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 DXTA2010012903961Steering Unit · malfunctionedAFTER LIFING UP LANDING GEAR HANDLE DURING TAKEOFF, RED GEAR UNLOCK LIGHT ILLUMINATED STEADY WITH A NOSE GEAR DOWN LIGHT INDICATION. LATER EXTENDED LANDING GEAR HANDLE WITH NORMAL GEAR EXTENDED INDICATION. REPLACED NLG STEERING UNIT IAW MM 32-50-00.SDR CA100129008Powerpack · malfunctioned(CAN) MX WAS CARRIED OUT ON THE ACFT THAT REQUIRED GEAR SWING(S). THE FIRST WAS SUCCESSFUL. THE SECOND SHOWED A WEAK RETRACTION AND THE THIRD POPPED THE 60AMP GEAR CB. TROUBLESHOOTING POINTED TOWARDS THE POWERPACK. THE POWERPACK WAS REMOVED AND SENT TO THE OSDR FDEA201001270279Selector Valve · malfunctionedON FINAL EXTENDED LANDING GEAR HANDLE, GOT 4 RED LIGHTS NO OUTSIDE NOISES ASSOCIATED WITH NORMAL EXTENSION, RETRACTED GEAR HANDLE UNTIL ALL LIGHTS EXTINGUISHED. ON SECOND ATTEMPT HAD NORMAL GEAR EXTENSION. R & R LANDING GEAR SELECTOR VALVE IAW REF TO MM 32-SDR FDEA201001270276Landing Gear · malfunctionedLANDING GEAR FAILED TO COME UP. RAN QRH PROCEDURE USING LOCK OVERIDE AND GEAR CAME UP. UNCOVERD AND SELECTED TO ALTN POSITION. ALL 3 MLG PINS INSTALLED AND SAFETIED. GEAR LEVER LOCK CB ON P11 PANEL FOUND PULLED AND COLLARED. UNCOLLARED LEVER LATCH CB, ERASDR UALA2010012700332Selector Valve · malfunctionedRT GEAR SLOW TO EXTEND. NO JACKS OR MULE ON FIELD. SETTING UP FOR GEAR DOWN FERRY. NO OBVIOUS DEFECTS. ACCOMPLISHED MT32-015, GEAR DOORS OPERATE NORMALLY. BSCU 1 INDICATED BRAKE SELECTOR VALVE 23GG IN PREVIOUS LEG REPORT. REPLACED BRAKE SELECTOR VALVE. NO MSDR QXEA2010012800070Control Panel · malfunctionedWHEN FLAPS 5 WAS SELECTED LT MAIN AMBER GEAR DOOR ILLUMINATED AND WE FELT DOOR OPEN APPROX 1 SECOND LATER GEAR DOOR SHUT AMBER LT EXTINQUISHED APPROX 2 SECONDS LATER ALL 3 AMBER DOOR LIGHTS ILLUMINATED AS WELL AS THE 3 GEAR UNSAFE LIGHTS AND WE FELT THE DOORSSDR REXA201000012Unknown · malfunctionedGEAR DISAGREE ON TAKEOFF (NOSE GEAR WOULD NOT RETRACT). DEFERRED PER MEL 32-30-01.SDR DXTA2010012503952Landing Gear · malfunctioned"UNLOCK" INDICATION DURING GEAR RETRACT ACCOMPANIED BY LOUD GRINDING SOUND. ICAS REPORTED "WOW MISCOMPARE".SDR UALA2010012500285Sequence Valve · failedNLG DID NOT EXTEND IN FLT. RAN ALT EXTEND CHECKLIST & GOT GREEN LIGHTS. NORMAL LANDING. REPLACED NLG SEQUENCE VALVE. AFTER REPLACEMENT OF SEQUENCE VALVE ACCOMPLISHED NOSE GEAR EXTENSION AND RETRACTION TEST NUMEROUS TIMES AND GEAR. OPS CHECKED NORMAL. NO LSDR BSYA2010006Motor · malfunctionedON APPROACH INTO ADS PILOT SELECTED GEAR DOWN AND BOTH AMP METERS PEGGED FULL SCALE AND THE GEAR CIRCUIT BREAKER POPPED. PILOT HAND CRANKED GEAR DOWN