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 98ZZZX2614Fitting · failedAIRCRAFT INSPECTED FOR THE CAUSE OF THE RIGHT MAIN LANDING COLLAPSE ON LANDING. FOUND THAT PARTS OF THE BELLCRANK ASSEMBLY (P/N 5041001-12) HAD FAILED. THE BOLT (P/N NAS464P4-26) AT THE UPPER END OF THE BELLCRANK HAD BROKEN AND THE END-FITTING (P/N 0841111-3SDR 98ZZZX2613Bellcrank · failedAIRCRAFT INSPECTED FOR THE CAUSE OF THE RIGHT MAIN LANDING COLLAPSE ON LANDING. FOUND THAT PARTS OF THE BELLCRANK ASSEMBLY (P/N 5041001-12) HAD FAILED. THE BOLT (P/N NAS464P4-26) AT THE UPPER END OF THE BELLCRANK HAD BROKEN AND THE END-FITTING (P/N 0841111-3SDR 98ZZZM150Retract Mech · malfunctionedFLT 7201 - FLL-TCS - LANDING GEAR EXTENDED WHILE INFLIGHT WITH GEAR HANDLE IN THE UP POSITION. AIRCRAFT DIVERTED TO FPO AND WAS FERRIED TO MIA. SERVICED AIRCRAFT HYDRAULICS SYSTEM. PERFORMED SEVERAL GEAR EXTENSIONS AND RETRACTIONS. NO DEFECTS NOTED. (M)SDR AU971644Actuator · failed(AUS) LH MAIN LANDING GEAR LEFT HAND DRAG BRACE ACTUATOR PISTON ROD SHEARED IN THREADED AREA.SDR AALA972513Pin · installedABQ - FLT 1284 - AFTER TAKEOFF ABQ EN ROUTE DFW, COULD NOT RETRACT NOSE GEAR. AIR INTERRUPTED AND RETURNED ABQ. LANDED WITHOUT INCIDENT. REMOVED NOSE GEAR PIN. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)SDR 98ZZZM149Retract Mech · malfunctionedFLT 7406 - MCO-MIA - LANDING GEAR WOULD NOT RETRACT ON TAKEOFF. AIRCRAFT RETURNED TO MCO AND WAS FERRIED TO MIA. WITH AIRCRAFT ON JACKS, PERFORMED SEVERAL LANDING GEAR RETRACTIONS. COULD NOT DUPLICATE DISCREPANCY.SDR DLM88972724Bearing · rustedWHILE WORKING CORROSION VISIT ITEMS THE NLG UPPER DRAG BRACE WAS REPLACED REF NR 26. DURING AFTER REPLACEMENT CHECKOUT THE NLG ALTERNATE EXTENSION LINKAGE WAS FOUND FROZEN UP AND THE GEAR WOULD NOT EXTEND USING THIS METHOD. ON FURTHER INSPECTION THE NLG UPLOSDR CA980113006Landing Gear · folded(CAN) AFTER LANDING, THE LT GEAR SLOWLY FOLDED BACK INTO THE RETRACT POSITION. A/C SETTLED TO GROUND ON LT STAB CAUSING DAMAGE TO LT STAB AND ELEVATOR. UNDER INVESTIGATION.SDR 98ZZZX235Retract Link · crackedDURING ROUTINE INSPECTION, 250-HOUR MAGNAFLUX INSPECTION PERFORMED ON RETRACT ARM LINK. LEFT LINK WAS FOUND CRACKED. TIME SINCE LAST INSPECTION, 107 HOURS. NOTE: PA42 MM CONTAINS NO NDT INSTRUCTIONS OR WHAT TYPE OF NDT TO BE USED DURING THIS INSPECTION. LSDR CA980113018Chain Keeper · missing(CAN) NOSE GEAR AFT CHAIN MASTER LINK MISSING AND