JASC 8530
Service difficulty reports · 4,341
Reports filed under 8530 · Reciprocating Engine Cylinder Section, 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 = '8530' 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 = '8530' 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 UWW2002F00001Intake Valve · brokenDURING NORMAL CRUISE FLIGHT, INTAKE VALVE STEM BROKE ON NR 3 CYLINDER CAUSING PARTIAL POWER LOSS AND METAL CONTAMINATION THROUGHOUT ENGINE.SDR UWW2002F00000Exhaust Valve · failedDURING NORMAL CRUISE FLIGHT, EXHAUST VALVE STEM BROKE ON NR 1 CYLINDER CAUSING PARTIAL LOSS AND METAL CONTAMINATION THROUGH OUT THE ENGINE.SDR NACA20020061Cylinder · crackedNR 3 ENGINE RUNNING ROUGH. PRECAUTIONARY SHUT DOWN. REPLACED NR 1 CYLINDER.SDR AUS20021364Valve Guide · unserviceable(AUS) NO2 CYLINDER EXHAUST VALVE GUIDE CARBON BUILDUP. EXHAUST VALVESEIZED IN GUIDE CAUSING PUSHROD TO BEND AND SHROUD TUBE TO BE BROKEN.SDR CA021210010Cylinder Head · cracked(CAN) DURING CRUISE THE PILOT NOTICED THAT NR 3 ENGINE WAS BACKFIRING EXCESSIVELY. THE ENGINE WAS SHUT DOWN AND FEATHERED. WHEN MAINTENANCE INSPECTED THE ENGINE, THEY FOUND NR 4 CYLINDER WAS CRACKED BETWEEN BOTH SPARK PLUG HOLES. THE CYLINDER WAS REPLACED AND SDR AUS20021347Cylinder · cracked(AUS) NR 2 CYLINDER CRACKED IN AREA ADJACENT TO THE ATTACHMENT FLANGE. CRACK LENGTH APPROXIMATELY 100MM (3.93IN).SDR CA021204010Pushrod Tube · broken(CAN) WITH THE ENGINE COWLING REMOVED TO REPLACE UNSERVICEABLE LANDING LIGHT, OIL WAS NOTED AROUND THE NR 3 CYLINDER. INVESTIGATION SHOWED SHROUD WAS BROKEN APPROXIMATELY MIDWAY ALONG THE TUBE. AS THE CRACK WAS A RATHER SHARP BREAK THE PROBLEM WAS NOT FOUND UNSDR CA021122006Cylinder · cracked(CAN) CYLINDER BARREL CRACKED, 2 INCHES LONG AT BOTTOM OF CYLINDER HEAD.SDR CA030121005Exhaust Valve · broken(CAN) EXHAUST VALVE IN NR 1 CYLINDER BROKEN AT AREA BETWEEN STEM AND HEAD OF VALVE. VALVE DROPPED INTO COMBUSTION AREA AND CAUSED PISTON DAMAGE AND EVENTUALLY ENGINE STOPPAGE. VISIBLE WEAR ON VALVE TRAIN COMPONENTS CONSISTENT WITH IMPROPER PURGING OF LIFTERS SDR CA030605002Exhaust Valve · destroyed(CAN) EXHAUST VALVE ON NR 1 CYLINDER FAILED ON TAKEOFF CAUSING IT TO FALL INTO THE COMBUSTION CHAMBER WHERE IT CAME INTO CONTACT WITH PISTON AND INTAKE VALVE CAUSING EXTENSIVE DAMAGE TO CYLINDER WALL AND DESTROYING PISTON. ENGINE SEIZED CAUSING CONNECTING ROD SDR 2002FA0001332Rocker · wornWHEN COMPLYING WITH AD, FOUND ROCKER ARMS WORN AT VALVE FACE AREA, AND GALLING AT PUSHROD SOCKETS. ROTAX SB ADDRESSES