JASC 3230
Service difficulty reports · 11,181
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 ARWA9702006Bolt · lack of lubeAFTER T/O AND GEAR RETRACTED, DOOR NOT LATCH LIGHT REMAINED ON. RAN CHECKLIST, NO HELP. RETURNED TO MIA. FOUND BROKEN WIRE AT LEFT LANDING GEAR DOOR SW AND FROZEN BOLT AT RT MAIN GEAR LATCH ASSY. REPAIRED WIRE IAW 20-50-0 AND CLEAN AND LUBRICATED BOLT IAW SDR 97ZZZX1154Tube Assy · brokenTUBE MAY BECOME BENT DUE TO HIGH AIR SPEED WHEN GEAR IS EXTENDED. AFTER INITIAL BENDING, TUBE WILL FLEX WITH EACH CYCLE EVENTUALLY BREAKING. THIS TUBE IS HARD TO INSPECT DUE TO THE LOCATION IN THE A/C. SUBMITTER SUGGESTED TUBE BE REMOVED AND INSPECTED EACH SDR 97ZZZX1152Switch · failedAFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT, A/C RETURNED TO BASE. FOUND LANDING GEAR SAFETY SWITCH DEFECTIVE. REPLACED SWITCH WITH CESSNA KIT SK 421-136B. OUR PARTS VENDOR STATED THAT DUE TO UNRELIABILITY, THE OLD STYLE SWITCH IS NO LONGER AVAILABLE SDR 97FDEA00122Retract Mech · lack of lubeNOSE GEAR DID NOT EXTEND WHEN GEAR HANDLE LOWERED (UNSAFE NOSE GEAR LIGHT AND VISUALLY CONFIRMED NOT DOWN/ DOORS NOT OPEN). RAISED GEAR, INDICATED ALL UP. LOWERED GEAR HANDLE IN CONJUNCTION WITH NEGATIVE 'G', CAME DOWN AND LOCKED. LUBRICATED DRAG BRACE KNUCSDR USAAF97009Switch · out of adjustCLT - FLT 1604 - AFTER TAKEOFF, CREW GOT WARNING CHIME THAT AIRCRAFT WAS STILL ON THE GROUND. GND/FLT MESSAGE APPEARED ON MFDU. CREW ALSO WAS UNABLE TO GET ANY OF THE GEAR TO RETRACT. FLIGHT RETURNED TO CLT WHERE LANDING WAS WITHOUT FURTHER INCIDENT. MAINTSDR HNAA9793626Pseu · failedFLT 3290 - ORF-PHF - AFTER GEAR UP SELECTION, GOT VIBRATION ALONG WITH 3 RED AND 3 GREEN LIGHTS AND NOSE WHEEL YELLOW GEAR DOOR LIGHT. VISUAL INSPECTION CONFIRMED MAIN LANDING GEAR DOWN AND DOORS OPEN. PERFORMED ALTERNATE GEAR EXTENSION, DECLARED EMERGENCY ASDR COMA9710160Prox Sensor · failedAFTER TAKEOFF AND GEAR SELECTED UP, THE LEFT HAND MLG 'A' LIGHT REMAINED ON. LANDING GEAR DID NOT RETRACT UNTIL EMERGENCY SYSTEM WAS ACTIVATED. REPLACED THE LEFT HAND MLG DOWNLOCK PROXIMITY SENSOR.SDR TWAA9727003Uplock Actuator · failedSTL - AFTER TAKEOFF RIGHT MAIN GEAR FAILED TO RETRACT. REMOVED AND REPLACED BROKEN RIGHT MAIN GEAR UPLOCK ACTUATOR, MFG P/N 65-17819-12. OPERATIONAL CHECK NORMAL. (M)SDR PLGA970223ASpring · failedBTV - FLT 4590 - CREW RECEIVED RIGHT LANDING GEAR IN TRANSIT LIGHT WHEN GEAR WAS SELECTED DOWN FOR LANDING, WHILE LEFT AND NOSE INDICATED DOWN AND LOCKED. THE GEAR WAS CYCLED