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 9626406627Downlock Act · failedDURING APPROACH, THE LEFT WING LANDING GEAR WOULD NOT EXTEND. AIRCRAFT EXECUTED A GO-AROUND AND ALTERNATELY EXTENDING THE LANDING GEAR. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED THE LEFT WING LANDING GEAR DOWNLOCK ACTUATOR, OPERATIONAL CHECK GOOD.SDR UPS96821200Hook Assy · failedAFTER TAKEOFF, GEAR WOULD NOT RETRACT. RAN CHECKLIST. SAW SOMETHING WHITE FLAPPING ON RIGHT SIDE OF STRUT. AIR TURN BACK TO DEN. FOUND HOOK ASSY SEPARATED FROM ANTI-RETRACTION ACTUATOR DUE TO CORROSION OF HOOK ASSY. REPLACED HOOK ASSY. GROUND SHIFT CHK NSDR UPS96821198Bungee Actuator · failedINSPECTION TYPE N/A, ATB DUE TO LANDING GEAR DR/LANDING GEAR UP NOT LATCHED LT ON. DISCOVERED DWN LCK CYL ACT ROD END EYELET FAILURE. THIS ALSO LED TO GOUGES IN THE ATTACHMENT FITTING OF THE UPPER DWN LCK LINKS FWD AND AFT. FOUND LT OVERCENTER BUNGEE ACTUATSDR F3LA96027Control Cable · out of adjPAE - LANDING GEAR WILL NOT RETRACT AFTER TAKEOFF. AFTER EXECUTING CHECK LIST, LANDING GEAR WAS SUCCESSFULLY RAISED AND THEN LOWERED. FOUND TELEFLEX CABLE ON RIGHT MAIN LANDING GEAR FOR GROUND SPOILER INTERLOCK VALVE OUT OF ADJUSTMENT. RE-RIGGED TELEFLEX CASDR COMA9630148Spring · brokenNOSE GEAR ASSIST SPRING BROKEN. REPLACED NOSE UPLOCK HOOK RETRACT SPRING.SDR CA961009008Line · cracked(CAN) ON WALK AROUND PILOT FOUND POOL OF HYDRAULIC FLUID UNDER LEFT WHEEL WELL. FLANGE ON GEAR DOWN LINE FOUND CRACKED.SDR 96FDEA01554Nose Gear · malfunctionWHEN LANDING GEARS WERE EXTENDED ON APPROACH, THE MAINS EXTENDED GREEN, BUT THE NOSE GEAR LIGHT REMAINED AMBER. NO NOSE GEAR DOOR LIGHT ON SECOND OFFICER'S PANEL. CYCLED GEAR AND ALL GEAR EXTENDED NORMALLY. PERFORMED NOSE GEAR EXTENSION AND RETRACTION TEST SDR EISA96193Uplock Fitting · crackedDURING A SCHEDULED D-CHECK , FOUND THE LEFT MLG UPLOCK SUPPORT FITTING CRACKED. REPLACED FITTING PER SB 727-53-103. (M)SDR CA961216025Tube · leaking pinhole(CAN) DURING DI HYDRAULIC FLUID WAS NOTED SEEPING FROM THE LOWER OUTBOARD AREA OF THE CENTRE SECTION. THE LEFT HAND GEAR DOWN LINE WAS FOUND LEAKING FROM A SMALL PIN HOLE WHEN HYDRAULIC SYSTEM PSI WAS UP TO NORMAL OPERATING PRESSURE. TO FIND PIN HOLE THE PROTESDR C2XA96IA238Proximity Switch · failedIAH - FLT 3969 - PILOT REPORTED THAT AFTER TAKEOFF THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO IAH AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN GEAR FORWARD PROXIMITY SWITCH, AND THE AIRCRAFT WAS RETURNED TO