THIS PROBLEM, HOWEVER IT DOES NOT INCLUDE THIS SN OF ENGINE.SDR FMAA2002004Cylinder · crackedPROBLEMS ENCOUNTERED WITH SUPERIOR CYLINDERS, B OR B SERIES. NR 4 CYLINDER HAD STUCK EXHAUST VALVE AND BENT PUSH ROD. NR 1 AND NR 2 CYLINDERS HAD CRACKS EXTENDING FROM THE SPARK PLUG HOLE TO THE FIN AREA LEFT OF THE SPARK PLUG HOLE TO THE FIN AREA LEFT OF THSDR NACA20020058Gland Nut · looseNR 4 ENGINE PRECAUTIONARY SHUT DOWN DUE TO THE LOWER INBOARD SIDE OF THE ENGINE PRODUCING A STEADY STREAM OF BLUE SMOKE. TIGHTENED THE NR 4 ENGINE, NR 15 CYLINDER EXHAUST PUSH ROD TUBE GLAND NUT, LEAK CHECK GOOD.SDR CA030103004Intake Valve · leaking(CAN) BASE LINE DIFFERENTIAL CHECK OF NEW AIRCRAFT REVEALED LEAKING NR 4 CYLINDER INTAKE VALVE. CYLINDER REMOVED AND REPAIRED.SDR NACA20020057Cylinder · crackedNR 1 ENGINE PRECAUTIONARY SHUT DOWN FOR RUNNING ROUGH. FOUND NR 1 ENGINE NR 7 CYLINDER WITH A CRACKED HEAD. REPLACED CYLINDER, OP CHECK GOOD.SDR CA021119011Cylinder · failed(CAN) WHILE CONDUCTING A CYLINDER COMPRESSION TEST, THE FOLLOWING RESULTS WERE DISCOVERED:CYLINDER 1-40PSI, 2-45PSI, 3-0PSI, 4-0PSI,5-40PSI, 6-58PSITHE MEASURE OF THE CYLINDER BARRELS INDICATES THAT THEY SHOULD MEASURE '10 THOU OVERSIZE'. THE EXHAUST VALVES ARSDR AUS20021252Cylinder · worn(AUS) ENGINE CYLINDERS (4OFF) SEVERELY ERODED ON EXHAUST FLANGES. GASKETS LEAKING AND CAUSING BLOW-BY. ENGINE, ENGINE COMPONENTS AND FIREWALL CORRODED DUE TO EXHAUST GAS CONTAMINATION. AIRCRAFT HAD COMPLETED 20.7 HOURS SINCE LAST PERIODIC INSPECTION.SDR W6T2002F00000Stud · brokenNEW STUDS AND THRU BOLTS OF OFF ON FINAL APPROACH, THE RT ENGINE STARTED RUNNING ROUGH FURTHER INVESTIGATION REVEALED THAT THE NR 4 CYLINDER EXHAUST WAS CRACKED. THIS WAS CRACKED BECAUSE THE NR 4 CYLINDER THRU-BOLTS BROKE WHICH ALLOWED OTHER HOLD-DOWN STUDS TSDR NACA20020053Cylinder · burnedNR 2 ENGINE SHUT PRECAUTIONARY SHUT DOWN FOR RUNNING ROUGH. NR 18 CYLINDER BURNED THROUGH THE SIDE. REPLACED NR 18 CYLINDER, OP CHECK GOOD.SDR CA021210002Exhaust Valve · broken(CAN) EXHAUST VALVE BROKE AT SEAT CONTACT AREA CAUSING PISTON DAMAGE AND ENGINE STOPPAGE. REMAINDER OF VALVE TRAIN PARTS SHOWED MORE WEAR THAN NORMAL INDICATING HAMMERING OF VALVE TRAIN COMPONENTS. THIS CONDITION IS RELATED TO IMPROPER PURGING OF THE OIL SYSTESDR 2002FA0001272Lifter · brokenWHILE DRAINING OIL, FOUND A PIECE OF STEEL WITH A ROUNDED EDGE. ALSO FOUND METAL IN THE OIL FILTER. REMOVED NR 2 CYLINDER AND FOUND THE INTAKE VALVE LIFTER HAD PIECES FRACTURED OFF OF THE EDGE. THE CAM WAS SPALLED AND THE NR1 