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 2014FA0000121Cylinder Head · mismanufacturedWHILE INSPECTING THE CYLINDER FOR INSTALLATION THE MECHANIC DISCOVERED THAT THE SPARK PLUG BOSS HAD BEEN IMPROPERLY MACHINED. THIS WOULD NOT ALLOW THE SPARK PLUG TO FULLY SEAT.Nov 4, 2013SDR CA131104012Cylinder · cracked(CAN) UPON REMOVING ACFT FROM WATER FOR WINTER STORAGE, ACFT ENGINE WAS INHIBITED/SCREEN CHECKED. COMPRESSIONS OF ALL CYLINDER WERE CHECKED, CYLINDER NR 1 WAS CRACKED SEPARATING BETWEEN COOLING FINS ON HEAD. CYLINDER 2, 4, 6 WERE CRACKED BETWEEN TOP SPARKPLUNov 1, 2013 · Cessna A185ESDR CA131129014Cylinder · worn(CAN) DURING ROUTINE INSPECTION CYLINDERS WERE FOUND WORN, CYLINDERS WERE R & R WITH O/H CYLINDERS SUPPLIED BY CUSTOMER. POST INSTALL RUN UP WAS CARRIED OUT AND ENGINE SEIZED AFTER 3 MINUTES AT LOW RPM. CYLINDERS REMOVED AND NR 1 CYLINDER INSPECTED AND FOUNDOct 30, 2013SDR LZ2R2014121700041Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Oct 29, 2013 · N4057C · Cessna 414ASDR LZ2R2014121700034Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Oct 29, 2013 · N4057C · Cessna 414ASDR LZ2R2014121700065Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Oct 29, 2013 · N4057C · Cessna 414ASDR LZ2R2014121700064Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Oct 29, 2013 · N4057C · Cessna 414ASDR 2013FA0000691Cylinder · crackedCRACKED ENGINE CYLINDER.Oct 29, 2013 · N4057C · Cessna 414ASDR 2013FA0000690Cylinder · crackedCRACKED ENGINE CYLINDER.Oct 29, 2013 · N4057C · Cessna 414ASDR 2013FA0000689Cylinder · crackedCRACKED ENGINE CYLINDER.Oct 29, 2013 · N4057C · Cessna 414ASDR 2014FA0000120Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000119Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000118Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000117Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000116Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000115Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000114Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR 2014FA0000113Guide · out of toleranceWHILE INSPECTING A SET OF 4 NEW INTAKE VALVE GUIDES, AND 4 NEW EXHAUST VALVE GUIDES PRIOR TO INSTALLATION, THE MECHANIC FOUND THAT THE GUIDES DID NOT MEET SPECIFICATIONS TOLERANCES. ALL PARTS RETURNED TO THE MFG.Oct 25, 2013SDR OW6A201312130001Cylinder · damagedNR 4 CYLINDER HEAD SEPARATED FROM BARREL DURING NORMAL OPERATION. AD2009-26-12 WAS COMPLIED WITH 24.5 HRS PRIOR WITH NO INDICATIONS STATED IN AD THAT WOULD INDICATE CYLINDER WOULD FAIL.Oct 25, 2013 · N775RT · Cessna 172NSDR CA131018013Cylinder · cracked(CAN) ENGINE RECEIVED FOR PROP STRIKE INSPECTION. DURING ROUTINE INSPECTION IT WAS FOUND THAT ALL 6 OF THE CYLINDERS AND PISTONS EXHIBITED STRESS CRACKING. THE CRACKING IS NOT CONDUCIVE WITH PROP STRIKE DAMAGE, BUT RATHER WITH OVER-BOOST OR OVER-STRESS OF THOct 18, 2013 · Cirrus SR22SDR 2013FA0000710Cylinder Head · separatedDURING TRAINING FLIGHT, STUDENT AND INSTRUCTOR HEARD A LOUD BANG AND THE ENGINE STARTED TO RUN ROUGH. ACFT RETURNED TO DEPARTURE WITHOUT INCIDENT. ENGINE COWLING REMOVED AN ENGINE, VISUALLY INSPECTED. THE NR 3 CYLINDER WAS COVERED WITH OIL AND IT WAS NOTICOct 15, 2013 · N2103T · Cessna 172RSDR CA131017013Plunger · failed(CAN) DURING RT ENGINE VALVE GUIDE INSPECTION, SB 388C, WE FOUND THE EXHAUST VALVE HYDRAULIC LIFTER, PLUNGER ASSY, PN78290, BREAK DOWN IN TWO PARTS. NO PROBLEMS WAS SUSPECTED ON THIS ENGINE. UNSERVICEABLE HYDRAULIC LIFTER HAS BEEN REMOVED FROM ENGINE. DURINOct 11, 2013 · Piper PA31350SDR CA131016001Seat · worn(CAN) EXCESSIVE WEAR OF EXHAUST SEAT WAS NOTED IN 109 HRS OF TOTAL OPERATION. THE VALVE WAS ADJUSTED TWICE IN THE SPAN OF OPERATION BEFORE THE CYLINDER ASSY WAS REMOVED FROM SERVICE. EXHAUST VALVE SEAT WEAR IS APPROXIMATELY .175. ALL REMAINING CYLINDERS ON TOct 10, 2013 · Dhav DHC2MKISDR CA131015006Cylinder · leaking(CAN) PILOT REPORTED, EXCESSIVE OIL LEAKING FROM ENGINE AREA, AND LACK OF POWER. ENGINE AREA INSPECTED, FOR VISUAL DEFECTS, NR 4 CYLINDER EXHAUST VALVE PUSH ROD AND PUSH ROD TUBE FOUND BENT AND OIL LEAKING AT PUSH ROD TUBE MOUNTING AREA. ACFT RETURNED TO AMO 5Oct 10, 2013 · Robsin R22BETASDR CA131008012Piston Pin · broken(CAN) DURING NR 3 CYLINDER DISASSEMBLY PISTON PIN PLUG WAS FOUND BROKEN IN HALF INSIDE PISTON PIN. PLUG ENDS WERE SLIGHTLY PEENED FROM IMPACTING CYLINDER WALLS, NO DAMAGE WAS CAUSED TO CYLINDER WALLS.Oct 7, 2013 · Cessna U206GSDR UOI2013F00001Cylinder · brokenDURING FLIGHT, ENG SHUTDOWN. ENG CYLINDER BROKEN.Oct 1, 2013 · N901GD · Bnorm BN2A26SDR 2013FA0000616Engine · damagedDURING A VISUAL INSPECTION ON RT ENGINE, FOUND FUEL STAIN ON NR 3 INTAKE TUBE. TRACED FUEL LEAK TO CRACK IN NR 3 CYLINDER. ON FURTHER INSPECTION, FOUND VISIBLE FUEL STAIN AND CRACK IN NR 2 CYLINDER. PERFORMED COMPRESSION CHECK ON RT ENGINE. NR 1 INTAKE LESep 27, 2013 · N414WR · Cessna 414ASDR CA130930006Cylinder · cracked(CAN) JUST AFTER TAKEOFF, PILOT HEARD A LOUD BANG. PARTIAL POWER LOSS WAS NOTED AND THE ACFT RETURNED TO DEPARTURE. VISUAL INSPECTION HAS SHOWN SUBSTANTIAL OIL LOSS. THE NR 5 CYLINDER WAS FOUND TO HAVE CRACKED AND SEPARATED.Sep 26, 2013 · Cessna TU206GSDR CA131010009Button · broken(CAN) UPON 200HR ROCKER ASSY INSPECTION, DISCOVERED ROCKER PIN THRUST BUTTONS BROKEN.Sep 18, 2013 · Cessna 152SDR CA130916002Cylinder Head · cracked(CAN) CYLINDER HEAD FOUND CRACKED 1.5" ABOVE THE HEAD AND BARREL JOINING POINT.Sep 13, 2013 · Dhav DHC2MKISDR CA130913007Valve · out of adjust(CAN) ENGINE WAS BEING WORKED ON FOR ROUGH RUNNING, WHILE THE CYLINDER VALVES WERE BEING CHECKED, THE NR 1 INTAKE AND NR 2 CYLINDER INTAKE VALVE CLEARANCES SEEMED EXCESSIVE. AFTER MORE INVESTIGATION IT WAS FOUND THAT THE CAM FOLLOWER WAS VERY CORRODED. THE ENSep 13, 2013 · Cessna 152SDR CA131010010Button · broken(CAN) UPON 200HR ROCKER ASSY INSPECTION, DISCOVERED ROCKER PIN THRUST BUTTONS BROKEN. SPOKE WITH A ENGINE SHOP AND DISCOVERED ORIGINAL THRUST BUTTONS SUPPLIED BY LYCOMING WERE ORIGINALLY CLEAR. OVER TIME, THE BUTTONS TURN BLACK AND EVENTUALLY BECOME BRITTLE Sep 10, 2013 · Cessna 172MSDR CA130913005Cam Follower · corroded(CAN) ENGINE WAS RUNNING ROUGH. MAINTENANCE INVESTIGATED AND FOUND THAT THE NR 1 CYLINDER INTAKE CAM FOLLOWER WAS CORRODED. THE ENGINE WAS SENT OUT FOR EXCHANGE.Sep 9, 2013 · Cessna 152SDR D7TA20130912001Cylinder · failedCYLINDER FAILURE AT ENGINE SHUTDOWN.Sep 4, 2013 · N272R · Doug DC3CSDR CA130903009Ring · damaged(CAN) WHILE TROUBLESHOOTING HIGH OIL CONSUMPTION