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 CA041010003Valve · leaking(CAN) CREW REPORTED HYD 2 LOW PRESS, NR 2 EDP FAIL, IB AND OB SPOILERS FAIL, NR 2 HYD QUANTITY READING ZERO. AIRCRAFT DIVERTED, DUE TO WEATHER. MAINTENANCE FOUND THE MLG DOWNLOCK ASSIST VALVE LEAKING. MAINTENANCE REPLACED THE DOWNLOCK ASSIST VALVE, THE SYSSDR COMA0460568Selector Valve · unreliableFLIGHT 5994 GEAR DISAGREE WARNING. REPLACED THE NLG SELECTOR VALVE.SDR GAIA04168OPSequence Valve · crackedFLT 715 - ELP-FWA - ON TAKEOFF DURING GEAR RETRACTION THE FLIGHT CREW NOTICED THE A-SYSTEM HYDRAULIC QUANTITY WENT TO ZERO. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO ELP WHERE A LANDING WAS MADE WITHOUT INCIDENT. FOUND LEFT MLG SEQUENCE VALVE LESDR 04270621Valve · inoperativeON APPROACH, GEAR DISAGREE PROCEEDED WITH MISSED APPROACH. MANUAL GEAR EXTENSION, ABLE TO TAXI TO THE GATE. REMOVED AND REPLACED NLG PRIORITY VALVE, NLG SELECTOR VALVE, NR 3 A-HYD SYS ACMP PUMP, NLG BYPASS VALVE, MLG SELECTOR VALVE.SDR 2004FA0000825Relay · intermittentPILOT SELECTED GEAR DOWN AND NOTHING HAPPENED, SELECTED GEAR DOWN AGAIN AND GEAR CAME DOWN. UP ON FURTHER TROUBLESHOOTING FOUND RELAY WAS INTERMITTENT, PROBABLE CAUSE AT TIME, UNKNOWN, THIS IS SUPPOSE TO BE AN IMPROVED RELAY SO THERE IS NO RECOMMENDATIONS AT SDR CA041001002Downlock Arm · stuck(CAN) LT GEAR DOWN LOCK ROD FOUND STUCK IN RETACT POSITION. REMOVED ROD, CLEANED LUBRICATED AND CYCLED LANDING GEAR.SDR CA040922001Snap Ring · out of position(CAN) DURING ENDPLAY CHECK (1000 CYCLES) ON LT MAIN GEAR ACTUATOR, INPUT GEAR WAS FOUND TO HAVE 0.090 INCH ENDPLAY. THIS CHECK USED TO VERIFY THAT THRUST BEARING IS PROPERLY INSTALLED, MAXIMUM ENDPLAY IS 0.050. THESE ACTUATORS ARE OVERHAULED AT 7500 CYCLES, TSDR WVE2004F00023Cable · maladjustmentLT AND RT GEAR IN TRANSIT LIGHTS REMAINED ILLUMINATED AFTER GEAR EXTENSION. THE FREEFALL CONTROL LEVER WAS BUMPED OUT OF ITS NORMAL (UP) POSITION AND WHEN THE GEAR WAS SELECTED DOWN AND IT COMPLETED ITS CYCLE THE MAIN LANDING GEAR INBOARD DOOR FREEFALL CABLE SDR 2004FA0000725Pivot Assy · crackedIN FLIGHT THE LT LANDING GEAR WOULD NOT COME DOWN. THE PILOT WAS ABLE TO MANUALLY GET THE GEAR DOWN AND LOCKED FOR LANDING. UPON INVESTIGATION IT WAS DISCOVERED THAT THE LT MAIN LANDING GEAR PIVOT ASSEMBLY SHAFT WHERE THE ACTUATOR ATTACHES HAD BROKEN AND WHSDR C2XA04CL095Control Unit · inoperativeCLE FLIGHT 3181, CREW REPORTED THAT THE LANDING GEAR DID NOT RETRACT AFTER TAKEOFF. MAINTENANCE INSPECTED SYSTEM AND REMOVED AND REPLACED THE LANDING GEAR