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 ABXA9500822Control Valve · leakingLEFT MAIN LANDING GEAR HAD TO BE CYCLED TO GET DOWNLOCK INDICATION. NO GREEN DOWNLOCK INDICATION OR SPOILER PRESSURE INDICATION OCCURRED ON THE FIRST ATTEMPT. DURING THE SECOND ATTEMPT, THE LEFT MAIN LANDING GEAR LOCKED DOWN, BUT AT A SLOWER RATE THAN THE OTSDR 95ZZZX5999Control Cable · frayedDURING ROUTINE INSPECTION, LEFT UPLOCK CABLE WAS FOUND HEAVILY FRAYED. JACKED A/C AND RETRACTED GEAR TO CHECK CABLE TENSION. RIGHT UPLOCK CABLE TENSION WAS 75 POUNDS. CORRECT CABLE TENSION IS 52 AND ONE-HALF, PLUS 10 OR MINUS ZERO, POUNDS. SUBMITTER RECOMMSDR SWIA95635Retract Mech · malfunctionedNOSE GEAR FAILED TO RETRACT. REMOVED AND REPLACED TOW BRACKET AND REINSTALLED PROX SENSOR. ADJUSTED SWITCH TO 0.045 TO 0.055 BRACKET IAW MM 32-61-05-400-805.SDR C2XA95CL123Solenoid Valve · failedDTW - FLT NR 3152 - AFTER TAKEOFF AND GEAR RETRACTION THE CREW REPORTED A VIBRATION, ALSO THE LEFT MAIN GEAR FORWARD INBOARD DOOR DID NOT CLOSE. MAINTENANCE INSPECTED AIRCRAFT AND REMOVED AND REPLACED THE LANDING GEAR SOLENOID VALVE. OPERATIONAL AND LEAK CHESDR WTAA950282Proximity Sensor · shortedSFO - LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE REPLACED LEFT MAIN LANDING GEAR SHOCK ABSORBER PROXIMITY SENSOR. GEAR RETRACTON SYSTEM OPERATIONAL CHECK NORSDR UPS204753Uplock Hook · corrodedWHILE IN FOR SI CHECK, MAINTENANCE FOUND LT UPLOCK HOOK HAS EXCESSIVE PLAY. FOUND UPLOCK CORRODED. REMOVED UPLOCK ASSY AND REPLACED WITH NEW PART PER MM 32-32-51, 32-32-61, 32-32-0.SDR PAYA95A4038Relay · failedFLT 7727 - JFK-BWI - NOSE GEAR SLOW TO RETRACT. THUMPING NOISE HEARD IN GEAR WELL. REMOVED AND REPLACED RELAY. OPS CHECKED SYSTEM IAW JIC. OPS CHECKS NORMAL. (M)SDR AALA951774Line · rupturedMAI - FLT NR 0827 - EN ROUTE FLL-DFW - AFTER TAKEOFF, WHILE TRYING TO RETRACT LANDING GEAR, HYDRAULIC SYSTEM 'A' QUANTITY AND PRESSURE WENT TO ZERO. BOTH MAIN GEARS STAYED DOWN, NOSE GEAR RETRACTED. MANUALLY EXTENDED NOSE GEAR AND AIR INTERRUPTED AND LANDED SDR 95ZZZM666Actuator Pin · brokenAFTER 13 MINUTES FLIGHT TIME, AIRCRAFT RETURNED TO BRO BECAUSE 'GEAR UNSAFE' LIGHT ILLUMINATED. FOUND RIGHT MLG RETRACT ACTUATOR PIN BROKEN. INSPECTED AIRCRAFT RIGHT MLG AND FOUND TO BE SAFE FOR GEAR DOWN AND PINNED FERRY TO MIAMI. REMOVED AND REPLACED PIN.SDR MALA954660Tq Tube Arm · corrodedFLT NR 3192 - ON CLIMB-OUT FROM DTW, THE CREW NOTED A STEADY THUMPING FROM THE NOSE GEAR AREA AFTER TAKEOFF. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE LEFT AND RIGHT NOSE LANDING GEAR UPLOCK HOOK TORQUE TUBE ARM ASSEMBLIES. SYSTEM OPERATED SATISSDR 95ZZZM641Tq Tube Arm · corrodedFLT NR 3192 - ON CLIMB-OUT FROM DTW, THE CREW NOTED A STEADY THUMPING FROM THE NOSE GEAR AREA AFTER TAKEOFF. