JASC 3243

Service difficulty reports · 445

Reports filed under 3243 · Master Cylinder/Brake Valve, 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 = '3243'
  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.

SDR CA980915024Control Cable · frayed(CAN) UNABLE TO RELEASE PARKING BRAKE, CREW HAD TO CYCLE BRAKES TO RELEASE PARKING BRAKE. DUAL POWER BRAKE VALVE CONTROL CABLE FRAYED AT PULLEY UNDER PILOT'S SEAT. REPLACED.Sep 6, 1998 · Lkheed 1011385114SDR AU980983Nut · missing(AUS) BRAKE MASTER CYLINDER PISTON TO SHAFT SECURING NUT MISSING.Aug 14, 1998 · Airtrc AT301SDR 98ZZZX3015Brake Cylinder · crackedDURING ANNUAL INSPECTION, BOTH BRAKE CYLINDERS WERE FOUND CRACKED AT UPPER CALIPER BOLT HOLE. BELIEVED CAUSED BY AGE (ORIGINAL EQUIPMENT) AND POSSIBLY PAST OVERTORQUE OF BOLTS. REPLACED BOTH ASSEMBLIES.Jul 22, 1998 · N504MA · Cessna 172PSDR AU980684O-Ring · failed(AUS) LT BRAKE CYLINDER `O' RING SEAL LEAKING. PART TC: 4,407.May 5, 1998 · Cessna 210LSDR REXA98075Master Cylinder · no pressureFO LEFT BRAKE PEDAL NO PRESSURE. SERVICED FO'S BRAKE MASTER CYLINDER. (M)Mar 22, 1998 · N315PX · Bag JETSTM3101SDR 98ZZZX1384Piston Rod · failedAFTER REPLACING WHEEL BRAKE ASSEMBLIES, WENT TO BLEED BRAKE SYSTEM. NO BRAKE RESPONSE ON PILOT'S LEFT BRAKE. TROUBLESHOT TO POWER BRAKE VALVE. FOUND PISTON ROD BROKEN AND LODGED IN OPERATING LINKAGE. THE PILOT HAD NOT REPORTED A PROBLEM WITH THE BRAKE SYSTMar 20, 1998 · N205FX · Beech 60SDR AU980276Clevis · failed(AUS) LT BRAKE MASTER CYLINDER CLEVIS BOLT FAILED.Mar 12, 1998 · Airtrc AT802SDR MASA98005Master Cylinder · wornFLT 5392 - BOS-PQI - CAPTAIN REPORTED LOSS OF RT BRAKES ON CAPTAINS SIDE ON LANDING. MAINTENANCE REMOVED AND REPLACED THE MASTER CYLINDER. OPS CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (M)Jan 9, 1998 · N6YV · Beech 1900DSDR CA980113010Brake Valve · failed(CAN) ON LANDING, AIRCRAFT EXPERIENCED AN UNCOMMANDED APPLICATION OF BRAKES. AIRCRAFT CAME TO COMPLETE STOP ON RUNWAY. REQUIRED EXCESSIVE THRUST TO TAXI. ENGINES STOPPED AND MAINTENANCE CREW CALLED TO AIRCRAFT. ON ARRIVAL, BRAKES NO LONGER ENGAGED. AIRCRAFDec 27, 1997 · Fokker F28MK1000SDR M8XA9700019Valve · defectiveEN ROUTE, THE FLIGHT CREW REPORTED A PROBLEM WITH THE EMERGENCY/ PARKING BRAKE ACCUMULATOR PRESSURE INDICATION. THIS IS A REPEAT OF SAME PROBLEM EXPERIENCED EARLIER IN THE DAY. REPLACEMENT OF THE PRESSURE SWITCH DID NOT CORRECT THE PREVIOUS DISCREPANCY. THEDec 17, 1997 · N329MX · Dorner DO328100SDR CALA9701551Control Valve · out of adjustTHE