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 USAAD01079Link · brokenCMH-DCA - FLT 835 - AFTER TAKEOFF, WITH THE LANDING GEAR HANDLE RAISED THE RIGHT GEAR RED UNSAFE LIGHT AND THE AMBER GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED. QRH PROCEDURES WERE FOLLOWED, ALL LIGHTS EXTINGUISHED WITH THE GEAR DOWN BUT NO CHANGE WITH THE GEASDR DLM88010579Valve · leakingSTRONG SMELL REPORTED BY FLIGHT ATTENDANTS AND NOTICED ALL THE WAY IN THE COCKPIT. SMELLED LIKE RUBBER FROM TIRES. THIS OCCURED RIGHT AFTER GEAR RETRACTION AND VERY QUICKLY DISSAPATED. REPLACED LANDING GEAR CONTROL VALVE. LEAK CHECKS GOOD. PERFORMED OPERATIOSDR 20010529CW011Screw · damagedUPON ANNUAL INSPECTION, FOUND ADJUSTING SCREW, PN 084113-2, THREADS AT THE POINT OF PULLING OUT OF EYE BOLT END FITTINGS, PN 0841111-3,. THIS IS THE 4TH DISCOVERY OF ADJUSTING SCREW AT THE POINT OF FAILURE WHICH, IF NOT HAD BEEN SINCE THIS IS THE ONLY ITEM LOSDR AUS20011199Hose · leaking(AUS) RH MAIN LANDING GEAR TILT ACTUATOR HYDRAULIC HOSE LEAKING.SDR CALA0100264Bungee Cylinder · defectiveWHEN GEAR WAS LOWERED FOR LANDING ON APPROACH TO ORD THREE RED UNSAFE LIGHTS WERE ILLUMINATED. A GO-AROUND WAS PERFORMED AND QRH PROCEDURES WERE ACCOMPLISHED WITH SUCCESSFUL GEAR EXTENSION. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOOTING FSDR AUS20010815Uplock · sheared(AUS) LH MAIN LANDING GEAR UPLOCK EYE SHEARED.SDR 2001UALA00372Accessory Unit · failedLANDING GEAR HANDLE COULD NOT BE RETRACTED INTO UP POSITION. LANDING GEAR HAD TO BE BROUGHT UP MANUALLY. SUPPLEMENTAL DATA UPDATE REPLACED LANDING GEAR ACCESSORY UNIT. ACCOMPLISHED WIRING CHECK BETWEEN LEVER LATCH SOLENOID AND LANDING GEAR ACCESSORY UNIT. ALSDR 5039032920Bracket · bentNOSE GEAR WOULD NOT RETRACT AFTER TAKEOFF. TROUBLESHOOTING REVEALED BENT BRACKET ON NOSE GEAR CENTERING SWITCH. RESTORED BRACKET, RIGGED SWITCH AND PERFORMED SEVERAL SUCCESSFUL GEAR SWINGS. NO FURTHER DEFECTS NOTED. SUBSEQUENT INVESTIGATION FOUND THAT THE SDR 01FDEA00237Landing Gear · failedLANDING GEAR WOULD NOT RETRACT AFT DEPART IAH. WHEEL WELL DOORS OPENED. PERF SYS BITE, NO FAULTS FOUND, DEFERRED NR 1 POS IND SYS ON MEL 32-2.SDR CA010510020Isolation Valve · failed(CAN) EICAS CAUTION MESSAGE FOR GEAR DISAGREE WHEN GEAR SELECTED, ALL INDICATION TO NORMAL AFTER SEVERAL SECONDS. AFTER TROUBLESHOOTING AND AFTER THE REPLACEMENT OF 3A AND 3B HYDRAULIC PUMPS WITH A NIL FIX, THEY ISOLATED THE PROBLEM TO BE THE MAIN LANDING GEARSDR MALA010382Bushing · looseFOUND DURING