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 USAAD97109Retract Mech · jammedMCO/BWI - FLT 2329 - NOSE GEAR DOOR WOULD NOT RETRACT ON TAKEOFF. REMOVED PROTRUDING CHAFE STRIP FROM SPRAY DEFLECTOR AND PROGRAMMED FOR REPLACEMENT. (X)Jun 22, 1997 · N821US · Doug DC982SDR AU970707Stud · faulty(AUS) LH AND RH MAIN LANDING GEAR SIDE BRACE STUDS SUSPECT FAULTY - FOUND DURING MAGNETIC PARTICLE INSPECTIONJun 20, 1997 · Piper PA28R200SDR AALA971123Actuator · brokenPHL - FLT 0512 - DURING APPROACH TO PHL WHEN LANDING GEAR EXTENDED, RT MAIN LANDING GEAR FAILED TO EXTEND NORMALLY, RECYCLED LANDING GEAR WITH SAME RESULTS. ACCOMPLISHED MANUAL GEAR EXTENSION IAW ABNORMAL PROCEDURES AND AIRCRAFT LANDED PHL WITHOUT INCIDENT. Jun 20, 1997 · N6813 · Boeing 727223SDR 97ZZZX3553Gearbox · failedINVESTIGATION FOLLOWING LANDING WITH RT MLG RETRACTED FOUND THE RT MAIN TO LT MAIN DRIVE SHAFT (PN 030A-38610-21) DISCONNECTED. THE RT MAIN ACTUATOR WAS TURNED MANUALLY UNTIL THE RT LANDING GEAR WAS IN THE DOWN POSITION. INSPECTIONS REVEALED THE LOWER AFT ATJun 20, 1997 · N360RA · Mtsbsi MU2B60SDR USAAF97050Retract Mech · lack of lubeDTW/CLT - FLT 267 - DURING APPROACH TO CLT WHEN LANDING GEAR WAS SELECTED DOWN, THE NOSE GEAR DID NOT EXTEND FOR APPROXIMATELY 10-20 SECONDS AS INDICATED BY UNSAFE NOSE GEAR INDICATION. AS THE CREW PERFORMED A TOWER FLY-BY, THE NOSE GEAR EXTENDED AND THE UNSAJun 19, 1997 · N895US · Fokker F28MK0100SDR 97ZZZX3030Support Link · crackedTHE 707 SUPPORT LINK WAS RECEIVED FOR OVERHAUL WITH 2 CRACKS AT THE HANGER ATTA CH REGION. THE CRACKS WERE FOUND DURING PENETRANT INSPECTION AFTER THE REMOVAL OF THE BUSHINGS AND PAINT. NORTHOP GRUMMAN W/O: 314847.Jun 19, 1997 · Boeing 707320CSDR 97ZZZX3029Beam · crackedTHE 707 MLG ACTUATOR BEAM WAS RECEIVED FOR OVERHAUL. VISUAL INSPECTION REVEALED A LARGE CRACK AT THE SUPPORT LINK ATTACH LUG. THE CRACK WAS DETECTED THROUGH THE PAINT. NORTHROP GRUMMAN W/O: 314846Jun 19, 1997 · Boeing 707320CSDR 97ZZZX3018Hook · crackedOLD UPLOCK HOOK CRACKED IN HOOK AREA. NEW UNPLOCK HOOK ASSY PN 5141312-10 IS MUCH HEAVIER. SUSPECT CAUSE WAS TIME AND NUMBER OF GEAR CYCLES.Jun 19, 1997 · N135BG · Cessna 414ASDR 97FDEA00354Retract Mech · malfunctionedUPON LOWERING L/G RIGHT MAIN LANDING GEAR SHOWED UNSAFE. RECYCLED THE GEAR WITH THE SAME RESULT. UPON APPLICATION OF TOGA POWER GEAR INDICATED SAFE. DEFERRED PER MEL 32-5 MX PROCEDURES COMPLIED WITH. REMOVED AND REPLACED RLMG DOWN RESTRICTOR PER M/M 32-31-Jun 19, 1997 · N650FE · Airbus A300*SDR 97UAL900477Control Module · misriggedNO GREEN LIGHT ON LEFT MAIN LANDING GEAR WHEN GEAR HANDLE PUT IN DOWN POSITION. GEAR DID NOT EXTEND AND WAS EXTENDED MANUALLY.Jun 18, 1997 · N387UA · Boeing 737322SDR WTAA970111Release Valve · failedSNA - EN ROUTE SNA TO FAT, LANDING GEAR FAILED TO RETRACT ON DEPARTURE. AIRCRAFT DIVERTED TO LAX WITHOUT INCIDENT. AIRCRAFT SUBSEQUENTLY