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 1SMA20210628001Rocker Cover · leakingDURING A SCHEDULED MAINTENANCE INSPECTION OF THE ENGINE ROCKER BOX COVERS, EVIDENCE OF OIL SEEPING FROM CYLINDER #4 ROCKER BOX COVER AREA WAS DISCOVERED ON RAISED "LYCOMING" STAMPED. FURTHER INSPECTION WITH A 10X MAGNIFYING GLASS CONFIRMED THE STAMPED AREA TO Jun 28, 2021 · N32728 · Piper PA32300SDR 2021FA0000186Exhaust Valve · stuckWHILE CRUISING AT 7500 FLYING VFR FROM KRNT TO KHWD, 3H20MIN INTO THE FLIGHT, I LOST MY CYLINDER #4 (LYCOMING IO-390). THE ENGINE SOUND SUDDENLY CHANGED AND IT STARTED VIBRATING MILDLY. DECLARED A MAYDAY WITH OAKLAND CENTER, SQUAWKED 7700, AND PROCEEDED TO KRJun 27, 2021 · N191DD · Cirrus SR20SDR 2021FA0000169Piston Pin · crackedAIRCRAFT CAME IN TO REPAIR STATION FOR LOW, BUT WITHIN LIMITS, COMPRESSION ON #3 CYLINDER. BORESCOPE ALSO SHOWED EVIDENCE OF OIL ON CYLINDER WALL AND OIL ON SPARK PLUG. CYLINDER # 3 WAS REPLACED. UPON JOB CLEANUP, IT WAS DISCOVERED THAT THE CAPS ON THE OIL Jun 11, 2021 · N6503C · Lancar LC42550FGSDR 1SMA20210601001Rocker Cover · leakingDURING A SCHEDULED MAINTENANCE INSPECTION OF THE ENGINE ROCKER BOX COVERS, EVIDENCE OF OIL SEEPING FROM THE CYLINDER #5 ROCKER BOX COVER AREA WAS DISCOVERED ON RAISED "LYCOMING" STAMPED. FURTHER INSPECTION WITH A 10X MAGNIFYING GLASS CONFIRMED THE STAMPED AREMay 21, 2021 · N166CB · Piper PA32300SDR HYIA20210525002Cylinder · damagedTHE PILOT REPORTED ENGINE SURGING AND MANIFOLD PRESSURE DROP IN FLIGHT, AND THEN SHUT DOWN ENGINE IN-FLIGHT ACCORDING TO THE QRH. DURING THE INITIAL INSPECTION, FOUND SHINY PARTICLES IN THE OIL FILTER, AND SPARK PLUG DAMAGED, AND PARTICLES IN THE PROPELLER GOMay 20, 2021 · N68391 · Cessna 402CSDR 1SMA2021040501Rocker Cover · leakingDURING A SCHEDULED VISUAL INSPECTION OF THE ENGINE, EVIDENCE OF OIL SEEPING FROM THE CYLINDER ROCKER BOX COVER AREA WAS DISCOVERED ON TWO CYLINDERS. USING SOAP BUBBLES AND AIR, OIL SEEP WAS ISOLATED TO SEVERAL SMALL PIN HOLES AROUND THE RAISED STAMPED AREA ON Apr 5, 2021 · N166CB · Piper PA32300SDR 2021FA0000163Cylinder Head · crackedDURING FLIGHT, THE PILOT NOTICED A 20 KNOT LOSS UNDER MAXIMUM CONTINUOUS POWER. UPON LANDING AND INSPECTION, OIL SPRAY WAS FOUND ON RIGHT SIDE OF ENGINE AND FIREWALL. OIL QUANTITY, PRESSURE, AND TEMPERATURE INDICATORS WERE IN THE GREEN. OIL CONSUMPTION WENT FRApr 4, 2021 · N306MBSDR 2021FA0000162Cylinder Head · crackedDURING