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE LEFT AND RIGHT NOSE LANDING GEAR UPLOCK HOOK TORQUE TUBE ARM ASSEMBLIES. SYSTEM OPERATED SATISSDR USAA951049Connector · bent pinCLT - FLT NR 0578 - LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. USED OVERIDE BUTTON TO RETRACT LANDING GEAR. FOUND PIN IN CONNECTOR CM62 BENT. STRAIGHTENED PIN AND RECONNECTED CONNECTOR, SYSTEM TEST NORMAL PER CHAP 32 AND CHAP 27 IN MM. (M)SDR UPS804753Uplock Hook · corrodedWHILE IN FOR SI CHECK, MAINTENANCE FOUND THE LT UPLOCK HOOK HAS EXCESSIVE PLAY. MAINTENANCE FOUND THE UPLOCK TO BE CORRODED, REMOVED UPLOCK ASSY AND REPLACED WITH NEW PART IAW MM 32-32-51, 32-32-61, 32-32-0.SDR COMA9511981Control Box · defectiveWHEN LANDING GEAR SELECTED TO UP, THE A-SYSTEM DISAGREEMENT LIGHTS ILLUMINATED. CYCLED LANDING GEAR WITH SAME RESULTS. REPLACED THE LANDING GEAR CONTROL BOX.SDR 95ZZZM587Clevis · seizedDURING NOSE LANDING GEAR MAINTENANCE, THE EXTEND RETRACT ACTUATOR YOKE CLEVIS WAS DISCOVERED SEIZED IN PISTON END. THIS CONDITION PRECLUDED ACTUATOR RIGGING AND RESULTED IN A ACTUATOR CHANGE. S/S RECOMMEND CLEVIS BE INSTALLED WITH ANTI-SEIZE COMPOUND DURING SDR COMA951169Up Lock Spring · brokenWHEN LANDING GEAR RETRACTED, INTRANSIT INDICATOR REMAINED ON. REPLACED BROKEN UPLOCK SPRING ON LT MLG.SDR AWXA9500675Crank Assy · brokenEWR-PHX - FLT NR 16 - DURING CLIMB, GEAR DOOR MESSAGE APPEARED ON EICAS. CREW CYCLED GEAR AND RESET CIRCUIT BREAKERS WITH NO HELP. AIRCRAFT RETURNED TO EWR LANDING UNEVENTFULLY. CMH MAINTENANCE TECHS FOUND NLG SEQUENCING VALVE LOWER CRANK ASSEMBLY BROKEN. SDR 95ZZZX6132Prox Switch · failedORF/DCA - FLT 3130 - AFTER DEPARTURE, THE RT MAIN GEAR WOULD NOT RETRACT. THE AIRCRAFT TURNED BACK AND LANDED IN ORF WITHOUT INCIDENT. REMOVED AND REPLACED THE RIGHT GEAR PROXIMITY SWITCH.SDR 95ZZZM652Relay · failedEN ROUTE, LANDING GEAR WOULD NOT EXTEND, AFTER SEVERAL TRIES GEAR CAME DOWN ON ITS OWN WITH HANDLE IN DOWN POSITION. AIRCRAFT FERRIED TO GSO. REMOVED AND REPLACED LANDING GEAR RELAY. (M)SDR 95UAL900162Retract Mech · malfunctionedAT FL 330 MACH .80, EXPERIENCED A LOUD BANG WITH RED NOSE GEAR WARNING AND UNCOMMANDED NOSE GEAR EXTENSION. SLOWED AIRCRAFT AND GEAR RETRACTED.SDR 95ZZZX6926Attach Boss · brokeATTACH POINT FOR UPPER TORQUE LINK FOR MLG BAND, WHERE LINK ATTACHES TO STRUT CRACKED AND BROKE AT LANDING. TIRE TURNED SIDEWAYS, AND AIRCRAFT DEPARTED THE RUNWAY AND HIT VASI LIGHTS CAUSING BOTH GEARS TO COLLAPSE. TTAF, 7,928.7 HRS.SDR 95ZZZM735Linkage · out of rigIND- FLT NR 647 - ON TAKEOFF THE LEFT MAIN GEAR DID NOT RETRACT, AIRCRAFT