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.

SDR 98ZZZX3416Pivot · crackedWHILE REMOVING A CRACKED ACTUATOR, THE LT MAIN GEAR PIVOT WAS ALSO FOUND CRACKED. THIS PIVOT IS OF THE NEW STYLE AND PART NUMBER. THIS IS AN ONGOING PROBLEM WITH THIS DESIGN. SUBMITTER STATED MECHANIC SHOULD COMPLY WITH SB 90-1 AT LEAST EVERY 500 HOURS AND Aug 11, 1998 · N6623Z · Cessna 172RGSDR 98ZZZM620Valve · failedLANDING GEAR WILL NOT EXTEND NORMALLY MANUAL EXTENSION ONLY. LANDING GEAR SERVICE VALVE FAILURE. REPLACED GEAR SERVICE VALVE. (M)Aug 11, 1998 · N839CA · Beech 1900DSDR CALA9801418Sensor · inoperativeTHE LANDING GEAR WOULD NOT RETRACT; THE LEVER WOULD NOT GO ABOVE THE OFF POSITION AFTER TAKEOFF FROM SFO. THE AIRCRAFT WAS RETURNED TO SFO WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE AIR SAFETY SENSOR AND PERFORMED ADJUSTMENT AND TAug 9, 1998 · N14342 · Boeing 7373T0SDR 98ZZZX3459Pin · missingRIGHT MAIN LANDING GEAR FAILED TO UNLOCK WHEN EXTENDED. PILOT TRIED NUMEROUS TIMES TO GET GEAR TO EXTEND INCLUDING MANUALLY PUMPING. HE ELECTED TO LAND GEAR UP. DURING INCIDENT INVESTIGATION, FOUND THE UPLOCK LEVER TO CONTROL LINK PIN MISSING. MAINTENANCE Aug 9, 1998 · N5869F · Cessna 210GSDR 98ZZZX3135Line · failedLANDING GEAR DOWN WAS SELECTED. THE NOSE GEAR CAME DOWN AND LOCKED. THE NOSE GEAR DOWN LINE THEN FAILED ALLOWING THE HYDRAULIC FLUID IN THE SYSTEM TO BE DEPLETED. THE HYDRAULIC LINE CAME OUT OF THE FITTING.Aug 9, 1998 · N93184 · Cessna 210LSDR UIEA9804Nlg · malfunctionedANC - DURING APPROACH, 'NOSE GEAR DID NOT EXTEND NORMALLY - MANUAL EXTENSION OK'. CHECKED RIGGING OF NOSE GEAR SEQUENCE VALVE LOCK MECHANISM AND ACTUATOR AND FOUND SAME TO BE NORMAL. PERFORMED GEAR EXTENSION/RETRACTION CHECK PER MM 32-34-00, AND NO DEFECTS FAug 8, 1998 · N528MC · Boeing 7472D7BSDR COMA9860219Pin · installedLANDING GEAR DISAGREE MESSAGE AFTER TAKEOFF. REMOVED DOWN LOCK SAFETY PIN.Aug 8, 1998 · N976CA · Cndair CL6002B19SDR 99ZZZX1872Torque Tube · failedTHE TORQUE TUBE IS DESIGNED TO SHEER IF THE AIRPLANE IS RAISED BY THE GEAR LEGS IN SHALLOW WATER. ONCE THE GEAR IS DOWN, THERE IS VERY LITTLE FORCE ON THE TORQUE TUBE. THE TORQUE TUBE MAY HAVE BEEN CRACKED PREVIOUSLY. THE TORQUE TUBE SHEARED AT THE DESIGN SAug 8, 1998 · N327 · Grumav G21ASDR CA980819006Motor · failed(CAN) LANDING GEAR (LDG) WOULD NOT RETRACT ON TAKEOFF. LANDING GEAR MANUALLY EXTENDED AND AIRCRAFT LANDED SAFELY. MAINTENANCE CHECK REVEALED LANDING GEAR RETRACT MOTOR HAD FAILED. PART TC: 415.Aug 7, 1998 · Beech 100BEECHSDR HALA9800272Bracket · failedLAX - FLT 9 - RIGHT NOSE GEAR DOOR DID NOT RETRACT. REMOVED AND REPLACED FORWARD RIGHT DRIVE LINK ASSY. (M)Aug 6, 1998 · N122AA · Doug DC1010SDR AU981212Damper · leaking(AUS) RIGHT MAIN LANDING GEAR PITCH DAMPER LEAKING PREVENTING THE BOGIE FROM OBTAINING THE CORRECT ANGLE FOR RETRACTION. PART TC: 12,130.Aug 