FLIGHT, THE PILOT NOTICED A 20 KNOT LOSS UNDER MAXIMUM CONTINUOUS POWER. UPON LANDING AND INSPECTION, OIL SPRAY WAS FOUND ON RIGHT SIDE OF ENGINE AND FIREWALL. OIL QUANTITY, PRESSURE, AND TEMPERATURE INDICATORS WERE IN THE GREEN. OIL CONSUMPTION WENT FRApr 4, 2021 · N306MSDR 2021FA0000058Cylinder Head · separatedLEFT ENGINE NR 2 CYLINDER HEAD SEPARATION ORIGINATING FROM BOTTOM SPARK PLUG HOLE. ENGINE OVERHAUL WITH FACTORY NEW CYLINDERS PERFORMED BY POPLAR GROVE CRS YYBR664L WO 6165 4/15/2014.Feb 22, 2021 · N59LU · Diamon DA42SDR 2021FA0000016Cover · dentedENGINE WAS HAVING INTERMITTENT RPM LOSS & POWER LOSS WITH NO EXPLANATION AS TO WHY. ON THE GROUND DURING MAGNETO CHECK IT WOULD SOMETIMES BE NORMAL AND SOMETIMES LOSE RPM AND POWER ENOUGH TO ABORT A FLIGHT. OWNER ORDERED NEW MAGNETOS, HARNESS AND SPARK PLUGSJan 22, 2021 · N599J · Amrgen AA5BSDR N3XR20201209002Valve · stuckDURING FLIGHT, THE CREW EXPERIENCED A POWER LOSS AND SIGNIFICANT ENGINE VIBRATION. THEY EXECUTED A LANDING AT THE NEAREST AIRPORT. INSPECTION REVEALED THE NR 2 CYLINDER EXHAUST VALVE WAS STICKING. NO OTHER DAMAGE WAS FOUND.Dec 8, 2020 · N638ER · Cessna 172SSDR N3XR202012090001Valve · stuckDURING FLIGHT, THE CREW EXPERIENCED A SIGNIFICANT VIBRATION. THEY LANDED AT THE NEAREST AIRPORT. EXAMINATION REVEALED THAT THE NR 4 CYLINDER HAD A STUCK VALVE, RESULTING IN A BENT PUSHROD. THE CYLINDER AND PUSHRODS WERE REPLACED WITH A REPAIRED/NEW UNITS.Dec 3, 2020 · N417ER · Cessna 172SSDR IKBR2020100500013Cylinder · crackedDURING 50HR INSPECTION FOUND CRACKED CYLINDER FIN AND BLENDED NR 1 CYLINDER COOLING FIN, AS PER LYCOMING O-320 OHM SECTION 6 PARAGRAPH 6-26(2). ENGINE TSMOH 1627.0.Oct 5, 2020 · N737LG · Cessna 172NSDR 2020FA0000440Cylinder · crackedNUMBER ONE CYLINDER BARREL SEPARATION.Oct 2, 2020 · N27GF · Cessna 172PSDR 2020FA0000391Intake Rocker · brokenROCKER ARM FAILED CAUSING ENGINE ROUGHNESS.Sep 2, 2020 · Cessna TU206FSDR 2022FA0000570Exhaust Valve · stickingDURING 100 HOUR INSPECTION, FOUND NO 3 EXHAUST VALVE STICKING. CLEANED GUIDE, CONTINUED IN SERVICE. 94 HOURS TIS LATER, CYL NO 4 EXHAUST VALE IS STICKING, WITH IMPACT MARK ON PISTON, INSTALLED A REPAIRED CYLINDER/SERVICEABLE PISTON. 