DID TURNBACK. THE PHASE CONTROL VALVE LINKAGE WAS OUT OF RIG. RE-RIGGED LINKAGE PER MM CH 32-33-06. CYCLED LDG TEN TIMES, OPS CHECK, NORMAL PER MM CH 32-30-00. (M)SDR VTZA96002Shuttle Valve · activatedIAD/EWR - FLT 6263 - DURING TAKEOFF AT 1,115 HRS ON 9-30-95, RETURNED TO IAD DUE TO THE LANDING GEAR WILL NOT RETRACT WHEN SELECTED UP AFTER TAKEOFF. AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE RESET THE SHUTTLE RELEASE VALVE AND THEN PERSDR 95FDEA01465Accessory Unit · failedLANDING GEAR WON'T RETRACT. TROUBLESHOT IAW MM 33-31-11 PG 101 AND 501. TRACED PROBLEM TO LANDING GEAR ACCESSORY UNIT. REMOVED AND REPLACED MLG ACCESSORY UNIT, OPS CHECKED GOOD AS PER MM.SDR 95FDEA01464Lock Solenoid · malfunctionedREPEAT WRITE UP - ON INITIAL RETRACTION, GEAR WOULD NOT COME UP, SEVERAL ATTEMPTS WITH NO SUCCESS. RED TAB CHECKLIST RAN, LANDING GEAR LEVER LATCH FAILED TO RELEASE RESULTING IN LATCH BEING RAISED, AND GEAR RETRACTED. FOUND LANDING GEAR CONTROL LEVER LOCK SOSDR WTAA950275ARadius Rod · failedSFO - MAIN LANDING GEAR INTRANSIT LIGHTS REMAIN ILLUMINATED FOLLOWING GEAR RETRACTION. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE CONFIRMED LANDING GEAR SLOW TO RETRACT. REPLACED RIGHT MAIN GEAR RADIUS RSDR 95ZZZX6785Limiter · blownCLE - PLANE DEPARTED. UPON TRYING TO RETRACT GEAR, RECEIVED NO INTRANSIT LIGHTS INDICATION OF MOTOR OPERATION. PILOTS THEN TURNED BACK AND LANDED AT CLE. FLT 2403 DEPARTING CLE, REMOVED AND REPLACED BLOWN CURRENT LIMITER.SDR 95ZZZX5868Pin · corrodedDURING D-INSPECTION, RIGHT MLG UPPER DRAG STRUT PINS WERE REMOVED AND FOUND TO HAVE CORROSION AND PITTING. SUBMITTER STATED NEED TO INSPECT BY REMOVING PINS. PINS ARE NOT NORMALLY INSPECTED.SDR 95ZZZX5867Pin · corrodedDURING D-INSPECTION, RIGHT MLG UPPER DRAG STRUT PINS WERE REMOVED AND FOUND TO HAVE CORROSION AND PITTING. SUBMITTER STATED NEED TO INSPECT BY REMOVING PINS. PINS ARE NOT NORMALLY INSPECTED.SDR 95ZZZM628Uplock Act · failedSTL - AFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, RIGHT MAIN LANDING GEAR DID NOT SHOW UP AND LOCKED. EXTENDING LANDING GEAR WAS NORMAL. FOUND RIGHT MAIN LANDING GEAR UPLOCK ACTUATOR, MFG P/N 65-17819-15, ROD END FRACTURED. REPLACED UPLOCK ACTUATOR AND RSDR ABXA9500749Retract Mech · malfunctionedILN - AFTER TAKEOFF WITH GEAR SELECTOR UP, ALL THREE UNSAFE LIGHTS AND GEAR DOOR OPEN LIGHTS REMAINED ILLUMINATED. ALL THREE GEARS APPEARED TO REMAIN DOWN. RECYCLED GEAR, RETRACTED NORMALLY WITH NORMAL INDICATIONS. JACKED AIRCRAFT AND PERFORMED SIX GEAR RETSDR 95ZZZX5968Link Attach · crackedDURING MAINTENANCE, VISUALLY DISCOVERED CRACK .50 INCH LONG ON RT MLG AXLE STUB OUTBOARD TORQUE LINK ASSY POINT. FURTHER