ADJACENT LINK BENT, ONLY HELD ON BY ONE HOLE. REPAIRED/REPLACED.SDR 98ZZZM78Service Valve · shortedLANDING GEAR FAILS TO RETRACT. REPLACED GEAR SERVICE VALVE, OPS CHECK GOOD. (M)SDR AALA972495Restrictor · defectiveORD - FLT 0469 - EN ROUTE MSP/ORD ON APPROACH ORD, NOSE LANDING GEAR WOULD NOT INDICATE SAFE, DOWN AND LOCKED, ON FIRST EXTENSION. CYCLED GEAR AND GOT NORMAL INDICATION ON SECOND TRY. LANDED ORD WITHOUT INCIDENT. REMOVED DEBRIS IN UP-LINE PRESSURE RESTRICTSDR RRXA97324Boggie Actuator · failedLANDING AT EWR OTHER A/C REPORTED SMOKE RT MAIN. REMOVED AND REPLACED RT BOGGIE TRIM ACT IAW DC-8 MM 32-31-18. SYSTEM LEAK CHK NORMAL.SDR CALA9701782Cylinder · leakingTHE NR 1 ENGINE HYDRAULIC LOW PRESSURE LIGHT ILLUMINATED AND HYDRAULIC QUANTITY DROPPED TO ZERO ON APPROACH TO EWR. ALL ABNORMAL AND EMERGENCY CHECKLISTS WERE ACCOMPLISHED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LT MLG HYDRAULIC TRANSSDR 97FDEA00907Control Unit · failed97-0260 - ON T/O CTR AND RT GEAR RED LIGHTS WERE SLOW TO EXTINGUISH, LEFT GEAR LIGHT WENT FROM EXTINQUISHED TO RED RECYCLE GEAR AND ALL LIGHTS EXTINGUISHED. ON LANDING, ALL GEAR LIGHTS AND WARNING HORNS INDICATED UNSAFE, RECYCLED GEAR AND INITIALLY LEFT AND RSDR QXEA9700908Uplock Spring · malfunctionGEG - AFTER GEAR RETRACTION RIGHT GEAR UNSAFE LIGHT STAYED ON. PERFORMED EMERGENCY CHECKLIST. REPLACED RIGHT FORWARD UPLOCK SPRING. COMPLIED WITH GEAR SWINGS. AIRCRAFT RETURNED TO SERVICE.SDR SWIA971050Retract Mech · out of adjustAT TAKEOFF ON GEAR RETRACTION, LEFT MAIN LANDING GEAR RED A AND B LIGHTS STAY ON. RECYCLED GEAR NO HELP. RETURNED TO SLC. FOUND UPLOCK HOOK/UPLOCK ACTUATOR CYLINDER ADJUSTMENT OFF. ADJUSTED ROLLER PER MM 32-32-09. OPS CHECKS GOOD.SDR EISA97283Actuator · failedNOSE GEAR WILL NOT EXTEND ON APPROACH TO BYH. REPLACED NOSE GEAR UPLOCK ACTUATOR, PER MM 37-32-11, PERFORMED GEAR RETRACTION, ALL OPS NORMAL PER MM 32-33-0. (X)SDR 98ZZZX183Retract Chain · failedNLG AFT RETRACT CHAIN MASTER LINK FAILED. ALL PIECES OF MASTER LINK FOUND AND IN SERVICEABLE CONDITION. RECOMMEND INSTALLATION OF NEW STYLE PRESS FIT LINK, PN 131378-25-2-CL, TO PREVENT RECURRENCE.SDR CA990430001Selector · failed(CAN) GEAR WOULD NOT EXTEND, ALTERNATE EXTENSION CARRIED OUT. LANDING GEAR SELECTOR REPLACED, SYSTEM CHECKED SERVICEABLE.SDR AU971572Landing Gear · malfunction(AUS) AFTER TAKE-OFF THE LG WAS SELECTED UP AND VIBRATION AND NOISE WAS HEARD DURING RETRACTION