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 RAIA00801017Control Unit · malfunctionedFLT 5584 - RIC - NOSE GEAR DOORS WOULDN'T CLOSE. MAINTENANCE REMOVED AND REPLACED THE LGEU AND PERFORMED SEVERAL GEAR EXTENSIONS AND RETRACTIONS. OPS CHECKED GOOD.SDR RAIA00801015Control Unit · malfunctionedFLT 5524 - RIC - LOUD RUMBLE IN FLIGHT AT ALL ALTITUDES AND SPEEDS. MAINTENANCE REMOVED AND REPLACED THE LGEU AND PERFORMED SEVERAL GEAR SWINGS. OPS CHECKED GOOD.SDR RAIA00801014Control Unit · malfunctionedFLT 5500 - STL - SPS ADVANCE MESSAGE ON THE EICAS DURING CLIMB. MAINTENANCE REMOVED AND REPLACED THE LGEU. OPS CHECKED GOOD.SDR CA080116002Drag Link · cracked(CAN) DURING DESCENT, THE INTRANSIT LIGHT CAME ON IN THE COCKPIT FOR THE NOSE GEAR. THE GEAR WAS THEN SELECTED DOWN AND LOCKED. THE CAPTAIN AND MAINT FELT THERE WAS MORE THEN JUST A SIMPLE INDICATION PROBLEM AND RETURNED THE AC TO THE HOME BASE. AS A SAFETY PRSDR CA080114001Sequence Valve · failed(CAN) AFTER TAKEOFF, LT MLG DOOR AMBER LIGHT REMAINED ON (FA CONFIRMED LT MLG DOOR OPEN). GEAR EXTENDED THEN L DOOR AMBER LIGHT, LT RED, AND GEAR HANDLE LIGHT REMAINED ON (FA CONFIRMED THE GEAR WAS PARTIALLY EXTENDED). AFTER ABOUT 5 MINS, LT GREEN LIGHT ILLUMSDR DXTA200802757Landing Gear · inoperativeLANDING GEAR WOULD NOT RETRACT AFTER TAKE-OFF. PLACED AIRCRAFT ON JACKS. INSTALLED ROBO MULE TO RIGHT ENGINE TO PERFORMED LANDING GEAR OPERATIONAL CHECKS. INSPECTED ALL LANDING GEAR ELECTRICAL CONNECTORS AND LANDING GEAR CONTROL VALVE. SYSTEM CHECKED GOODSDR LYNX00003Sequence Valve · stickingAFTER TAKEOFF LT DOOR AMBER LIGHT FAILED TO EXTINGUISH, FOLLOWED QRH PROCEDURE AND EXTENDED GEAR, LT GEAR DOOR AMBER LIGHT STILL DID NOT EXTINGUISH AND RED LT LANDING GEAR WARNING REMAINED ILLUMINATED. AFTER APPROX 5 MINUTES GEAR LOCKED DOWN AND GREEN LT LIGHTSDR SWAA080187Control Cable · out of adjustON APPROACH HAD THREE GREEN LIGHTS AND THREE RED LIGHTS, CYCLED GEAR LEVER HAD THREE GREEN LIGHTS NO RED. ADJUSTED LANDING GEAR CONTROL CABLE PER MM.SDR COMA0860054Priority Valve · faultyFLIGHT 4982 - NOSE GEAR DISAGREE ON APPROACH INTO CVG. PERFORMED QRH, EMERGENCY DECLARED, AIRCRAFT LANDED SAFELY. REMOVED AND REPLACED NLG PRIORITY VALVE.SDR CA080107003Torque Knee · cracked(CAN) WHILE PERFORMING AN INSPECTION ON THE GEAR IT WAS NOTICED THAT GREASE WAS COMING FROM THE HORIZOTAL CRACK IN THE BOTTOM OF THE TORQUE KNEE. A NEW KNEE WAS ORDERED AND REPLACED. (TC NR 20080107003)SDR SWIA200819047Selector Valve · malfunctionedFLT 3942 - NOSE GEAR WOULD NOT RETRACT AFTER TAKEOFF. REPLACED NOSE GEAR SELECTOR VALVE IAW MM 32-33-10. OPS CHECK GOOD.
