HISTORY CHRO, REGISTESDR 2002FA0000785Gear · wornDURING LANDING GEAR RETRACTION PILOT REPORTED LAND GRINDING NOISE. CAUSED BY WORN OUT GEAR BOX INTERNAL SYSTEM. INSPECTED WORN OUT GEARS TOOTH.SDR DHL2002363007Light · inoperativeLANDING GEAR ON WD PANEL INDICATES NO LIGHT ON LEFT MAIN GEAR. REPLACED LT MLG INDICATION LAMP ON FWD PANEL AND OPS CHECKS GOOD IAW M/M 33-14-00.SDR 2002F00617Landing Gear · malfunctionedFLIGHT NUMBER 381, WHEN LOWERING THE LANDING GEAR ON APPROACH INTO DEN, THE RIGHT GEAR WAS SLOW TO ILLUMINATE A GREEN LIGHT. THE GEAR WAS VERIFIED DOWN AND LOCKED BUT CHANGED TO A RIGHT GEAR UNSAFE INDICATION, MANUAL GEAR EXTENSION WAS UNSUCCESSFUL. THE AIRCSDR GAIA02069OPAccessory Unit · failedDURING APPROACH OF FLIGHT NR 1849 FROM MSP TO SEA, THE RIGHT MAIN LANDING GEAR INDICATED UNSAFE. CREW DID A 'GO AROUND' AND ON SECOND APPROACH GOT ALL GREEN LIGHTS. SECONDARY INDICATIONS WERE NORMAL. CREW DECLARED AN EMERGENCY INTO SEA. AIRCRAFT LANDED WITSDR AUS20020718Bracket · missing(AUS) RH MAIN LANDING GEAR UPLOCK ASSEMBLY BRACKET AND SPRING MISSING.THE BRACKET IS ATTACHED TO THE RIB LOCATED IN THE RH WHEEL BAY BY THREE RIVETS AND IT APPEARS THAT THE RIVETS FAILED PROBABLY DUE TO AGE HARDENING. LANDING GEAR COLLAPSED ON TOUCHDOWN.SDR AUS20020608Arm · broken(AUS) RH MAIN LANDING GEAR ARM BROKEN AND BENT.SDR COMA0260358Selector Valve · malfunctionedFLIGHT 5882 GEAR DISAGREE WARNING, NLG DID NOT EXTEND - USED MANUAL EXTENSION.REPLACED THE NLG SELECTOR VALVE.SDR CA020725012Brace · sheared(CAN) AFTER TAKE OFF. LT MLG WOULD NOT RETRACT, EICAS GEAR DISAGREE DOOR LIGHT AND GEAR LIGHT ON. AIRCRAFT RETURNED TO AIRPORT. FOUND LT BEAR SIDE BRACE LOCK ACTUATOR PISTON SHAFT SHEARED. REPLACED ACTUATOR AND SYSTEM CHECKED NORMALSDR 2002F00616Bracket · crackedFOUND LEFT MAIN GEAR UPLOCK ACTUATOR HOOK BRACKET CRACKED AT ONE OF THE RIVET HOLES ATTACHING IT TO THE FORWARD WHEEL WELL WALL.SDR AUS20020531Landing Gear · failed(AUS) LT MAIN LANDING GEAR FAILED TO RETRACT.SDR COMA0260355Landing GearFLIGHT 5494 NOSE GEAR DISAGREE WARNING. NLG UNSAFE INDICATION.INSPECTED NLG AND PERFORMED EXT AND RETRACTION CHECKS. NO FAULTS FOUND.
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