WITH EXTENDED WINDING TIME - RED HANDLE UNSAFE LIGHT REMAINED ON WHEN GEAR APPEARED TO BE UP. GROUND INVESTIGATION COULD NOT REPRODUCE THE PROBLEM. GEAR MICROSWITCHSDR COMA9710498Sensor · defectiveLANDING GEAR DID NOT EXTEND WHEN SELECTED DOWN. EMERGENCY SYSTEM USED TO LOWER LANDING GEAR. REPLACED DEFECTIVE RT MLG DOWNLOCK PROXIMITY SENSOR.SDR 98ZZZX125Bearing · frozenINVESTIGATION OF LANDING GEAR RETRACT MECHANISM REVEALED SQUEELING NOISE IN AREA OF TORQUE TUBE UNIVERSAL JOINT JUST OUTSIDE FUSELAGE ON RIGHT SIDE. THE KP16BS BEARING WAS FOUND FROZEN/RUSTED IN ITS SUPPORT PLATE WHILE THE SHAFT ADAPTER PN 101-810021-9, SPUN SDR 98ZZZM231Circuit Board · failedFLT 7383 - MIA-MCO - CIRCUIT BREAKER POPPED AND WOULD NOT RESET. GEAR WAS MANUALLY EXTENDED. SECURED PRINTED CIRCUIT BOARD, E173, CONNECTOR. SYSTEM CHECED GOOD ON JACKS. (M)SDR 98ZZZM220Circuit Board · damagedFLT 7299 - NAS-MIA - WHILE IN FLIGHT, LANDING GEAR HANDLE WOULD NOT EXTEND GEAR. EXTENDED GEAR MANUALLY. A/C LANDED SAFELY. REMOVED AND REPLACED PRINTED CIRCUIT BOARD. (M)SDR 98ZZZM148Connector · looseFLT 7255 - MIA-FPO - LANDING GEAR WOULD NOT EXTEND. AIRCRAFT RETURNED TO MIA, MANUALLY EXTENDED GEAR AND LANDED SAFELY. SECURE CONNECTOR TO PRINTED CIRCUIT BOARD NR A316J.SDR UF6A971211Lever · failedORD - FLT 5762 - RIGHT MAIN LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. MAINTENANCE REMOVED AND REPLACED RIGHT MAIN LANDING GEAR LEVER. EXTENSION AND RETRACTION TEST OF MAIN LANDING GEAR WAS GOOD. (M)SDR COMA9760246Valve · malfunctionLANDING GEAR UNSAFE AND DISAGREE MESSAGE WHEN SELECTED DOWN FOR LANDING. REPLACED THE MLG PRIORITY VALVE.SDR 98ZZZM230Uplock Switch · out of adjustFLT 7251 - MCO-EYW - ON APPROACH INTO EYW, WITH GEAR HANDLE DOWN. CIRCUIT BREAKER POPPED WOULD NOT RESET. DIVERTED TO MIA AND MANUALLY EXTENDED GEAR. AIRCRAFT LANDED SAFELY. ADJUSTED LEFT UPLOCK SWITCH. SYSTEM CHECKED GOOD ON JACKS. (M)SDR 98ZZZX23Restrictor Valve · failedTHIS UNIT IS PART OF STC SA4378WP AVIADESIGN, INC., HYDRAULIC LANDING GEAR SYSTEM. FOUND INTERNAL SCREEN BROKEN OFF.SDR 98ZZZX151Rod Assy · seizedCUSTOMER REPORTED THE LT MLG DOWNLOCK LIGHT DID NOT ILLUMINATE WHEN THE LANDING GEAR WAS EXTENDED. AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTION REVEALED THE PN 41949-02 LANDING GEAR LOCK ROD ASSY WAS SEIZED DUE TO LACK OF LUBRICATION PREVENTING THE DOWNLOCK SDR 97UAL900866Uplock · iced upTAXIED THROUGH SLUSH, AFTER