JASC 3240
Service difficulty reports · 6,462
Reports filed under 3240 · Landing Gear Brake 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 = '3240' 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 = '3240' 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 95ZZZX4352Pedal · brokePEDAL BROKE IN TWO WITH NORMAL PRESSURE APPLIED. FACTORY PARTS DEPARTMENT REPORTS THIS IS SECOND ONE THAT HAS BROKEN. REPLACED WITH NEW FACTORY PART. TOTAL TIME OF AIRCRAFT 143.8 HOURS SINCE NEW.SDR RAIA9507240-Ring · wornSTL - THE LT BRAKE GRABBING AND RELEASING WITH PRESSURE APPLIED. MAINTENANCE REPLACED O-RING ON LT BRAKE MAXERAT UNIT. TAXI CHECK AND LEAK CHECK GOOD. (W)SDR RAIA950726Brake Syst · low fluidSTL - THE RT BRAKE INOP. MAINTENANCE SERVICED CAPTAIN'S RT BRAKE MASTER CYLINDER (P/N ACM26810) WITH HYDRAULIC FLUID. TAXI CHECK AND LEAK CHECK GOOD. (W)SDR 95ZZZW803Caliper · locked upMIA-DAB - FLT 393 - THE NR 4 MAIN TIRE BRAKE LOCKED UP ON TAXI OUT. REMOVED AND REPLACED NR 4 BRAKE CALIPER, BLED AND SERVICED SYSTEM. RELEASED AC.SDR 95ZZZX3571Stop Screw · backed outNO BRAKE PRESSURE ON PILOT'S PEDALS. TROUBLESHOT TO A LOOSE STOP SCREW ON RIGHT POWER BRAKE VALVE. THE SCREW HAD BACKED OUT ONE AND ONE-HALF TURNS WHICH CAUSED BRAKE PRESSURE FLUID BYPASS. ADJUSTED STOP SCREW AND RETORQUED NUT. SUBMITTER RECOMMENDS A MEANSSDR USAA950648Brake Assy · faultyMCO - FLT NR 1136 - UPON TAXIING FOR DEPARTURE, THE LEFT BRAKE SEIZED. SUBSEQUENTLY, THE NR 1 TIRE WENT FLAT. CAPTAIN DECIDED TO RETURN TO THE GATE. MAINTENANCE REPLACED THE NR 1 BRAKE ASSEMBLY, AND THE NR 1 AND NR 2 MAIN WHEEL ASSEMBLIES P/N 32935. OPERATSDR COM60506Brake · smokingRT MLG INBD BRAKE SMOKING. CLEANED AND INSPECTED BRAKE ASSEMBLY, NO DEFECTS FOUND. AIRCRFT CONTINUED SERVICE.SDR 95ZZZX3393Swivel · brokenMIA - FLT 5700 - WHILE TAXIING TO THE GATE, THE HYDRAULIC PRESSURE FELL TO ZERO AND HYDRAULIC FLUID WAS LOST. STOPPED THE ACFT AND CALLED FOR MAINTENANCE. MAINTENANCE TOWED ACFT INTO GATE AREA AND REPLACED THE BRAKE ASSEMBLY, WHEEL ASSEMBLY, BRAKE LINE, SWIVSDR SIMA951652Brake · failedORD - FLT 4076 - CAPTAIN NOTICED LEFT MAIN FELT SPONGY AND STOPPED AIRCRAFT. MAINTENANCE INSPECTED LEFT MAIN AND DECIDED TO TAXI AIRCRAFT BACK TO GATE. SPARKS STARTED COMING FROM NR 1 BRAKE, AIRCRAFT WAS PARKED OUT AT PENALTY BOX. CHANGED NR 1 BRAKE. NO FUSDR P5CA9500020Tire Cap · departedON TAKEOFF, NR 6 TIRE CAP CAME OFF DAMAGING THE LEFT BODY GEAR DOOR FIXED ROD THE ROD DAMAGED NR 1 HYDRAULIC SYSTEM LINES (7 EACH), WHEEL WELL FIRE WARNING LOOP, AND APU PNEUMATIC DUCTING CAUSING LOSS OF NR 1 HYDRAULIC SYSTEM AND APU PNEUMATIC AIR. REPLACED DSDR COM31094Brake Valve · defectiveBOTH PILOTS AND COPILOTS BRAKES WILL NOT STOP THE AIRCRAFT. REPLACED THE BRAKE CONTROL VALVE.SDR 97ZZZX3991Brake · locked upBRAKE LOCKED UP INSTANTANEOUSLY ON RUNWAY AT 53 MPH, CAUSE, AIRPLANE SPIN-OUT.SDR PAYA95A4026Hyd Line · crackedFLT NR 7732 - BWI-JFK - CREW REPORTED LANDING GEAR SLOW TO RETRACT. UPON EXTENSION AN UNUSUAL SOUND WAS NOTED COMING FROM THE AREA OF THE NOSE GEAR AND THE GEAR WAS SLOW TO EXTEND. JFK MAINTENANCE FOUND HYDRAULIC QUANTITY LOW AS A RESULT OF A CRACKED BRAKE LSDR 9508092704Brake · damagedAFTER DEPARTURE, TOWER NOTED TIRE CARCASS ON RUNWAY. FLIGHT CONTINUED TO DTW AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND NR 4 MAIN LANDING GEAR TIRE AND BRAKE DAMAGED. IN ADDITION, DAMAGE WAS SUSTAINED TO FORE, MID, AND AFT TRAILING EDGE FLAP. DSDR 95ZZZW721Brake Assy · failedON WALKAROUND FOUND NR 2 BRAKE COMING APART. REPLACED BRAKE AND WHEEL ASSEMBLY. PERFORMED INSPECTION PER BOEING MM 5-51-09, NO DAMAGE TO AXLE NOTED. (W)SDR 95ZZZX2742Return Spring · failedDURING INSPECTION FOR DAMAGE AFTER A NOSE-OVER ACCIDENT, THE LEFT BRAKE MASTER CYLINDER RETURN SPRING (5.5 INCHES LONG) WAS FOUND MISSING. IT WAS FOUND IN THE BELLY WITH A HOOK END MISSING. WITHOUT THIS RETURN SPRING, THE BRAKE WILL NOT RELEASE. ACCORDING TSDR 95ZZZX2926Rotating Disk · wornDURING SHOP TEAR DOWN FOR REPAIR AND INSPECTION OF MAIN GEAR ASSEMBLY, FOUND DISK WORN PAST LIMITS AND DRIVE LUGS WORN PAST LIMITS.SDR 95ZZZX2923Plate · wornDURING SHOP TEAR DOWN FOR REPAIR AND INSPECTION OF MAIN GEAR ASSEMBLY, FOUND BACK PLATE WORN PAST LIMITS.SDR 95ZZZW745Pin · missingSTL - DURING POST FLIGHT, FOUND NR 1 FRONT BRAKE TORQUE ARM DISCONNECTED FROM BRAKE. BOLT, MFG P/N NAS6405U70D, AND PIN, MFG P/N 1523067-101, WERE MISSING. REPLACED NR 1 BRAKE, BRAKE TORQUE ARM, PIN, BOLT AND LANDING GEAR STRUT DOOR. LANDING GEAR OPERATION SDR 95ZZZW744Bolt · missingSTL - DURING POST FLIGHT, FOUND NR 1 FRONT BRAKE TORQUE ARM DISCONNECTED FROM BRAKE. BOLT, MFG P/N NAS6405U70D, AND PIN, MFG P/N 1523067-101, WERE MISSING. REPLACED NR 1 BRAKE, BRAKE TORQUE ARM, PIN, BOLT AND LANDING GEAR STRUT DOOR. LANDING GEAR OPERATION SDR RAIA950502Master Cylinder · req'd serviceSTL - LEFT FLIGHT OFFICERS BRAKE PEDAL MUSHY, GAUGE SHOWS PRESSURE BUT FEEL MUSHY. MAINTENANCE SERVICED LEFT BRAKE PEDAL FLIGHT OFFICERS SIDE MASTER CYLINDER. TAXI CHECK REVEALED NORMAL, NO LEAKS NOTED. (W)SDR MALA954426Brakes · failedFLT 3378 - WHILE TAXIING AIRCRAFT, CREW REPORTED THE RIGHT BRAKE WAS WEAK. MAINTENANCE BLED THE RIGHT BRAKES. SYSTEM OPERATED SATISFACTORILY. (X)SDR COM60455Brake Assy · leakingLT MLG BRAKE ASSY LEAKING. REPLACED BRAKE ASSY.SDR VTZA95141Control Cable · lack of lubeIAD/BTV - FLT 6267 - DURING TAKEOFF AT 2210 HRS ON 4-13-95, ABORTED TAKEOFF DUE TO CONFIGURATION WARNING DURING TAKEOFF ROLL. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE LUBED THE PARKING BRAKE CABLE ASSEMBLY. AIRCRAFT WAS RELEASED AND SDR 95ZZZX2017Brake Assy · lock upFLL/ATL - FLT 128 - AFTER LANDING, AIRCRAFT TAXIED OFF OF ACTIVE RUNWAY WHERE THE NR 1 BRAKE LOCKED UP. REMOVED AND REPLACED THE NR 1 AND NR 2 BRAKE ASSEMBLIES.SDR 95ZZZW559Brake Assy · failedFLT 3099 - MIA-JAX - LEFT BRAKE CHATTERS VIOLENTLY ON TAXI, RETURNED TO THE GATE. REMOVED AND REPLACED NR 1 AND NR 2 BRAKE ASSEMBLIES. (W)SDR 95ZZZW558Brake Assy · failedFLT 3099 - MIA-JAX - LEFT BRAKE CHATTERS VIOLENTLY ON TAXI, RETURNED TO THE GATE. REMOVED AND REPLACED NR 1 AND NR 2 BRAKE ASSEMBLIES. (W)SDR RAIA950346Brake System · req'd serviceSTL - LEFT BRAKES ARE MUSHY AND WEAK. MAINTENANCE BLED BRAKE SYSTEM. TAXI CHECK REVEALED NORMAL OPERATION AND LEAK CHECK GOOD. (M)SDR COM11850Contl Valve · defectiveANTI-SKID SYSTEM DOES NOT TEST. REPLACED BRAKE ANTI-SKID CONTROL VALVE.SDR 95ZZZX2842Bolt · missingON THE CLEVELAND BRAKE, 6 BOLTS ARE REMOVED EVERY 100 HOURS TO REMOVE THE WHEEL TO LUBE THE BEARINGS. ON PERFORMING 100-HOUR INSPECTION, FOUND 2 EACH BOLTS MISSING AND 1 BOLT LOOSE. BRAKE PAD WAS RUBBING ON TIRE. SECOND SUCH INCIDENT IN 1 MONTH. SUGGEST REPSDR SIMA950721Wheel · brokenWHEEL ASSY WAS REMOVED FROM AIRCRAFT IN DFW AND SENT TO WHEEL SHOP. THE WHEEL ASSY HAS A 15 INCH OF INNER FLAGNE BROKEN OFF OF WHEEL INNER ASSY. THE INNER WHEEL ASSY HAS BEEN REMOVED FROM SERVICE. (W)SDR 95ZZZX1865Brake Lever · wornPARK BRAKE LEVER CENTER DETENT WORN OUT. UNDER NORMAL OPERATION, IT WOULD THEN ALLOW LEVER TO BE EASILY SLID INTO EMERGENCY POSITION DISABLING ANTI-SKID. CENTER DETENT STOP TOO SOFT OR NOT SUFFICIENT TO HOLD LEVER. SUBMITTER SUGGESTS REDESIGN OF LEVER FOR MSDR VTZA95093Parking Brake Sw · failedFLT NR 6444 - BDL-IAD - AIRCRAFT ABORTED TAKEOFF DUE TO TAKEOFF WARNING. MAINTENANCE INSPECTED AIRCRAFT AND RELEASED FOR FERRY FLIGHT TO LYH. AIRCRAFT LANDED AT LYH WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED PARKING BRAKE MICRO-SWITCH AND ADJUSTED GSDR 95ZZZX1509Brakes · malfunctionedMTPP - ON LANDING BRAKES WERE TOTALLY INOPERATIVE. USED EMERGENCY BRAKES TO STOP AIRCRAFT. (HYDRAULIC QUANTITY AND PRESSURE NORMAL). MAINTENANCE CHECKED LANDING GEAR AREA AND BLED ALL BRAKES. CHECKED ANTI-SKID SYSTEM. NO DEFECTS WERE FOUND. REPLACED NR 1SDR SIMA950553Wheel · brokenORD - WHEEL ASSY WAS REMOVED FROM AIRCRAFT IN ORD AND SENT OT WHEEL SHOP. THE WHEEL ASSY HAS 13 INCHES OF INNER FLANGE BROKEN OFF OF WHEEL INNER ASSY. THE INNER WHEEL ASSY HAS BEEN REMOVED FROM SERVICE. (W)SDR DL73S950757Valve · leakingON TAXI OUT LOST ALL HYDRAULIC FLUID. FOUND BRAKE SHUTTLE VALVE LEAKING. REPLACED VALVE, OPERATION NORMAL.SDR BDHA9500003Brake Valve · stuckMSP - FLT 447 - CAPTAIN REPORTED LT BRAKE PEDAL SOFT AND FO REPORTED HIS LT PEDAL INOP. INSPECTED AND FOUND BRAKE SHUTTLE VALVE