35.7 HOURS TIS LATER, CYNLIAug 31, 2020 · N427DA · Diamon DA20C1SDR HYIA2020090131001Cylinder · damagedPILOT REPORTED MAGNETO ROUGH IN FLIGHT. MAINTENANCE INSPECTED AND FOUND OIL IN THE #5 CYLINDER. UPON REMOVAL OF THE CYLINDER IT WAS FOUND TO HAVE MISSING MATERIAL AT THE VALVE INTAKE GUIDE. THE #5 CYLINDER WAS REPLACED WITH NO FURTHER DEFECTS NOTEDAug 28, 2020 · N68752 · Cessna 402CSDR 2020FA0000374Exhaust Valve · stuckON JULY 14, 2020 12:15 CDT N9891B A CHAMPION 7EC LOST POWER TO THE ENGINE, AND LANDED IN A FIELD NEAR PORT O'CONNER, TX. THE AIRCRAFT MAIN LANDING COLLAPSED AND THE ENGINE WAS PARTIALLY TORN FROM THE ENGINE MOUNT. THE BROKEN CARBURATOR BEGAN LEAKING FUEL WHIAug 17, 2020 · N9891B · Bbavia 7ECSDR 2020FA0000372Cylinder · leakingAFTER CLEANING ENGINE WITH FOAMING DEGREASER ( VERY EFFECTIVE ), NOTED SLIGHT OIL STAIN ON CYLINDER CASTING. BETWEEN 5-6 & 6-7TH FIN- CLEANED MULTIPLE TIMES, MORE EXPANDING OILY SEEPS- VERY SLIGHT- PRESSURE CHECKED CYLINDER, NO AIR LEAKAGE- WAS NEVER ABLE TO Aug 17, 2020 · Cessna U206GSDR 2020FA0000352Cylinder · leakingCONTINENTAL (AIRBOSS) CYLINDER P/N 658598 S/N AC15FA427 INSTALLED ON AUGUST 31, 2015 PER THE ENGINE LOG BOOK. COMPRESSION TEST IN JULY 2020 IDENTIFIED LOW COMPRESSION ON THIS CYLINDER, WITH A LEAK IN THE EXHAUST VALVE. THE EXHAUST VALVE WAS REMOVED AND THE VJul 31, 2020 · N11182 · Cessna 182QSDR UOIA2020071400001Cylinder · damagedENGINE LOST POWER.Jul 14, 2020 · N913GD · Bnorm BN2A8SDR 2020FA0000318Cylinder · separatedINSPECTION OF THE ENGINE FOUND FORWARD RIGHT CYLINDER SPLIT MIDWAY IN TWO SECTIONS EXPOSING PISTON AND COMBUSTION CHAMBER LEAVING 1 /1/2 INCH. ROCKER ARM TUBES ALSO SEPARATED FROM ENGINE BLOCK. CYLINDER ASSEMBLY PN: SL32006W-A20P WAS INSTALLED NEW ON LAST OVJun 30, 2020 · N555CV · Cessna 172MSDR 2020FA0000313Cylinder · brokenON CLIMB OUT THE ENGINE STARTED RUNNING ROUGH. VISUAL INSPECTION PERFORMED AND CYLINDER NUMBER 6 HAS FOUND TO BE BROKEN IN HALF.Jun 18, 2020 · N138MC · Cirrus SR22SDR 2020FA0000411Cylinder Head · failedPILOT REPORTED ENGINE NOT MAKING POWER. FOUND EXHAUST ROCKER SHAFT HOLDER BROKEN AND NO LONGER ATTACHED TO CYLINDER ASSEMBLY. CAUSING EXHAUST VALVE TO NOT OPEN WHEN REQUIRED.Jun 7, 2020 · N423AC · Piper PA31325SDR 2020F00282Cylinder Head · crackedPILOT NOTICED BURNING SMELL AND A SPIKE IN OIL TEMPERATURE. PILOT LANDED AT NEAREST AIRPORT. MECHANIC FOUND CRACKED CYLINDER.May 24, 2020 · N617AV · Gippld GA8SDR HYIA202005223004Cylinder · damagedPILOT REPORTED A STRONG VIBRATION IN FLIGHT. MAINTENANCE INSPECTED AND FOUND THE LEFT ENGINE #1 CYLINDER TO HAVE LOW COMPRESSION AND THE #3 AND #4 CYLINDERS TO HAVE DAMAGE AT