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 95ZZZX7011Rod End · brokeHEIM JOINT ON STEERING PART OF STRUT BROKE. SUBMITTER STATED FOUND SEVERAL BENT, AND SOME CRACKED, SUSPECT CAUSE IS EXCEEDING THE TURN LIMIT OF THE STRUT WITH A TOW BAR AND ALSO A TOW VEHICLE. SUBMITTER RECOMMENDS MANDATORY INSPECTIONS ON THIS PARTICULAR AIRSDR COMA9560615Selector Valve · defectiveNOSE LANDING GEAR HESITATES BEFORE RETRACTING. REPLACED THE NLG SELECTOR VALVE.SDR CA951221030Collar · broken(CAN)DURING ROUTINE MAINTENANCE FOUND CRACKED COLLAR ON THE NOSE GEAR. REMOVED STEERING COLLAR AND FOUND BROKEN BEARING. REPLACED PARTS AND RETURNED AIRCRAFT TO SERVICE.SDR COMA9512008Tiller · out of adjustNOSE WHEEL STEERING PULLS TO LEFT AND WILL NOT CENTER. PEDAL STEER INOP LIGHT IS ON. ADJUSTED THE STEERING TILLER LOAD POT. SYSTEM TEST SATISFACTORY.SDR CA951122020Ring Bolt · worn(CAN)DURING MAINTENANCE THE STEERING RING WAS FOUND TO BE LOOSE. FURTHER INVESTIGATION REVEALED THE BOLT THAT ATTACHES THE STEERING RING TO THE GEAR WAS LOOSE. THE BOLT WAS REMOVED AND FOUND TO BE WORN. A NEW BOLT WAS INSTALLED AND THE SYSTEM CHECKED OUT, OK.SDR 96ZZZX141Capacitor · misinstalledIN REFERENCE TO J.E.T. NOSE STEERING COMPUTERS CA-400A, FOUND ELECTROLYTIC CAPACITORS INSTALLED BACKWARDS. RECURRING PROBLEM WITH CAPACITORS C13, C18, C22 BEING INSTALLED REVERSE POLARITY. COMMON SQUAWKS ARE INTERMITTENT OPERATION, UNABLE TO GET FULL NOSE STSDR CA951124002Spring Pin · displaced(CAN) IN TAXI, CREW EXPERIENCED SUDDEN LOSS OF STEERING CONTROL AIRCRAFT VEERED SHARPLY TO ONE SIDE. INVESTIGATION REVEALED THAT SPRING PIN SECURING CCX-A1-10 COUPLING TO STEERING TILLER HAD FALLEN OUT OF POSITION. THE COUPLING IN TURN FELL FROM INSTALLED POSSDR CA951127201Trim Rod End · mis repaired(CAN) PILOTS REPORTED THAT THE AIRCRAFT HAD POOR STEERING ON THE GROUND. MAINTENANCE FOUND THE RUDDER CONTROL CABLE TENSION LOW. AN UNAUTHORIZED REPAIR WAS MADE TO THE TRIM BUNGEE ROD END BY WAY OF WELDING WHICH SHORTENED THE THREADED PORTION AND THUS THE ADJUSDR WTAA950294Cylinder · crackedSFO - NOSE WHEEL STEERING REPORTED INOPERATIVE DURING TAXI OUT. CREW RECEIVED GREEN HYDRAULIC LOW PRESSURE, LOW LEVEL AND MAIN HYDRAULIC PUMP LOW PRESSURE WARNINGS. AIRCRAFT RETURNED TO GATE WITHOUT INCIDENT. MAINTENANCE FOUND CRACK AT NOSE GEAR RIGHT SIDE SDR 97ZZZX4197Steering Piston · pin shearedONE EACH OF TWO STEERING PISTON PINS THAT GO THROUGH COLLAR, PN 5920605-503, WAS SHEARED INSIDE THE COLLAR. THE BREAK WAS IN THE BOTTOM THIRD OF THE SHANK. THERE WAS A HEAVY COATING OF RUST ACROSS THE SHEARED SURFACE. THIS DEFECT WAS DISCOVERED DURING THE PSDR CAL950939Actuator Pin · shearedDHN - INSPECTION FOUND THE NLG RIGHT NOSE STEERING ACTUATOR PIN SHEARED. THE STEERING CONTROL LEVER ASSEMBLY AND RIGHT NOSE STEERING CYLINDER