ELECTRONIC UNIT. ALL OPERATIONAL CHECKS WERE GOOD. PERFORMED TEST FLIGHT, AND TEST FLIGHT WAS GOOD. ASDR C2XA02CL09ALanding Gear · malfunctionedSTL FLIGHT 2162, CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT AFTER TAKE-OFF. RETURNED TO STL AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED SYSTEM, AND CYCLED LANDING GEAR SEVERAL TIMES. ALL OPERATIONAL CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVSDR DXTA200400401Warning Light · illuminatedAFTER TAKEOFF, RT MAIN GEAR WOULD NOT RETRACT, FLYING AT APPROX. 200 KTS. THE RT MAIN GEAR LIGHT WAS ON ALONG WITH THE GEAR UNSAFE LIGHT, THE HYDRAULIC LIGHT DID GO OUT. RAN THE EMERGENCY GEAR EXTENSION CHECK LIST AND BLEW THE GEAR DOWN, GOT THREE GREEN LIGHSDR ASMF200409007Link · jammedCAPTAIN REPORTED THAT AFTER TAKEOFF, NOSE LANDING GEAR NOT RETRACTED, LIGHT ON, ABNORMAL PROCEDURE PERFORMED. AIRCRAFT SENT TO THE HANGAR AND NOSE LANDING GEAR OPERATIONAL TEST WAS PERFORMED. NOSE LANDING GEAR LINK WAS JAMMED DURING RETRACTION, THEREFORE NOSSDR C1HA2004006Accessory Unit · malfunctionedON GEAR RETRACTION LEFT MAIN GEAR RED LIGHT REMAINED ILLUMINATED. COM PROCEDURES FOLLOWED. REMOVED AND REPLACED LANDING GEAR ACCESSORY UNIT IAW M/M 32-09-121, OPS CHECK IAW M/M 32-09-121 PG 501. OK FOR SERVICE.SDR AMTA200401155Actuator · leakingLOSS OF HYDRAULIC FLUID FROM LEFT SYSTEM DURING CLIMB-OUT. FOUND HYDRAULIC LINE TO HYDRAULIC BLOCK ON DOWNLOCK ACTUATOR LEAKING. REMOVED AND REPLACED HYDRAULIC LINE, CYCLED SYSTEM, SERVICED HYDRAULIC TO FULL. OPS CHECK, LEAK CHECK GOOD. OK FOR FLIGHT, PER SDR 04FDEA02727Damper · failedON TAKEOFF FROM IAD, GEAR WOULD NOT RETRACT ON BOTH SYSTEM 2 OR SYSTEM 1. CHECK QRM, HOLD FOR FUEL BURN. APPROACH TO 19R IAD NORMAL. ENT BY: 262258 RPT BY: 053758. T/S PROBLEM, FOUND ACTUATOR LOW IN FLUID AND PRESSURE. THE ACTUATOR IS LEAKING FLUID ,THE SDR COMA0460537Valve · faultyFLIGHT 5481 DURING HSV APPROACH RECEIVED A GEAR DISAGREE CAUTION. REPLACED THE NLG SELECTOR VALVE.SDR 0426168709Selector Valve · inoperativeGEAR DISAGREE/NOSE DOOR WARNING ON APPROACH. REMOVED AND REPLACED NOSE GEAR SELECTOR VALVE S/N ON 0521, S/N OFF 2058 REF AMM 32-33-10. PERFORMED NUMEROUS GEAR SWINGS. OPS CHECK GOOD.SDR MALA040606Control Unit · malfunctionedLANDING GEAR WOULD NOT EXTEND, CYCLED BREAKER AND CHECKED GOOD. A/C TO BE FERRIED FROM LFT-MEM FOR REPAIR OF LANDING GEAR DISCREPANCIES. MAINTENANCE REPLACED LANDING GEAR CONTROL UNIT P/N ON AND OFF D494-12-001, S/N ON 64/4-96, OFF 673/05-98. ALL TESTS PASSSDR DXTA200400396Barrel · corrodedAT FL 390 