C-CHECK, RT MLG OB TRUNION PIN BUSHING HAS MIGRATED. MAINTENANCE REMOVED MIGRATING TRUNION PIN BUSHINGS ON RT OB MLG AND CLEANED AREA. INSTALLED TRUNION PIN BUSHINGS PER CMM 32-10-06.SDR MALA010349Fitting · damagedFOUND DURING 4K-INSPECTION, CWA. LT OB LOWER DRAG STRUT FITTINGS HAVE EXCESSIVE CLEARANCE. LT NACELLE BOTTOM ENGINE MOUNT FITTING HOLE.LT NACELLE BOTTOM ENGINE MOUNT FITTINGS HOLES HAVE EXCESSIVE CLEARANCE. MX REPAIRED DEFECTS IAW EO S54048, SAAB STATEMENT 3SDR MALA010348Fitting · damagedFOUND DURING 4K-INSPECTION, CWA. RT IB UPPER DRAG STRUT FITTINGS HAVE EXCESSIVE CLEARANCE. LT NACELLE BOTTOM ENGINE MOUNT FITTING HOLE. RT NACELLE BOTTOM ENGINE MOUNT FITTING HOLES HAVE EXCESSIVE CLEARANCE. MX REPAIRED DEFECTS IAW EO 54058, SAAB STATEMENT 340SDR AU010325Uplock · broken(AUS) LH MAIN LANDING GEAR UPLOCK HOOK BROKEN. HOOK WAS AN OLD TYPE.SDR USAASB01088Module · malfunctionedFLL - FLT 2719 - AFTER TAKEOFF FROM FLL, THE LANDING GEAR WOULD NOT RETRACT. FLIGHT RETURNED TO FIELD AT FLL AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE RERACKED THE LANDING GEAR ACCESSORY MODULE. ACCOMPLISHED MAIN LANDING GSDR QXEA0100423Selector Valve · leakingBOI - FLIGHT CREW REPORTED UNSAFE GEAR INDICAION DURING EXTENTION CYCLE UPON APPROACH. CYCLED GEAR, NO CHANGE IN INDICATION. CREW USED ALTERNATE GEAR EXTENTION METHOD. GEAR EXTENDED AND INDICATED DOWN AND LOCKED WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSESDR CALA0100252Actuator · inoperativeTHE RT MLG RED LIGHT REMAINED ILLUMINATED WITH NO GREEN LIGHT WHEN GEAR WAS EXTENDED ON APPROACH TO IAH. A MANUAL GEAR EXTENSION WAS PERFORMED SUCCESSFULLY AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG UPLOCK ACTUATOR AT FAULT. THE SDR 01FDEA00226Landing Gear · malfunctionedLANDING GEAR FAILED TO RETRACT. RAN CKLIST, CK CB AND WAS NOT POPPED, ATTEMPT 2ND RETRACT AND WAS SUCCESSFUL. PERF LG HANDLE LOCK SYS ADJUSTMENT AND TEST PER 727-200 MM 32-31-011-5. CK OK. NO BINDING OR STICKING NOTED DURING ACTUATION.SDR 01FDEA00223Landing Gear · malfunctionedAT APPROX 3000 FT IN CLIMBOUT RMG UNSAFE LIGHT ILLUM. S/O PNL LIGHT REMAIN OFF. PILOT NOTICED AIRFRAME VIBRATION IN SEAT AND CONTROL WHEEL. LG RECYCLED. ALL GEAR LIGHTS WENT OUT AND VIBRATION CEASED.SDR MALA010284Selector Valve · defectiveON FLIGHT 2861, WHILE ON APPROACH IN MSP THE GEAR DISCREPANCY LIGHT ILLUMINATED. AFTER GOING MISS APPROACH AND PERFORMING THE ORH, DISCOVERED THE F7 C/B WAS POPPED. LANDING CONTROL AFTER RESETTING IT WORKED FINE. MAINTENANCE