AND LANDED NO PROBLEMS. REMOVED AND REPLACED LANDING GEAR MOTOR AND BOX ASSY.SDR FDEA201001210209Valve · failedON APPROACH, PUT GEAR LEVER DOWN. GOT NO NOSE GEAR INDICATION. HAD GEAR DISAGREE MESSAGE, GEAR AND DOOR LIGHTS. RAN CHECKLIST AND LOWERED GEAR WITH ALT IXT SWITCH. COULD HEAR NOSE GEAR EXTENDING. GOT 3 GREEN INDICATIONS AND DOOR LIGHT. LANDED NORMALLY.SDR 2010FA0000063Motor · seizedLANDING GEAR FAILED TO EXTEND. ACFT LANDED GEAR UP. FOUND ELECTRIC MOTOR SEIZED. COULD NOT EXTEND LANDING GEAR MANUALLY.SDR MASA2010012000102Priority Valve · malfunctionedON SHORT FINAL TO IAD FRONT LANDING GEAR DID NOT EXTEND AFTER GEAR LEVER WAS MOVED TO THE DOWN POSITION. PROCEEDED TO GO AROUND ADVISED THE TOWER THAT CREW WAS NOT DECLARING AN EMERGENCY AND WOULD NEED TO RUN SOME CHECKLIST. THE NOSE GEAR EXTENDED SHORTLY AFSDR NSVA2010015Lock · engagedTHE NOSE LANDING GEAR DID NOT RETRACT UPON SELECTION OF THE LANDING GEAR HANDLE TO THE UP POSITION. THE SUBSEQUENT LANDING GEAR SYSTEM INSPECTION REVEALED THAT THE NOSE GEAR GROUND LOCK WAS STILL ENGAGED. THE NOSE GEAR GROUND LOCK WAS DISENGAGED AND THE AIRSDR 2010FA0000045Track · brokenPN 1513055-1 CAM TRACK ASSY BROKE UPON GEAR RETRACTION. NOSE GEAR THEN WOULD NOT RETRACT PROPERLY OR EXTEND AND LOCK PROPERLY. PUMP MOTOR C/B CONTINUED TO TRIP DURING THE FLIGHT. ACFT WAS LANDED WITHOUT INCIDENT. IT WAS NOTICED THAT THE NOSE GEAR WAS COCKESDR CA100115006Motor · malfunctioned(CAN) ON APPROACH, GEAR DOWN WAS SELECTED. GEAR DOWN NOTIFICATION WAS POSITIVE BUT THE LANDING GEAR HYD MOTOR CONTINUED TO RUN VERY LOUD FOR MORE THAN 30 SECONDS. OVERSHOOT WAS INITIATED AND GEAR WAS CYCLED WITH THE SAME RESULTS, THE CREW ELECTED TO RETURN TSDR DXTA2010011403944Landing Gear · malfunctionedWHILE ATTEMPTING TO EXTEND THE LANDING GEAR, THE RED UNLOCK CAME ON FOR 3 SECONDS WITH NO AUDIBLE GEAR EXTENSION SOUNDS. THE AFTER 3 SECONDS THE GEAR EXTENDED NORMALLY.SDR AALA20100112STL01Cylinder · inoperativeSTL - LEFT MAIN LANDING GEAR WOULD NOT RETRACT ON TAKEOFF. EMERGENCY DECLARED, RETURNED STL WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED LEFT MAIN GEAR RETRACT SUPPORT FITTING AND LEFT MAIN GEAR RETRACT CYLINDER AND CYLINDER LINKAGES. SYSTEM GSDR QXEA2010011200035Cam · malfunctionedRT MAIN WAS SLOW TO RETRACT. ALL LIGHTS WENT OUT THEN "R. DOOR" AMBER LIGHT CYCLED 8-10 TIMES, A SLIGHT BUFFET WAS FELT ON RT SIDE. THEN LIGHTS WENT OUT.