AIRPLANE EXPERIENCE A JOLT AND THE GEAR UNLOCK LIGHT ILLUMINATED WE SLOWED AND DESCENDED BELOW FL180, EXTENDED GEAR NORMALLY AND WITH EMERGENCY BLOW DOWN. REMOVED THE NOSE LANDING GEAR UPPER AND LOWER BARREL ASSEMBLIES, INSPECTED AND FOUND UPPER BARSDR MALA040574Torque Link · wornUNABLE TO RETRACT LANDING GEAR WITHOUT PUSHING DOWNLOCK RELEASE. MAINTENANCE WHILE JACKING AIRCRAFT NOTED RT SHOCK STRUT FAILED TO EXTEND AND UPPER TORQUE LINK HAD EXCESSIVE PLAY. REMOVED AND REPLACED UPPER TORQUE LINK (P/N ON AIR123494, P/N OFF AIR123404, SSDR S2YA04033Switch · inoperativeDURING APPROACH OF FLIGHT, THE CREW WAS UNABLE TO EXTEND THE GEAR. THE CREW EXECUTED A MISSED APPROACH AND MANUALLY EXTENDED THE GEAR ACHIEVED 3 GREEN AND PROCEEDED TO LAND WITHOUT INCIDENT. THE AC WAS INSPECTED AND FERRIED BACK. MX REPLACED THE GEAR HANDLESDR DXTA200400406Roller · out of adjustPASSING FL340 CLIMBING TO FL410 EXPERIENCED A LOUD THUMP WITH A NOTICEABLE AIRCRAFT SHIMMY, GEAR UNLOCK LIGHT ILLUMINATED AND REMAINED ON UNTIL DESCENDING THROUGH FL150. DURING DESCENT ANOTHER BUMP AND SHIMMY LIGHT WENT OUT, GEAR EXTENDED NORMALLY FOR LANDINGSDR 04FDEA02677Dampener · inoperativeAFTER TAKEOFF YYC, ATTEMPTED TO RAISE GEAR, ABLE, TO THE INTERLOCK POSITION, INDICATED GEAR DOWN, UNLOCKED TRIED CYCLING GEAR AND CIRCUIT BREAKERS. NO LT GEAR PITCH DAMPENER POPPET EXTENDED. LT GEAR PITCH DAMPER REPLACED IAW AMM 32-11-15-4. NR 2 MAIN WHEEL RSDR A6WA200440132Trunnion · corrodedFOUND RIGHT MAIN LANDING GEAR, FORWARD TRUNNION, AFT BUSHING HAS PITTING ON FACE OF BUSHING. PERFORMED A MAJOR REPAIR TO PITTED RIGHT MAIN LANDING GEAR FORWARD TRUNNION AFT BUSHING BY REMOVING BUSHING AND INSTALLING 1ST OVERSIZE BUSHING P/N 601R-57-21-2003-41SDR 2004F00419Control Unit · malfunctionedDURING CLIMB, AFTER FLAPS RETRACTION A/C DID NOT ACCELERATE MORE THAN 235 KNOTS. BOTH PFDS AND STANDBY AIRSPEED SHOWED THE SAME MESSAGE. AIRCRAFT RETURNED TO SAL FOR MAINTENANCE. AFTER LANDNG, THE WIRING ON THE VMO/MMO SWITCH WAS CHECKED AND TROUBLESHOOTINGSDR COMA0470069Selector Valve · malfunctionedFLIGHT 5369 GEAR DISAGREE WARNING. REPLACED THE LANDING GEAR SELECTOR VALVE.SDR DL757040865Module · unserviceableLANDING GEAR DISAGREE MSG. REPLACED LANGING GEAR HANDLE MODULE.SDR COMA0460534Uplock · malfunctionedFLIGHT 5884 GEAR DISAGREE WARNING. REPLACED THE NLG UPLOCK ASSY.SDR 04FDEA02714Poppet Valve · trippedAFTER T/O YYC, ATTEMPTED TO RAISE GEAR, UNABLE TO THE INTERLOCK POS, LT GEAR PITCH DAMPENER POPPET EXTENDED. REQUIRE PITCH DAMPENER CPN 3212339 DAMPER. LT GEAR PITCH