REPLACED LANDING GEAR SELECTOR VSDR 20010425AP006Solenoid Valve · failedMSY - FLT 671 - AFTER TAKEOFF, AT MSY STATION THE LANDING GEAR DIDN''T RETRACTED, THE AIRCRAFT RETURNED TO MSY STATION FOR MAINTENANCE. AT EL SALVADOR STATION, THE LANDING GEAR ACCESSORY UNIT AND GEAR CONTROL LEVER LOCK SOLENOID WERE REPLACED PER AMM 32-09-1SDR 20010425AP005Accessory Unit · failedMSY - FLT 671 - AFTER TAKEOFF, AT MSY STATION THE LANDING GEAR DIDN''T RETRACTED, THE AIRCRAFT RETURNED TO MSY STATION FOR MAINTENANCE. AT EL SALVADOR STATION, THE LANDING GEAR ACCESSORY UNIT AND GEAR CONTROL LEVER LOCK SOLENOID WERE REPLACED PER AMM 32-09-1SDR MALA010395Bolt · defectiveCOMING INTO ROA FLIGHT 2779, GOT NO 3-GREEN INDICATOR LIGHT. THE CREW CALLED MAINTENANCE AND GOT OK FOR MANUAL EXTENSION AND RECIEVED 3-GREEN. LANDING GEAR WOULD NOT EXTEND EMERGENCY EXTENSION WAS NESSARY TO GET THE GEAR DOWN. AC WAS FERRIED GEAR DOWN DUE TOSDR 20010411CW003Trunnion · damagedSEVERE DAMAGE TO THE AFT TRUNNION SPUD AREA.SDR MALA010281Connector · dirtyAFTER TO ON FLIGHT 3353, LANDING GEAR HANDLE WAS SELECTED UP, LANDING GEAR FAILED TO RETRACT. GEAR UNSAFE LIGHT REMAINED ILLUMINATED, AND HYDRAULIC PUMP CONTINUED TO RUN. AIR RETURN TO BUF. MAINTENANCE CLEANED CANNON PLUGS AND UPLOCK SWITCHES, PERFORMED OPSSDR 20010403CW008Valve · malfunctionedPILOTS REPORTED THAT LANDING GEAR WOULD NOT EXTEND, THEY THEN PULLED THE EMERGENCY EXTENSION VALVE AND THE GEAR LOWERED WITH THREE GREEN. UPON INSPECTION FOUND THE EMERGENCY GEAR EXTENSION VALVE TO BE, SPRAYING HYDRAULIC FLUID IN NOSE BELOW HEATER. THIS IN SDR CA010402002Bearing · corroded(CAN) DURING ROUTINE INSPECTION IT WAS NOTICED THAT THE LANDING GEAR WAS SLOW TO RETRACT. UPON FURTHER INSPECTION THE BEARING SUPPORTING THE RT DRIVE SHAFT WAS FOUND CORRODED AND STIFF. THIS BEARING ALSO CAUSED THE GEAR MOTOR TO BECOME WEAK AND NEEDED TO BE SDR AALA20010558Line · leakingLAX - FLT 2490 - EN ROUTE LAX-DFW, LOST LEFT SIDE HYDRAULIC SYSTEM. RETURNED LAX AND LANDED WITHOUT FURTHER INCIDENT. REPLACED LEFT SIDE MAIN LANDING GEAR DOWN LOCK ACTUATOR RETURN LINE. LEAK CHECKS GOOD. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)SDR 20010417CW007Housing · crackedHOUSING IS CRACKED IN D PRIORITY PORT. FATIGUE IS PROBABLE CAUSE.SDR ZYWA100155Contactor · inoperativeCONTACTOR ASSEMBLY INOPERATIVE. REMOVED AND REPLACED CONTACTOR.SDR 20010411CW009Motor · failedPERFORMED NORMAL RETRACTION ON LANDING GEAR. GEAR RUN UP WITH NO DISCREPANCIES NOTED. SELECTED GEAR