WITH SAME RESULTS. CREW USED EMERGENCY PROCEDURES TO EXTEND GEAR. THE RIGHT GEAR ISDR CA970318012Pseu · failed(CAN) LANDING GEAR WOULD NOT EXTEND. PSEU (PROXIMITY SENSOR ELECTRONIC UNIT) REPLACED.SDR EIAA970034Sequence Valve · failedJED - AFTER T/O, ON L/G RETRACTION, WHEN GEAR HANDLE WAS PLACED TO OFF. ENCOUNTERED WIND NOISE AND VIBRATION FROM N/G AREA. DOOR OPEN INDICATIONS, PRIMARY/SECONDARY N/G DOOR OPEN LIGHT ILLUMINATED ON AND OFF TOGETHER, ACCOMPANIED BY HYDRAULIC PERSSURE BUMPS.SDR CA970318013Pseu · failed(CAN) LANDING GEAR FAILED TO EXTEND. MANUAL EXTENSION CARRIED OUT. GEAR FOUND ICED UP AND PSEU (PROXIMITY SENSOR ELECTRONIC UNIT) ALSO FOUND WITH INTERNAL FAULT.SDR CA970304004Control Cable · frozen(CAN) UNABLE TO LOWER LANDING GEAR ON APPROACH. LANDING GEAR TELEFLEX CONTROL CABLE FROZEN. CLEANED AND LUBRICATED.SDR CA970228008Uplock Box · frozen(CAN) AIRCRAFT RETURNED TO BLOCKS AFTER LANDING BECAUSE NOSE LANDING GEAR WOULD NOT LOCK IN UP POSITION. UPLOCK BOX FROZEN. HEAT APPLIED TO FREE.SDR AU971364Uplock · failed(AUS) RH MAIN LANDING GEAR UPLOCK FAULTY. STRIP INVESTIGATION FOUNDTHE RELEASE LEVER PNO 201117641 WAS BENT, THE SPRING PNO201117678 WAS BROKEN AND THE ROLLER BEARING PNO P336381 WAS STIFF TO ROTATE. THE UNIT WAS FOUND TO BE COMPLETELY FULL OF GREASE.SDR 97ZZZX1013Breaker · intermittentLANDNG GEAR HANDLE DID NOT RETURN TO 'DOWN NEUTRAL' AFTER GEAR EXTENSION. TROUBLE WAS TRACED TO A CIRCUIT BREAKER LABELED 'GEAR SAFETY SOLENOID'. THIS BREAKER SUPPLIES THE SAFETY SYSTEM AS WELL AS THE INDICATION LIGHTS AND THE DOOR SOLENOID ON THE POWER PACKSDR CA970227002Rod End · severed(CAN) RIGHT MAIN GEAR FAILED TO RETRACT, AND WOULD NOT INDICATE DOWN AND LOCKED. ROD END FOUND SEVERED FROM ACTUATOR.SDR DL72S970278Valve · crackedDURING CLIMBOUT, LOST ALL A-SYS HYDRAULIC QTY. FOUND RT MLG LOCK OPERATED SEQUENCE VALVE CASE SPLIT. REPLACED VALVE ASSY AND A-SYS HYDRAULIC FILTERS.SDR PLGA970211AUplock Actuator · malfunctionedBGR - FLT 4415 - AFTER TAKEOFF, THE LEFT MLG WOULD NOT LOCK UP AFTER RETRACTION. AIRCRAFT RETURNED TO BGR AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT MAIN GEAR UPLOCK ACTUATOR. SYSTEM TESTED GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (X)SDR GLBA97025Switch · closedCMH - LANDING GEAR WOULD NOT EXTEND. GEAR MANUALLY EXTENDED. MAINTENANCE REPLACED HYDRAULIC SERVICE VALVE MICROSWITCH. (M)SDR CA970226065Brake Hose · misaligned(CAN) UNABLE TO RAISE L/H MAIN LANDING GEAR. ALSO GEAR DOOR LIGHT REMAINED ON. QRH