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.

SDR UWW2002F00001Intake Valve · brokenDURING NORMAL CRUISE FLIGHT, INTAKE VALVE STEM BROKE ON NR 3 CYLINDER CAUSING PARTIAL POWER LOSS AND METAL CONTAMINATION THROUGHOUT ENGINE.Nov 25, 2002 · N63705 · Piper PA31350SDR UWW2002F00000Exhaust Valve · failedDURING NORMAL CRUISE FLIGHT, EXHAUST VALVE STEM BROKE ON NR 1 CYLINDER CAUSING PARTIAL LOSS AND METAL CONTAMINATION THROUGH OUT THE ENGINE.Nov 25, 2002 · N63705 · Piper PA31350SDR NACA20020061Cylinder · crackedNR 3 ENGINE RUNNING ROUGH. PRECAUTIONARY SHUT DOWN. REPLACED NR 1 CYLINDER.Nov 23, 2002 · N1377K · Doug DC6SDR 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.Nov 22, 2002 · Cessna 2105SDR 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 Nov 21, 2002 · Doug C54ASDR AUS20021347Cylinder · cracked(AUS) NR 2 CYLINDER CRACKED IN AREA ADJACENT TO THE ATTACHMENT FLANGE. CRACK LENGTH APPROXIMATELY 100MM (3.93IN).Nov 21, 2002 · Grob G115SDR 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 UNNov 20, 2002 · Cessna 172MSDR CA021122006Cylinder · cracked(CAN) CYLINDER BARREL CRACKED, 2 INCHES LONG AT BOTTOM OF CYLINDER HEAD.Nov 15, 2002 · Cessna 152SDR 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 Nov 13, 2002 · Diamon DA20A1SDR 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 Nov 11, 2002 · Diamon DA20A1SDR 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.Nov 7, 2002 · N124XSSDR 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 THNov 6, 2002 · N734GW · Cessna U206GSDR 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.Nov 6, 2002 · N2907F · Doug DC6SDR CA030103004Intake Valve · leaking(CAN) BASE LINE DIFFERENTIAL CHECK OF NEW AIRCRAFT REVEALED LEAKING NR 4 CYLINDER INTAKE VALVE. CYLINDER REMOVED AND REPAIRED.Nov 5, 2002 · Hughes 269C1SDR 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.Nov 5, 2002 · N99330 · Doug DC6ASDR 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 ARNov 1, 2002 · Cessna A185FSDR 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.Oct 31, 2002 · Beech A23ASDR 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 TOct 30, 2002 · N495SC · Piper PA31350SDR 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.Oct 29, 2002 · N7919C · Doug DC6BSDR 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 SYSTEOct 28, 2002 · Diamon DA20A1SDR 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 WAOct 28, 2002 · N405SP · Cessna 172SSDR 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 Oct 24, 2002 · N95118 · Piper PA28140SDR 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 IOct 23, 2002 · N7SA · Beech B36TCSDR NACA20020050Cylinder Head · crackedNR 2 ENGINE PRECAUTIONARY SHUT DOWN, RUNNING ROUGH. REPLACED NR 4 CYLINDER FOR A CRACKED HEAD, OP CHECK GOOD.Oct 23, 2002 · N779TA · Doug DC6SDR 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 Oct 18, 2002 · Dhav DHC2MK1SDR 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 REMOct 15, 2002SDR 2003FA0000434Piston · contaminatedENGINE DISMANTELED