DOWN AND THE LANDING GEAR ACTURATOR WAS JAMMED IN THE UP POSITION AND THE LANDING GEAR MOTOR FAILED. ACTUATOR REQUIRED SEVERAL POUNDS OF FORCE TO HAND CRANK SDR 2001UALA00231Collar · out of adjLEFT GEAR UNSAFE LIGHT ILLUMINATED. SUPPLEMENTAL DATA UPDATE FOUND UPLOCK BELL CRANK RETAINING COLLAR OUT OF ALIGNMENT AND CONTACTING MANUAL RELEASE LEVER. RE-ALIGNED AND SECURED COLLAR. OPERATIONAL CHECK AND MANUAL EXTENSION OF LANDING GEAR CHECKED NORMAL.SDR SWAA010745Actuator · malfunctionedLT MLG LIGHT ILLUMINATED AFTER TAKEOFF AND LT GEAR EXTENDS WHEN HANDLE RETURNED TO NEUTRAL POSITION. REMOVED AND REPLACED LT MLG UPLOCK ACTUATOR AND HYDRAULIC MODULE PER MM.SDR 2001UALA00229Collar · out of adjLEFT GEAR UNSAFE LIGHT ILLUMINATED. SUPPLEMENTAL DATA UPDATE FOUND UPLOCK BELLCRANK RETAINING COLLAR OUT OF ALIGNMENT AND CONTACTING MANUAL RELEASE LEVER. RE-ALIGNED AND SECURED COLLAR. OPERATIONAL CHECK AND MANUAL EXTENSION OF LANDING GEAR CHECKED NORMAL.SDR CALA0100219Cylinder · defectiveTHE NLG DID NOT EXTEND ON APPROACH TO IAH. THE NOSE LIGHT INDICATED UNSAFE AND THE NLG INDICATION PIN WAS RETRACTED. RAN UNSAFE GEAR, GEAR HANDLE DOWN CHECKLIST DURING A GO AROUND AND THE GEAR EXTENDED WITH SAFE INDICATION. THE AIRCRAFT LANDED WITHOUT INCIDSDR 20010423CW008Link · corrodedDURING PAHSE INSPECTION CORROSION WAS FOUND INSIDE THE LIGHTENING BORE OF THE AXLE LINK ASSEMBLY ON BOTH MAIN GEAR AT THE UPPER END (KNEE). CORROSION WAS REMOVED AND AFTER MEASURING REMAINING THICKNESS THE PARTS WERE FOUND WITHIN PRODUCTION TOLERANCES. THE SDR 20010423CW007Link · corrodedDURING PHASE INSPECTION CORROSION WAS FOUND INSIDE THE LIGHTENING BORE OF THE AXLE LINK ASSEMBLY ON BOTH MAIN GEAR AT THE UPPER END.(KNEE). CORROSION WAS REMOVED AND AFTER MEASURING REMAINING THICKNESS THE PARTS WERE FOUND WITHIN PRODUCTION TOLERANCES. THE BSDR 20010430CW003Bellcrank · brokenPILOT HEARD POPPING NOISE OUT OF GEAR, WHEN GEAR WAS RETRACTED. SELECTED GEAR DOWN AND DID A FLYBY. TOWER SAID NOSE GEAR HALF WAY DOWN, FLEW TO AIRPORT AND LANDED, NOSE GEAR COLLAPSED. LIFTED AIRCRAFT ON TO RUNWAY. NOSE GEAR SWUNG DOWN AND LOCKED, ZERO RSDR 20010430CW002Landing Gear · malfunctionedAIRCRAFT COMING INTO AIRPORT, COULD NOT GET (3) GEAR DOWN AND LOCK LIGHTS. FOUND GEAR INDICATOR LIGHT SWITCH IN DIM POSITION. PILOT COULD NOT SEE LIGHTS IN DAY FLIGHT. REPOSITIONED, CYCLED GEAR OPS CHECKS GOOD.SDR 20010423CW009Relay · inoperativeGEAR WOULD NOT GO UP ALL THE WAY. FOUND DYNAMIC BRAKE RELAY OPENING UP UNDER A LOAD IN