CARRIED OUT, NIL SUCCESS. MAINTNENANCE INVESTIGATION REVEALED UPPER FORWARD BRAKE HOSE SUPPORT HAD COME IN CONTACT WITH UPLATCH GUARD BAR. ALSO FOUND LH CEILING STOP DAMAGED. RESDR CA970219002Relay · welded(CAN) LANDING GEAR MOTOR RELAY CONTACTS WELDED SHUT CAUSING MOTOR TO RUN CONTINUOUSLY. CIRCUIT BREAKER PULLED AND AIRCRAFT LANDED USING MANUAL GEAR EXTENSION. SOME LOSS OF HYDRAULIC FLUID DUE TO THERMAL EXPANSION CAUSING LOW LEVEL ANNUNCIATION.SDR SWIA97856Actuator · out of adjustAFTER DEPARTURE WITH GEAR HANDLE IN UP POSITION, NOSE WHEEL INTRANSIT LIGHT REMAINED ILLUMINATED AND THERE WAS A LOUD RUMBLE NOISE HEARD FROM NOSE WHEEL AREA. RETURNED TO JAC. LANDING GEAR PINNED AND SECURED FOR FERRY FLIGHT. INSPECTED HYDRAULIC LEAK AND ISSDR AWXA9700089Bushing · damagedAIR TURNBACK, CREW CALLED OUTBOUND WITH CLASS 1 LDG GEAR DOORS NOT CLOSED WITH LGCIU 1 AND 2 FAULTS. PERFORMED MANUAL GEAR EXTENSION AND LANDED WITHOUT INCIDENT. FOUND THE NOSE GEAR UPLOCK ACT ATTACH BOLT, BUSHINGS AND NUT BACKED OUT OF THE SUPPORT BRACKET. SDR P5CA9700299Sensor Actuator · wrong partAFTER TAKEOFF AND GEAR RETRACTION WITH GEAR LEVER OFF, LANDING GEAR LEVER LATCH REMAINED IN VIEW. RIGHT WING LANDING GEAR TILT ANNUNCIATOR INDICATED PRI. AND ALT TILT AMBER LIGHTS ILLUMINATED. FOUND THE RIGHT WING LANDING GEAR TRUCK POSITION SENSOR ACTUATOR SDR DHL9780447CTrim Cylinder · leakingAT C-CHECK, LEFT HAND MLG BOOGIE TRIM CYLINDER LEAKING THROUGH SHAFT. REMOVED AND REPLACED CYLINDER PER MM 32-33-1.SDR C2XA97CL016Prox Sensors · dirtyIAD - FLT 3492 - CREW REPORTED THAT AFTER DEPARTURE THE LANDING GEAR FAILED TO RETRACT. AIRCRAFT RETURNED TO FIELD. THE AIRCRAFT ACCOMPLISHED AN UNEVENTFUL FERRY FLIGHT FROM IAD TO CLE. MAINTENANCE INSPECTED THE LANDING GEAR AND CLEANED THE A/B SYSTEM PROXISDR WTAA970023Pin · not removedFAT - NOSE LANDING GEAR RED INTRANSIT LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION ON DEPARTURE. A/C RETURNED TO STATION WITHOUT INCIDENT. MX INSPECTED NOSE GEAR ASSEMBLY. FOUND TOW PIN INSTALLED. REMOVED PIN. INSPECTED NOSE GEAR UPLOCK ASSEMBLY AND GSDR VJ970046Bungee Cylinder · failedFLT 3 - IAD-ATL - AIR INTERRUPTED BECAUSE LANDING GEAR WOULD NOT RETRACT DURING CLIMB. FERRIED AIRCRAFT TO ATL WITH GEAR DOWN AND PINNED TO ACCOMPLISH REPAIR AT MAJOR MAINTENANCE BASE. REMOVED AND REPLACED BUNGEE CYLINDER PER MM 32-32-3. ACCOMPLISHED PRECAUSDR 97ZZZX1147Lock Pin · defectiveAFTER A ROUTINE FLIGHT AFTER LANDING, STOPPED ON THE TAXIWAY AND RETRACTED THE FLAPS