DAMPER REPLACED PER AMM 32-11-15-4. R/I FROM FACT PREMATURE REMOVAL/INSTALLATION OFF MFSDR MALA040570Control Valve · malfunctionedLANDING GEAR CONTROL C/B POPPED WHEN GEAR SELECTED DOWN, RESET C/B AND GEAR EXTENDED. MAINTENANCE REMOVED AND REPLACED LANDING GEAR CONTROL VALVE P/N HP848430-721, S/N OFF 0019, S/N ON 2108, IAW SAAB AMM 32-31-15 OPS CHECKED GOOD. ALSO REMOVED AND REPLACED LSDR COMA0460511Selector Valve · malfunctionedGEAR DISAGREE WARNING. REPLACED THE MLG SELECTOR VALVE.SDR 2004FA0000823Clutch Spring · failedLANDING GEAR ACT CYCLED ON AND OFF AT 5-10 SECOND INTERVALS IN DOWN POSITION. FOUND NO-BACK CLUTCH SPRING (SLIPPING) WHEN GEAR WAS UNDER PRELOAD IN DOWN OR UP POSITION. SB M20-282 AND SI 102000-1-901 REV2 , INSTALLING NEW NO-BACK CLUTCH SPRING, MECHANISM WASSDR DXTA200400386Arm · unsecureDURING CLIMB OUT, THE GEAR UNLOCK LIGHT CAME ON, RECYCLED GEAR AND PROBLEM DID NOT GO AWAY. ACCOMPLISHED AIR TURN BACK TO MRY. FOUND THE EMERGENCY GEAR BOTTLE ARM NOT SAFETIED AND THE ARM PARTIALLY ACTUATED SUPPLYING NITROGEN TO THE GEAR EXTEND SYSTEM. RESESDR AIH2004F00000Uplock Hook · brokenPILOT REPORTED LANDING GEAR WOULD NOT STAY RETRACTED. THE GEAR WOULD (SLAM) WHEN UP. THE LANDING GEAR EXTENDED PROPERLY AND AN UNEVENTFUL LANDING WAS MADE. MAINTENANCE PERSONNEL JACKED UP THE AIR CRAFT AND DUPLICATED THE PROBLEM, INSPECTION REVEALED THE RT SDR DXTA200400383Valve · malfunctionedUPON GEAR RETRACTION THE RT GEAR RED UNSAFE LIGHT REMAINED ILLUMINATED, COULD ALSO HEAR WIND NOISE. REMOVED AND REPLACED THE RT REVERSING VALVE IAW MM CHAPTER 22-30-31, OPS CHECK SATISFACTORY.SDR COMA0460507Selector Valve · failedFLIGHT 5688 DURING APPROACH AFTER SELECTING GEAR DOWN RECEIVED A GEAR DISAGREE CAUTION. CREW DECLARED AN EMERGENCY, ABORTED APPROACH, PERFORMED MANUAL GEAR EXTENSION AND LANDED SAFELY. REPLACED THE MLG SELECTOR VALVE.SDR CA040902002Accessory Unit · failed(CAN) UPON SELECTION OF GEAR UP, CREW NOTICED THE RT MLG INDICATION SHOWED BOTH (DOWN AND LOCKED) (GREEN LIGHT) AND (UNSAFE) (RED LIGHT) AT THE SAME TIME. FOLLOWING THEIR CHECKLIST, THE CREW DUMPED FUEL AND RETURNED TO BASE WHERE THE GEAR WAS INSPECTED, THE LSDR GAIA04091OPAccessory Unit · inoperativeFLT 713 - SJU-MIA - DURING CRUISE, RIGHT MAIN GEAR RED LIGHT ILLUMINATED IN FLIGHT. FLIGHT CONTINUED TO SJU WHERE A LANDING WAS MADE WITHOUT INCIDENT. TROUBLE SHOT PER MM 32-61-01 AND FOUND LANDING GEAR ACCY UNIT TO BE AT FAULT. REMOVED AND REPLACED SAME PESDR CA040831016Relay · inoperative(CAN) LIGHT IN THE CAWS PANEL ILLUMINATED INDICATING TO