THE UP POSITION. REMOVED AND REPLACED RELAY. OPS CHECKED GOOD.SDR MALA010322Scissors · corrodedFOUND DURING C-CHECK , IN NASHVILLE TN. RT MLG LEG HAS CORROSION AT UPPER SCISSOR LINES BORE. MAINTENANCE REMOVED RH MLG LEG, INSTALLED RH MLG LEG. INSTALLED RH MLG ASSY. PERFORMED EXTENSION AND RETRACTION CHECK GOOD.SDR MALA010321Scissors · corrodedFOUND DURING C-CHECK, LT MLG LEG HAS CORROSION IN THE UPPER SCISSOR LINK BORE, SEE IPM-12 FOR WORK ACCOMPLISHED ON LT MLG. PERFORMED EXTENSION AND RETRACTION CHECK.SDR C2XA01CL046Uplock · failedCLE FLIGHT 3191 THE CREW REPORTED AFTER TAKEOFF HAD TO CYCLE THE GEAR NUMEROUS TIMES BEFORE THE RIGHT MAIN GEAR WOULD UPLOCK. MAINTENANCE REMOVED AND REPLACED THE RIGHT MAIN GEAR UPLOCK BOX. OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICSDR UPS01835116Landing Gear · failedINSPECTION TYPE:N/A, AFTER TAKEOFF MLG FAILED TO RETRACT. MAINTAINED AIRSPEED BELOW 230 KTS AND CLIMBED TO 15000 FT. PERFORMED GEAR HANDLE JAMMED CHECKLIST ON DESCENT TO PHL BELOW 10000 FT NOSE GEAR POSITION APPEARED. AIRCRAFT FERRY PERMIT DMI CONTROL NR D2SDR COMA0110038Landing Gear · malfunctionedLANDING GEAR SLOW TO EXTEND, AND INDICATED UNSAFE. RECYCLED GEAR WITH SAME RESULTS. COULD NOT DUPLICATE. LANDING GEAR RETRACTION CHECKS WERE NORMAL.SDR HNAA0100015Tube · bentNOSE LANDING GEAR DID NOT INDICATE LOCKED DOWN WITH NORMAL AND ALTERNATE INDICATION. CREW RETRACTED GEAR AND PERFORMED ALTERNATE EXTENSION. NORMAL INDICATION STILL SHOWED UNSAFE, BUT ALTERNATE INDICATION SHOWED GEAR AS LOCKED DOWN. AIRCRAFT LANDED WITHOUT ISDR RRXA010025Control Valve · failedAFTER TAKEOFF, GEAR UPLATCH CHECK FAILURE. REMOVED AND REPLACED MAIN GEAR CONTROL VALVE IAW M/M 32-32-1 RIGGED IAW M/M 32-31-0 P208. NO LEAKS NOTED ON PRESSURE CHECKS. PERFORMED EXTENSION AND RETRACT ON CHECKS PER M/M 32-30-0. CYCLED GEAR THREE TIMES NO FUSDR CA010314016Solenoid Valve · failed(CAN) GEAR FAILED TO RETRACT AFTER TAKEOFF. REPLACED 4 WAY SOLENOID HYDRAULIC VALVE GEAR CYCLED TESTED OK. IAW C500 MM CH.32.SDR 010093232Fitting · crackedDURING L-CHECK FOUND CRACK ON RIGHT HAND MAIN LANDING GEAR DOOR ACTUATOR FITTING. REPAIRED PER EA 32-181770.SDR UPS01535042Landing Gear · malfunctionedINSPECTION TYPE:N/A, AFTER TAKEOFF (SDF) LANDING GEAR LEVER COULD NOT BE RAISED USED LOCK OVRD BUTTON. *S/D* REMOVED AND REPLACED LT MLG EM DEFERRED TRUCK TILT POSTIONER SHUTTLE VALVE. OPS AND LEAK CHECK GOOD. SEVERAL GEAR SWINGS C/W. NO DEFECTS NOTED.
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