TAKEOFF LEFT AND RIGHT LANDING GEAR DOORS LIGHT CAME ON. RECYCLED 5 TIMES WITH NO HELP. WHEN GEAR LEVER MOVED FROM UP TO OFF BOTH MAIN GEAR FELL DOWN WITH GREEN LIGHTS. RETURNED TO DEN. *S/D* JACKED AIRCRAFT AND ACTUATED GEAR SDR UPS97825341Bungee Actuator · leakingINSPECTION TYPE-N/A, AIR TURNBACK DUE TO HYD LEAK SHORTLY AFTER TAKEOFF. LOST HYD DOWN TO AUX PUMP QUANTITY. FOUND LMLG BUNGEE ACTUATOR LEAKING. REPLACED ACTUATOR PER MM 32-32-03 AND SERVICE BULLETIN 32-133. PERFORMED GEAR SWING, OPS AND LEAK CHK GOOD.SDR SRAA971208Interlock Cable · inoperativeON CLIMB-OUT OF BRU FLIGHT 081, DURING GEAR RETRACTION, DOORS NOT LATCHED WARNING LIGHT CAME ON. ACCOMPLISHED AIR TURN BACK TO BRU AND LANDED WITHOUT INCIDENT. INSPECTED AIRCRAFT AND FOUND THE RT MLG UPLOCK MICROSWITCH INOP. REPLACED THE RT UPLATCH INTERLOCSDR JBXA970028Retract Mech · malfunctionedRDU - FLT 1 - RIGHT MLG WILL NOT RETRACT AS REPORTED BY PILOT. PERFORMED FUNCTIONAL TEST OF LANDING GEAR. ALL LANDING GEAR INDICATION NORMAL AND GEAR RETRACTED NORMAL IAW F100 MM 32-00-00. (M)SDR F3LA97163Solenoid · failedDEN - FLT 55 - AIR TURN BACK. FLIGHT CREW REPORTED LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO DEN AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED LANDING GEAR CONTROL LEVER LOCK SOLENOID. RETRACTED GEAR SEVERAL TIMES AND CHECKED OKAY. TOTAL CYSDR CA980415021Uplock · frozen(CAN) AT TEMPERATURE BELOW ZERO DEGREES, CONDENSATION FROZE ON NOSE GEAR UPLOCK. REPLACED.SDR PLGA971208AControl Valve · malfunctionedBOS - FLT 4258 - WHEN LANDING GEAR WAS SELECTED DOWN FOR LANDING, ALL THREE GEAR REMAINED UP WHILE INTRANSIT LIGHT ILLUMINATED AND HYDRAULIC PUMPS RAN WITH NORMAL PRESSURE. CREW CYCLED GEAR WITH SAME RESULTS. LANDING GEAR WAS EXTENDED USING EMERGENCY PROCEDUSDR K3HA9700133Support · brokenUNABLE TO EXTEND NOSE LANDING GEAR, LOSS OF A SYSTEM PRESSURE. FOUND SUPPORT BRACKET FOR NOSE LANDING GEAR LOCK ACTUATOR BROKEN. REPLACED SUPPORT BRACKET AND LINES. A FLEET CAMPAIGN ITEM ISSUED TO VISUAL AND DYE CHECK THE SUPPORT BRACKETS UNTIL SERVICE BULLSDR TSAA9733326Solenoid · malfunctionedFLT 201 - HNL-LIH - LANDING GEAR LEVER WOULD NOT MOVE TO THE UP POSITION AFTER TAKEOFF. COMPLIED WITH QRH, NO HORN AFTER FLAPS RETRACTED PROBLEM WITH LEVER LACKING SOLENOID. JACKED AIRCRAFT, NOTED SAFETY SOLENOID ENGAGED ON LANDING LEVER. PERFORMED AIR SAFESDR 98ZZZX22Drag Brace · corrodedTHIS AIRCRAFT IS EQUIPPED