FERRIED TO FAT FOR REPAIRS. MAINTENANCE REMOVED AND REPLACED LANDING GEAR EMERGENCY HYDRAULIC SELECTOR RELEASE VALVE. LJun 17, 1997 · N430UE · Bag JETSTM3101SDR TWAA9769001Uplock Actuator · failedJFK - FLT 519 - DURING CLIMB EXPERIENCED LOSS OF 'A' SYSTEM HYDRAULIC PRESSURE. REMOVED AND REPLACED LEFT MAIN GEAR UPLOCK ACTUATOR AND HOSES. ALSO, REPLACED CASE DRAIN AND MAIN HYDRAULIC FILTERS. OPERATIONAL CHECK NORMAL. (M)Jun 16, 1997 · N84355 · Boeing 727231SDR WTAA970106Selector Box · failedLAX - LEFT MLG WOULD NOT INDICATE DOWN AND LOCKED ON INITIAL EXTENSION. MAINTENANCE REPLACED LANDING GEAR SELECTOR BOX. OPERATIONAL CHECK OF LANDING GEAR NORMAL. TEST FLIGHT SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (X)Jun 15, 1997 · N203YV · Emb EMB120SDR USAASB97161Relay · failedCLT - FL 84 - FLIGHT RETURNED TO FIELD DUE TO CAPTAIN UNABLE TO RETRACT THE LANDING GEAR. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE R227 RELAY IN THE LANDING GEAR LOGIC SHELF E22. OPERATIONAL CHECK OF LEVER LOCK SOLENOID NJun 15, 1997 · N530AU · Boeing 7373B7SDR COMA9710313Safety Pin · not removedNLG DID NOT RETRACT. REMOVED DOWN LOCK SAFETY PIN FROM NLG. AIRCRAFT RETURNED TO SERVICE.Jun 14, 1997 · N241CA · Emb EMB120RTSDR AU970677Swivel · sheared(AUS) RH HYDRAULIC SWIVEL UNION IN LANDING GEAR DOWNLOCK LINE SHEARED THE INTERNAL SPINDLE ALLOWING LOSS OF HYDRAULIC FLUIDJun 14, 1997 · Saab SF340ASDR AU970659Bushing · corroded(AUS) NOSE LANDING GEAR MAIN DRAG AND LOCKING STRUT PIVOT BUSHINGS AND SHIMS WERE CORRODEDJun 13, 1997 · Emb EMB120SDR RRXA97185Retract Mech · vibrationAFTER GEAR RETRACTION, EXPERIENCED SEVERE VIBRATION FROM NOSE GEAR AREA, CYCLED GEAR SEVERAL TIMES, NO HELP. AT 180KTS VIBRATIONS STARTS WITH GEAR UP. INSPECTED NOSE GEAR DOORS, FWD AND AFT, NO DEFECTS NOTED. CHECKED RETRACT TORQUE TUBE, PACK DUCTING, AND NJun 12, 1997 · N796FT · Doug DC873FSDR CA970625005Line · chafed(CAN) #2 HYDRAULIC QUANTITY AT ZERO. DRAG STRUT ACTUATOR LINE FOUND CHAFED AND LEAKING. LINE REPLACEDJun 12, 1997 · Dhav DHC8102SDR AU970872Uplock · faulty(AUS) NOSE LANDING GEAR UPLOCK BOX FAULTY - THIS DEFECT WAS RECEIVED FROM NO34 SQUADRON RAAF AND IS FOR INFORMATION ONLYJun 10, 1997 · Amd FALCON900SDR ABXA9701133Line · leakingHYDRAULIC SYSTEM FLUID LOSS OCCURED DURING GEAR RETRACTION. FOUND LEFT MAIN LANDING GEAR BOGIE-BEAM TRIM CYLINDER LINE BLOWN. REPLACED LINE.Jun 10, 1997 · N817AX · Doug DC863SDR 97ZZZM834Selector Valve · malfunctionedEN ROUTE TO ATW GREEN HYD TEMP ILLUMINATED, FOLLOWED ABNORMAL PROCEDURE CHECKLIST, LANDING AT ATW UNEVENTFUL, BRAKE TEMP WENT TO 700 DEGREE LEFT SIDE WHILE USING BRAKES TO STEER DURING TAXI. REMOVED AND REPLACED LANDING SELECTOR VALVE. (M)Jun 10, 1997 · N615AW · Bag BAE146300ASDR 97ZZZM738Locking Pin · not removedFLT 611 - LGW-FLL - CAPTAIN REPORTED, UNABLE TO RETRACT THE NOSE GEAR AFTER TAKEOFF. AIRCRAFT RETURNED BACK TO