-"ALT. GEAR EXTENSION USED". LANDING UNEVENTFUL. IDENTIFIED RT ALTERNATE EXTENSION CAM MECHANISM BINDING ANSDR CNMA20100001Retract Cylinder · defectiveUPON GEAR RETRACTION, LT MLG RED LIGHT ON LOOKED THRU VIEWER, SAW GROUND LIGHTS, FELT VIBRATION. REMOVED AND REPLACED LT MLG RETRACT ACTUATOR. OPS CHECKS GOOD IAW MM 32-33.SDR GLBA20100107ARelay · malfunctionedUPON DEPARTURE THE PILOTS REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT MX FOUND THE K0122 RELAY CHATTERING AND THE FDR LIGHT FLICKERING. MX REMOVED AND REPLACED THE K0122 RELAY. INSTALLED AND SECURED NUTS. PERFORMED 3 GEAR EXTENSIONS AND RETRACTION IAW MMSDR FDEA201001070037Seal · leakingLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, TRIED BOTH SYS. HANDLE WOULD NOT GO PAST NEUTRAL POSITION. RETURNED TO DEPARTURE. FOUND HYD FLUID LEAKING FROM BOTTOM OF RT PITCH DAMPER AND PRESSURE INDICATOR POPPED. R & R RT MLG PITCH DAMPER IAW AMM 32-11-SDR ASOA20100022Landing Gear · unknownPERFORMED EXTENTION/ RETRACTION OF NLG AND MLG IAW AMM 32-30-00. OPS CHECKED GOOD. (CLOSED)SDR CA100108002Relay · failed(CAN) ON APPROACH WHEN CREW SELECTED DOWN GEAR THE CONTROL CB POPPED AND CREW HAD TO MANUALLY EXTEND THE GEAR. UPON ARRIVAL WHEN OUTSIDE THE AIRCRAFT WITH POWER ON THE CREW HEARD THE HYDRAULIC PUMP RUNNING SO THEY TURNED OFF POWER, CONTACTED MAINTENANCE AND WSDR ASOA201000009Landing Gear · malfunctionedGEAR LEVER SELECTED UP AND NOSE GEAR WOULD NOT RETRACT GEAR. HANDLE SELECTED DOWN AND REMAINED DOWN. WHEN THE ACFT FIRST LEFT THE GATE A BUMP COULD BE HEARD WHEN THE TUG WAS FIRST CONNECTED TO THE ACFT. (EMERGENCY DECLARED -- A/C RETURNED TO DEPARTURE DUE TSDR QXEA2010010700020Control Panel · malfunctionedLANDING GEAR DID NOT EXTEND NORMALLY- NO INDICATION THAT GEAR DOORS OPENED PERFORMED EMERGENCY CHECK LIST UTILIZED ALTERNATE GEAR EXTENSION. GEAR EXTENDED UTILIZING ALTERNATE GEAR EXTENSION. LANDING UNEVENTFUL. RETRIEVED PSEU FAULT CODES IAW AMM TASK 32-61-00-SDR MALA100001Control Panel · malfunctionedON DEPARTURE, RECEIVED GEAR INTRANSIT LIGHT AS GEAR WAS SELECTED UP; GEAR REMAINED DOWN, AND DIVERTED. NO DEFECTS NOTED; PERFORMED GEAR SWINGS; REPLACED LG CONTROL PANEL.SDR DXTA2010010403927Manifold · inoperativeLANDING GEAR DID NOT EXTEND NORMALLY WHEN SELECTED, ONLY UNSAFE LIGHT ILLUMINATED. NO GEAR ASSOCIATED NOISE OR ACTIVITY NOTED. GEAR DID EXTEND USING BLOW DOWN PROCEDURE. R & R LANDING GEAR CONTROL MANIFOLD IAW 750 MM 32-30-02. OPS & LEAK CHECKS ARE GOOD.SDR MASA2009122800127Uplock Hook · defectiveGEAR DISAGREE WARNING. REPLACED THE UPLOCK HOOK.SDR DXTA2009123003918Actuator · failedHAD GEAR UNSAFE INDICATION, DUE TO LT MAIN GEAR NOT GETTING A GREEN LIGHT. RAN "BB1" CHECKLIST. BLEW GEAR DOWN, IT DID NOT FIX THE UNSAFE CONDITION. HAD A NORMAL LANDING AND THEN GOT TOWED IN.SDR MASA2009122800365Uplock Hook · malfunctionedFLT 7225 LAN-ORD. GEAR DISAGREE WARNING