THE PILOT A PROBLEM OF LAND GEAR. PILOT LANDED AND AWAITED A FLIGHT PERMIT TO ALLOW GEAR DOWN RETURN TO BASE. AFTER INVESTIGATION, THE RELAY OF THE HYDRAULIC PUMP WAS FOUND INOPERATIVE AND REPLACED. A SDR 64378Powerpack · failedWHEN MAIN LANDING GEAR HANDLE WAS DOWN SELECTED, MAIN LANDING GEAR WOULD NOT EXTEND 2 AMP CB POPPED. CREW FOLLOWED PROCEDURES MANUALLY EXTENDED LANDING GEAR. GOT 3 GOOD DOWN AND LOCKED INDICATIONS. LANDED WITH NO FURTHER INCIDENT. REMOVED AND REPLACED MOTOSDR 2004FA0000715Relay · failedLANDING GEAR WOULD NOT RETRACT IN FLIGHT. 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 CHECKED NORMASDR 04FDEA02564Control Module · inoperativeLANDING GEAR FAIL TO RETRACT ON TAKEOFF. QRH PROCEDURES FOLLOWED BUT GEAR HANDLE WOULD NOT RETRACT. OVER WEIGHT QRH PROCEDURES FOR LANDING COMPLETED. LANDED AT 290,000 LBS AT FPM SINK RATE, SMOOTH LANDING, NO CROSS WINDS FACT 26AUG04 05:03 PVG U T/S IAW SDR 04FDEA02558Sequence Valve · malfunctionedON INITIAL TAKEOFF RETRACTED GEAR AND LT MLG REMAINED DOWN AND LOCKED WITH RED UNLOCK LIGHT ILLUMINATED ON BOTH LANDING GEAR PANELS. PLACED GEAR HANDLE DOWN AND GOT 3 GREEN NO RED LANDED UNEVENTFUL SYSTEM 1 SELECTED. PER FLIGHT CREW DEBRIEF, THE DOOR OPEN LISDR SDR2004068Universal Joint · looseDISCREPANCY: LT MAIN GEAR SHOCK PIN OUT OF PLACE. IT WAS RUBBING WITH LT OB TIRE ASSEMBLY. REMOVED AND REPLACED LT LANDING GEAR UNIVERSAL JOINT AND PINS.SDR CA040831001Relay · burned(CAN) UPON APPROACH GEAR DOWN POSITION WAS SELECTED AND THE POWERPACK FAILED TO OPERATE THE MAIN GEAR EXTENDED FULLY AS DESIGNED AND THE NOSE GEAR FAILED TO GIVE A GREEN DOWN AND LOCKED POSITION INDICATION. THE APPROACH WAS ABORTED AND A GO AROUND WAS CARRIEDSDR SIMA200423912Solenoid · malfunctionedDFW - FLT 3819 - CAPTAIN REPORTED NOSE GEAR DOOR FAILED TO CLOSE AFTER GEAR RETRACTION. INSTALLED NEW NOSE LANDING GEAR DOOR SOLENOID VALVE IAW EMB AMM 32-33-02. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M) SIMASDR GTIA040742Bearing · failedFLT 380 - LT MAIN GEAR UNSAFE LIGHT REMAINED ON AFTER RETRACTION. GEAR RECYLE SATISFACTORY. REPLACED BEARING ON LEFT TORQUE TUBE VERIFIED PROPER RIGGING. PERFORMED MULTIPLE GEAR SWINGS CHECKS GOOD. (M)SDR AALA20040881Scissor Link · crackedSJC - LEFT GEAR SCISSORS UPPER LINK CRACKED AT FORWARD PIVOT POINT. REPLACED LEFT SCISSORS SUPPORT LINK. SYSTEM GROUND CHECKED NORMAL OPERATION.SDR COMA0460481Priority Valve · unreliableFLIGHT 5783 GEAR DISAGREE WARNING. REPLACED THE NLG PRIORITY VALVE.
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