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 9612629302Anti-Skid Syst · malfunctionedAT START OF TAKEOFF ROLL, RECEIVED STEADY WHEEL NOT TURNING INDICATION. TAKEOFF WAS ABORTED AT ABOUT 40 KNOTS AND RETURNED TO THE GATE. INSPECTED WHEELS AND BRAKES, ALL WERE NORMAL. PLACED ANTI-SKID SYSTEM ON MEL.SDR AU960824Bungee · broken(AUS) AIRCRAFT STEERING SYSTEM BUNGEE JACK SCREW BROKEN DUE TO A WORN HOUSING - SYSTEM HAD BEEN MODIFIED IAW AD/CESSNA170/45SDR CA960611011Bolt · loose(CAN) ON PREFLIGHT, PILOT FOUND LOOSE BOLT ON TOP OF NOSE GEAR STRUT. BOLT ATTACHING STEERING BELLCRANK TO COLLAR LOOSE.SDR CA960611010Retainer · mis installed(CAN) PILOT REPORTED A SHIMMY AT THE END OF THE TAKEOFF ROLE. INVESTIGATION FOUND THE RETAINER RING IN THE PISTON, INSTALLED WITH A TWIST ALLOWING THE O-RING TO NOT SEAL PROPERLY.SDR 96ZZZX2984Switch · stickingDURING TAKEOFF ROLL, AIRCRAFT VEERED TO THE RIGHT. PILOT ABORTED TAKEOFF BRAKING TO KEEP AIRCRAFT ON RUNWAY. PILOT GOT AIRCRAFT STOPPED WITH NO OTHER PROBLEMS. INVESTIGATION REVEALED THE STEERING SWITCH FAILED AND WAS STUCK IN THE RIGHT TURN POSITION AND WOSDR USAAF96047Selector Vlv · malfunctionedCLT - FL 568 - NOSE GEAR RED DOOR LIGHT REMAINED ON AFTER GEAR RETRACTION. CREW ACCOMPLISHED ABNORMAL PROCEDURE. LIGHT WENT OUT AFTER GEAR WAS RECYCLED. MAINTENANCE REMOVED AND REPLACED THE FOLLOWING ITEMS; NOSE WHEEL STEERING SELECTOR, P/N 714540 AND NLG DSDR 96ZZZX2973Rod End · brokenPILOT HEARD A LOUD NOISE WHILE TAXIING AFTER LANDING. HE ALSO NOTICED LOSS OF NOSE WHEEL STEERING AND VERY FREE MOVEMENT OF RUDDER CONTROL. INVESTIGATION FOUND THE ROD END ON AFT STEERING BUNGEE HAD BROKEN OFF AND TRIM CHAIN WAS OFF OF SPROCKET. THIS IS THESDR CA960930002Bellcrank · cracked(CAN) NOSE WHEEL STEERING BELLCRANK CRACKED IN THE RADIUS OF THE MAIN ATTACH PIVOT POINT AT ALL FOUR CORNERS.SDR CA960529011Bellcrank · cracked(CAN) NOSE WHEEL STEERING BELLCRANK CRACKED IN THE RADIUS OF THE MAIN ATTACH PIVOT POINT AT ALL FOUR CORNERS.SDR 9610663231Steering Unit · corrodedWHILE ADDING POWER FOR TAKEOFF ROLL, LOST NOSE WHEEL STEERING. TAKEOFF WAS ABORTED AT APPROXIMATELY 10 KNOTS. AFTER COMING TO A STOP, CREW RESET THE ANTI-SKID NOSE WHEEL STEERING SWITCH, CLEARED THE RUNWAY, AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE SDR CA960611007Link · broken(CAN)THE NOSE WHEEL STEERING WENT BEYOND THE STEERING LIMIT IN THE CORRECT DIRECTION. THE ADJUSTABLE FEMALE LINK BROKE AS A RESULT.SDR CAL960559Circuit Breaker · trippedPHL - FLT 1755 - TAKEOFF WAS REJECTED AT 50 KNOTS DUE TO LIMITED NOSE WHEEL STEERING. MAINTENANCE FOUND THE NOSE WHEEL STEERING CIRCUIT BREAKER TRIPPED. THE CIRCUIT BREAKER WAS RESET AND STEERING OPERATION WAS NORMAL. (X)SDR 96ZZZX2457Bolt · bentOWNER INDICATED NOSE GEAR HIT AN OBSTRUCTION ON