SDR RAIA00801006Uplock · inoperativeFLT NR 5577-STL-NOSE LANDING GEAR FAIL TO RETRACT. MAINTENANCE REMOVED AND REPLACED THE NOSE UPLOCK BOX. OPS CHECKED GOOD.SDR A6WA200840006Selector Valve · failedON DEPARTURE, SELECTED GEAR LEVER UP. RECEIVED TRIPLE CHIME AND DISAGREE AURAL MESSAGE. GOT GEAR DISAGREE NOSE GEAR DOOR WARN MESSAGES AND WOW INPUT AND NWS INOPERATIVE CAUTION MESSAGES. EXECUTED QRH IN THAT ORDER, HAD 3 GEAR DOWN LOCKED INDICATIONS. REMOVESDR 08FDEA00030Retract Cylinder · leakingHYD SYS QTY SLOW LEAK 0.1 GAL. PER 3 MIN GOT HYD 3 ELEV OFF AND HYD SYS 3 LOW LANDED DEN WITHOUT INCIDENT. RT MAIN GEAR RETRACT CYL LEAKING, SPARES NOT IN PLACE, NEEDS NEW ACTUATOR, OR GEAR DOWN FLT, ACT NIS DEN. REMOVED RETRACT CYLINDER PER MM 32-33-01-4. SDR 2008UALA00039Safety Valve · failedLANDED UNDER AMBER ALERT DUE TO A FAILED GREEN HYDRAULIC SYSTEM. FAILED LANDING GEAR SAFETY VALVE. REPLACED LANDING GEAR SAFETY VALVE (49GA). PERFORMED GEAR CYCLES, OPS CHECKED NORMAL.SDR COMA0860039Priority Valve · faultyFLIGHT 5097 - RECEIVED GEAR DISAGREE WARNING MESSAGE. RETURNED TO GRR, LANDED WITHOUT INCIDENT. REPLACED NLG PRIORITY VALVE. NO FURTHER DEFECTS.SDR SWAA080106Roller · wornMANUAL GEAR EXTENSION REQUIRED. ALL GEAR SAFE AND UNSAFE LIGHTS ILLUMINATED. FERRIED AIRCRAFT TO DAL FOR MAINTENANCE. FOUND LANDING CABLE OUT OF RIG, RIG CABLE PER MM. REMOVED AND REPLACED MANUAL RELEASE MECHANISM ROLLER ON NOSE GEAR PER MM.SDR SWAA080117Transfer Valve · faultyAIR TURNBACK. DEPARTING PIT NLG WOULD NOT RETRACT. FERRIED TO MDW FOR MAINTENANCE. FOUND FAULTY NLG DOWNLOCK ACTUATOR AND NO POWER FROM PSEU. REMOVED AND REPLACED DOWNLOCK ACTUATOR PER MM. REMOVED AND REPLACED PSEU PER MM. REMOVED AND REPLACED GEAR TRANSSDR DXTA200702725Unknown · malfunctionedAFTER ESTABLISHING A POSITIVE RATE FOR TAKEOFF, ATTEMPTED TO RETRACT MLG. MLG HANDLE WOULD NOT RETRACT. NOTICED ALL LIGHTS EXTINGUISHED AND CB BREAKER POPPED. MLG CB WOULD NOT RESET, MANUALLY EXTENDED MLG AS A PRECATIONARY MEASURE AND LANDED SAFELY. RESET CISDR WRNA200700064Damper · malfunctionedAFTER DEPARTURE WHEN RAISING GEAR, LEVER WOULD NOT GO PAST THE MID POSITION, GEAR POSITION LIGHTS REMAINED 'GREEN'. RETURNED TO FIELD AND MADE A SAFE LANDING. AIRCRAFT MAINTENANCE FERRIED TO CTS IN JAPAN FOR CORRECT ACTION. REPLACED LT GEAR PITCH DAMPER, AISDR COMA0770082Servo Valve · noisyFLIGHT 5654 - LOUD SQUEAL NOISE HEARD ON TAKEOFF. RETURNED TO JAX, LANDED WITHOUT INCIDENT. PERFORMED INSPECTION OF NOSE AREA, ALL ACCESS PANELS AND DOOR SEALS. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.SDR SWIA200719004Selector Valve · malfunctionedFLT 3835 - AFTER TAKEOFF RECEIVED GEAR DISAGREE AND NOSE DOOR OPEN MESSAGE. REPLACED NOSE SELECTOR VALVE IAW MM 32-33-10. OPS CHECKS GOOD.
