JASC 3250
Service difficulty reports · 2,365
Reports filed under 3250 · Landing Gear Steering 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 = '3250' 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 = '3250' 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 COMA9730011Control Cable · wornNOSE WHEEL STEERING FAILED. REPLACED WORN STEERING CABLE ASSY.SDR C2XA97CL011Manifold · failedCLE - FLT 3061 - CREW REPORTED THAT THE PEDAL STEERING LIGHT ILLUMINATED IN FLIGHT AND UNABLE TO EXTINGUISH IT. AIRCRAFT RETURNED TO FIELD. MAINTENANCE INSPECTED THE AIRCRAFT THEN REMOVED AND REPLACED THE STEEING MANIFOLD IAW EMB-120 MM 32-50-04. OPERATIONASDR 97ZZZX1131Connector · corrodedINTERMITTENT CONNECTION OF PLUG CAUSES INTERMITTENT AVAILABILITY OF VARIABLE AUTHORITY OF NOSE WHEEL STEERING. THE PLUG IS TOO SUSCEPTIBLE TO MOISTURE AND CORROSION. THIS SITUATION THE PLUG OPERATED INTERMITTENTLY CAUSING LOSS OF CONTROL OF NOSE WHEEL STEERISDR 97ZZZX842Switch · out of adjustPILOT REPORTED LOSS OF NOSE WHEEL STEERING ON TAKEOFF ROLL. DIRECTIONAL CONTROL WAS LOST AND AIRCRAFT RAN OFF OF THE RUNWAY ONTO THE GRASS. AIRCRAFT WAS NOT DAMAGED AND NO INJURIES RESULTED. AIRCRAFT WAS FERRIED TO MAINTENANCE BASE AND A COMPLETE FUNCTIONALSDR PNSA970105Steering Mech · lack of lubeNOSE STEERING STIFF DURING TAXI LUBED, CHECKED OK.SDR COMA9760028Servo Valve · failedNEW INOP MESSAGE DURING FLIGHT. STEERING INOP ON GROUND. REPLACED THE ELECTRO HYDRAULIC SERVO VALVE.SDR 97ZZZX680Rod End · failedNOSE STEERING SHIMMY DAMPER ROD END BROKEN AT THREAD SHAFT.SDR 98ZZZX977Bushing · corrodedNOSE GEAR STEERING BELLCRANK BUSHINGS WERE CORRODED IN WHEELWELL AREA. SYMPTOMS WERE STIFF RUDDER PEDALS. BUSHINGS AND SHAFT, P/N 47080-000, WERE REPLACED. BUSHINGS HAVE NO GREASE ZERK, BUT SHOWED SIGNS OF PREVIOUS LUBRICATION.SDR COMA9760017Tiller · inoperativeNOSE WHEEL STEERING INOPERATIVE MESSAGE. REPLACED NOSE WHEEL TILLER, OPERATIONAL CHECK GOOD.SDR SWIA97826Steering · malfunctionedUPON RELEASING TILLER STEERING, PEDAL STEER LIGHT CAME ON AND RUDDER STEERING DISABLED. IN ORDER TO MAINTAIN NOSEWHEEL STEERING, IT IS NECESSARY TO ENGAGE TILLER CONSTANTLY. ABORTED TAKEOFF. RESET TILLER WHEEL. TAXIED AIRCRAFT OPERATING AIRCRAFT TILLER ANDSDR COMA9710027Control Unit · inoperativeON LANDING, AIRCRAFT YAWED SHARPLY AFTER CLEARING RUNWAY NWS DID NOT RESPOND WITH INPUTS FROM TILLER OR PEDALS. REPLACED STEERING ECU, TAXI CHECK GOOD.SDR COMA9760002Ecu · failedSTEERING FAIL MESSAGE DURING CRUISE FLIGHT. REPLACED THE NWS ELECTRONIC CONTROL UNIT.SDR 97ZZZX1068Bracket · crackedFLT 2 - NOSE WHEEL STEERING BINDING WHILE TAXIING FROM TERMINAL TO ACTIVE TAXIWAY. FOUND UPPER AND LOWER NOSE GEAR STEERING ACTUATOR BRACKETS CRACKED. INSTALLED NEW BRACKETS.SDR 97ZZZX1067Bracket · crackedFLT 2 - NOSE WHEEL STEERING BINDING WHILE TAXIING