THE RUNWAY. REMOVED NOSE GEAR ASSY PN 35-825196. FOUND BOLT BENT. NO OTHER DAMAGE FOUND.SDR COMA9610129Steering Assy · failedNOSE WHEEL STEERING FAILED AFTER LANDING. REPLACED THE NOSE WHELL STEERING ASSY.SDR UPS96805957Control Valve · out of adjustWHILE IN FOR C-CHECK, MAINTENANCE REPORTED BLOCK TURN BACK RUDDER PEDAL STEERING STIFF TO THE RIGHT. ADJUSTED NOSE WHEEL STEERING CNTRL VALVE. OPS CHECKED GOOD PER MM 32-51-01.SDR GLBA96068Bellcrank · wornLAN - CREW REPORTED, THAT LEFT RUDDER PEDAL REQUIRED EXCESSIVE FORCE ON TAKEOFF ROLL. THEY ABORTED THE TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED MANUAL STEERING BELLCRANK AND ASSOCATED BEARINGS. OPS CHECK WAS GOOD. (M)SDR 96ZZZM971Bushing · wornLAN - CREW REPORTED, THAT LEFT RUDDER PEDAL REQUIRED EXCESSIVE FORCE ON TAKEOFF ROLL. THEY ABORTED THE TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED MANUAL STEERING BELLCRANK AND ASSOCATED BEARINGS. OPS CHECK WAS GOOD. REFERENCE GLBA96068.SDR 96ZZZM970Bearing · wornLAN - CREW REPORTED, THAT LEFT RUDDER PEDAL REQUIRED EXCESSIVE FORCE ON TAKEOFF ROLL. THEY ABORTED THE TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED MANUAL STEERING BELLCRANK AND ASSOCIATED BEARINGS. OPS CHECK WAS GOOD. REFERENCE GLBA96068.SDR AU960477Collar · cracked(AUS) NOSE LANDING GEAR STEERING COLLAR FRACTURED AT THE LH ATTACHMENT LUG - SUSPECT DAMAGE CAUSED BY EXCEEDING STEERING LIMITS DURING GROUND HANDLINGSDR COMA9610119Steering · pulled leftNOSE WHEEL STEERING PULLED TO LEFT TWICE DURING LANDING ROLL. COULD NOT DUPLICATE. INSPECTED N.W.S. SYSTEM AND TAXI CHECK NORMAL.SDR COMA9610114Relay · failedNOSE WHEEL STEERING FAILED DURING LANDING. REPLACED RELAY KO 123.SDR 96ZZZX2166Bolt · brokenNOSE LANDING GEAR BOLTS, 2 EACH, BROKE CAUSING STEERING PROBLEMS WHICH CAUSED KNEE (SCISSORS) PN 96-820020-1 TO BREAK ON LANDING. SUSPECT CAUSE OF BOLTS TO BREAK WAS TURNING NOSE GEAR TOO MUCH TO THE LEFT OR RIGHT WHEN THE AIRCRAFT WAS TOWED PRIOR TO FLIGHT.SDR 96ZZZX1944Torque Tube · crackedWHILE INSPECTING NLG AREA, MECHANIC NOTICED STEERING TORQUE TUBE ASSY WAS CRACKED WHERE TUBE FOR TAXI LIGHT CONNECTION IS MADE. FURTHER INVESTIGATION FOUND EXCESSIVE FORCE WAS APPLIED WHILE STEERING. SUBMITTER SUGGESTS CAUSE OF CRACK COULD BE FROM EXCEEDING SDR 96ZZZX1936Collar · brokenWHILE TROUBLESHOOTING COLLAR NLG SHIMMY PROBLEM, MECHANIC NOTICED THE AFT SHIMMY COLLAR TAB, WHICH LIMITS NLG STEERING, WAS BROKEN OFF. SUSPECT CAUSE WAS EXCEEDING LIMITS WHILE TOWING AIRCRAFT.SDR DLM88960608Control Valve · failedNOSE WHEEL STEERING WOULD NOT RESPOND TO STEERING YOKE INPUTS DURING TAXI, AND EVENTUALLY, LOCK IN FULL LEFT TURN. REPLACED STEERING CONTROL VALVE, OPERATION NORMAL.SDR AU960424Steering System · malfunctioned(AUS) NOSE WHEEL STEERING FAILED TO RESPOND TO PILOTS