THE ROTOCOIL. ALL THREE CYLINDERS WERE REPLACED WITH NO FURTHER DEFECTS NOTED.May 7, 2020 · N751CA · Cessna 402CSDR HYIA202005222004Cylinder · damagedPILOT REPORTED A STRONG VIBRATION IN FLIGHT. MAINTENANCE INSPECTED AND FOUND THE LEFT ENGINE #1 CYLINDER TO HAVE LOW COMPRESSION AND THE #3 AND #4 CYLINDERS TO HAVE DAMAGE AT THE ROTOCOIL. ALL THREE CYLINDERS WERE REPLACED WITH NO FURTHER DEFECTS NOTED.May 7, 2020 · N751CA · Cessna 402CSDR HYIA202005221004Cylinder · failedPILOT REPORTED A STRONG VIBRATION IN FLIGHT. MAINTENANCE INSPECTED AND FOUND THE LEFT ENGINE #1 CYLINDER TO HAVE LOW COMPRESSION AND THE #3 AND #4 CYLINDERS TO HAVE DAMAGE AT THE ROTOCOIL. ALL THREE CYLINDERS WERE REPLACED WITH NO FURTHER DEFECTS NOTED.May 7, 2020 · N751CA · Cessna 402CSDR HYIA20200521002Cylinder · low pressurePILOT REPORTED ROUGH RUNNING ENGINE. MAINTENANCE INSPECTED AND FOUND RIGHT #5 CYLINDER NO COMPRESSION. REMOVED AND REPLACED ENGINE WITH NO FURTHER DEFECT NOTED, AS WAS SCHEDULED FOR REMOVAL WITHIN 87 HOURS.May 6, 2020 · N120PC · Cessna 402CSDR HYIA20200508001Connecting Rod · damagedDURING ROUTINE INSPECTION AND REPLACEMENT OF THE RIGHT ENGINE CYLINDER #3 IT WAS DISCOVERED THAT THE CONNECTING ROD BUSHING OF THE #3 CYLINDER WAS FOUND TO BE DAMAGED AND LOOSE. THE CONNECTING ROD AND CYLINDER WILL BE REPLACED.May 6, 2020 · N514NC · Cessna 402CSDR BQVD2020042400000Exhaust Valve · stuckTACH TIME: 7661.5 POST FLIGHT INSPECTION OF COWL, OIL LEAK DISCOVERED. MAINTENANCE INVESTIGATED AND DISCOVERED #2 CYLINDER EXHAUST VALVE PUSHROD TUBE BROKEN IN TWO PIECES AND PUSHROD BENT. CYLINDER WAS REMOVED. EXHAUST VALVE WAS FOUND TO BE STUCK AND HAD MAApr 20, 2020 · N65628 · Cessna 172PSDR J4YR202004132454Cylinder · crackedRIGHT ENGINE #1 CYLINDER INDICATED ZERO DURING A COMPRESSION CHECK. UPON CLOSER EXAMINATION A CRACK WAS DISCOVERED AROUND THE UPPER SPARK PLUG HOLE THAT EXTENDED INTO THE INTAKE PORT BETWEEN COOLING FINS 14 AND 15. THIS IS THE 2ND FAILURE ON THIS AIRCRAFT AND Apr 13, 2020 · N443M · Piper PA31350SDR 2020FA0000176Cylinder · crackedDURING CLIMB OUT, PILOT REPORTED ENGINE POWER LOSS FOLLOW BY A BURNING SMELL. VISUALLY INSPECTED ENGINE AND NOTICED #4 CYLINDER CRACK AT THE CYLINDER WALL. REMOVED CYLINDER AND FURTHER INSPECTED NOTICED THE CRACK TO START FROM THE CYLINDER WALL WHERE IT MEETS Feb 24, 2020 · N627SP · Cessna 172SSDR HYIA20200227001Cylinder · low pressurePILOT REPORTED RIGHT ENGINE MAP