SESDR C2XA96IA237Proximity Switch · failedIAH - FLT 3969 - PILOT REPORTED THAT AFTER TAEKOFF, THE LANDING GEAR WOULD NOT RETRACT. THE AIRCRAFT RETURNED TO IAH AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LEFT MAIN GEAR AFT PROXIMITY SWITCH, AND THE AIRCRAFT WAS RETURNED TO SERVISDR CA961009003Circuit Breaker · failed(CAN) GEAR FAILED TO EXTEND WHEN SELECTED DOWN. HYDRAULIC MOTOR DID NOT OPERATE. 60 AMP BREAKER WAS CHECKED AS IN. MOTOR THEN STARTED AND GEAR EXTENDED. 60 AMP BREAKER REPLACED.SDR SWIA95765Control Box · failedLANDING GEAR WOULD NOT RETRACT. REPLACED LANDING GEAR CONTROL BOX, DID SEVERAL GEAR SWINGS AND OPS CHECK GOOD.SDR IXXA96159Uplatch Assy · lack of lubeEN ROUTE FROM ORD-TOL, THE AIRCRAFT FAILED A GEAR UPLATCH CHECK, ACCOMPANIED BY A LANDING GEAR UNSAFE LIGHT. NOISE HEARD AT NOSE GEAR. TOL MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE NOSE GEAR UPLATCH DIRTY AND DRY. MAINTENANCE CLEANED AND LUBRICATED LSDR CA961024007Screwjacks · dirty(CAN) ON APPROACH LH MAIN LANDING GEAR WOULD NOT EXTEND WHEN GEAR SELECTED DOWN. APPROACH WAS ABORTED AND ATC CONFIRMED LH MAIN LANDING GEAR DOOR WAS CLOSED AND GEAR NOT VISIBLE. LH GEAR MANUALLY LOWERED AND LANDING CARRIED OUT. SCREWJACK CONTAMINATED WITH MOISDR 96UAL900740Lock Pin · not removedON CLIMB-OUT, LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO FIELD. REMOVED NOSE LANDING GEAR DOWNLOCK PIN. OPERATION CHECKS NORMAL.SDR P5CA9600722Actuator · leakingNR 4 HYDRAULIC SYSTEM FLUID LOSS, EXTENDED WING GEAR AND WING FLAPS BY ALTERNATE METHOD. FOUND RIGHT WING LANDING GEAR POSITIONING ACTUATOR LEAKING AND NR 4 ENGINE HYDRAULIC PUMP LEAKING. REPLACED ACTUATOR AND BLED PER BOEING MAINTENANCE MANUAL 32-11-20. RESDR AALA961380Retract Mech · malfunctionedMIA - FLT 2157 - AFTER TAKEOFF MIA WHEN LANDING GEAR RETRACTED, NOSE LANDING GEAR DID NOT RETRACT. RECYCLED LANDING GEAR WITH SAME RESULTS. EXTENDED LANDING GEAR AND ALL INDICATIONS NORMAL. AIRCRAFT RETURNED TO MIA LANDED WITHOUT INCIDENT. ACCOMPLISHED LANSDR WWMA9600074Control Panel · defectiveTHE LANDING GEAR CIRCUIT BREAKER POPPED ON GEAR EXTENSION, RESET CIRCUIT BREAKER AND IT POPPED AGAIN. RESET CIRCUIT BREAKER A SECOND TIME AND THE GEAR EXTENDED AND LOCKED. THE BREAKER POPPED AGAIN 30 TO 40 SECONDS AFTER THE GEAR WAS DOWN AND LOCKED. ALSO, TSDR VTZA96383Wow Switch · out of adjustFLT 6323 - IAD-RDU - RETURNED TO IAD AFTER THE FLIGHT CREW EXPERIENCED THE THAT THE LANDING GEAR WOULD NOT RETRACT WHEN THE GEAR HANDLE WAS SELECTED