THEN TAXIED ON WHILE S-TURNING. ACFT WAS APPROXIMATELY TWO-THIRDS THE WAY DOWN THE TAXIWAY WHEN THE LEFT GEAR COLLAPSED PUTTING THE WING TIP AND PROPELLER INTO THE GROUND. ISDR RRXA97024Trim Cylinder · failedAFTER TAKEOFF GDL, LOST HYDRAULIC FLUID, RETURNED TO GDL. *** CORRECTIVE ACTION *** REMOVED AND REPLACED LEFT MLG BOGIE TRIM CYLINDER HYDRAULIC HOSE. SERVICED HYDRAULIC SYSTEM, LEAK AND OPS CHECKS GOOD. CHECKED FILTERS FOR CONTAMINATION, NONE FOUND. RETURNSDR AWXA9700087Apex Bolt · out of adjustON TAKEOFF CLASS 1 LGCIU NR 2 FAULT. AFTER 3RD ATTEMPT TO RAISE LEVER TO UP POSITION GEAR CYCLED. AFTER CYCLING GEAR ALL WORKED NORMAL ON LGCIU NR 1. ON NEXT LEG INITIALLY COULD NOT RETRACT LANDING GEAR ON TAKEOFF. STRUT FAULT ANNUNCIATED. REMOVED AND REPSDR 97FDEA00088Prox Switch · failedGEAR FAILED TO RETRACT AFTER TAKEOFF. HANDLE WOULD NOT RAISE ABOVE OFF POSITION. COMPLIED WITH APPROPRIATE CHECKLIST PG 2-6-2 AND RETURNED FOR LANDING. REMOVED AND REPLACED AIR SENSE PROX SWITCH IAW MFG M/M 32-09-221. ALSO, REPAIRED OPEN CIRCUIT IN SAME, OSDR AU970080Bellcrank · broken(AUS) LH MAIN LANDING GEAR RETRACTION BELLCRANK BROKEN - UNLOCK PUSH/PULL ROD PNO 0840142-1 BENT - LANDING GEAR RETRACTION ROD PNO 0840125-15 INCORRECTLY INSTALLED ALLOWING FASTENER COLLAR TO INTERMITTENTLY CONTACT BOLT HEADSSDR SWIA97852Gear Contl Box · malfunctionedBOTH MAIN LANDING GEAR WOULD NOT RETRACT. RETURNED TO CPR. REPLACED LANDING GEAR CONTROL BOX PER MM 32-31-00, OPS CHECKS GOOD.SDR CALA9700131Circuit Breaker · trippedTHE LANDING GEAR COULD NOT BE RETRACTED AFTER TAKEOFF. THE GEAR HANDLE WOULD NOT GO PAST THE OFF POSITION. QRH PROCEDURES WERE COMPLIED WITH AND THE AIRCRAFT WAS RETURNED WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LEVER LATCH AND PRESS WARNING SDR GLBA97018Connector · dirtyORD - LANDING GEAR WOULD NOT RETRACT. MAINTENANCE CLEANED CANNON PLUGS ON CONTROL HANDLE. (X)SDR 97ZZZX1849Coupling · failedDUKES LANDING GEAR ACTUATOR RUBBER DRIVE COUPLING CONNECTS TRANSMISSION TO ACTUATOR. COUPLING SPLIT IT IN TWO PLACES DISCONNECTING TRANSMISSION TO ACTUATOR; THUS, PREVENTING ELECTRICAL OR MECHANICAL GEAR EXTENSION, A GEAR UP LANDING FOLLOWED.SDR DLM88970188Retract Mech · malfunctionedAIR TURN-BACK. UNSAFE NOSE GEAR INDICATION WITH LOUD AIR NOISE. PROCEDURE ACCOMPLISHED. ALL NORMAL GEAR DOWN. INDICATED NORMAL FOR LANDING.SDR DLL16970193Regulator Valve · shearedSHIP 762 DIVERTED NCE/LGW DUE TO C-SYSTEM HYDRAULIC LOSS AFTER GEAR SELECTED UP. ON ARRIVAL LGW, FOUND