LGW AND LANDED WITHOUT FURTHER INCDIENT. MX FOUND N/G GROUND LOCK PIN INSTALLED. LOCK PIN REMOVED AND STOWED IN FLIGHT DECK. AIRCRAFT RETURNED TO Jun 9, 1997 · N832LA · Doug DC1030SDR WTAA970100Release Valve · trippedCRQ - LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. AIRCRAFT RETURNED TO STATION. AIRCRAFT FERRIED TO LAX. MAINTENANCE RESET PIN ON EMERGENCY RELEASE VALVE. OPERATIONAL CHECK LANDING GEAR NORMAL. AIRCRAFT RETURNED TO SERVICE. (X)Jun 6, 1997 · N403UE · Bag JETSTM3101SDR WTAA970099Control Box · intermittentFAT - RIGHT MAIN GEAR INTRANSIT LIGHT REMAINS ILLUMINATED AFTER GEAR RETRACTION. MAINTENANCE UNABLE TO DUPLICATE DISCREPANCY ON GROUND. REPLACED CONTROL BOX AS PRECAUTION. AIRCRAFT RETURNED TO SERVICE. NOTE: BENCH CHECK CONFIRMED INTERMITTENT INDICATION PJun 6, 1997 · N201YW · Emb EMB120RTSDR 97UAL900440Accessory Unit · malfunctionedAFTER TAKEOFF, LANDING GEAR LEVER WOULDN'T MOVE PAST OFF. ACCOMPLISHED IRREGULAR PROCEDURE AND RETRACTED GEAR USING OVERRIDE TRIGGER. ON GEAR EXTENSION, LEVER LATCH AND GEAR LIGHT CIRCUIT BREAKER'S TRIPPED. *S/D* ACCOMPLISHED CHECK OF EXTENSION SYSTEM. COJun 6, 1997 · N9053U · Boeing 737222SDR 97ZZZM685Retract Mech · lack of lubeAFTER TAKEOFF OUT OF ANC, THE NOSE GEAR WOULD NOT STAY RETRACTED. THE PILOT MADE SEVERAL RETRACTION ATTEMPTS, HOWEVER, THE NOSE GEAR WOULD NOT STAY IN THE RETRACT POSITION. PILOT SELECTED GEAR DOWN VERIFIED THREE GREEN DOWN AND LOCKED INDICATIONS AND MADE A Jun 5, 1997 · N26906 · Swrngn SA227ACSDR AU970666Landing Gear · faulty(AUS) LANDING GEAR EXTENSION SYSTEM FAULTY - UNABLE TO MOVE EMERGENCY EXTENSION LEVER - LANDING GEAR 60AMP CIRCUIT BREAKER POPPED - CIRCUIT BREAKER RESET, EMERGENCY SYSTEM DISENGAGED AND LANDING GEAR EXTENDED NORMALLY - INSPECTION COULD FIND NO APPARENT DEFECTMay 31, 1997 · Beech B200CSDR 9711589760Retract Mech · malfunctionedON APPROACH DURING GEAR EXTENSION, NOSE GEAR DID NOT COME DOWN. NO GREEN OR RED LIGHTS, HYDRAULIC PRESSURE AND QUANTITY WERE NORMAL. CYCLED GEAR AND NOSE GEAR CAME DOWN NORMALLY. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE JACKED AIRCRAFT AND CYCLED GEAR 8May 31, 1997 · N760NW · Doug DC941SDR GXPA97013Switch · contaminatedAIRCRAFT DEPARTED LORAINE, MEXICO ON 5-30-97 FOR LAREDO, TEXAS. AIRCRAFT RETURNED TO LORAINE, MEXICO DUE TO MLG DOORS WOULD NOT CLOSE AFTER MLG RETRACTED. FERRIED TO LAREDO, TEXAS FOR REPAIRS. FOUND LT MLG UPLOCK (15G1) SWITCH SOAKED WITH MOISTURE. DRIED SMay 30, 1997 · N183GA · Amd FALCON20C5SDR SWAA970507Priorty Valve · failedAFTER TAKEOFF, NOSE GEAR DID NOT RETRACT. RECYCLED GEAR AND NOSE GEAR RETRACTED. INSPECTED AND REPLACED NLG DOWNLOCK ACTUATOR, PRIORITY VALVE, AND RETRACTION TESTED PER BOEING M/M.May 29, 1997 · N332SW · Boeing 7373H4SDR GXPA97012Relay · failedAIRCRAFT DEPARTED AND AFTER SELECTING GEAR UP, MLG DOORS WOULD NOT RETRACT. AIRCRAFT RETURNED TO DEPARTURE