INPUT WHEN SPEED LEVERS SET TO HIGH AND STEERING PARK BUTTON DEPRESSED - GREEN NWSANNUNCIATOR LIGHT STAYED ILLUMINATED AND NO INDICATION OF AMBER NWS FAIL LIGHTSDR CA960321513Transformer · out of tolerance(CAN)DURING TAXI, TURNING NOSE GEAR TILLER TO LEFT, WHEELS TURNED RIGHT. FOUND RIGHT WHEEL STEERING ROTARY VARIABLE DIFFERENTIAL TRANSFORMER (RVDT) OUT OF TOLERANCE. READJUSTED.SDR 96ZZZX1368Servo Valve · shortedNLG STEERING FAILED. FOUND SERVO VALVE SHORTED TO CASE AND SECONDARY WINDING TO HAVE EXTREMELY HIGH RESISTANCE.SDR 96ZZZX1357Servo Valve · shortedNLG STEERING FAILED. FOUND SERVO VALVE SHORTED TO CASE AND SECONDARY WINDING TO HAVE EXTREMELY HIGH RESISTANCE.SDR 96UAL900129Valve · leakingCREW REPORTS, SEVERAL PASSENGERS AND FLIGHT ATTENDANTS COMPLAIN OF HEAVY FUMES IN PASSENGER CABIN. NOSE STEERING METERING VALVE WAS FOUND LEAKING HYDRAULIC FLUID AND IT WAS INGESTED INTO THE PACKS. REPLACED METERING VALVE AND COALESCER BAGS.SDR COMA9610081Potentiometer · malfunctionNOSE WHEEL STEERING DISCONNECT TEST DID NOT FUNCTION. REPLACED THE N.W.S. FEED-BACK POTENTIOMETER.SDR QXEA9600046Tiller · shortedBOI - SMOKE IN COCKPIT. NWS TILLER OVERLAY FOUND SHORTED. TILLER ASSY REPLACED AND TILLER OPS CHECKED GOOD.SDR VTZA96073Control Box · failedFLT NR 6191 - IAD-BOS - AFTER LANDING, THE NOSEWHEEL STEERING LOCKED UP EXITING RUNWAY. BLEW BOTH NOSE TIRES ATTEMPTING TO LEAVE THE RUNWAY. AIRCRAFT WAS THEN TOWED TO GATE AND NOSEWHEEL STEERING BOX WAS LUBED AND REMOVED AND REPLACED BOTH N/G TIRES. OPS CHSDR COEA9670101Seals · leakingDURING TAKEOFF ROLL OF FLGHT 7826 FROM RAPID CITY, NORTH DAKOTA, THE NOSE WHEEL CENTERING FAIL LIGHT ILLUMINATED AND CREW ELECTED TO ABORT. AIRCRAFT RETURNED TO RAMP WITHOUT INCIDENT. INSPECTION REVEALED THAT THE SEALS ON THE LEFT SIDE OF THE STEERING MOTOR SDR 96ZZZX860Bracket · brokenCUSTOMER REPORTED AIRCRAFT YAWS TO THE RIGHT WHEN LANDING GEAR IS SELECTED DOWN. DURING TROUBLESHOOTING, FOUND STEERING LINKAGE SUPPORT BRACKET BROKEN AT FORWARD ATTACH POINT.SDR 96ZZZX457Servo Valve · defectiveFLT 4194 - WHILE TAXIING ON THE RUNWAY IN PREPARATION FOR TAKEOFF, CREW WAS ALERTED BY A NOSE WHEEL STEERING FAIL CAS MESSAGE. DAY MAINTENANCE UNABLE TO CORRECT DISCREPANCY IN CMH. AIRCRAFT WAS FERRIED FROM CMH TO CAK. CAK MAINTENANCE REMOVED AND REPLACED NSDR CA960116009Link · broken(CAN)WHILE MOVING NOSEWHEEL STEERING TILLER, A SNAPPING NOISE WAS HEARD AND NOSEWHEEL STEERING BECAME INOPERATIVE. INSPECTION FOUND NOSE STEERING ACTUATOR LINK WAS BROKEN NEAR MOUNTING FORK.SDR CA960129009O-Ring · failed(CAN)ON DESCENT, THROUGH 10,000 FEET, COMPLETE LOSS OF #2 HYDRAULIC SYSTEM. ALTERNATE GEAR EXTENSION CARRIED OUT. AND AIRCRAFT LANDED OK. 