DUE TO METAL CONTAMINATION, FOUND NR 2 PISTON BROKEN AT RING LAND ON LOWER SIDE OF ENGINE.Oct 11, 2002SDR AUS20021095Cylinder · separated(AUS) NR 1 CYLINDER SEPARATED. THE CYLINDER BASE FLANGE WAS STILL CONNECTED TO THE CRANKCASE.Oct 8, 2002 · Grob G115SDR 2002FA0001164Cylinder Head · separatedENGINE CYLINDER HEAD AND BARREL SEPERATED.Oct 8, 2002SDR 2002FA0001163Cylinder Head · separatedENGINE CYLINDER HEAD AND BARREL SEPERATED DURING ENGINE RUN.Oct 8, 2002SDR CA030726001Stud · broken(CAN) CYLINDER FOUND LOOSE BECAUSE OF THE 6 STUDS PARTIALLY BROKEN. 6 STUDS REPAIRED AND NEW GASKET INSTALLED.Oct 7, 2002 · Dhav DHC2MK1SDR 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.Oct 5, 2002 · N8300Q · Cessna U206FSDR 2002FA0001252Cylinder · wornREMOVED 2 CYLINDER ASSEMBLY FROM ENGINE BECAUSE OF LOW COMPRESSION. CYLINDER WERE REPAIRED AND INSTALLED AT OVERHAUL.Oct 2, 2002 · N7991W · Piper PA28180SDR 2002F00934Flange · failedTHE ATTACHMENT FLANGE OF THE INDUCTION MANIFOLD (NR2 CYLINDER) FAILED CAUSING ROUGH RUNNING OF THE ENGINE.Oct 1, 2002 · N95D · Piper PA34220TSDR 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.Sep 28, 2002 · N1377K · Doug C118ASDR 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 Sep 27, 2002 · Dhav DHC2MK1SDR 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.Sep 27, 2002 · N575ER · Piper PA44180SDR 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.Sep 27, 2002 · N571ER · Piper PA44180SDR 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. CRANKSHASep 26, 2002 · Cessna 172RGSDR GFV2002F00006Rocker Cover · damagedDAMAGE TO ROCKER COVER MATING SURFACE. GRIT IN ROCKER SHAFT BOLT THREADS.Sep 19, 2002 · N1974U · Cessna T210NSDR GFV2002F00005Fuel Nozzle · damagedROCKER COVER MATING SURFACE UN-EVEN AT WELD. FUEL NOZZLE THREADS, GRITTY.Sep 19, 2002 · N1974U · Cessna T210NSDR GFV2002F00004Fuel Nozzle · damagedFUEL NOZZLE THREADS, NO GOOD. ROCKER SHAFT BOLTS GRITTY.Sep 19, 2002 · N1974U · Cessna T210NSDR GFV2002F00003Fuel Nozzle · dirtyFUEL NOZZLE THREADS AND ROCKER SHAFT BOLT GRITTY.Sep 19, 2002 · N1974U · Cessna T210NSDR GFV2002F00002Fuel Nozzle · strippedFUEL NOZZLE THREADS NO GOOD. ROCKER SHAFT BOLTS STRIPPED.Sep 19, 2002 · N1974U · Cessna T210NSDR GFV2002F00001Fuel Nozzle · dirtyFUEL NOZZLE THREADS AND ROCKER SHAFT BOLTS GRITTY.Sep 19, 2002 · N1974U · Cessna T210NSDR AUS20021059Piston · broken(AUS) PISTON SIDE BROKEN AWAY. METAL CONTAMINATION OF OIL FILTER.Sep 18, 2002 · Cessna 150GSDR 2002FA0001116Intake Valve · brokenINTAKE VALVE BROKEN AT CLIP END, UNDER CRUISE POWER, VALVE REMAINED IN CYLINDER.Sep 16, 2002 · N4074F · Piper PA31350SDR NACA20020047Cylinder · crackedLOW BMEP "95" ON NR 4 ENGINE. REPLACED NR 1 CYLINDER ON NR 4 ENGINE.Sep 13, 2002 · N2907F · Doug DC6SDR AUS20021144Piston · damaged(AUS) LH ENGINE NO2 CYLINDER PISTON DAMAGED. SUSPECT CAUSED BYDETONATION.Sep 10, 2002 · Cessna 404CESSNASDR 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.Sep 9, 2002 · Dhav DHC3
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