SDR MASA200700921Selector Valve · malfunctionedASH 7385 CLE - IAD - DURING EXTENTION ON ARRIVAL GEAR DISAGREE, NOSE GEAR DOOR OPEN CAUTION. MX REMOVED AND REPLACED SELECTOR VALVE, OPS AND LEAK CHECK GOOD.SDR SWIA200719000Selector Valve · malfunctionedFLT 3822 - RECEIVED A TRIPLE CHIME AND "NOSE DOOR OPEN" WARNING MESSAGE CLIMBING THRU 9,000'. REPLACED MLG SELECTOR VALVE IAW 32-32-10 AS WELL AS MANUAL BYPASS AND RUNAROUND VALVE IAW 32-32-2. OPS CHECK GOOD, PN: 750004000-003, SN OFF: 058, PN: 750005000, SNSDR UPS07151323Landing Gear · malfunctionedLANDING GEAR WOULD NOT RETRACT AFTER T/O, LDG WT 301K#. ONLY SYS 1 UTILIZED. PERFORMED PDCU BITE TEST PER AMM 32-00-00-05. NO FAULTS FOUND. PERFORMED TEST OF 2GA USING SIMULATED TEST BOX PER AMM 32-31-11-04 ON BOTH SYS 1 AND 2. OPS CK GOOD. LDG GEAR POSISDR SIMA20073603Electronic Unit · malfunctionedON FLIGHT 3719, THE CREW NOTED AFTER TAKEOFF AFTER LANDING GEAR HANDLE SELECTED UP GEAR NEVER MOVED. LANDING GEAR LEVER DISAGREE ON EICAS AT APPROX 700' AGL FOLLOWED ALL AOM PROCEDURES SEVERAL TIMES GEAR WOULD NOT COME UP LANDED OVER WEIGHT AT 44,600 LBS RATESDR 2007UALA05239Control Unit · faultyLANDING GEAR DID NOT EXTEND WHEN HANDLE LOWERED, GOT ECAM WARNING. GEAR LOWERED AFTER 45 SECONDS. TROUBLE SHOOTING FAULTED LGCIU 1 F120. REPLACED LGCIU1.SDR DXTA200702711Landing Gear · malfunctionedRAISED LANDING GEAR AFTER TAKEOFF; ALL THREE GREEN LIGHTS EXTINGUSHED EXCEPT 2 RED LIGHTS IN GEAR HANDLE; SELECTED GEAR DOWN, ALL 3 GEAR LIGHTS ON AND RED EXTINGUSHED; BROUGHT GEAR UP, ALL 3 GREEN LIGHTS EXTINGUSHED AND 2 RED LIGHTS REMAINED ON IN GEAR HANDLE.SDR SWIA200718990Selector Valve · malfunctionedFLT 3904 - GEAR DISAGREE WARNING ON APPROACH AND NOSE GEAR WAS NOT DOWN. REPLACED NOSE GEAR SELECTOR VALVE IAW AMM 32-33-10. REPLACED PRIORITY VALVE IAW AMM 32-33-15.