FROM TERMINAL TO ACTIVE TAXIWAY. FOUND UPPER AND LOWER NOSE GEAR STEERING ACTUATOR BRACKETS CRACKED. INSTALLED NEW BRACKETS.SDR 96UAL900974Selector Valve · crackedON LANDING HYDRAULIC SYSTEM NR 1 QUANTITY WENT TO ZERO. PRESSURE LIGHT CAME ON FOR AIR PUMP AND ENGINE PUMP. TAXIED OFF RUNWAY AND WAS TOWED TO THE GATE DUE TO LOSS OF BODY AND NOSE LANDING GEAR STEERING. *S/D* LOSS OF HYDRAULIC FLUID WAS DUE TO CRACKED BSDR 97ZZZX778Servo Valve · misadjustedNOSE WHEEL STEERING SYSTEM KEPT TRIPPING OFF LINE. UPON EXTENSIVE TROUBLESHOOTING, FOUND NWS SERVO VALVE WAS CAUSING MALFUNCTION. ALSO, WHEN SYSTEM WOULD TRIP OFF, IT WOULD KICK RIGHT. FOUND THAT THE NWS RUDDER POTENTIOMETER WAS ADJUSTED BACKWARDS (MINUS 30SDR GLBA96240Switch · dirtyFSD - AFTER LANDING, UNABLE TO STEER NOSEWHEEL BY TILLER OR RUDDER PEDALS. MAINTENANCE FOUND PROXIMITY SWITCHES STICKING. CLEANED AND OPERATES NORMALLY. (M)SDR GLBA96251Steering Handle · out of adjustDLH - AIRCRAFT PULLS HARD RIGHT ON TOUCHDOWN AND ALSO WHEN TILLER IS RELEASED AIRCRAFT PULLS RIGHT. MAINTENANCE RIGGED STEERING HANDLE POTENTIOMETER. OPERATIONAL CHECKS GOOD. (M)SDR COMA9610334Potentiometer · malfunctionCLUNKING SOUND AND UNCOMMANDED MOVEMENT FROM NOSE WHEEL STEERING SYSTEM. REPLACED THE NWS FEEDBACK POTENTIOMETER.SDR 97ZZZX28Channel · crackedPILOT NOTED A LOUD BANG IN NOSE GEAR AS HE TAXIED ONTO RUNWAY FOR TAKEOFF. AFTER TAKEOFF, HE NOTICED THE NOSE WHEEL WAS TURNED 90 DEGREES TO THE AIRCRAFT. PILOT DID NOT RETRACT LANDING GEAR. AFTER LANDING, WAS UNABLE TO STEER AIRCRAFT. STEERING CHANNEL WAS SDR CA961025005Steering Collar · cracked(CAN) NOSE WHEEL LANDING GEAR STEERING COLLAR FOUND CRACKED AT RH STEERING CYLINDER UPPER ATTACHMENT LUG. COLLAR REPLACED.SDR CA961104010Spring · broken(CAN) PILOT REPORTED THAT THE RUDDER PEDALS WERE OFFSET WHEN NOSE WHEEL WAS STRAIGHT. THE LEFT NOSE WHEEL STEERING SPRING WAS FOUND BROKEN.SDR COMA9610305Steering · failedNOSE WHEEL STEERING FAILED. AIRCRAFT DEPARTED RUNWAY. COULD NOT DUPLICATE DISCREPANCY. WEIGHT ON WHEELS PROXIMITY SENSORS WERE REPLACED FOR TROUBLESHOOTING. AIRCRAFT FLIGHT CHECK SATISFACTORY.SDR COMA9610296Switch · failedPILOTS PEDAL STEER DISCONNECT SWITCH IS INOP. REPLACED SWITCH.SDR 96ZZZX5433Bolt · crackedDURING AN ANNUAL INSPECTION, NOSE GEAR STEERING BOLTS (2 EACH) SECURING THE STEERING CHANNEL WERE REMOVED FOR INSPECTION AND FOUND 1 BOLT CRACKED APPROXIMATELY 75 PERCENT THROUGH SHANK, OTHER BOLT WAS FOUND BENT. INSTALLED NEW BOLTS. SUBMITTER IS OF THE OPINSDR COMA9610283Potentiometer · out of adjustDURING TAXI AIRCRAFT PULLS HARD TO THE RIGHT. ADJUSTED NWS FEEDBACK POTENTIOMETER. TAXI CHECK SATISFACTORY.SDR 96ZZZX4993Bolt · crackedTHE BOLTS ATTACHING THE STEERING CHANNEL WERE REMOVED FOR INSPECTION. THE FORWARD BOLT WAS FOUND BENT AND CRACKED 75 PERCENT OF THE WAY THROUGH, THE