WITH AVIADESIGN INC., HYDRAULIC LANDING GEAR SYSTEM. NO DOWN AND LOCKED INDICATION ON RIGHT MAIN LANDING GEAR. SUSPECT CAUSE: FOUND CORROSION ON DRAG BRACE ASSEMBLY PIVOT BOLTS CREATING BINDING SITUATION AND NOT ALLOWING LOCKING MESDR 97FDEA00875Pitch Damper · malfunctionDURING CLIMBOUT, LANDING GEAR WOULD NOT RETRACT WITH SYSTEM 1 OR SYSTEM 2. RETURNED TO YMX. REPLACED PITCH DAMPER DUE TO FLUID LEAK, AS PER M/M 32-11-15, CONFIG 01, P 401 AND SERVICED AND CHARGED AS PER M/M 12-12-32, P 24.SDR COMA9710487Sequence Valve · out of adjustTHE RIGHT HAND MLG DOES NOT RETRACT. ADJUSTED THE RIGHT HAND MLG DOORS SEQUENCE VALVES.SDR RAAA97B1023Sequence Valve · crackedFLIGHT CREW REPORTED 1 MINUTE AFTER TAKEOFF ON CLIMBOUT, A-SYSTEM HYDRAULIC QUANTITY DROPPED TO 0 AND A-SYTEM LOW PRESSURE LIGHTS ON. EXTENDED LDG MANUALLY AND RETURNED TO LAND OVERWEIGHT AT ANC WITHOUT INCIDENT. CHANGED RMLG LOCK OPERATED SEQUENCE VALVE PERSDR 98ZZZX121Sequence Valve · crackedMCO - FLT 257 - ON DEPARTURE WHEN GEAR WAS RETRACTED, THE RIGHT GEAR DOOR LIGHT CAME ON AS THE GEAR ENTERED THE WHEELWELL FOLLOWED BY THE A-SYSTEM RUDDER/AILERON LIGHTS ON. DIVERTED TO ALTERNATE AIRPORT. FOUND LT MLG LOCK SEQUENCE VALVE CASE CRACKED. REMOVESDR DL733972502Prox Sensor · failedUNABLE TO RETRACT GEAR. REPLACED PROX SENSORS ON NOSE GEAR AND RT MLG, PERFORMED GEAR SWING.SDR AALA972251Filter · defectiveDFW - FLT 1674 - AFTER TAKEOFF DFW, NOSE GEAR DID NOT RETRACT COMPLETELY. RECEIVED NOSE LANDING GEAR UNSAFE MESSAGE ON MFDU. LOWERED GEAR AND RECEIVED NORMAL INDICATION OF DOWN AND LOCKED. AIR INTERRUPTED AND LANDED DFW WITHOUT INCIDENT. AIRCRAFT LANDED OVSDR 97ZZZX5041Bracket · crackedMAIN LANDING GEAR UPLOCK SUPPORT BRACKET CRACKED ALLOWING UPLOCK HOOK TO LOCK SIDEWAYS LODGING BETWEEN ROLLER AND GEAR LEG. LEFT MAIN GEAR WOULD NOT EXTEND UNTIL AIRCRAFT WAS PUT THROUGH NEGATIVE GRAVITY. SECOND AIRCRAFT FOUND WITH THIS PROBLEM.SDR RRXA97316Switch · malfunctionedRT MAIN LANDING GEAR DIDN'T EXTEND ON FINAL, RECYCLED GEAR 3 TIMES, GEAR FINALLY DOWN. REMOVED AND REPLACED RT DOWNLOCK SWITCH. RT MAIN LANDING GEAR DOWN IND GREEN LIGHT, OPS CHECKS GOOD.SDR AALA972247Pin · not removedDTW - FLT 1765 - AFTER TAKEOFF FROM DTW, NOSE LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. REMOVED NOSE GEAR PIN THAT WAS STILL INSTALLED. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)
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