MESSAGE, GEAR SLOW TO RETRACT. CREW FOLLOWED QRH AND MESSAGE WENT OUT. CAPTAIN DID DECLARE AN EMERGENCY. MX REPLACED THE UPLOCK HOOK.SDR REXA200900143Landing Gear · malfunctionedUPON GEAR RETRACTION RECEIVED MASTER WARNING GEAR DISAGREE. THE NOSE GEAR INDICATED STILL DOWN. MTX DEFERRED (MEL) THE GEAR RETRACTION SYSTEM.SDR 2010FA0000163Powerpack · inoperativeON DECEMBER 27,2009 THE LANDING GEAR FAILED TO EXTEND UNDER NORMAL ELECTRICAL POWER DUE TO A NUISANCE OPENING IN THE 60 AMP UNDERFLOOR CIRCUIT BREAKER. THE PILOT TOOK EMERGENCY ACTION WITH THE CONTROL TOWER TO VISUALLY CHECK THE LANDING GEAR FOR THE DOWN POSISDR IXXA090078OLanding Gear · lack of lubeDURING APPROACH, WITH GEAR LOWERED, RT MAIN GEAR LIGHT DID NOT ILLUMINATE. THE CREW CYCLED GEAR SEVERAL TIMES BEFORE GETTING GEAR DOWN INDICATION, THEY LANDED WITHOUT FURTHER INCIDENT. MX INSPECTED ALL SWITCHES ON THE RT MLG AND LUBED GEAR. OPS CHECK GOOD IASDR DL76L092036Pseu · unserviceableAFTER RAISING GEAR PROBE HEAT EICAS ILLUMINATED WITH CORRESPONDING UNSAFE GEAR UP. FLAP CONFIG WARNING WHEN RAISING T/O FLAP. FLAP CONFIG WARNING WHEN RAISING TO FLAPS 1 WITH GEAR HANDLE UP NOSE AND RT GEAR LTS REMAIN GREEN. T/S IAW FIM SSM AND WDM. PERFORMESDR 2009FA0001082Reservoir · out of toleranceRECEIVED AN INSPECTED PNEUMATIC RESERVOIR (EMERGENCY BRAKE/GEAR BLOWDOWN BOTTLE) WITH 8130-3 NR AE-67615 DATED 10/29/2009. UPON INSTALLATION AND OPS CHECKS, THE INSPECTOR DETERMINED THAT THE BOTTLE MFG DATE OF JUNE 1980 MEANT THAT THE BOTTLE LIFE LIMIT OF 24 YSDR DXTA2009122403913Landing Gear · malfunctionedAFTER TAKEOFF THE GEAR HANDLE WOULD NOT MOVE TO THE UP POSITION. SHORTLY AFTER THE WOW MISCOMPARE CAUTION CAME ON. JACKED ACFT AND PERFORMED ADJUSTMENT/TEST OF NLG AND MLG SQUAT SWITCHES IAW MM 32-60-00. SERVICED NLG OLEO STRUT WITH NITROGEN IAW MM 32-20-00.SDR BSYA2009062Downlock Hook · dirtyAIRCRAFT GOING INTO ADS HAD NO LEFT GEAR DOWN AND LOCK INDICATION, LANDED NO PROBLEMS. MAINTENANCE CLEANED AND LUBED DOWN AND LOCK HOOK, CYCLED GEAR MANY TIMES, OPS CHECKS GOOD.SDR C2XAO9RI221Solenoid Valve · defectiveFLIGHT 2580 - EWR - FLIGHT CREW REPORTED RIGHT MAIN GEAR RETRACTED SLOWER THAN LEFT, CAUSING SIGNIFICANT YAW MOTION TO RIGHT DURING CLIMBOUT. EWR MX REMOVED AND REPLACED RT MAIN GEAR ACTUATOR AND SOLENOID VALVE. MX PERFORMED OPERATIONAL TEST SUCCESSFULLY. ASDR REXA200900139Landing Gear · malfunctionedSELECTED GEAR DN ON APPROACH. NOSE LANDING GEAR FAILED TO EXTEND RESULTING IN GEAR DISAGREE WARNING. MTX PERFORMED THE FOLLOWING: PERFORMED FUNCTIONAL TEST OF THE LANDING GEAR EXTENSION AND RETRACTION. OPS CHECK GOOD. PERFORMED LANDING GEAR DISAGREE TEST.SDR AALA20091218LAX03Fuse · failedRIGHT MAIN GEAR DOOR WOULD NOT RETRACT WHEN GEAR WAS UP. RECYCLED GEAR STILL WOULD NOT RETRACT. NORMAL GEAR AND DOOR INDICATION UPON LANDING. RETURNED TO LAX AND LANDED WITHOUT INCIDENT. REPLACED EXTENSION AND RETRACT FUSE.SDR DXTA2009122103906Circuit Board · intermittentUNSAFE NOSE GEAR INDICATION. 