AIRPORT. FERRIED AIRCRAFT FOR MAINTENANCE. LANDING GEAR RELAY 6G (SEQUENCE) WAS FOUND DEFECTIVE. REMOVED AND REPLACED RELAY. LANDING GEAR RETRACTIONMay 29, 1997 · N174GA · Amd FALCONSDR CALA9700795Sequence Valve · leakingTHE A-SYSTEM HYDRAULIC FLUID AND PRESSURE WAS LOST AFTER TAKEOFF. ABNORMAL PROCEDURES WERE COMPLIED WITH AND THE FLIGHT WAS CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE RT MLG LOCK SEQUENCE VALVE LEAKING. THE LOCK SEQUENCE VALVE WMay 29, 1997 · N73751 · Boeing 727227SDR 97ZZZX2879Relay · detachedRELAY CAME LOOSE FROM SOCKET. RELAY IS MOUNTED UPSIDE DOWN IN AIRCRAFT. NO WAY TO ATTACH IN HOLDER. NEEDS SOME TYPE OF POSITIVE LOCKING. IF SWITCH COMES LOOSE ON ONE SIDE, GEAR WILL NOT GO UP. IF SWITCH COMES LOOSE ON THE OTHER SIDE, GEAR WILL NOT GO DOWNMay 29, 1997 · N93603 · Blanca 1730ASDR DL72S971040Uplock Actuator · malfunctionedAFTER GEAR EXTENSION, 'A' HYD QTY WENT TO ZERO (NOSE GEAR REQUIRED MANUAL EXTENSION). POM PROCEDURES COMPLIED WITH AND A FLAP 15 LDG ACCOMPLISHED. REPLACED NOSE GEARLOCK ACTUATOR PER M/M. SERVICED HYD FLUID, RETRACTED NOSE GEAR SEVERAL TIMES AND OPS NORMAL.May 28, 1997 · N540DA · Boeing 727232SDR CA970722043Gear Switch · bent(CAN) NOSE WHEEL RETRACTED AND COULD NOT BE EXTENDED DUE TO FAILURE OF THE SQUAT SWITCH BRACKET TO MAKE POSITIVE CONTACT WITH THE SWITCH. THE AIRCRAFT MADE A NOSE WHEEL GEAR UP LANDING.May 28, 1997 · Cessna 337GSDR 97ZZZX2913Rod End · failedTHIS ROD END IS PART OF THE AFT EXTENSION/RETRACTION TUBE FOR THE NOSE GEAR RETRACT SYSTEM. THE TUBE WAS FOUND INSTALLED BACKWARDS RESULTING IN THE INCORRECT ROD END STYLE BEING ATTACHED TO THE GEARBOX ARM. THIS ROD END SHOULD HAVE BEEN ATTACHED TO THE IDLERMay 28, 1997 · N1849W · Beech A36SDR AWXA9700312Control Cable · misriggedLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. FOLLOWED QRH PROCEDURES AND RETRACTED GEAR. FOUND TELEFLEX CABLE AND AIR SAFETY SENSOR NOT RIGGED PER MM. CORRECTED PER MM 32-09-01.May 27, 1997 · N313AW · Boeing 7373S3SDR 97ZZZX2677Switch Housing · leakingAIRCRAFT LOST NORMAL HYDRAULIC SYSTEM PRESSURE. AUXILIARY PUMP AND LANDING GEAR BLOW DOWN BOTTLE WERE USED FOR LANDING. FOUND LEFT MAIN LANDING GEAR ACTUATOR DOWNLOCK SWITCH HOUSING ALLOWING FLUID TO BYPASS PLUNGER SEALS, TRAVEL AROUND AND THROUGH DOWNLOCK SMay 27, 1997 · N49MW · Israel 1125SDR 97ZZZX2670Gear Pin · wornDURING A RECENT 404 TITAN GEAR INSPECTION ON THE MAIN LANDING GEAR, FOUND TRAILING LINK PIVOT PINS WORN EXCESSIVELY. THE PHENOLIC-LINED BUSHINGS WERE SITHIN MANUFACTUER'S SPECS. NEW PINS WERE INSTALLED.May 27, 1997 · N48SA · Cessna 404CESSNASDR 97ZZZX2669Gear Pin · wornDURING A RECENT 404 TITAN GEAR INSPECTION ON THE MAIN LANDING GEAR, FOUND TRAILING LINK PIVOT PINS WORN EXCESSIVELY. THE PHENOLIC-LINED BUSHINGS WERE WITHIN MANUFACTUER'S SPECS. NEW PINS WERE INSTALLED.May 27, 1997 · N48SA · Cessna 404CESSNASDR 97ZZZM729Relay · shortedFLT 7168 - MCO-FLL, UNABLE TO LOWER GEAR, BREAKER POPPED, HYDRAULIC FLUID LOW LIGHT ILLUMINATED. MANUAL EXTENSION ACCOMPLISHED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED LANDING GEAR POWER PACK RELAY. GEAR SWINGS ON JACKS SATISFACTORY. (M)May 27, 1997 · N153GA · Beech 1900CSDR 9710629301Retract Mech · lack of lubeON TAKEOFF UPON GEAR RETRACTION, NOSE GEAR RED LIGHT DID NOT EXTINGUISH. RECYCLED GEAR AND ALL INDICATIONS WERE NORMAL. FLIGHT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE LUBRICATED AND CYCLED GEAR, OPERATIONAL CHECK OK.May 27, 1997 · N301RC · Doug DC982SDR USAASB97140Lock Actuator · failedIAD - FLT 892 - DURING APPROACH AND EXTENSION OF THE LANDING GEAR, CREW RECEIVED AN UNSAFE INDICATION ON THE NOSE GEAR. CAPTAIN ACCOMPLISHED A GO-AROUND. A TOWER FLYBY ALSO ACCOMPLISHED WITH THE TOWER ADVISING THE NOSE GEAR APPEARED TO BE DOWN. CREW ACCOMPLMay 26, 1997 · N590US · Boeing 737301SDR 97ZZZX2851Actuator · crackedDURING ANNUAL INSPECTION, FOUND A CRACK IN THE BEARING END OF THE NOSE GEAR ACTUATOR. THE CRACK ORIGINATES AT THE DOWNLOCK PIN LOCATION AND EXTENDS FORWARD LONGITUDINALLY AROUND THE CASTING. (NO PLAY WAS NOTED IN PIN WHEN C/W SEB 95-20). POTENTIAL OF NOSE GMay 26, 1997 · N732AJ · Cessna T210LSDR 97ZZZX2818Switch · malfunctionLANDING GEAR SWITCH FOUND TO BE INTERMITTENT. FLIGHT CREW TOOK AIRCRAFT FOR A FLIGHT JUST AFTER WASHING. GEARS WOULD NOT RETRACT. ON INSPECTION, FOUND MOISTURE IN SIDE OF MLG SAFETY SWITCH.May 26, 1997 · N814CF · Cessna 402BSDR CA970618019Prox Sensor · failed(CAN) UNABLE TO RETRACT LANDING GEAR ON SYSTEM #1, SYSTEM #2 SELECTED AND GEAR RETRACTED. AFTER PASSING 'TAKE-OFF INHIB' (LIFT OFF PLUS 1 MINUTE) THE FOLLOWING FAILURES OCCURRED. CABIN PRESSURE REG #1 - CAPT. PITOT HEAT AND TAT HEAT - F/O PITOT HEAT - FAC #1 -May 25, 1997 · Airbus A310304SDR CA970604002Cable Link · broken(CAN) IT IS SUSPECTED THAT THE RH OUTER BUNGEE CABLE LINK P/N 1107968 BROKE CAUSING THE ATTACHED BUNGEE SPRING P/N 1107969 TO REBOUND AND STRIKE THE GEAR INDICATOR LIGHT SWITCH BRACKET CAUSING MISALIGNMENT SUFFICIENT TO CAUSE THE DOWN AND LOCKED INDICATOR LIGHMay 24, 1997 · Doug C54ASDR EISA97101Retract Mech · malfunctionedUPON RETRACTION, RIGHT GEAR DOOR LIGHT ON A-SYSTEM HYD PRESS 800 TO 1000 PSI. RECYCLED GEAR. RIGHT GEAR DID NOT RETRACT. EXTENDED GEAR, LANDING NORMAL (ATB). JACKED AIRCRAFT. REF MM-7-11-0. PERFORMED GEAR WING PER MM 32-30-0. COULD NOT DUPLICATE PROBLEM.May 23, 1997 · N240NE · Boeing 72731SDR 97ZZZX2353Transmission · cover failedTRANSMISSION COVER (AS REFERENCED IN PIPER PA-24-180 SM SECTION 6, FIG 6-13, ITEM 7), FAILED BY CRACKING AROUND ATTACHMENT LUG. LUG BECAME LIBERATED FROM REMAINING PORTION OF COVER. FAILURE CAUSED LANDING GEAR TO NOT LOCK IN DOWN POSITION. SUBMITTER RECOMMEMay 23, 1997 · N7678P · Piper PA24180
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