TO THE UP POSITION. THE AIRCRAFT RETURNED TO IAD WHERE THE MAINTENANCE PERSONNEL TROUBLESHOT THE DISCREPANCY ASDR DHL96807001Bolt · lack of lubeAFTER TAKEOFF, GEAR NOT LATCHED LIGHT ILLUMINATED DURING UPLATCH CHECK. ABNORMAL PROCEDURES COMPLIED, FOUND RIGHT HAND GEAR UPLATCH UPPER AND LOWER LINK BOLTS STIFF. CLEANED, LUBED AND RETORQED, OPS CHECK OK MM 32-60.SDR 96ZZZX5075Shuttle Valve · damagedNIPPLE OF VALVE TO MAIN GEAR ACTUATOR BROKE OFF CAUSING LOSS OF FLUID AND FAILURE OF RIGHT GEAR TO DOWNLOCK.SDR 96ZZZX5072Relief Valve · leakingUPON ACTIVATION OF GEAR BLOW-DOWN TO TEST NEWLY INSTALLED BOTTLE, AFTER 3 GREENS WERE OBTAINED THE BODY OF THE RELIEF VALVE WAS LEAKING AROUND SEAM QUICKLY DEPLETING SUPPLY OF NITROGEN. THIS OCCURRED ON 3 BOTTLES IN A ROW FROM SAME VENDOR.SDR 96ZZZX4821Retract Cylinder · malfunctionLEFT MLG COLLAPSED AFTER LANDING ON ROLL-OUT. LANDING GEAR WAS INSPECTED FOR DAMAGE, LUBED LT GEAR AT HINGE POINTS AND CYCLED. VERIFIED GEAR WAS DOWN AND LOCKED. SAFTIED GEAR HANDLE IN DOWN POSITION FOR FERRY FLIGHT. AIRCRAFT TOTAL TIME 381.4 HOURS. ACFT SDR 96ZZZM1476Seq Valve · failedNOSE AMBER DOOR ANNUNCIATOR STAYED ILLUMINATED AFTER GEAR RETRACTION. REMOVED AND REPLACED NOSE LANDING GEAR DOOR MECHANICAL SEQUENCE VALVE AND NOSE LANDING GEAR RETRACTION ACTUATOR. SERVICED HYDRAULIC SYSTEM AND PERFORMED RETRACTION TEST. OPERATIONAL AND LSDR SRAA960910Switch · defectiveAFTER TAKEOFF, FOUND RIGHT MAIN LANDING GEAR WOULD NOT RETRACT. ACCOMPLISHED AIR TURNBACK, AIRCRAFT LANDED WITHOUT INCIDENT. PERFORMED MLG RETRACTION TEST, FOUND UPLOCK SWITCH DEFECTIVE. REPLACED SWITCH AND CYCLED GEARS, SYSTEM OPS CHECKED GOOD.SDR QXEA9600393Valve · malfunctionedSELECTED GEAR UP, NO GEAR RETRACTION. SELECTED GEAR DOWN THEN UP AGAIN, GEAR CAME UP BUT WOULDN'T STAY UP. GEAR WOULD PARTIALLY COME DOWN THEN BACK UP AGAIN, GEAR CYCLED ABOUT 3 TIMES THEN FINALLY STAYED UP. AIRCRAFT LANDED IN GEG WITHOUT FURTHER PROBLEM, FSDR CA960923017Controller · burnt(CAN) GEAR WOULD NOT EXTEND. EMERGENCY EXTENSION CARRIED OUT. FOUND THE GEAR MOTOR CONTROLLER BURNT. THE UNIT HAD JUST BEEN OVERHAULED.SDR 96ZZZX5440Downlock · malfunctionNOSE GEAR COLLAPSED DURING A TOUCH-AND-GO WHEN POWER WAS APPLIED FOR A TAKEOFF. INVEST REVEALED: LT FWD DRAG BRACE ATTACH BOLT LOOSE (COTTER PIN WAS INSTALLED), INCORRECT WASHERS WERE INSTALLED (BASED ON PARTS MANUAL). DOWNLOCK HOOK PIVOT BOLT WAS PARTIALLYSDR GLBA96188Prox Sensor · failedORD - GEAR WON'T RETRACT. MAINTENANCE REMOVED AND REPLACED RIGHT