SDR AMWA89204Pcb · inoperativeLANDING GEAR GAVE NO REACTION WHEN GEAR HANDLE EXTENDED. MOVED FLAPS TO FULL DOWN, LANDING GEAR WARNING HORN SOUNDED. FOLLOWED EMERGENCY CHECKLIST AND MANUALLY EXTENDED THE GEAR AND GOT 3 GEAR SAFE INDICATION LIGHTS AND LANDED SAFELY. MAINTENANCE REPLACED A316SDR C2XA07IA252Landing Gear · malfunctionedFLIGHT 2412 - DGO - IAH, THE CREW REPORTED THAT THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO DGO AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REPOSITIONED TO IAH WHERE LANDING GEAR EXTENSION AND RETRACTION TESTS WERE PERFORMED. THE GEAR RETRSDR LYNX00004Pseu · faultyDURING CLIMBOUT, CREW RETRACTED GEAR AND THE LT MLG DOORS DIDN`T CLOSE, RAN THE QRH AND EXTENDED GEAR. INDICATED 3 GREEN LIGHTS RETRACTED GEAR AGAIN AND THIS TIME INDICATION WAS A RED "LEFT" AND AN AMBER "L DOOR" GEAR DOOR OPEN AND THE GEAR SELECT HANDLE WAS SDR VQMA121807001Bottle · leakingEMERGENCY GEAR PNEUMATIC BOTTLE HAS TO BE SERVICED REPEATEDLY.SDR CA071219009Sequence Valve · malfunctioned(CAN) THE GEAR WAS SELECTED UP, IT RETRACTED NORMALLY. THROUGH 2000 FT THUMPING NOISE IN NOSE WAS HEARD FOLLOWED BY AN AMBER LIGHT IN THE SELECTOR KNOB FLASHING ON. OCCASIONALLY A RED NOSE GEAR LIGHT CAME ON. MAINT REPLACED NLG DOOR WARN PROX SWITCH AND SWAPPSDR CA080108008Valve Seat · damaged(CAN) WHEN PRESSURE IS APPLIED TO THE UPLOCK ACTUATOR THE ACTUATOR MUST TRAVEL FULL STROKE BEFORE ALLOWING FLUID TO THE GEAR ACTUATOR. IN THIS ACTUATOR THE DAMAGED SEAT ALLOWED FLUID TO THE GEAR ACTUATOR BEFORE THE UPLOCK HAD RELEASED THE GEAR. WE HAVE HAD A SDR MASA200700897Priority Valve · malfunctionedASH FLT 7029 JAX-IAD - GEAR DISAGREE ON TAKEOFF. MX REPLACED THE NLG PRIORITY VALVE.SDR MASA200700888Wire · damagedASH FLT 7096 MTJ - GEAR DID NOT EXTEND WHEN SELECTED. EMERGENCY EXTENSION USED. MX REPAIRED WIRING AT LG INHIBIT SWITCH.SDR SWAA076329Actuator · faultyNLG SLOW TO RETRACT, CYCLED GEAR, NLG TOOK 30 SECONDS TO RETRACT. REMOVED AND REPLACED NLG RETRACT ACTUATOR PER MM.SDR 07FDEA05057Control Lever · failedGEAR LEVER WOULD NOT RETRACT PAST NEUTRAL POSITION IN SYS NR 1 OR SYS NR 2 INTERROGATED PROX BOX FOUND FAULT CODES 64 AND 60 INSTALLED TEST BOX IN A/C. REMOVED PROX BOX AND NOSE GEAR SWITCHES FOR TEST BOX HARNESS. TESTED SYSTEM PER MM TO GEAR MODULE STILL DSDR 2007FA0001079Retaining Clip · missingDURING PREFLIGHT THE PILOT NOTICED THAT THE LMG DOWNLOCK PIN (P/N-D60-3237-11-34) HAD NO RETAINING CLIP(P/N-DIN471-08-VERZ) AND HAD SHIFTED AFT. THE FORWARD DOWNLOCK HOOK WAS COVERING ONE HALF OF THE HOLE SINCE THERE WAS NO