CYLINDER INTAKE VALVE LIFTER WASDR 2003FA0000355Exhaust Valve · failedA/C EXPERIENCED SUDDEN LOSS OF POWER, LANDED SAFELY ON COUNTRY ROAD. INVESTIGATION FOUND NR 3 CYLINDER LOST 75 PERCENT OF EXHAUST VALVE FACE THAT SUBSEQUENTLY TRAVELED THROUGH THE INDUCTION SYSTEM TO REMAINING CYLINDERS. BROKEN VALVE PARTS FORCED SPARK PLUG SDR 2002FA0001270Clamp · disconnectedPILOT REPORTED HEARING A POP AT 11,000 FT AND IMMEDIATELY LOST MANIFOLD PRESSURE. PILOT MAKE PRECAUTIONARY LANDING WITHOUT INCIDENT. INSPECTION OF ENGINE REVEALED FORWARD CYLINDER INDUCTION MANIFOLD CROSSOVER TUBE HAD BECOME DISCONNECTED FROM NR 5 CYLINDER ISDR NACA20020050Cylinder Head · crackedNR 2 ENGINE PRECAUTIONARY SHUT DOWN, RUNNING ROUGH. REPLACED NR 4 CYLINDER FOR A CRACKED HEAD, OP CHECK GOOD.SDR CA021022006Tube · cracked(CAN) FIVE INTAKE TUBES WERE FOUND TO BE CRACKED AROUND THE FLANGE BASE. THIS CAUSED NO OBVIOUS PROBLEMS TO THE AIRCRAFT. HOWEVER, AT SCHEDULED INSPECTION THE AMO NOTICED FUEL STAINING AT THE AFFECTED AREA AND UPON FURTHER INVESTIGATION IT WAS DISCOVERED THAT SDR 2002FA0001196Cylinder · crackedA CRACKED CYLINDER HEAD FIN WAS DISCOVERED ON NR 1 CYLINDER FOLLOWING THE ACCEPTANCE RUN AFTER THE ENGINE HAD BEEN OVERHAULED. AN ATTEMPT TO DRESS IT OUT INDICATED THAT THE CRACK EXTENDED ON TO THE BASE OF THE FIN AND POSSIBLY CYLINDER HEAD. CYLINDER WAS REMSDR 2003FA0000434Piston · contaminatedENGINE DISMANTELED DUE TO METAL CONTAMINATION, FOUND NR 2 PISTON BROKEN AT RING LAND ON LOWER SIDE OF ENGINE.SDR AUS20021095Cylinder · separated(AUS) NR 1 CYLINDER SEPARATED. THE CYLINDER BASE FLANGE WAS STILL CONNECTED TO THE CRANKCASE.SDR 2002FA0001164Cylinder Head · separatedENGINE CYLINDER HEAD AND BARREL SEPERATED.SDR 2002FA0001163Cylinder Head · separatedENGINE CYLINDER HEAD AND BARREL SEPERATED DURING ENGINE RUN.SDR CA030726001Stud · broken(CAN) CYLINDER FOUND LOOSE BECAUSE OF THE 6 STUDS PARTIALLY BROKEN. 6 STUDS REPAIRED AND NEW GASKET INSTALLED.SDR 2002FA0001249Cylinder · crackedPILOT NOTED ROUGH RUNNING ENGINE AND MADE PRECAUTIONARY LANDING. LATER INSPECTION REVEALED NR 1 CYLINDER CRACKED AND A HOLE BLOWN THROUGH THE EXHAUST SIDE.SDR 2002FA0001252Cylinder · wornREMOVED 2 CYLINDER ASSEMBLY FROM ENGINE BECAUSE OF LOW COMPRESSION. CYLINDER WERE REPAIRED AND INSTALLED AT OVERHAUL.SDR 2002F00934Flange · failedTHE ATTACHMENT FLANGE OF THE INDUCTION MANIFOLD (NR2 CYLINDER) FAILED CAUSING ROUGH RUNNING OF THE ENGINE.SDR NACA20020051Pushrod · bentNR 4 ENGINE SHUT DOWN AT 1802Z FOR A NR 12 CYLINDER DOUBLE