'O' RING BETWEEN STEERING MANIFOLD AND CHECK VALVE FOUND LEAKING. # 2 ENGINE DRIVEN PUMP ALSO REPLACED BECAUSE SYSTEM HAD SDR UF6A951205Control Cable · frayedSBN - NOSE WHEEL STEERING CABLE FRAYED. MAINTENANCE REMOVED AND REPLACED CABLE. (M)SDR 96ZZZX362Steering Collar · failedDURING TAKEOFF ROLL, NOSE GEAR COLLAPSED. UPON INVESTIGATION, THE REAR STEERING COLLAR ASSEMBLY WAS FOUND BROKEN, WHICH ALLOWED NOSE WHEEL TO PIVOT FREELY. THE NOSE WHEEL PREPARED TO HAVE TURNED 90 DEGREES FROM ITS CENTER POSITION WHICH, IN TURN, ALLOWED THESDR UF6A951204Control Cable · failedSBN - NOSE WHEEL STEERING FAILED, FOUND STEERING CABLE BROKEN. MAINTENANCE REMOVED AND REPLACED CABLE. (M)SDR BIER950028Steering Adapter · crackedFOUND NOSE GEAR STEERING ADAPTER BENT AT CLEVIS ATTACH POINT AND ADAPTER ATTACH BOLT PULLED OUT OF ADAPTER. FURTHER INSPECTION REVEALED CRACKED ADAPTER AND PULLED THREADS. SUBMITTER STATES SUSPECTS IMPROPER TOWING TO BE THE CAUSE.SDR COMA9512028Potentiometer · defectiveNOSE WHEEL STEERING IS ERRATIC AND PULLS HARD TO THE RIGHT. REPLACED THE FEED BACK POTENTIOMETER BOX.SDR CA960212018Control Cable · broken(CAN)LOOSE NOSE WHEEL TILLER NOTED ON PREFLIGHT. ON TAKEOFF ROLL PILOT REQUIRED A LOT OF LEFT RUDDER. GROUND OBSERVER TOLD CREW THAT NOSE WHEEL NOT CENTERED. AIRCRAFT LANDED IMMEDIATELY WITH SOME DIFFICULT Y, AS AIRCRAFT VEERED RIGHT. INSPECTION FOUND 4 STRANDSDR COMA9531209Swivel Joint · brokenDURING TAXI, NOSE WHEEL STEERING FAILED. REPLACED A BROKEN STEERING TILLER SWIVEL JOINT.SDR COMA9512023Manifold Assy · defectiveNOSE WHEEL STEERING IS JERKY, DRIFTS TO ONE SIDE AND THEN JERKS BACK. ABNORMAL AMOUNT OF LEFT RUDDER REQUIRED FOR TAKEOFF. REPLACED THE NEW MANIFOLD ASSY.SDR 96ZZZX811Bellcrank · twistedCREW REPORTED LACK OF STEERING AUTHORITY TO THE LEFT. INSPECTION SHOWED STEERING BELLCRANK BENT AND TWISTED. STEERING LIMIT 'TATTLE TALE' FITTING WAS INTACT. PILOT REPORTED IT GOT WORSE OVER A PERIOD OF TIME. FINALLY, COULD NOT HOLD A HEADING ON THE TAXIWASDR JZBR11598Servo · shaft shearedUPON LANDING, PILOT COMPLAINED OF NOSE WHEEL SHIMMY AND LOSS OF NOSE WHEEL STEERING. AIRCRAFT HAD TO BE TOWED. TROUBLESHOOTING SHOWED THE SERVO RUNNING WITHOUT ACTUATION OF STEERING, THE AIRCRAFT WAS JACKED AND THE SERVO REMOVED. FURTHER INVESTIGATING SHOWESDR 96ZZZX190Rod Assy · bolt missingDURING A TOUCH AND GO LANDING ATTEMPT, WHEN THROTTLE ADVANCED, ACFT BEGAN TO VEER LEFT AND VIBRATE. TAKEOFF ABANDONED AS ACFT DEPARTED RUNWAY WITH FULL RT RUDDER. INVESTIGATION REVEALED NLG DAMAGE, RT MLG DAMAGE ALONG WITH PROP, NOSE AND WING DAMAGE. FURTHERSDR 95ZZZX7014Rod End · brokeHEIM JOINT ON STEERING PART BROKE OFF STRUT. HAVE FOUND SEVERAL BENT ON 172'S, AND HAVE FOUND CRACKS. SUSPECT CAUSE IS EXCEEDING THE TURN LIMIT WITH A TOW BAR OR TOW VEHICLE. RECOMMEND MANDATORY INSPECTIONS.
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