ASSEMBLY WERE REMOVED AND REPLACED. (M)SDR 95ZZZX6442Housing · crackedFOUND THE HOLES THAT MOUNT THE STEERING COLLAR AND SUPPORT BEARING HAVE CRACKS COMING FROM THEM.SDR 95ZZZX6434Housing · crackedFOUND THE HOLE THAT MOUNTS THE STEERING COLLAR AND SUPPORT BEARING HAS CRACKS COMING FROM EDGE.SDR MALA954656Steer Manifold · failedFLT NR 3350 - DURING THE LANDING ROLL IN EVV, THE AIRCRAFT VEERED TO THE RIGHT BELOW 60 KTS PRIOR TO ENGAGING THE STEERING BUTTON. THE CREW APPLIED THE LEFT BRAKE AND FULL REVERSE TO ASSIST IN STOPPING THE AIRCRAFT. MAINTENANCE REPLACED THE NOSE WHEEL STEERISDR COMA9560559Steering · failedNOSE WHEEL STEERING FAILED, WOW INPUT AND WOW OUTPUT MESSAGE ON EICAS. REPLACED THE PROXIMITY SENSOR ELECTRONIC UNIT.SDR WWMA9500063Universal Joint · failedDURING TAXI, THE NOSE WHEEL STEERING BECAME INEFFECTIVE IN A TURN TO THE LEFT. UPON INVESTIGATION, MAINTENANCE FOUND STEERING UNIVERSAL JOINT IN GEARBOX (LEFT SIDE COCKPIT SIDE PANEL) FAILED. REMOVED AND REPLACED BOTH UNIVERSAL JOINTS ON STEERING LINK IAW AMSDR 9511183214Transmitter · malfunctionedAFTER TAKEOFF, THRUST WAS APPLIED, THE AIRCRAFT DRIFTED SLIGHTLY TO THE RIGHT, FULL LEFT RUDDER WAS APPLIED WITH NO RESPONSE. FULL LEFT TILLER WAS APPLIED WITH NO RESPONSE. THE TAKEOFF WAS ABORTED AT 40 KNOTS. AIRCRAFT RETURNED SAFELY TO THE GATE. MAINTENASDR RAIA950732Isolation Valve · faultySFO - FLT 4721 - DURING CLIMB, LANDING GEAR CONTROL C/B TRIPPED. REPLACED STEERING ISOLATION VALVE. (W)SDR 9510755529Steering · malfunctionedDURING INITIAL TAKEOFF POWER APPLICATION AFTER EPR WAS SET, THE AIRCRAFT TURNED HARD RIGHT ON THE RUNWAY. FULL LEFT RUDDER DID NOT CONTROL THE TURN, ALL ENGINE INDICATIONS WERE NORMAL. TAKEOFF WAS ABORTED. NO ASYMMETRY WAS NOTICED DURING TAXI OUT OR IN. RUSDR C2XA95CL102Potentiometer · out of adjustCLE-CVG - FLT 3263 - DURING TAKEOFF ROLL, EXTREME RIGHT RUDDER PEDAL PRESSURE WAS REQUIRED TO MAINTAIN DIRECTIONAL CONTROL. ONCE AIRBORNE PEDAL STEER INOP LIGHT CAME ON AND COULD NOT EXTINGUISH. RETURNED TO CLEVELAND. MAINTENANCE ADJUSTED STEERING FEEDBACK SDR COM60511Tiller · defectiveNOSE WHEEL STEERING IS INOP. REPLACED THE STEERING TILLER MODULE.SDR 95ZZZX3454Lever Assy · brokenCREW REPORTED NOSEWHEEL STEERING 'POPPED' AFTER TURNING OFF RUNWAY. NOSEWHEEL STEERING WAS LOST. MAINTENANCE CREWS FOUND STEERING LEVER ASSEMBLY BROKEN IN HALF AT FORKED END.SDR P5CA9500050Cover · crackedSMALL CRACK IN COVER AT LEFT INSPECTION HOLE ON NOSE GEAR STEERING CABLE COVER. BLENDED SMALL CRACK PER BOEING SRM 51-10-01.SDR 9509353250Servo Unit · malfunctionedEN ROUTE LGA TO MSP, NOSE WHEEL STEERING FAULT APPEARED, RESETS WERE UNSATISFACTORY. A NORMAL LANDING WAS MADE AND THE AIRCRAFT TAXIED CLEAR OF THE RUNWAY. AIRCRAFT WAS TOWED TO THE GATE. REPLACED THE NOSE WHEEL STEERING SERVO