PIN TO STOP ITS MOVEMENT. THE REMAINSDR 2007FA0001078Retaining Clip · missingDURING PREFLIGHT THE PILOT NOTICED THAT THE LMG DOWNLOCK PIN (P/N-D60-3237-11-34) HAD NO RETAINING CLIP(P/N-DIN471-08-VERZ) AND HAD SHIFTED AFT. THE FORWARD DOWNLOCK HOOK WAS COVERING ONE HALF OF THE HOLE SINCE THERE WAS NO PIN TO STOP ITS MOVEMENT. THE REMAINSDR CA071214008Valve · failed(CAN) AT LANDING GEAR SELECTION, THE LANDING GEAR DID NOT COME DOWN AND NONE OF THE FOLLOWING INDICATIONS WERE OBSERVED: HYD PUMP OPERATION GEAR MOVEMENT / NOISE GEAR DOWN LIGHTS INDICATION ON THE CONTROLLER, NOTE: ALL OTHER HYD CONSUMERS WERE OPERATIONAL THSDR COMA0760712Priority Valve · faultyRECEIVED NOSE GEAR DISAGREE MESSAGE AFTER TAKEOFF. DECLARED EMERGENCY, RETURNED TO GSO, LANDED WITHOUT INCIDENT. REPLACED NLG PRIORITY VALVE. NO FURTHER DEFECTS.SDR MASA200700870Relief Valve · malfunctionedASH 7493 IAD - GEAR DISAGREE/NOSE GEAR DOOR DID NOT CLOSE. REMOVED AND REPLACED PRESSURE RELIEF VALVE.SDR 07FDEA05023Electronic Unit · inoperativeLANDING GEAR WOULD NOT RETRACT ON EITHER SYSTEM ATTEMPTED TO INTERROGATE THE PROXIMITY ELECTRONIC UNIT. UNIT WOULD NOT TEST NOT EVEN LIGHT TEST. REMOVED AND REPLACED PROX ELEC UNIT IAW 32-31-71-4, CHECKS GOOD. MOCC REQUESTS ALT LDG GEAR RELAY TEST. R/I. SDR SWIA200718938Priority Valve · malfunctionedFLT 6650 - NOSE GEAR DISAGREE ON FINAL. REPLACED NLG PRIORITY VALVE IAW AMM 32-33-00. OPS AND LEAK CHECKS GOOD.
SDR DHLA200700079Sequence Valve · malfunctionedUPON GEAR RETRACTION, RT MAIN GEAR WOULD NOT RETRACT. UNSAFE LIGHT AND GEAR DOOR LIGHTS BOTH ILLUMINATED. PERFORMED LANDING GEAR UNSAFE INDICATION ABNORMAL PROCEDURE. LOWERED GEAR. GOT ALL 3 GREEN. CONTACTED MAINT AND FLIGHT CONTROL. RETURNED TO JFK.SDR SWIA200718943Priority Valve · malfunctionedFLT 5851 - "GEAR DISAGREE" ON TAKEOFF AFTER SELECTING GEAR UP. NO PROBLEMS WITH GEAR ON EXTENSION. REPLACED MLG PRIORITY VALVE IAW CRJ 200 MM 32-32-15.
SDR UPS07151263Control Module · faultyINSPECTION TYPE:N/A ON TAKEOFF LANDING GEAR WOULD NOT GO UP PAST NEUTRAL. LEVER PUT BACK DOWN; GEAR DOWN 3 GREEN ALL NORMAL. DEFERRED IAW MEL 32-30-01. DMI 364010 REMOVED AND REPLACED LANDING GEAR CONTROL MODULE PER MM 32-31-11-04 PARA 2. PERFORMED OPS CHSDR CA071206001Torque Link · cracked(CAN) DURING A SPECIAL LPI INSPECTION OF THE MLG TORQUE LINKS DUE TO THE FAILURE OF A LINK ON ANOTHER AIRCRAFT (SDR 20071024010 AND 20071122002), 3 OF THE 4 LINKS WERE FOUND CRACKED. THE LINKS FROM 3 ADDITIONAL AIRCRAFT WERE REPLACED IN ORDER TO COMPLETE THE
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