6, 1998 · Airbus A300B4203SDR AU981014Valve · failed(AUS) LANDING GEAR RELEASE VALVE NEEDED RE-SETTING.Aug 6, 1998 · Bag JETSTM3201SDR AU980964Circuit Breaker · failed(AUS) LANDING GEAR CONTROL CIRCUIT BREAKER FAULTY.Aug 4, 1998 · Beech 200BEECHSDR 98FDEA00484Control Module · inoperativeDURING LANDING GEAR RETRACTION, GEAR HANDLE WOULD NOT RAISE PAST OFF. COMPLIED WITH RED TABS. LANDED WITH DOWN IN GREEN. *S/D* DUPLICATED PROBLEM. REMOVED AND REPLACED LAND GEAR CONTROL MODULE PER M/M 32-09-121, TESTS NORMAL. REMOVED AND REPLACED LANDINGAug 4, 1998 · N217FE · Boeing 7272S2FSDR MALA976173Circuit Breaker · failedUPON GEAR DOWN SELECTION THE HYDRAULIC PUMP RAN, GEAR INTRANSIT ILLUMINATED, NO 3 GREEN. CREW RETRIED AFTER ATTEMPTING HYDRAULIC CONTROL BREAKER RESET, BREAKER REPOPPED, SUCCESSFUL RESET ON 3RD ATTEMPT, THREE GREEN. GROUND PERSONEL COMPLAINED OF HEAVY ELECTRAug 3, 1998 · N418XJ · Saab 340BSDR C2XA98CL057Rod · wornCLE - FLT 3355 - CREW REPORTED THAT AFTER TAKEOFF THE RIGHT MAIN GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RIGHT MAIN GEAR ACTUATOR ROD END IAW EMB-120 MM 32-32-10, OPERATIONAL CHECKS WEAug 3, 1998 · N27707 · Emb EMB120RTSDR 99ZZZX593Fork · crackedNOSE GEAR FORKS FOUND TO BE CRACKED. BOTH SIDES, 25 PERCENT REMAINING. CRACKS OBSCURED BY PAINT AND WHEEL PART. VISUAL INSPECTION AT PRE-FLIGHT.Aug 1, 1998 · N198DA · Diamon DA20A1SDR 98ZZZX3539Fitting · looseMDPC/KMIA - ON FAE - FLT 800 - ON APPROACH, RIGHT MLG FAILED TO EXTEND. CREW ACCOMPLISHED MANUAL EXTENSION. ON GROUND, MAINTENANCE FOUND RIGHT MLG DOOR OUT OF RIG CAUSED BY A LOOSE MLG INBD FITTING. FITTING WAS TIGHTENED, DOOR WAS RIGGE D AND GEAR SWING ACCAug 1, 1998 · N369FA · Boeing 7272K5SDR 98ZZZX3047Fitting · crackedINSPECTION FOUND NLG ACTUATOR FITTING CRACKED. THE FITTING IS A MACHINED PIECE OF ALUMINUM THAT THE NOSE GEAR ACTUATOR ATTACHES TO THE AIRFRAME. IT IS POSSIBLE THE CENTER PART OF THE CASTING CRACKED ON BOTH SIDES DUE TO HARD LANDING OR IMPROPER ACTUATOR RIGGIJul 30, 1998 · N5207U · Cessna 172RGSDR 98FDEA00476Retract Mech · malfunctioned98-0187 STA-ATL - LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF SYSTEM 1 OR SYSTEM 2, INTERLOCK ENGAGED.Jul 30, 1998 · N425FE · Airbus A310203SDR 98ZZZX3280Clevis Rod End · failedUPON LANDING, THE LT MLG CONTROL ASSY ROD END SHEARED CAUSING THE LT MAIN LANDING GEAR TO COLLAPSE. THE DIAMETER OF THE THREADED PORTION OF THE ROD END APPEARS TO BE TOO SMALL FOR THE LOADS IMPOSED UPON IT. IT SEEMS A LANDING GEAR CONTROL ASSY INCORPORATING Jul 29, 1998 · N729WA · Mrchti S20522RSDR VJ9800240Bungee Cylinder · failedMAIN LANDING GEAR RT UNSAFE LIGHT ON WITH DOOR WARNING LIGHT. AIRCRAFT AIR RETURNED. REMOVED AND REPLACED RT MLG BUNGEE CYLINDER GEAR SWING IAW 32-30-0.Jul 27, 1998 · N947VV · Doug DC932SDR ORJA98174Sensor · malfunctionedUPON GEAR RETRACTION RIGHT MAIN GEAR INDICATION