EXAMINATION DISCOVERED CRACK EXTENDED 1 INCH LONG INSIDE OF THE MACHINED AREA. AREA BARELY VISIBLE DUE TO LUBRICANTS/DIRT ON THE PART. SSDR 95ZZZX5834Retract Rod · nuts looseDURING AN ANNUAL INSPECTION, THE MECHANIC NOTED THE NOSE GEAR DOWNLOCK TENSION WAS ABNORMALLY HIGH. INVESTIGATION REVEALED THE TWO JAM NUTS WERE LOOSE ALLOWING THE ROD TO TURN SO AS TO LENGTHEN. SUBMITTER STATED CAREFUL ATTENTION SHOULD BE PAID TO PROPERLY TSDR 95FDEA01445Sensor · failedDURING T/O WITH WEIGHT OFF LDG GEAR, LDG GEAR LEVER LATCH FAILED TO RELEASE, CB ON P6-3 WERE IN. UPON RETRACTING FLAPS IAW CHECKLIST FROM 5 TO 2 DEGREES, RECEIVED A T/O WARNING HORN. GEAR REMAIN DOWN ON THE GRD, RT MAIN IND LT FLASHES. REMOVED AND REPLACED SDR USAA951037Uplock Roller · misalignedCLT - FL 799 - AFTER TAKEOFF FROM CLT, CREW RECEIVED RED WARNING LIGHT ON LEFT MAIN GEAR UPON GEAR RETRACTION. CREW EXTENDED GEAR AND THE LIGHT REMAINED ILLUMINATED. FLIGHT RETURNED TO CLT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE ADJUSTED THE POSITISDR M3HA95018Safety Pin · not removedHNL - FLT NR 702 - LANDING GEAR DOWN AND LOCK LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION WAS SELECTED. FLIGHT CREW UNABLE TO RESET. AIRCRAFT RETURNED TO HNL. MECHANIC FOUND SHELL OF LANDING GEAR PIN STILL INSTALLED IN LEFT LANDING GEAR. REMOVED SHELLSDR BDHA9500022Bolt · brokenBIS - FLT NR 421 - CREW REPORTED, THE RIGHT MAIN LANDING GEAR INDICATED DOWN IN FLIGHT AND THE AIRCRAFT HAD A YAW TO THE RIGHT. THE AIRCRAFT LANDED AND INSPECTION REVEALED THAT THE RIGHT UPLOCK ROLLER AND ATTACHMENT BOLT WERE MISSING, CAUSING THE RIGHT GEAR TSDR HERA9522Circuit Card · dirtyFLT NR 1426 - LANDING GEAR WOULD NOT COME DOWN WHEN SELECTED. THE GEAR WAS RECYCLED BUT HAD NO EFFECT. AFTER GOING AROUND AND RIGHT BEFORE STARTING THE MANUAL GEAR EXTENSION CHECKLIST THE LANDING GEAR CAME DOWN. THE GEAR WAS CHECKED VISUALLY AND THE LANDINGSDR 95ZZZX6057Pivot Bolt · required lubePILOT EXTENDED LANDING GEAR, BUT RIGHT MAIN 'DOWN' LIGHT DID NOT ILLUMINATE AND 'IN-TRANSIT' LIGHT STAYED ON. PILOT WAS CIRCLING FIELD AND TALKING OVER PROBLEM WITH D.D.M., WHEN 'DOWN' LIGHT CAME ON AND GEAR HYDRAULIC SYSTEM COMPLETED ITS CYCLE. AIRCRAFT LANSDR 95ZZZX5887Drag Link · brokenNOSE GEAR RT DRAG LINK BROKE AT JUST FWD OF NOSE GEAR ACTUATOR ATTACH POINT. IDENTICAL TO CRACKS AND FAILURES NOTED IN AD 88-05-05 WHICH COVERS MLG DRAG LINKS. FOLLOWING INSP OF BROKEN DRAG LINK, IT IS THIS SUBMITTER'S OPINION THAT CRACK STARTED INTERNALLY ISDR UPS804509Retract Mech · malfunctionedPILOT REPORTED ON FIRST AND SECOND ATTEMPTS TO LOWER GEAR, THE NOSE LANDING GEAR LIGHT DID NOT ILLUMINATE. DURING THIRD ATTEMPT ALL 3 