STUCK AND LT I/B BRAKE OUT OF ADJUSTMENT. REPLACED LT I/B BRAKE ASSY AND RESET SHUTTLE VALVE AND BLED BRAKE SYSTEM. ACFT RELEASEDSDR RAIA950231Brake System · req'd serviceSTL - FLT 7437 - LEFT BRAKE VERY WEAK, PEDAL GOES FURTHER THAN RT BEFORE BRAKE REACHES EFFECTIVENESS. MAINTENANCE SERVICED LEFT BRAKE MASTER CYLINDER (P/N ACM26810). TAXI CHECK OK. LEAK CHECK OK. (Z)SDR COM11784Swivel · defectiveLEFT BRAKE TEST FUNCTION IS INOP. REPLACED LT MLG BRAKE SWIVEL.SDR 95ZZZX2106Brake · locked upUPON LANDING, LEFT BRAKE FROZE RESULTING IN A FLAT TIRE ON RUNWAY. DEPARTURE HAD BEEN FROM AN UNPLOWED SNOW COVERED RUNWAY. SUSPECT SNOW PACKED AND FROZEN BRAKE. INSPECTION REVEALED NORMAL OPERATION.SDR COM11777Swivel · leakingHYDRAULIC LEAK, LEFT MLG. REPLACED LEAKING BRAKE LINE SWIVEL.SDR MALA954315Brake · failedFLT 3001 - WHILE TAXIING IN DTW, THE CREW NOTED THAT THE BRAKES WERE GRABBING WHILE TAXIING. MAINTENANCE REPLACED THE LEFT INBOARD AND OUTBOARD BRAKE ASSEMBLIES. SYSTEM OPERATED SATISFACTORILY. (Z)SDR MALA954314Brake Valve · failedWHILE TAXIING IN DTW, THE CREW NOTED THAT MORE THAN NORMAL PRESSURE NEEDS TO BE APPLIED TO THE BRAKES TO STOP THE AIRCRAFT. MAINTENANCE REPLACED THE STANDBY BRAKE VALVE. SYSTEM OPERATED SATISFACTORILY. (Z)SDR MALA954313Brakes · failedWHILE TAXIING IN DTW, AN EXCESSIVE AMOUNT OF POWER IS NEEDED TO REACH NORMAL TAXI SPEED. MAINTENANCE REPLACED THE RIGHT OUTBOARD AND INBOARD BRAKE ASSEMBLIES. SYSTEM OPERATED SATISFACTORILY. (Z)SDR 95ZZZW130Brake Syst · reqd servicePHF-PHL - FLT 3091 - AFTER LANDING ROLLOUT, CREW REPORTED MOMENTARY LOSS OF BRAKES WHEN TURNING. FOUND AIR IN BRAKE SYSTEM, BLED AS REQUIRED.SDR 95ZZZX828Brake · iced upAIRCRAFT TT 1,565.7. ON LANDING, FAILED TO KEEP ACFT ON RUNWAY AND ACFT WENT OFF RUNWAY INTO SNOW BANK DAMAGING LOWER ENGINE COWL AND WHEEL FAIRINGS. UPON FURTHER INVESTIGATION, FOUND MAIN WHEEL FAIRINGS FULL OF COMPACTED SNOW. ACFT WAS THEN BROUGHT TO A HASDR 95ZZZX907Brake Line · chafedBOLT HEAD ON BOTTOM OF PILOT'S CONTROL COLUMN CHAFED A HOLE IN THE LT PARK BRAKE LINE WHERE IT RUNS UNDER THE CONTROL COLUMN. LINE WAS POSITIONED WRONG AT THE FACTORY.SDR 95ZZZX914Line · crackedBRAKE LINE CRACKED WHERE IT FASTENED TO THE PARKING BRAKE VALVE. SUBMITTER SUGGESTS FATIGUE WAS THE CAUSE.SDR 95ZZZX908Line · chafedPOWER BRAKE METERING VALVE HYDRAULIC RETURN LINE RUNS CLOSE TO THE VALVES LOWER CONTROL ARM. THE CABLE ATTACH BOLT COTTER PIN MUST BE TRIMMED PROPERLY TO AVOID CONTACT WITH THE LINE.SDR 95ZZZX1588Line · chafedLINES WERE CHAFING ON CLAMP ATTACHED TO GEAR DOOR ACTUATOR. LINE NEEDS SMALL BEND AT THIS AREA FOR PROPER CLEARANCE. (LINES WERE .50 INCH TO .75 INCH CHAFED THROUGH WALL THICKNESS.) LINES LOCATED IN AT WHEELWELL.
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