AND LOW OIL PRESSURE, A SIGNIFICANT AMOUNT OF METAL WAS FOUND IN ENGINE OIL PRESSURE RELIEF VALVE. FURTHER INVESTIGATION REVEALED THAT 1 OF THE OIL RING SETS HAD A CENTER RETAINING SPRING THAT HAD FAILED AND WAAug 23, 2013 · Cessna 182ASDR 2013FA0000503Cylinder · failedENGINE RAN INTERMITTENTLY ROUGH . NR 1 CYLINDER SHOWED VERY LOW EGT AND CHT. PERFORMED COMPRESSION TEST ON NR 1 CYLINDER. COMPRESSION WAS LOW AND AIR WAS ESCAPING PAST EXHAUST VALVE INTO EXHAUST STACK. R & R CYLINDER WITH REPAIRED AND INSPECTED UNIT. REPOAug 23, 2013 · N892P · Beech 95B55SDR CA130818001Stud · sheared(CAN) ALL BUT 1 CYLINDER BASE STUDS SHEARED OFF. CAUSING LOOSE NR 4 CYLINDER AND BROKEN FUEL INJECTOR LINE. ALSO FAILED EXHAUST SEGMENT.Aug 17, 2013 · Piper PA31350SDR CA130820008Exhaust Valve · leaking(CAN) DURING A SCHEDULED INSPECTION, THE CYLINDER LEAK CHECK SHOWED 0/80 ON CYLINDER NR 3. INVESTIGATION FOUND THAT THE EXHAUST VALVE WAS BEING HELD OPEN. FURTHER INVESTIGATION SHOWED THAT THE EXHAUST VALVE SEAT WAS EXCESSIVELY WORN. THE CYLINDER WAS REPLACAug 15, 2013 · Dhav DHC2MKISDR B4VR20130823002Cylinder · brokenECI CYLINDER SEPARATION, NR 3 CYLINDER IN FLIGHT DURING A DEPARTURE. THE CYLINDER BROKE IN 2 PARTS, THE ENGINE REMAINED RUNNING WITH REDUCED POWER, FORTUNATELY LONG ENOUGH FOR A SAFE LANDING. THE AMOUNT OF THE CYLINDER THAT REMAINED WAS ENOUGH TO ALLOW THE PIAug 15, 2013 · N961WG · Piper PA28181SDR CA130819016Exhaust Valve · failed(CAN) ENGINE INSPECTED AFTER UNSCHEDULED LANDING, FOUND NR 1 CYLINDER WITH NO COMPRESSION, CYLINDER REMOVED AND FOUND EXHAUST VALVE BROKEN.Aug 11, 2013 · Cessna 150KSDR 2013FA0000712Cylinder Head · unserviceableCYLINDER HEAD SEPARATED FROM CYLINDER BARREL WHILE IN LEVEL CRUISE FLIGHT. A SAFE LANDING WAS ACCOMPLISHED AT APPROXIMATELY 6 MILES FROM POINT OF FAILURE.Aug 7, 2013 · N71991 · Cessna U206DSDR 9USR20131030002Bolt · damagedTHE NR 4 LOWER AFT CYLINDER BOLT HEX COLLAR SCREW WAS DISCOVERED BROKEN.Jul 26, 2013 · N566PSDR 2013FA0000478Cylinder · damagedACFT MADE UNSCHEDULED STOP DUE TO A ROUGH ENGINE. FOUND NR 1 CYLINDER HAD BOTH REAR THRU STUDS BROKEN OFF, AND ALL FOUR SMALL STUDS BROKEN OFF. FOUND ALL BROKEN PARTS IN BAFFLING. INTAKE TUBE FOR NR 1 CYLINDER WAS FOUND WITH ONE BOLT MISSING AND THE OTHER Jul 26, 2013 · N201NU · Mooney M20JSDR CA130725001Cylinder Head · damaged(CAN) FOUND DURING UNSCHEDULED MAINTENANCE A BLUE STREAK ON COWLING. UPON FURTHER INVESTIGATION NR 5 CYLINDER LT ENGINE WAS FOUND TO BE LEAKING FUEL JUST ABOVE INTAKE PORT IN BETWEEN COOLING FINS. SOAP TEST PROVED TO SHOW IT WAS CRACKED FROM SPARK PLUG HOLE OVJul 24, 2013 · Cessna T310RSDR LZ2R2013121600028Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340ASDR LZ2R2013121600025Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340ASDR LZ2R2013121600753Cylinder · crackedDURING AND INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340ASDR LZ2R201412160014Cylinder · crackedDURING AN INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340ASDR BGJA2013121600032Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340ASDR BGJA2013121600752Cylinder · crackedDURING INSPECTION, FOUND CYLINDER CRACKED.Jul 22, 2013 · N6829K · Cessna 340A
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