2 GREEN 1 RED INDICATION, NO AOA INDEXER. DURING THE VECTORS TO RUN THE CHECKLIST, THE GREEN NOSE INDICATION CAME ON WITH AOA INDEXER AFTER ABOUT 5 MINUTES. LANDING WAS UNEVENTFUL. FOUND INTERMITTENT PC BOARDS NZ004 AND NZ009. RESDR ASOA200901427Valve · failedRECEIVED "GEAR DISAGREE" DURING GEAR EXTENSION, MAIN WERE GREEN, NOSE WAS WHITE RAN CHECK LIST AND PULLED EXT HANDLE. THAT GAVE US 3 GREEN. NOSE DOOR OPEN MSG WAS SHOWING WITH GEAR DISAGREE MSG (EMERGENCY DECLARED).SDR CA091215006Piston · cracked(CAN) NDT OUR LANDING GEAR AND RETRACT COMPONENTS EVERY 5 YEARS. COMPLETE AN NDT INSPECTION AT THIS TIME. DURING THIS INSPECTION, A CRACK WAS DISCOVERED. THIS IS THE SECOND OCCURRENCE OF A PISTON FOUND CRACKED IN OUR FLEET OF 4 TWIN COMMANDERS (TC NR 20091SDR CA091216009Accumulator · low(CAN) AIRCRAFT RETURNED TO BASE AS THE LANDING GEAR WOULD NOT REMAIN UP AND LOCKED. MAINTENANCE INSPECTED AIRCRAFT AND ACCOMPLISHED GEAR SWINGS AND THE GEAR OPERATED NORMALLY. HYDRAULIC ACCUMULATOR WAS FOUND TO BE LOW AND THE PRESSURE WAS ADJUSTED TO MANUFACSDR QXEA2009121801076Roller · brokenROLLER ON RT MAIN GEAR ALTERNATE RELEASE ARM HAS OUTER RACE BROKEN OFF. REPLACED ROLLER ON ALTERNATE RELEASE ARM.SDR REXA200900134Uplock · bypassingLANDING GEAR DISAGREE ON TAKEOFF, NLG IND WAS RED AFTER GEAR RETRACTION. MTX RAR THE NLG UP LOCK ASSY.SDR QXEA2009121601059Landing Gear · malfunctionedAFTER LIFTOFF- RETRACT GEAR, APPROX 30 SEC. AFTER DARK LANDING GEAR PANEL WE GOT A ILLUM. GEAR HANDLE AND 2 UNSAFE MAIN GEAR (RT RED) LIGHTS, LASTED APPROX 5 SEC. AFTER THAT ALL LIGHTS WENT OUT AND STAYED THAT WAY. PERFORMED ALTERNATE GEAR EXTENSION. LANDED UNSDR 2010FA0000003Rod End · brokenROD END BROKE WHEN ATTEMPTING TO EXTEND THE LANDING GEAR IN FLIGHT. COULD NOT EXTEND THE GEAR, RESULTING IN A GEAR-UP LANDING. UPON INSPECTION OF THE ROD END, FOUND THAT IT HAD BEEN CRACKED PRIOR TO THE INCIDENT. PROBABLE CAUSE IS FATIGUE FAILURE DUE TO THESDR GLBA200912111Landing Gear · inoperativeLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. MX JACKED THE ACFT AND PERFORMED A GEAR RETRACTION AND EXTENSION TEST IAW MM 32-30-00. THE OPS CHECK WAS GOOD ON THE GROUND. SUBSEQUENT OPS CHECK FLIGHT WAS UNSATISFACTORY. MX REMOVED AND REPLACED THE MLG SQUAT SW
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