FLUCTUATED IN FLIGHT. MAINTENANCE INSPECTED AND FOUND TURBOCHARGER IMPELLER HARD TO MOVE AS WELL AS LOW COMPRESSION ON THE NUMBER 4 & 6 CYLINDERS. TURBO AND CYLINDERS WERE REPLACED AND THE AIRCRAFT WAS RELEASED TO SERVICE.Feb 23, 2020 · N7037E · Cessna 402CSDR HYIA202002270001Cylinder · low pressurePILOT REPORTED RIGHT ENGINE MAP FLUCTUATED IN FLIGHT. MAINTENANCE INSPECTED AND FOUND TURBOCHARGER IMPELLER HARD TO MOVE AS WELL AS LOW COMPRESSION ON THE NUMBER 4 & 6 CYLINDERS. TURBO AND CYLINDERS WERE REPLACED AND THE AIRCRAFT WAS RELEASED TO SERVICE.Feb 23, 2020 · N7037E · Cessna 402CSDR HYIA20200227002Cylinder · brokenPILOT REPORTED ROUGH RUNNING RIGHT ENGINE ON CLIMB OUT. MAINTENANCE INSPECTED AND FOUND THE NUMBER 6 CYLINDER EXHAUST VALVE TO BE BROKEN AND THE NUMBER 4 CYLINDER DAMAGED. REPLACED BOTH CYLINDERS AND RELEASED TO SERVICE.Feb 22, 2020 · N247GS · Cessna 402CSDR HYIA2020022700002Cylinder · low pressurePILOT REPORTED ROUGH RUNNING RIGHT ENGINE ON CLIMB OUT. MAINTENANCE INSPECTED AND FOUND THE NUMBER 6 CYLINDER EXHAUST VALVE TO BE BROKEN AND THE NUMBER 4 CYLINDER DAMAGED. REPLACED BOTH CYLINDERS AND RELEASED TO SERVICE.Feb 22, 2020 · N247GS · Cessna 402CSDR 2020F00131Cylinder · crackedON ENGINE 100 HOUR IT WAS FOUND THAT 4 OF THE 6 CYLINDERS WERE CRACKED. ALL WERE EMANATING FROM THE UPPER SPARK PLUG HOLE TO THE FUEL NOZZLE HOLEFeb 7, 2020 · N749KP · Cessna U206GSDR 2020FA0000090Cylinder Head · crackedWE ARE A FLIGHT SCHOOL. WE OPERATE TWO PIPER ARCHERS, BOTH 2014 MODELS. THIS IS THE 6TH CYLINDER THAT HAS CRACKED BETWEEN THE TWO ENGINES, THEY ALWAYS CRACK IN THE HEAD AREA BETWEEN THE CYLINDERS. SOME ON THE EXHAUST SIDE, SOME ON THE INTAKE SIDE.Jan 29, 2020 · N28AU · Piper PA28181SDR 2020FA0000002Cylinder Head · separatedCYLINDER HEAD SEPARATED FROM CYLINDERDec 31, 2019 · N1658FSDR 2019FA0000426Cylinder · departed#3 CYLINDER DEPARTED THE ENGINE AT CRUISE.Dec 30, 2019 · N2097T · Cessna 172SSDR 2019FA0000406Intake Valve · leakingDURING CRUISE/CLIMB PERIOD OF FLIGHT, FLIGHT CREW FELT A LOSS OF RPM AND ENGINE ROUGHNESS/VIBRATION. FLIGHT CREW TERMINATED FLIGHT AND LANDED AIRCRAFT. MAINTENANCE PERSONEL TROUBLESHOT AND INSPECTED IGNITION/SPARK PLUGS, FUEL SYSTEM FOR DEFECTS. NO DEFECTS NDec 12, 2019 · N861RB · Cessna 172SSDR 2019FA0000401Exhaust Valve · burnedPILOT REPORTED VIBRATION AND ENGINE SPUTTER AND LOSS OF RPM DURING CLIMB FROM TAKEOFF. MAINTENANCE PERSONEL INSPECTED IGNITION