REMAINED RED. GEAR DOOR OPEN LIGHT ON. RECYCLED GEAR WITH NO CHANGE. MADE UPLOCK CHECK AND RIGHT GEAR EXTENDED. PUT GEAR HANDLE BACK UP AND ALL INDICATIONS NORMAL. RETURNED TO RENO PER MAINTENANCE REQUEST. PJul 26, 1998 · N823RA · Doug DC982SDR C2XA98BT053Switch · contaminatedEWR - CREW REPORTED LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. AIRCRAFT RETURNED UNEVENTFULLY, AIRCRAFT MEL'D RETURNED TO SERVICE. MAINTENANCE, ON RON, FOUND DIRTY PROXIMITY SWITCHES, CLEANED PERFORMED GEAR RETRACTION OPS CHECKED GOOD. (M)Jul 25, 1998 · N17831 · Aerosp ATR42320SDR LR7A9832Uplock · crackedLOSS OF UTILITY HYD SYSTEM. NLG UPLOCK ASSY REPLACED IAW 32-30 PG 231-232. LEAK CHECK GOOD, OPS CHECK GOOD IAW 32-32 PG 201. EMERGENCY EXT OPS CHECK GOOD IAW 32-00 PG 201.Jul 24, 1998 · N402LC · Lkheed 382GSDR CALA9801336Circuit Breaker · poppedTHE GEAR HANDLE WOULD NOT MOVE PAST OFF POSITION AFTER TAKEOFF. THE AIRCRAFT WAS RETURNED TO ORD WHERE IT LANDED WITHOUT INCIDENT. TROUBLESHOOTING BY MAINTENANCE IAW MM 32-31-21, DUPLICATED CONTROL LEVER LOCK ON GROUND. THE LEVER LATCH CIRCUIT BREAKER WAS FJul 24, 1998 · N69333 · Boeing 7373T0SDR 99ZZZX71Downlock · out of adjustNOSE GEAR DOWNLOCK LINK WAS NOT ADJUSTED PROPERLY, AND, WITH WEAR IN THE NOSE LANDING GEAR SYSTEM AS A CONTRIBUTING FACTOR, CAUSED THE LINK ROD END TO BE BROKEN IN TWO WHEN THE LANDING GEAR WAS CYCLED. SUBMITTER RECOMMENDED SPECIAL ATTENTION TO THIS AREA DURJul 24, 1998 · N15068 · Piper PA34200SDR 98ZZZX3571Bellcrank · failedTHE BELLCRANK FAILED ALONG FORK BOLT MOUNTING HOLE. THIS IS THE ADJUSTING POINT FOR DOWNLOCK OVERCENTER TENSION. UPON INSTALLATION OF NEW PART, OVERCENTER TENSION WAS CHECKED AND FOUND TO BE NORMAL. DUE TO THE FAILURE, THE NOSE GEAR COLLAPSED UPON LANDING. Jul 24, 1998 · N6209X · Cessna 310RSDR 98FDEA00472Sensor · failedON INITIAL T/O, LANDING GEAR HANDLE COULD NOT BE RAISED PAST LEVER LOCK. RAN LANDING GEAR LEVER LATCH FAIL TO RELEASE CHECKLIST TO STEP 7 AND RETRACTED GEAR USING GEAR LEVER LATCH TRIGGER. DISCONNECTED SAFETY SENSOR AT LT MAIN GEAR. DISCONNECTED NOSE GEAR. Jul 24, 1998 · N281FE · Boeing 727233SDR QXEA9801044Actuator · malfunctionDURING LANDING GEAR RETRACTION, THE LEFT GEAR DOOR LIGHT STAYED ON AND THE GEAR DOOR WAS NOTICED TO BE OPEN. CYCLED THE LANDING GEAR AND THE DOOR OPERATED PROPERLY. REPLACED THE FORWARD GEAR DOOR ACTUATOR AND PERFORMED GEAR SWINGS, OPERATIONAL CHECKS GOOD.Jul 23, 1998 · N814PH · Dhav DHC8102SDR COMA9860195Pseu · failedPROXIMITY SYSTEM FAULT WARNING. FLAPS FAIL MESSAGE. LANDING GEAR WOULD NOT EXTEND ANTI-SKID AND NOSE STEER FAIL MESSAGES. REPLACED THE PSEU.Jul 23, 1998 · N962CA · Cndair CL6002B19SDR CALA9801326Retract Mech · malfunctionedTHE NLG DID NOT RETRACT AFTER TAKEOFF. BOTH THE RED NOSE GEAR LIGHT AND YELLOW GEAR DOOR OPEN LIGHT REMAINED ILLUMINATED. THE FAULT WAS ACCOMPANIED BY LOUD