AIRCRAFT WAS RETURNED TO DTW FOR REPORTS OF A RUBBER ODOR OBSERVED IN THE CABIN. THERE WERE NO VISIBLE SIGNS OF SMOKE. THE ODOR BEGAN TO DISSIPATE WITHIN THREE MINUTES. THERE WERE NO ENGINE OR AIRCRAFT SYSTEM PROBLEMS NOTED. THE AIRCRAFT LANDED WITHOUTOct 31, 1997 · N18513 · Doug DC932SDR 97ZZZX4753Plug · brokenPART RECEIVED FROM STOCK. WHEN SCREWED INTO MASTER CYLINDER BY HAND, SIDE OF PLUG BROKE OFF. A SECOND PLUG WAS INSTALLED BY HAND AND IT BROKE IN THE SAME AREA. THESE PLUGS ARE MADE FROM BRITTLE PLASTIC AND WERE SUPPLIED BY CESSNA.Oct 29, 1997 · Cessna 210NSDR CA971006008Seal · leaking(CAN) DURING TAXIING ALTERNATE BRAKE ON AND ALTERNATE OFF POSITIONS, NO BRAKE PRESSURE AND NO BRAKE PEDALS. PARKING BRAKE PRESSURE OKAY AND WITH NORMAL ON POSITION, NORMAL BRAKE. TROUBLE SHOOTING FOUND BRAKE LOW PRESSURE RESERVOIR 4300 INDICATOR IN RED BAND, ASep 26, 1997 · Airbus A310324SDR 97ZZZX3384O-Ring · wornLEFT BRAKE INOPERABLE CAUSING PILOT TO LOSE CONTROL AND STRIKE ANOTHER AIRCRAFT. INVESTIGATION FOUND NO FLUID IN BRAKE, CAUSED BY O-RINGS BEING OLD, WORN, AND HARD AND LEAKING. REPLACED O-RINGS AND SERVICED BRAKE SYSTEM. OPERATION WAS NORMAL.Jun 30, 1997 · N41019 · Cessna 421BSDR VTZA97298Master Cylinder · loose capFLT 6296 - IAD-ROC - DURING CLIMB, MADE UNSCHEDULED LANDING AT IAD DUE TO HYDRAULIC FLUID UNDER CAPTAINS RIGHT RUDDER PEDAL. AIRCRAFT LANDED AND WENT TO THE GATE AT IAD WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND TIGHTENED LOOSE SERVICE CAP SCREW ON May 23, 1997 · N496UE · Bag JETSTM3201SDR MASA97054Brake Cylinder · wornHGR/RDG - FLT 5356 - PILOT'S LEFT BRAKE LOSES PRESSURE WHEN RIGHT RUDDER PEDAL IS DEPRESSED. MAINTENANCE REMOVED AND REPLACED THE LEFT BRAKE CYLINDER, OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (X)May 23, 1997 · N5YV · Beech 1900DSDR 97ZZZX2372Master Cylinder · leakingDURING A ROUTINE AND B LETTER CHECK, FOUND BOTH PILOTS' LEFT AND RIGHT MASTER CYLINDERS LEAKING. BOTH CYLINDERS WERE REPLACED.May 1, 1997 · N99JW · Swrngn SA227TTSDR CA970422019Brake Valve · defective(CAN) AFTER LANDING WHEN BRAKES APPLIED, THE LEFT MAIN WHEEL LOCKED AND THE AIRCRAFT STARTED TO PULL TO THE LEFT. RIGHT RUDDER AND BRAKES APPLIED TO KEEP AIRCRAFT STRAIGHT. WHEN AIRCRAFT CAME TO REST THE LEFT TIRE BLEW AND RIGHT TIRE HAD ROTATED ON THE RIM. THApr 11, 1997 · Stbros SD360SDR 97ZZZX1175Cylinder Assy · nut detachedCLIMBING OUT AT FL 300 AT APPROX 120 MILES FROM THE AIRPORT, THE HYD FLUID LOW ANNUNCIATOR ILLUMINATED. THE PILOTS DECIDED TO RETURN