MAIN LANDING GEAR PROXIMITY SENSOR. LANDING GEAR OPERATES NORMALLY. (M)SDR CA960924005Line · cracked(CAN) BURNING ACIDIC SMELL IN COCKPIT ON TAKEOFF AND RIGHT AFTER SHUTDOWN. VISIBLE SMOKE IN THE COCKPIT AFTER SHUTDOWN. SMOKE CONFIRMED TO BE SKYDROL MIST. NOSE GEAR DOWN LINE FOUND CRACKED 5 INCHES FORWARD OF COCKPIT BULKHEAD.SDR 96ZZZX5121Bellcrank · brokenLEFT MLG INBD DOOR CAME OPEN AFTER TAKEOFF, REPORTED BY CONTROL TOWER. LANDING MADE WITHOUT INCIDENT. FND GEAR RETRACT IDLER BELLCRANK BROKEN 2 INCHES FROM END OF ARM THAT RUNS GEAR DOOR EXTEND/RETRACT LINKAGE. BELLCRANK SHOWS EVIDENCE OF HAVING BEEN CRACKESDR UPS96521095Sequence Vlv · defectiveINSPECTION TYPE N/A, ON APPROACH NOSE GEAR FAILED TO EXTEND AND GEAR DISAGREE MSG DISPLAYED, ALT GEAR EXTEND SELECTED AND GEAR DEPLOYED. FERRIED A/C TO SDF. REMOVED AND REPLACED NOSE GEAR DOOR SEQUENCE VALVE PER MM 32-34-05. PERFORMED TEST OF NOSE GEAR EXTESDR SWAA960957Latch · failedAIRCRAFT RETURNED TO HOU DUE TO NOT BEING ABLE TO RAISE GEAR NORMALLY. INSPECTED, REPLACED LANDING GEAR LATCH, PRESSURE WARNING SWITCH AND RETRACTION TESTED PER BOEING M/M.SDR 96ZZZX5149Control Cable · frayedRIGHT LANDING GEAR UPLOCK EMERGENCY RELEASE CABLE FOUND KINKED AND FRAYED AT UPLOCK RELEASE MECHANISM. EXCESS SLACK IN CABLE MAY ALLOW CABLE END TO BEND IN EXCESS OF 90 DEGREES KINKING CABLE AND CREATING 'MEMORY' TO CAUSE CABLE TO REPEAT THIS MOTION EVERY TIMSDR 96UAL900693Lock Actuator · malfunctionedNOSE LANDING GEAR DID NOT EXTEND. RECYCLED GEAR, WOULD NOT EXTEND. A SHORT TIME LATER GEAR EXTENDED. ACCOMPLISHED BOEING SERVICE BULLETIN 757-32-0113 TO CORRECT PROBLEM. OPERATION CHECKS NORMAL.SDR 96ZZZX5118Support · crackedSUPPORT CRACKED/SPLIT FROM THE AFT BOLT HOLE TO FORWARD BOLT HOLE AND OUT THE FRONT. LANDING GEAR UPLOCK HAS MOVED UPWARD ALLOWING LANDING GEAR STRUT TO CONTACT UPPER WING SKIN. WING SKIN DENTED SLIGHTLY OVER MAIN WHEEL AXLE. SUPPORT IS LATE STYLE WITH LARGSDR GLBA96186Seq Valve · dirtyCIU - LANDING GEAR WOULD NOT RETRACT. MAINTENANCE CLEANED ALL FORWARD GEAR DOOR SEQUENCE VALVES. TEST FLIGHT SATISFACTORY. (M)SDR SWAA960976Circuit Breaker · trippedAFTER TAKEOFF, CREW WAS UNABLE TO RAISE LANDING GEAR HANDLE. RETURNED TO DAL AND MADE AN UNEVENTFUL LANDING. RESET LANDING GEAR LATCH C/B AND RETRACTION TESTED GEAR PER BOEING M/M.SDR AALA961324Valve · defectiveDFW - FLT 556 - AFTER TAKEOFF DFW WHEN LANDING GEAR RETRACTED, RECEIVED NOSE GEAR ALERT. RECYCLED LANDING GEAR SEVERAL CYCLES AND INDICATIONS NORMAL ON