AFT BOLT BENT. INSTALLED 2 EACH NEW 'AN' 4-7A BOLTS AND RETURNED TO SERVICE. AIRCRAFT TOTAL TIME: 2,922.8 HSDR C2XA96CL025Switch · out of adjustCLE - FLT 3070 - CREW REPORTED, THAT THE NOSE WHEEL STEERING DISCONNECTS WHEN MAKING FULL LEFT TURNS USING THE TILLER. MAINTENANCE INSPECTED AIRCRAFT AND ADJUSTED THE NOSE WHEEL STEERING TILLER MICROSWITCH IAW EMB-120 MM 32-50-00. OPS CHECKS WERE GOOD, AIRCRASDR 96ZZZX5309Horn Assy · crackedDURING ANNUAL INSPECTION OF AIRCRAFT, NOSE WHEEL STEERING HORN ASSEMBLY PIPER P/N 35 192-00, WAS FOUND TO HAVE A CRACK WHERE IT ATTACHES TO THE OLEO STRUT. SUSPECT CAUSE, PILOT APPLYING PRESSURE TO RUDDER PEDAL WITHOUT MOVING AIRCRAFTSDR C2XA96CL024Steering Handle · wornCLE - FLT 3216 - CREW REPORTED, THAT THE NOSE WHEEL STEERING DISCONNECTS WHEN MAKING FULL LEFT TURNS WITH THE TILLER AND RUDDER PEDALS. MAINTENANCE INSPECTED AIRCRAFT AND REMOVED AND REPLACED THE STEERING HANDLE IAW EMB-120 MM 32-50-01, OPERATIONAL CHECKS WERSDR 96ZZZX4878Spacer Assy · stud missingNOSE WHEEL STEERING CYLINDER ACTUATOR ROD END ATTACHES TO A STUD THAT IS HELD IN PLACE BY A COLLAR ASSEMBLY USED FOR SHIMMY DAMPENING. THE STUD WAS FOUND MISSING FROM THE SPACER ASSEMBLY. SUSPECT CAUSE UNCERTAIN, POSSIBLY FAILURE OF STUD ROLL PIN BREAKAGE. SDR 9618246302Metering Valve · malfunctionedDURING TAKEOFF, THE STEERING TILLER WAS BINDING AND THE RUDDER STEERING HAD LIMITED CAPABILITY. ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED THE STEERING METERING VALVE. OPERATIONAL CHECK GOOD.SDR COMA9660134Seal · leakingHYDRAULIC FLUID LEAKING FROM NLG. REPLACED THE O-RING SEALS ON THE NLG STEERING SERVO.SDR 96ZZZX4981Channel · bolt brokenNOSE GEAR DID NOT FULLY EXTEND. AIRCRAFT LANDED, DAMAGING NOSE. THE FORWARD BOLT (AN4-7A) WAS FOUND BROKEN, AFT BOLT (AN4-7A) WAS BENT. THESE BOLTS ATTACH THE STEERING CHANNEL. THE FORWARD BOLT BROKE ALLOWING THE STEERING CHANNEL TO TURN APPROXIMATELY 90 DSDR CA960812022Steering Arm · cracked(CAN) THE PILOT REPORTED STEERING DIFFICULTY. MAINTENANCE FOUND THE STEERING ARM ASSEMBLY CRACKED AT THE LUBRICATION FITTING.SDR 96ZZZX4228Collar · weld crackedWHILE PUTTING A HAND TOW BAR ON THE NOSE FORK, NOTICED PAINT FLAKING OFF THE FRONT STEERING COLLAR. REMOVED ALL THE PAINT OFF THE COLLAR AND NOTICED THE WELD WAS CRACKED FROM SIDE TO SIDE. P/N 19453-30. TT: 1,996.6 HOURS.SDR P5CA9600462Torque Link · gougedGOUGED NOSE LANDING GEAR TORQUE LINK ON RIGHT TOP SIDE. REPAIRED PER BOEING SRM 51-10-02 AND 51-10-01.SDR IXKA9600064Apex Pin · malfunctionedFLT 99 - ATLANTA-LAS VEGAS - NOSE WHEEL STEERING DISCONNECTED ON LANDING ROLL OUT. RECONNECTED TORQUE LINKS PERFORMED HIGH DRAG SIDE LOAD LANDING INSPECTION. PERFORMED EXTENSION AND RETRACTION OPERATIONAL CHECK. PERFORMED NOSE WHEEL STEERING TEST. REMOVED SDR 96ZZZX4376Bracket · crackedAFTER FINDING A CRACKED