CONTROL. OPERATIONAL CHECK WASSDR MALA954497Feed Back Pot · failedDTW - FLT 3186 - DURING LANDING AT DTW, AIRCRAFT PROCEEDED LEFT UNCOMMANDED WHEN NOSE WHEEL STEERING WAS ENGAGED. MAINTENANCE REPLACED THE NOSE WHEEL STEERING FEEDBACK POT MOUNT ASSEMBLY. THE SYSTEM OPERATED SATISFACTORILY. (X)SDR 95ZZZX3004Control Cable · frayedTAILWHEEL STEERING CABLE FRAYED IN AREA CONTACTING PULLEY. APPEARS TO BE 'NORMAL' WEAR. CABLE MUST BE REMOVED TO INSPECT. APPLICABLE TO LATER MODEL 180'S AND ALL 185'S.SDR 95ZZZX3003Control Cable · frayedTAILWHEEL STEERING CABLE FRAYED IN AREA CONTACTING PULLEY. APPEARS TO BE 'NORMAL' WEAR. CABLE MUST BE REMOVED TO INSPECT. APPLICABLE TO LATER MODEL 180'S AND ALL 185'S.SDR COM60490Selector Valve · defectiveNLG STEERING IS INOP. REPLACED THE NLG SELECTOR VALVE.SDR WTAA950214Connector · corrodedSFO - NOSEWHEEL TILLER STEERING FAILED DURING PARKING. MAINTENANCE REMOVED CORROSION FROM NOSEWHEEL STEERING FEEDBACK POTENTIOMETER ELECTRICAL CONNECTOR. TILLER STEERING OPERATIONAL CHECK NORMAL DURING TAXI CHECK. AIRCRAFT RETURNED TO SERVICE. (M)SDR WTAA950213Switch · corrodedSFO - NOSEWHEEL TILLER STEERING UNRESPONSIVE TO INPUT. PEDAL STEERING OPERATION NORMAL. MAINTENANCE CLEANED CORROSION FROM TILLER STEERING ENABLE MICROSWITCH. TILLER STEERING OPERATIONAL CHECK NORMAL DURING TAXI CHECK. AIRCRAFT RETURNED TO SERVICE. (M)SDR WTAA950202Potentiometer · failedSFO - TILLER STEERING MADE UNCOMMANDED RIGHT TURN DURING TAXI. AIRCRAFT RETURNED TO GATE WITHOUT INCIDENT. MAINTENANCE REPLACED STEERING FEEDBACK POTENTIOMETER. TILLER STEERING OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)SDR WTAA950191Connector · looseSEA - LANDING GEAR FAILED TO MOVE TO UP POSITION DURING ATTEMPTED GEAR RETRACTION AFTER TAKEOFF. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE CLEANED ELECTRICAL CONNECTION AT NOSEWHEEL STEERING ISOLATION VALVE P/N A1424D. PERFORMED LANDING GEASDR 95ZZZX3142Arm Assy · bolts pulledARM ASSEMBLY THAT IS MOUNTED ON TOP OF NOSE GEAR, HELD IN PLACE BY 3 BOLTS (AN3H-7A) CAME LOOSE. THE THREADS WERE PULLED OUT OF TOP OF STRUT. THIS ALLOWED UNIT TO BIND ON STEERING BRACKET, WOULD NOT ALLOW GEAR TO FULLY EXTEND, TRIPPING CIRCUIT BREAKER. THISSDR COM31076Steering · out of adjustNOSE WHEELS TURNED 180 DEGREES TO THE LEFT. REPOSITIONED NOSE WHEELS, INSPECTED SYSTEM AND FOUND TO BE SERVICEABLE. AIRCRAFT CONTINUED SERVICE.SDR MALA954445Steering · malfunctionedFLT 3018 - DURING THE TAKEOFF ROLL IN DTW, THE NOSE STEER FAIL LIGHT ILLUMINATED. THE AIRCRAFT RETURNED TO THE GATE. THE SYSTEM WAS DEFERRED PER MEL 32-1-C. (W)SDR COM60463Module · leakingHYDRAULIC FLUID LEAKING FROM NLG AREA. REPLACED THE NWS SERVO.SDR 9510089301Control Valve · malfunctionedNOSE LANDING GEAR WOULD NOT RETRACT DURING TEST FLIGHT. REPLACED NOSE GEAR BUNGEE CYLINDER