LIGHTS GREEN AND HEARD VERY LOUD SOUND IN NOSEWHEEL AREA. MAINTENANCE LUBED THE NOSE GEAR AND RELAMPED NOSE INDICATOR. RETRASDR 95ZZZX6288Circuit Breaker · failedBIL - LANDING GEAR WOULD NOT RETRACT DURING TRAINING FLIGHT. REPLACED LANDING GEAR CONTROL CIRCUIT BREAKER WITH NEW. CYCLED GEAR SEVERAL TIMES. NO PROBLEMS NOTED. AIRCRAFT TEST FLOWN AND GEAR CYCLED SEVERAL TIMES. NORMAL OPERATION.SDR CAL950846Bolts · missingFLT NR 0715 - CLE - THE NLG WOULD NOT RETRACT AND WAS ACCOMPANIED BY ILLUMINATION OF THE RED NOSE GEAR LIGHT AFTER TAKEOFF FROM CLE. THE MAIN GEAR RETRACTED NORMALLY. THE GEAR WAS CYCLED FOUR TIMES, BUT WITH NO CHANGE. THE AIRCRAFT WAS RETURNED TO CLE WHERESDR 95ZZZX6807Bearing · bindsTWO PROBLEMS NOTED: SERVICE MANUAL STATES THAT - UNFAVORABLE CONDITION - BEARING ROTATES/WOBBLES. CHAPTER 32-20-05, PAGE 32-25, PARA 2D. SERVICE MANUAL STATES THAT 'BEARING MUST BE FREE TO ROTATE' CHAPTER 32-20-06, PAGE 32-30, PARA 3D. BEARING IS BASIC STEESDR 95ZZZX5978Torque Link · brokenPILOT REPORTED LANDING GEAR WOULD NOT RETRACT. TROUBLESHOOTING FOUND LT LANDING GEAR UPPER TORQUE LINK INBOARD LUG CRACKED AND BROKEN CAUSING SAFETY (SQUAT) SWITCH ACTIVATING CLIP NOT TO ACTIVATE SWITCH ARM. REPLACED TORQUE LINK WITH NEW PART. LUG HAD APPARSDR TWAA9571Retract Mech · malfunctionedSTL - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, NOSE LANDING GEAR DID NOT EXTEND. CYCLED LANDING GEAR AND NOSE LANDING GEAR EXTENDED NORMAL. JACKED AIRCRAFT AND OPERATED NOSE LANDING GEAR SEVERAL TIMES. NOSE LANDING GEAR OPERATION CHECKED NORMAL, NO MSDR 95ZZZX6774Piston · brokeAFTER COMPLETION OF A NORMAL FLIGHT AND LANDING, THE CAPTAIN NOTICED A LARGE AMOUNT OF HYDRAULIC FLUID IN THE NOSE GEAR WELL AREA. UPON INSPECTION, THE NOSE GEAR JURY STRUT LATCH CYLINDER PISTON WAS FOUND DISLODGED AND HANGING FROM THE HOOK ATTACH POINT. TEASDR 95ZZZX5643Actuator · crackedGEAR WAS REPORTED TO HAVE NOT RETRACTED ALL THE WAY. UPON INSPECTION, THE LEFT GEAR WOULD NOT FULLY RETRACT INTO THE WELL. INSPECTING THE GEAR ACTUATOR, A CRACK WAS DISCOVERED IN THE HOUSING. AFTER REMOVAL OF THE ACTUATOR, DISCOVERED THE SECTOR GEAR, PN 488SDR P5CA9500771Retract Mech · malfunctionedAFTER SUCCESSFUL LANDING GEAR RETRACTION, BOTH LT AND RT WING LANDING GEAR CAME OUT OF THE WHEEL WELLS. BOTH GEAR FULLY LOCKED IN THE DOWN POSITION AND BOTH DOORS REMAINED OPEN, RETURNED TO HKG. CHECKED RIGGING AND CABLE TENSIONS OF WING GEAR SELECTOR VALVE,SDR KPVA099AModule Diode · shorted wireLANDING GEAR STUCK IN DOWN POSITION. RECYCLED GEAR, HYDRAULIC AND FUEL CIRCUIT BREAKERS TRIPPED. REPAIRED SHORTED WIRE, TEST FLIGHT C/W, CYCLED GEARS 2 TIMES, OPS CHECK GOOD. (X)
Back to JASC 3230