STEERING BRACKET ON A CESSNA 401, INSPECTED A CE310 AND FOUND BRACKET CRACKED IN RADIUS. BRACKET LOCATED ON TOP OF NOSE STRUT. TTAF: 3,826.SDR 96ZZZX4134Valve · defectiveDURING LANDING AFTER FLY-BY DEMONSTRATION, ACFT VEERED OFF THE RUNWAY TO THE LEFT AND COMPLETED ROLL-OUT IN THE GRASS. AIRCRAFT WAS ABLE TO TAXI TO DISPLAY/TIE-DOWN AREA WITHOUT FURTHER INCIDENT. FIELD INVESTIGATION REVEALED THE NOSE GEAR STEERING VALVE PRESESDR 96ZZZX4082Rod End · failedWHILE TAXIING AFTER LANDING, THE FLIGHT CREW HEARD A SNAPPING NOISE AND LOST NORMAL STEERING CONTROL. FOUND THE STEERING ACTUATOR ROD END SHEARED ON THE STEERING ACTUATOR. THE THREAD AREA WHERE THE FAILURE OCCURRED CANNOT BE INSPECTED UNLESS THE SEALER IS RESDR CA960826079Selector Valve · worn(CAN) UPON LANDING, A NOSE WHEEL SHIMMY DEVELOPED ALLOWING THE NOSE GEAR TO MAKE A SHARP RIGHT TURN BEYOND NORMAL STEERING LIMITS. THIS IN TURN ALLOWED THE STEERING RAM TO EXTEND TO THE END OF THE ACTUATOR, BREAKING OFF THE END OF THE ACTUATOR RESULTING IN HYDSDR WTAA960148Connector · dirtySEA - GROUND PROXIMITY SYSTEM GEAR WARNING SOUNDED ON FINAL APPROACH. CREW ACCOMPLISHED MISSED APPROACH. FOUND LANDING GEAR CONTROL WARNING CIRCUIT BREAKER TRIPPED. RESET CIRCUIT BREAKER. ALL INDICATIONS NORMAL. ALL INDICATIONS NORMAL. AIRCRAFT LANDED WISDR CA960719001Line · cracked(CAN) CAPTAIN REPORTED A SMALL HYDRAULIC LEAK IN AREA OF HYDRAULIC FILTER IN NOSE WHEEL WELL. INSPECTION FOUND SHORT HIGH PRESSURE LINE ATTACHED TO NOSE STEERING FILTER CRACKED AND LEAKING. HYDRAULIC ACCUMULATOR WAS FLAT. A FLAT ACCUMULATOR CAN CAUSE A 'BUZZ' SDR 96UAL900510Follow-Up Cable · brokenON TAXI OUT NOSE STEERING FOLLOW-UP CABLE SNAPPED. *S/D* REPLACED LEFT HAND STEERING FOLLOW-UP CABLE.SDR P5CA9600350Cover · crackedNOSE GEAR STEERING CABLE HOUSING COVER CRACKED. SANDED OUT CRACK, COLD BOND PLY LAYUP BONDED AND SEALED IAW SRM 51-40-09.SDR 96ZZZX5185Bolt · shearedPILOT EXTENDED LANDING GEAR. UPON CHECKING NOSE GEAR IN MIRROR LOCATED ON LEFT ENGINE COWLING, OBSERVED NOSE WHEEL TIRE WAS NOT CENTERED. IT APPEARED TO BE TURNED APPROXIMATELY 20 DEGREES. AIRCRAFT LANDED WITHOUT INCIDENT. UPON INSPECTION, FOUND TWO OF THESDR AU961073Valve · incorrect assy(AUS) NOSE WHEEL STEERING SYSTEM METERING VALVE FAULTY - INVESTIGATION FOUND AN INCORRECTLY ASSEMBLED CHECK VALVESDR GLBA96117Nose Wheel · not centeredSPW - UPON LANDING, NOSE WHEEL IS NOT CENTERED. VEERS TO THE RIGHT ON TOUCHDOWN. ADJUSTED LEFT ENGINE DEAD BAND. OPS CHECK GOOD. (X)SDR AALA960905Cap Nut · defectiveORD - DURING B-CHECK WHILE LUBRICATING NOSE LANDING GEAR, FOUND NOSE GEAR TURNING TUBE UPPER CAP NUT FAILED. THREADS REMAINED ON TURNING TUBE, BUT NO THREADS REMAINED ON CAP NUT. REPLACED NOSE LANDING GEAR TURNING TUBE CAP NUT. SYSTEM LEAK AND GROUND CHECKE
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