FLOW REGULATOR VALVE SHEARED P/N AV20A1032-107 ON LANDING GEAR CONTROL MODULE P/N 1505607-135. REPLACED FLOW REGULATOR VALVE PER M.M. AND PERFORMED SDR 97ZZZX1586Hook · wornPILOT REPORTED THE NOSE GEAR DOWN INDICATOR LIGHT WOULD 'FLICKER' AND THE GEAR PUMP RUN INTERMITTENTLY DURING TAXI. INVESTIGATION REVEALED THE NOSE GEAR DOWNLOCK HOOK WAS SEVERELY WORN WHERE THE ARM OF THE DOWNLOCK SWITCH CONTACTED IT. THIS ALLOWED THE SWITCSDR 97ZZZM274Diode · failedWHEN PILOT SELECTED LANDING GEAR DOWN, LANDING GEAR CONTROL CIRCUIT BREAKER TRIPPED AND WOULD NOT RESET. PILOT MANUALLY EXTENDED THE LANDING GEAR. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED DAMAGED DIODE IN THE LANDING GEAR DOWN CIRCUIT, AT THE SDR SWAA970203Accessory Unit · inoperativeAFTER TAKEOFF, LANDING GEAR POSITION HANDLE WOULD NOT GO PAST THE OFF POSITION. AIRCRAFT RETURNED TO MDW AND MADE AN UNEVENTFUL LANDING. REPLACED LANDING GEAR ACCESSORY UNIT AND OP CHECKED PER BOEING M/M.SDR 97ZZZX1105Main Gear · failedLEFT LANDING GEAR FROZEN IN WHEELWELL, GEAR SELECTED DOWN, ROD BENT, AND GEAR STAYED IN WELL. REMOVED AND REPLACED BENT ROD AND MOTOR AND GEARBOX ASSY, LEFT PROPELLER AND LEFT ENGINE FOR PROPELLER STRIKE INSPECTION.SDR QXEA9700020Brackets · wornLEFT MAIN GEAR FAILED TO EXTEND ON APPROCH TO SMF. NO GREEN LIGHTS ILLUMINATED AND RED INTRANSIT WAS ILLUMINATED. CYCLED GEAR FOUR TIMES THEN USED ALTERNATE GEAR EXTENSION PROCEDURES. AIRCRAFT LANDED IN SMF WITHOUT FURTHER PROBLEMS. AIRCRAFT FERRIED TO PDXSDR GLBA97015Switch · openRDU - LANDING GEAR WOULD NOT RETRACT. MAINTENANCE REPLACED SERVICE VALVE MICROSWITCH. (M)SDR AWXA9700035Strut · reqd serviceON DEPARTURE PRIOR TO GEAR RETRACTION, LANDING GEAR SHOCK ABSORBER FAULT CLASS 1 MESSAGE. WENT AWAY. ATTEMPTED GEAR RETRACTION, CLASS 1 MESSAGE LANDING GEAR NOT UPLOCKED GEAR DOORS NOT CLOSED FOLLOWED ECAM. RECYCLED GEAR. PERFORMED VISUAL INSPECTION OF NLGSDR COMA9760024Drag Brace · inoperativeNOSE GEAR WOULD NOT RETRACT. REPLACED DRAG BRACE.SDR CALA9700074Cylinder · inoperativeTHE LT MLG RED LIGHT AND GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED AFTER TAKEOFF FROM IAH. THE GEAR WAS CYCLED THREE TIMES WITH NO CHANGE. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LT MLG BUNGEE SDR WTAA970015Radius Rod · failedFAT - RT MAIN GEAR INTRANSIT LIGHT INTERMITTENT IN FLIGHT. MAINTENANCE REPLACED RIGHT MAIN GEAR RADIUS ROD. OPERATIONAL AND LEAK CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (M)
Back to JASC 3230