TO THE AIRPORT TO HAVE THE ACFT CHECKED. THE EMER GEAR EXT SYS WAS EMPLOYED TO LOWER THE GEAR AND THE EMER BRAKING WAS USED AFeb 25, 1997 · N10J · Beech 400ASDR ABXA9700012Brake Valve · defectiveDURING TAXI THE LEFT MAIN LANDING GEAR BRAKES HAD NO EFFECT IN STOPPING THE AIRCRAFT. REPLACED INBOARD BRAKE CONTROL VALVE, PERFORMED PRESSURE CHECK AND ADJUSTMENT OF BRAKE CONTROL VALVE, OPS CHECKED GOOD AND NO LEAKS NOTED IAW DC-8 MM.Jan 21, 1997 · N826AX · Doug DC863SDR 96ZZZX5814Piston · stuckDURING LANDING, THE LEFT BRAKE LOCKED AT FIRST APPLICATION. THE LEFT TIRE SKIDDED AND THE AIRCRAFT LEFT THE RUNWAY. LATER, THE BRAKE RELEASED AND THE AIRCRAFT WAS TAXIED TO MAINT. A MECH DETERMINED THAT HYD FLUID SEEPAGE HAD CONGEALED AROUND THE PISTON, PRENov 6, 1996 · N74796 · Mooney M20BSDR 96ZZZX5330Cylinder · crackedPILOT REPORTED BRAKE MALFUNCTION ON LANDING. MAINTENANCE INSPECTED AND FOUND LT BRAKE CYLINDER, LOWER PORTION CRACKED. APPEARED TO BE IMPACT DAMAGE DUE TO TRACES OF YELLOW PAINT AND SCRATCHES OF CYLINDER HOUSING. ADDITIONAL DAMAGE INCLUDED THE LOWER ANCHOR Oct 4, 1996 · N781FE · Cessna 208BSDR CA961007016Master Cylinder · failed(CAN) CO-PILOT RIGHT BRAKE HAD ZERO ACTION. FOUND RESERVOIR CYLINDER EMPTY. CO-PILOT LEFT BRAKE MASTER CYLINDER SLOPPY AS WELL AS BOTH PILOTS BRAKE CYLINDERS. ALL 4 MASTER CYLINDERS REPLACED WITH NEW "BATCH".Sep 28, 1996 · Diamon DA20A1SDR CA961007015Master Cylinder · failed(CAN) CO-PILOTS BRAKES - NO BRAKING ACTION, FOUND RESERVOIRS EMPTY BUT NO LEAKS IN SYSTEM. BELIEVE REVERSE PRESSURE EMPTIED RESERVOIR THROUGH FILLER PORT. FACTORY INFORMED SUBMITTER THAT MASTER CYLINDER AND RESERVOIR PROBLEMS. CHANGED BOTH. RESERVOIRS CAN LEAKSep 22, 1996 · Diamon DA20A1SDR CA960927005Cylinder · low pressure(CAN) BOTH LEFT AND RIGHT MASTER CYLINDERS ON THE CO-PILOTS SIDE FAIL TO PRODUCE ADEQUATE PRESSURE FOR BRAKING. PILOT'S CYLINDERS SEEM TO WORK WELL. THE SUBMITTER STATES THAT THE FLUID IN THE CYLINDERS APPEARS DIRTY AND SPECULATES THAT THERE COULD BE SOME O-RISep 22, 1996 · Diamon DA20A1SDR PNSA0902Master Cyl · leakingRT BRAKE FAILED DURING ENGINE START. RESEALED MASTER CYL.Sep 9, 1996 · N9602F · Cessna 208SDR VNAA9608003Brake Vle · defectiveSHORTLY AFTER T/O DURING CLIMB OUT, THE FLIGHT CREW WAS ALERTED BY AN EMERGENCY/PARK BRAKE CAS MESSAGE. CREW ELECTED TO RETURN TO THE FIELD AND AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. PIT MX REPLACED THE EMERGENCY/PARK BRAKE VALVE IAW MM 32-43-02, GROUND CAug 12, 1996 · N434JS · Dorner DO328100SDR 