EXTENSION, BUT WIND NOISE EVIDENT FROM NOSE GEAR AREA WHEN GEAR RETRACTED. EXTENDED LANDING GEAR AND AIRCRSDR USAASB96178Circuit Breaker · trippedMCI - FLT 797 - AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT AND THE GEAR INDICATION LIGHTS WENT OUT. WHILE TROUBLESHOOTING AND PREPARING TO RETURN TO FIELD AT MCI, CREW FOUND THE AIR/GROUND SENSOR CIRCUIT BREAKER POPPED. CREW RESET THE BREAKER AND MADESDR SWIA95758Control Box · malfunctionedLANDING GEAR WOULD NOT RETRACT. REPLACED LANDING GEAR CONTROL BOX, OPS CKS GOOD.SDR 96ZZZX5136Clutch Spring · failedNO-BACK CLUTCH SPRING TANG BROKE OFF AND JAMMED EMERGENCY EXTENSION SYSTEM COMPLETELY. THIS PART IS SUBJECT OF MOONEY SI M20-52A DATED 10-25-94, RECOMMENDING CHANGE AT 1,000 HOURS. SUBMITTER STATED THIS SHOULD BE AN AD. OPERATOR SUCCESSFULLY EXTENDED GEAR ASDR 97ZZZX178Bellcrank Idler · failedUPON LOWERING LANDING GEAR, BELLCRANK IDLER FAILED NOT ALLOWING NOSE GEAR TO EXTEND FULLY AND LOCK IN POSITION. SUSPECT CAUSE DUE TO METAL FATIGUE.SDR 96ZZZX6012Bellcrank Idler · failedUPON LOWERING LANDING GEAR, BELLCRANK IDLER FAILED NOT ALLOWING NOSE GEAR TO EXTEND FULLY AND LOCK IN POSITION. SUSPECT CAUSE DUE TO METAL FATIGUE.SDR 96ZZZX6094Gear Extension · motor failedTHE LANDING GEAR WOULD NOT FULLY EXTEND OR RETRACT WITH THE ELECTRICAL SYSTEM. THE EMERGENCY SYSTEM WAS ACTUATED AND DID NOT EXTEND THE GEAR. IT WAS DETERMINED THE LANDING GEAR MOTOR FAILED TO FUNCTION UNDER THE LOAD REQUIRED TO ACTUATE THE GEAR. AFTER EXTESDR SRAA960813Pin · not removedAFTER TAKEOFF, FOUND NOSE LANDING GEAR WOULD NOT RETRACT, DUMPED FUEL AND LOWERED MAIN LANDING GEAR TO ACCOMPLISH AIR TURNBACK. AIRCRAFT LANDED WITHOUT INCIDENT. FOUND NOSE GEAR PIN NOT REMOVED PRIOR TO DEPARTURE. REMOVED PIN AND RETURNED AIRCRAFT TO SERVICSDR HNAA9690667Retract Mech · malfunctionedFLT 3089 - JAX-TPA - AFTER GEAR RETRACTION ON DEPARTURE, THE MAIN GEAR RETRACTED BUT THE GEAR DOORS REMAINED OPEN. THE LT AND RT GEAR DOOR AMBER LIGHTS ILLUMINATED. THE NOSE GEAR ALSO SHOWED UNSAFE AND A GRINDING NOISE WAS HEARD FROM THE NOSE AREA. THE AIRCSDR GLBA96184Prox Switch · inoperativeMQT - LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. MAINTENANCE REMOVED AND REPLACED RIGHT MAIN PROXIMITY SWITCH. OPS NORMAL. (M)SDR GLBA96183Dc Motor · malfunctionedHON - LANDING GEAR WILL NOT RETRACT. MAINTENANCE REMOVED AND REPLACED DC MOTOR AND HYDRAULIC POWER PACK. REFERENCE: OPERATOR CONTROL NR 96ZZZX4897. (X)
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