SYSTEM, FUEL SYSTEM. NO DEFECTS NOTED. PERFORMED DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK AND NOTED CYLINDER #4 WAS ABNORMALLY LOW ADec 10, 2019 · N713LU · Cessna 172SSDR 2019FA0000400Exhaust Valve · abnormalPILOT REPORTED VIBRATION AND ENGINE SPUTTER AND LOSS OF RPM DURING CLIMB FROM TAKEOFF. MAINTENANCE PERSONEL INSPECTED IGNITION SYSTEM, FUEL SYSTEM. NO DEFECTS NOTED. PERFORMED DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK AND NOTED CYLINDER #2 WAS ABNORMALLY LOW ADec 10, 2019 · N713LU · Cessna 172SSDR 2019FA0000392Exhaust Valve · burnedPILOT REPORTED ROUGH RUNNING ENGINE AT 2200 RPM SPECIFICALLY. INSPECTED ENGINE SPARK PLUGS, NO DEFECTS NOTED. CHECKED IDLE MIXTURE CUTOFF, NO DEFECTS. RAN AIRCRAFT ENGINE AND DUPLICATED PILOTS SQUAWK. PERFORMED CYLINDER #2 DIFFERENTIAL PRESSURE CYLINDER LEAKDec 3, 2019 · N90508 · Cessna 172SSDR 2020FA0000013Exhaust Valve · stickingENGINE S/N L-359141-51E WAS FOUND STICKING EXHAUST VALVE AT 381.8 TOTAL TIME. LYCOMING SB388C WAS THEN COMPLIED WITH, AND DURING THE WOBBLE CHECK, NR 2 WAS ACTUALLY STUCK. ALL THE GUIDES WERE THEN REAMED TO WITHIN TOLERANCE. THIS ENGINE INCORPORATES NI-RESINov 15, 2019 · N3547H · Cessna 172SSDR 5SWS2020010800008Exhaust Valve · stickingENGINE S/N RL-35534-51E WAS FOUND WITH A STICKING EXHAUST VALVE AT 434.1 HOURS TOTAL TIME. THE CYLINDER WAS REPLACED. THIS ENGINE INCORPORATES NI-RESIST VALVE GUIDES AND THE TIME TO FAILURE IS CONSIDERED BY THIS AGENCY TO BE PREMATURE.Nov 15, 2019 · N408LB · Cessna 172SSDR 5SW2020010800000Exhaust Valve · stickingENGINE S/N L-19263-51E WAS FOUND WITH A STICKING EXHAUST EXHAUST VALVE AT 385.3 HOURS TOTAL TIME. LYCOMING SB388C WAS PERFORMED, ALL THE GUIDES WERE REAMED WITHIN BALANCE. THIS ENGINE INCORPORATES NI-RESIST VALVE GUIDES AND THE TIME TO FAILURE IS CONSIDERED Nov 15, 2019 · N787SP · Cessna 172SSDR 2020FA0000007Exhaust Valve · stickingENGINE S/N L3049651E EXPERIENCED A STICKING EXHAUST VALVE AT 582.4 HOURS TOTAL TIME WHILE IN FLIGHT. THE PILOT MADE A SUCCESSFUL PARTIAL-POWER LANDING. CYLINDER NR 3 EXHAUST VALVE STUCK IN FLIGHT, THE VALVE HIT THE PISTON AND THE PUSH ROD WAS BENT. THAT CYLNov 15, 2019 · N1218S · Cessna 172SSDR 17GR20191108901Valve · bentDURING 50 HOUR INSPECTION NO COMPRESSION ON CYLINDER 4. INSPECTION REVEALED STUCK EXHAUST VALVE AND BENT PUSH ROD.Nov 8, 2019 · N39551 · Piper PA32RT300
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