WIND NOISE AND VIBRATION. THE GEAR WAS CYCLED AND THE NOSE GEAR RETRACTED WITH GOOD INDICATIONS. THEJul 23, 1998 · N16894 · Doug DC982SDR AALA981425Cylinder · failedJFK - FLT 0015 - AFTER TAKEOFF JFK, EN ROUTE TO SFO, GEAR HANDLE WOULD NOT RAISE AND GEAR WOULD NOT RETRACT. ABNORMAL PROCEDURE WAS FOLLOWED WITHOUT SUCCESS. RETURNED JFK AND LANDED WITHOUT INCIDENT. REPLACED RIGHT HAND GEAR LEVELING CYLINDER AND TRIM CYLINJul 23, 1998 · N134AA · Doug DC1010SDR PCAA9800777Pseu · failedFLT 3842 - DURING CRUISE, LANDING GEAR BEGAN AN UNSELECTED EXTENSION. DOORS OPENED THEN CLOSED. GEAR HANDLE INTRANSIT LIGHT AND AMBER GEAR DOOR OPEN LIGHTS ILLUMINATED MOMENTARILY. LANDING GEAR REMAINED UP, DID NOT EXTEND. PERFORMED PROXIMITY SWITCH ELECTRJul 21, 1998 · N838EX · Dhav DHC8102SDR USAAD98128Valve Pulley · blockedPIT - FLT 972 - AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. THE GEAR WAS CYCLED TWICE, BUT WOULD NOT RETRACT. THE FLIGHT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPOSITIONED A TEMPORARY HYDRAULIC LINE IN THE RIGHT WHEEL WELL THJul 20, 1998 · N912VJ · Doug DC931SDR MZZA98186Accessory Unit · failedFLT 891 - MNL - AFTER TAKEOFF GEAR LEVER WOULD NOT RETRACT. GEAR HANDLE WOULD NOT PASS OFF POSITION. DUMP FUEL AND RETURN TO MNL. MAINTENANCE T/S SYSTEM FOUND L/G ACCESSORY UNIT AT FAULT. REMOVED AND REPLACED L/G ACCESSORY UNIT AND PERFORMED OPS CHECKED PEJul 20, 1998 · N623DH · Boeing 727264SDR ABXA9800634Fitting · wornRED GEAR UNSAFE LIGHT ILLUMINATED INTERMITTENTLY AFTER GEAR RETRACTION. RECYCLED GEAR AND LIGHT DID NOT ILLUMINATE AGAIN. REPLACED BOTH LEFT AND RIGHT MAIN LANDING GEAR DRAG BRACE FITTING. PERFORMED OPS CHECK OF GEAR, OPS CHECKED GOOD.Jul 20, 1998 · N848AX · Doug DC861SDR SWAA981389Retract Mech · malfunctionedAIR RETURN, DUE TO LANDING GEAR WOULD NOT RETRACT NORMALLY AFTER TAKEOFF. OVERRIDE WAS REQUIRED TO MOVE GEAR HANDLE TO UP. PRESSURIZATION WAS NORMAL AND THERE WAS NO TAKEOFF WARNING HORN WHEN THE FLAPS WERE RETRACTED. EXTENSION WAS NORMAL. AIRCRAFT MADE ANJul 19, 1998 · N383SW · Boeing 7373H4SDR USAAF98057Mlg · failedPIT - FLT 671 - ON APPROACH TO CRW WHEN THE LANDING GEAR WAS SELECTED DOWN, THE MAIN LANDING GEAR DID NOT EXTEND. CREW RECYCLED THE GEAR HANDLE WITH THE SAME RESULT. FLIGHT RETURNED TO PIT. ON APPROACH TO PIT, CREW USED THE ALTERNATE GEAR EXTENSION PROCEDURJul 18, 1998 · N882US · Fokker F28MK0100SDR AALA981404Pin · installedORD - FLT 1731 - AFTER TAKEOFF DTW, UNABLE TO RAISE MAIN LANDING GEAR. LANDED ORD WITHOUT INCIDENT. REMOVED MAIN LANDING GEAR DOWNLOCK PINS. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)Jul 18, 1998 · N469AA · Doug DC982SDR 9809829104Retract Mech · out of adjustAFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT. THE FLIGHT CREW FOLLOWED COM PROCEDURES, RETRACTED THE LANDING GEAR BY PUSHING THE LANDING HANDLE RELEASE BUTTON. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. MAINTENANCE RIGGED THE ANTI-RETRACTION Jul 18, 1998 · N94S · Doug DC915SDR ABXA9800636Drag Link · wornRED GEAR UNSAFE LIGHT ILLUMINATED DURING GEAR UPLATCH CHECK ACCOMPANIED BY NOT LATCHED LIGHT ON LEFT GEAR. RECYCLED GEAR, NO HELP. REPLACED WORN DRAG LINK KNUCKLES ON LEFT AND RIGHT GEAR IAW DC8 MM 32-11-03. OPS CHECKED GOOD.Jul 17, 1998 · N815AX · Doug DC863SDR EIAA980229Door · malfunctionedKWRI - AFTER TAKEOFF AT ETAR, RIGHT WING LANDING GEAR DOOR FAILED TO OPEN, GEAR REMAINED DOWN AND LOCKED. REPEATED GEAR RETRACTION, NO HELP. DURING PREP TO RETURN TO ETAR, WITH GEAR HANDLE IN THE 'OFF' POSITION RIGHT BODY GEAR DOOR 'OPEN' LIGHT CAME ON. MOVJul 16, 1998 · N470EV · Boeing 747273CSDR CALA9801260Sequence Valve · leakingTHE A HYDRAULIC SYSTEM PRESSURE AND FLUID WAS LOST AFTER GEAR WAS RETRACTED DEPARTING IAH. FUEL WAS DUMPED AND THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG LOCK SEQUENCE VALVE LEAKING. THE VALVE WAS REMOVEDJul 16, 1998 · N32725 · Boeing 727224SDR 98ZZZX2867Switch · failedJAX/TPA - FLT 9461 - LANDING GEAR INDICATOR TRIPPED AND COULD NOT RESET. REMOVED AND REPLACED NOSE LANDING GEAR DOWNLOCK SWITCH. (X)Jul 16, 1998 · N155GA · Beech 1900CSDR 98FDEA00456Controller · malfunction98-0178 STA-CEB: LANDING GEAR WOULD NOT RETRACT AFTER T/O. GEAR HANDLE STUCK IN MID DETENT. LANDED ASAP. PERFORMED BITE CHECK ON PROX DETECTION UNIT. NO FAULT FOUND. RESET CONTROLLER. CHECKED PROX SWS VISUALLY, GOOD CONDITION. NO EVIDENCE OF LEAKS AND Jul 16, 1998 · N422FE · Airbus A310222SDR 20000428AP007Pseu · failedDFW - FLT 177 - ON APPROACH INTO BRANSON, THE LANDING GEAR WAS EXTENDED AND RECEIVED A PROXY SYSTEM FAIL MESSAGE ON THE CAS PAGE, THE MESSAGE WOULD NOT CLEAR SO EXECUTED A MISSED APPROACH AND RETURNED TO DFW AIRPORT WHERE MAINTENANCE PERSONNEL REPLACED THE PSEJul 15, 1998 · N335PH · Dorner DO328100SDR MALA976165Control Valve · malfunctionedON APPROACH, LANDING GEAR SELECTED DOWN, PUMP STARTED RUNNING AND AMBER INTRANSIT LIGHT CAME ON. GEAR WOULD NOT LOCK DOWN, PUMP RAN FOR SEVERAL SECONDS THEN LANDING CONTROL CIRCUIT BREAKER POPPED, PUMP CONTINUED TO RUN. AFTER RESETTING CIRCUIT BREAKER AND REJul 15, 1998 · N441XJ · Saab 340BSDR K3HA980091Fitting · bindingLEFT GEAR STAYED RED WHEN GEAR EXTENDED. UPON CYCLING GEAR, GEAR EXTENDED NORMAL. REMOVED AND REPLACED LEFT HAND MAIN LANDING GEAR OPERATED SEQUENCE VALVE, DUE TO SUSPECTED FAULT PER MM 32-32-21, NO HELP. FOUND UNIVERSAL FITTING AT LEFT HAND MAIN LANDING GEJul 14, 1998 · N356PA · Boeing 727225SDR DLL10981472Swivel · crackedRIGHT MLG GREEN LIGHT DID NOT ILLUMINATE ON APPROACH, GEAR INDICATOR ON RIGHT WING VERIFIED POPPED UP. FOUND UPPER DRAG BRACE SWIVEL CRACKED. PART AOG'G FROM ATL (327002516).Jul 14, 1998 · N735D · Lkheed 10113851
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