96ZZZX4833Master Cylinders · failedAIR CREWS HAVE REPORTED AIRCRAFT BRAKE PEDALS WERE SPONGY OR HAVE FADED/FAILED DURING BRAKING APPLICATIONS. AFTER 20,000 HOURS OF OPERATION AT THE USAFA, BRAKE SYSTEMS STARTED TO DEVELOP PROBLEMS. REVISED BRAKE BLEEDING PROCEDURES WERE DEVELOPED, OPERATOR BRJul 9, 1996 · N3102J · Slnsby T67M260SDR 96ZZZX3776Cylinder Assy · splitDURING BRAKE TESTING AFTER OVERHAUL, HYDRAULIC PRESSURE EQUAL TO 150 PSI WAS APPLIED TO BRAKE CYLINDER LEAK CHECK. THE ACTUAL TEST PRESSURE IS 180 PSI PER MANUAL. AT 150 PSI, THE BRAKE CYLINDER ASSY SPLIT FROM ONE END OF BOLT HOLE APPROXIMATELY ONE-HALF WAY Jun 24, 1996 · N774KV · Piper PA31T2SDR CA960610006Spring Washer · broken(CAN) ON LANDING AIRCRAFT PULLED TO THE LEFT AND POWER WAS REQUIRED TO CLEAR RUNWAY. SMOKE NOTED COMING FROM LH BRAKES. LEFT HAND BRAKE WAS VERY HOT AND LEAKING FLUID. BOTH LH ASSEMBLIES AND WHEELS WERE REPLACED. CAPTAINS BRAKE MASTER CYLINDER ASSEMBLY WAS REPMay 21, 1996 · Swrngn SA226TCSDR 97ZZZX423Master Cyl · screws failedAFTER LANDING, THE PILOT WAS TURNING THE AIRPLANE AROUND ON THE GROUND TO TAXI BACK FOR ANOTHER LOAD, WHEN THE LEFT BRAKE PEDAL TIPPED FORWARD BEYOND THE NORMAL BRAKING ACTION AND SEEMED DISCONNECTED, AND THE BRAKE DID NOT WORK ANYMORE. INSP FOUND THE THREE SMay 1, 1996 · Scwzer G164ASDR 96ZZZX3589Master Cylinder · leakingMASTER CYLINDER LEAKING BEYOND SERVICEABLE LIMITS. REPALCED WITH NEW UNIT, CORRECTED PROBLEM.Feb 27, 1996 · N586BH · Bolkms BK117A4SDR AU961206Rod · failed(AUS) LH TOE BRAKE MASTER CYLINDER PISTON ROD FAILED AT BOTTOM THREAD OF EYE ENDFeb 20, 1996 · Frchld SA227DCSDR CA960304012Master Cylinder · frozen water(CAN) BRAKE REPORTED TO NOT BE CAPABLE OF HOLDING THE AIRCRAFT. INVESTIGATION FOUND THAT THE AIRCRAFT HAD BEEN STORED OUTSIDE DURING FREEZING TEMPS AND THAT AN AMOUNT OF WATER HAD FROZEN IN THE MASTER CYLINDER THUS DEGRADING BRAKING PERFORMANCE. THE MASTER CYLFeb 17, 1996 · Piper PA31TSDR 96ZZZX1096Cylinder · outlet failedAFTER LANDING, PILOT COMPLAINED OF NO LEFT BRAKE. INSPECTION REVEALED LEFT BRAKE MASTER CYLINDER OUTLET THREAD BOSS HAD SEPARATED FROM THE MASTER CYLINDER, DISCONNECTING THE LEFT BRAKE HOSE.Jan 31, 1996 · N2898D · Chris A1SDR 95ZZZX7018Master Cylinder · contaminatedCONSTANT REPORTS OF POOR BRAKES PROMPTED A REMOVAL AND INSPECTION OF MASTER CYLINDER. FOUND SIGNS OF CONTAMINATION BY REMAINS OF DISSOLVED RUBBER. REPLACED MASTER CYLINDER AND HOSES. SUBMITTER BELIEVES BRAKES WERE SERVICED WITH SOMETHING OTHER THAN WHAT IS Dec 7, 