AND RESTRICTOR VALVES, WAS NO HELP. REPLACED STEERING CONTROL VALVE. OPERATIONAL CHECK OK ON GEAR SWING. AIRCRAFT RETURNED TO SERVICE.SDR VTZA95151Selector · failureFLT NR 6300 - IAD-ISP - DURING THE TAKEOFF ROLL, ABORTED THE TAKEOFF DUE TO THE STEERING UNCONTROLLABLE THEN PULLED HARD LEFT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE NOSEWHEEL STEERING SELECTOR AND BOTH NLG TIRES. AIRCSDR MALA954431Potentiometer · out of nullFLT 3409 - DURING THE TAKEOFF ROLL IN CVG, THE NOSE STEERING FAIL LIGHT ILLUMINATED AND THE AIRCRAFT VEERED SLIGHTLY TO THE LEFT. THE AIRCRAFT RETURNED TO THE GATE. NWS DEFERRED IN CVG. MAINTENANCE NOTED NWS POTENTIOMETER OUT OF NULL. MAINTENANCE NULLED THSDR CAL950324Steering · unsecuredKUL - DURING TAXI OUT STEERING HAD TO MUCH PLAY. REPLACED NLG TIRES AND SECURED STEERING PER MM 32-21-04. NO FURTHER INCIDENT. (W)SDR 95ZZZX2056Rod · shearedWHILE TAXIING ACFT, NOSE STEERING WAS LOST. INSP WAS DONE AND THE NOSE STEERING ROD HAD SHEARED AT THE ADJUSTMENT NUTS. UNKNOWN WHY ROD SHEARED. THIS IS THE FIRST OCCASION.SDR 95ZZZX2076Control Cable · frayedDURING COMPLIANCE OF SB 1124-32-116, A SHINY AREA WAS NOTED ON THE CABLE AT THE POINT WHERE THE CABLE WAS SECURED BY THE LOCK TAB. THE CABLE WAS REMOVED FOR INSPECTION. SUBSEQUENT INSPECTION REVEALED NUMEROUS BROKEN STRANDS. APPROXIMATELY 2 INCHES FORWARD OFSDR COM11842Tiller · defectiveNOSE WHEEL STEERING PULLS HARD TOWARDS RIGHT. REPLACED NOSE WHEEL STEERING TILLER.SDR COM31050U-Joint · brokenNOSE WHEEL STEERING FAILED DURING LANDING. REPLACED BROKEN UNIVERSAL JOINT ON STEERING TILLER LINKAGE.SDR 95ZZZX1597Control Cable · failedDURING A LANDING, PILOT NOTICED TAIL WHEEL HAD A VIBRATION. INSPECTION REVEALED THE TAIL WHEEL RT CONTROL CABLE HAD BROKEN AT THE AFT SWAGED END.SDR RAIA950310Steering Control · out of rigSTL - FLT 7038 - THE ACFT IS NOT STEERABLE, BRAKING AND POWER NOT EFFECTIVE, STEERING HANDLE NOT EFFECTIVE. MAINTENANCE REINDEXED AND RIGGED STEERING CONTROL VALVE TO AIRFRAME STEERING LINKAGE. GROUND TAXI CHECK GOOD. (W)SDR 95ZZZX1904Horn Assy · crackedANNUAL INSPECTION NOTED SMALL CRACKS AT WELD OF NLG STEERING HORN. SUBMITTER STATED CAUSE UNKNOWN, BUT SUSPECT EITHER TAXI ON ICE AND RUTS OR POSSIBLY NOSE WHEEL SHIMMY.SDR C2XA95CL040Potentiometer · malfunctionedFLT NR 3135 - CLE-CLE - NOSE WHEEL MADE LOUD BANG WHEN WEIGHT WAS REMOVED FROM NOSE WHEEL PEDAL STEER INOP LIGHT ON MAP ILLUMINATED. GEAR WOULD NOT RETRACT UNTIL PASSING 2000 FEET. MAINTENANCE REMOVED AND REPLACED FEEDBACK POTENTIOMETER. PERFORMED OPS CHECKSDR COM11791Wiring Assy · damagedUNCOMMANDED NOSE WHEEL STEERING. REPLACED FEED BACK POT WIRING HARNESS.SDR COM60425Sbw Harness · defectiveNOSE WHEEL STEERING IS INOP. REPLACED THE SBW HARNESS ON NLG.
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