SHORTED SECONDARY AND WON'T LEAN. FOUND EXHAUST AND INTAKE PUSH RODS BENT. REPLACED AND SET VALVES. INSPECTED CYLINDER FOR DAMAGE, CHECKED GOOD. OP CHECK GOOD ON RUNUP.SDR AUS20021080Stud · failed(AUS) NR 5 CYLINDER BASE STUDS FAILED ALLOWING CYLINDER TO SEPARATE FROM THE CRANKCASE. THE CYLINDER REMAINED ATTACHED TO THE ENGINE BY INTAKE AND EXHAUST PIPES. THE PISTON OIL SCRAPERRING CAME OUT OF THE CYLINDER BARREL AT THE BOTTOM OF THE PISTON STROKE AND SDR 2002FA0001154Valve Seat · misrepairedDURING ROUTING COMPRESSION TEST FOUND NR 4 CYLINDER COMPRESSION LOW. REMOVED CYLINDER AND FOUND THE INTAKE VALVE SEAT HAD BEEN INSTALLED AND GROUND CROOKED AT THE FACTORY. SEAT REINSTALLED AND GROUND CORRECTLY AND REINSTALLED ON THE ENGINE.SDR 2002FA0001152Valve Seat · misrepairedDURING ROUTINE COMPRESSION TEST FOUND NR 3 CYL COMPRESSION LOW. REMOVED CYLINDER AND FOUND THE INTAKE VALVE SEAT HAD BEEN INSTALLED AND GROUND CROOKED AT THE FACTORY. SEAT WAS REINSTALLED AND GROUND CORRECTLY AND CYL REINSTALLED ON ENGINE.SDR CA030122008Cylinder · cracked(CAN) ENGINE RUNNING ROUGH. VISUAL INSPECTION OF ENGINE WAS DONE. FOUND NR 3 CYLINDER CRACKED FROM LOWER SPARK PLUG UP TO UPPER SPARK PLUG ON REAR SIDE. WHEN ENGINE WAS TORN DOWN, IT WAS FOUND THAT A COUNTERWEIGHT BUSHING WAS WORN PAST SERVICE LIMITS. CRANKSHASDR GFV2002F00006Rocker Cover · damagedDAMAGE TO ROCKER COVER MATING SURFACE. GRIT IN ROCKER SHAFT BOLT THREADS.SDR GFV2002F00005Fuel Nozzle · damagedROCKER COVER MATING SURFACE UN-EVEN AT WELD. FUEL NOZZLE THREADS, GRITTY.SDR GFV2002F00004Fuel Nozzle · damagedFUEL NOZZLE THREADS, NO GOOD. ROCKER SHAFT BOLTS GRITTY.SDR GFV2002F00003Fuel Nozzle · dirtyFUEL NOZZLE THREADS AND ROCKER SHAFT BOLT GRITTY.SDR GFV2002F00002Fuel Nozzle · strippedFUEL NOZZLE THREADS NO GOOD. ROCKER SHAFT BOLTS STRIPPED.SDR GFV2002F00001Fuel Nozzle · dirtyFUEL NOZZLE THREADS AND ROCKER SHAFT BOLTS GRITTY.SDR AUS20021059Piston · broken(AUS) PISTON SIDE BROKEN AWAY. METAL CONTAMINATION OF OIL FILTER.SDR 2002FA0001116Intake Valve · brokenINTAKE VALVE BROKEN AT CLIP END, UNDER CRUISE POWER, VALVE REMAINED IN CYLINDER.SDR NACA20020047Cylinder · crackedLOW BMEP "95" ON NR 4 ENGINE. REPLACED NR 1 CYLINDER ON NR 4 ENGINE.SDR AUS20021144Piston · damaged(AUS) LH ENGINE NO2 CYLINDER PISTON DAMAGED. SUSPECT CAUSED BYDETONATION.SDR CA020918011Cylinder Head · cracked(CAN) NR 9 CYLINDER HEAD SEPARATED BETWEEN SPARK PLUG HOLES 20 MINUTES AFTER TAKEOFF WHILE IN CRUISE FLIGHT. SERVICEABLE UNIT INSTALLED AND RESUMED FLIGHT.
Back to JASC 8530