1995 · N26150 · Cessna 402CSDR 96ZZZX184Housing · crackedUPON FURTHER INSPECTION OF PISTON HOUSING AFTER BLEEDER SHEARED OFF, CORROSION AND CRACKS WERE FOUND AT LOCATOR PIN HOLES. SUBMITTER SUGGESTS CORROSION COULD BE STOPPED BY MORE FREQUENT CLEANING AND PAINTING. CRACKS MAY HAVE STARTED FROM OVERTORQUE OF NUTS ONov 28, 1995 · N15956 · Piper PA28180SDR 95ZZZX6446Master Cylinder · failedSTUDENT PILOT STATED THAT RIGHT RUDDER PEDAL BROKE (ON START-UP). CHECKED TO FIND THE RIGHT PILOT'S MASTER CYLINDER HAD BROKEN. ALL HYDRAULIC FLUID WAS GONE AND RIGHT RUDDER PEDAL WAS AT 90 DEGREE ANGLE. THE PISTON ROD HAD COME OUT OF THE UNIT BECAUSE OF A Oct 30, 1995 · N6909T · Piper PA28161SDR 95ZZZX5953Master Cylinder · failedPOST-INCIDENT INVESTIGATION FOUND RIGHT MASTER BRAKE CYLINDER NOT ACTUATING RIGHT BRAKE. BRAKE ON RIGHT MAIN GEAR DOOR NOT FUNCTIONING. WHEN BOTH BRAKES WERE APPLIED, AIRCRAFT TURNED LEFT AND HIT OBJECTS OFF THE RUNWAY CAUSING SUBSTANTIAL DAMAGE TO THE AIRCRSep 18, 1995 · N4977C · Ayres S2AAYRESSDR 95ZZZX5762Bracket · brokenLEFT BRAKE MASTER CYLINDER BRACKET BROKEN. BRACKET SET, PN 0411549, INSIDE BENT AND BROKEN, PN 0411550, OUTSIDE BADLY BENT.Aug 30, 1995 · N821LL · Cessna 182QSDR RAIA950736Brake Syst · reqd serviceFIRST OFFICERS RT BRAKE INOP. BLEED AND SERVICED MASTER CYLINDER (P/N ACM26810). (W)Jul 23, 1995 · N430AM · Bag JETSTM3201SDR HEEA955182Master Cylinder · defectiveMASTER CYLINDER WILL NOT DEVELOP ANY PRESSURE. POSSIBLE INTERNAL LEAKAGE. REPLACED WITH SERVICEABLE MASTER CYLINDER.Jun 13, 1995 · N4302G · Bolkms BO105SSDR 95ZZZX1644Cylinder · crackedAT NORMAL ANNUAL INSPECTION, PART WAS REMOVED TO BE CLEANED AND INSPECTED. FOUND TO BE INITIALLY ONLY DIRTY AND CORRODED, HOWEVER, CLOSER INSPECTION REVEALED ANCHOR BOLT LUGS TO BE CRACKED. SUBMITTER SUGGESTS REMOVE, CLEAN, INSPECT, AND SERVICE AT REGULAR INMar 5, 1995 · N8792N · Piper PA28140SDR 95ZZZX1383Cyl O-Ring · failedPILOT REPORTED UPON TURNING OFF TAXIWAY, RT BRAKE FAILURE. TOWED AIRCRAFT INTO PARKING POSITION. INSPECTION OF RT BRAKE ASSY SHOWED SIGNS OF BRAKE FLUID LEAKING FROM LOWER PISTON ASSY. REMOVED BRAKE ASSY AND REPLACED DEFECTIVE O-RING. REINSTALLED BRAKE ASSFeb 21, 1995 · N891FE · Cessna 208BSDR SCNA95012Valve · leaksMSP - ACFT RETURNED TO GATE, CREW REPORTED SMOKE IN CABIN AND COCKPIT. FOUND THE PARKING BRAKE VALVE LEAKING SKYDROL INTO APU INTAKE. REPLACED VALVE AND OPERATIONS CHECKED NORMAL. (W)Jan 23, 1995 · N288SC · Boeing 7272J4
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