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 FQAR20150523051Cylinder Head · crackedBORESCOPE EXAMINATION REVEALED THE NR 3 CYLINDER HEAD WAS CRACKED. AFTER THE CYLINDER WAS REMOVED, CRACKING WAS SEEN AT THE LOWER SPARK PLUG HOLE. THE CYLINDER HEAD CASTING NR C-02195.SDR 2015FA0000663Cylinder Head · leakingREMOVED NR 2 CYLINDER ASSY AND REPLACED IT WITH O/H NARROW DECK CYLINDER THAT HAS BEEN HONED TO +0.010". THIS WAS DONE BECAUSE THE NR 2 CYLINDER WAS LEAKING OIL BETWEEN THE ALUMINUM HEAD AND THE STEEL BARREL. THE AIRFRAME AND ENGINE HAD COMPLETED A FULL RESTSDR FQAR20150520043Cylinder · crackedDURING A ROUTINE INSPECTION, SEVERAL CRACKS WERE SEEN AT THE LOWER SPARK PLUG HOLE OF THE NR 2 CYLINDER. AFTER THE CYLINDER WAS REMOVED, 2 CRACKS COULD BE SEEN IN THE INSIDE OF CYLINDER HEAD BETWEEN THE LOWER SPARK PLUG HOLE AND EXHAUST VALVE SEAT. THE CYLINSDR FQAR20150520042Cylinder · crackedDURING A ROUTINE INSPECTION, SEVERAL CRACKS WERE SEEN AT THE LOWER SPARK PLUG HOLE OF THE NR 1 CYLINDER. AFTER THE CYLINDER WAS REMOVED, NUMEROUS CRACKS COULD BE SEEN IN THE INSIDE OF CYLINDER HEAD TO EITHER SIDE OF THE LOWER SPARK PLUG HOLE, WITH AN ADDITIONSDR FQAR20150520041Cylinder · crackedDURING A ROUTINE INSPECTION, A CRACK WAS SEEN AT THE LOWER SPARK PLUG HOLE OF THE NR 4 CYLINDER. AFTER THE CYLINDER WAS REMOVED, THE CRACK COULD BE SEEN IN THE INSIDE OF CYLINDER HEAD TO ONE SIDE OF THE LOWER SPARK PLUG HOLE. THE CYLINDER SHOWED NO INDICATIOSDR FQAR20150520040Cylinder · crackedDURING A ROUTINE INSPECTION, SEVERAL CRACKS WERE SEEN AT THE LOWER SPARK PLUG HOLE OF THE NR 1 CYLINDER. AFTER THE CYLINDER WAS REMOVED, NUMEROUS CRACKS COULD BE SEEN IN THE INSIDE OF CYLINDER HEAD TO EITHER SIDE OF THE LOWER SPARK PLUG HOLE. THE CYLINDER SHSDR FQAR20150519039Cylinder · crackedAFTER HEAD CRACKS HAD BEEN FOUND ON ANOTHER CYLINDER INSTALLED ON THIS ACFT ENGINE, MECHANICS DECIDED TO BORESCOPE THE REMAINING 3 ENGINE CYLINDERS AND DISCOVERED CYLINDER NR 2 ALSO HAD CRACKING TO EITHER SIDE OF ITS LOWER SPARK PLUG HOLE. THE CYLINDER WAS NOSDR FQAR20150519038Cylinder Head · crackedDURING THE REPLACEMENT OF THE ENGINE'S EXHAUST RISERS, A MECHANIC NOTED THERE WAS A CRACK IN THE NR 4 CYLINDER HEAD THAT BEGAN AT THE EXHAUST STUD AND EXTENDED INWARD TO THE EXHAUST VALVE SEAT. FURTHER INSPECTION OF THE CYLINDER HEAD REVEALED CRACKING TO EITHSDR CA150517002Pushrod · bent(CAN) PILOT REPORTED: SMALL AMOUNT OF OIL ON RT FLAP, DURING INSPECTION THE NR 2 EXHAUST PUSH ROD WAS FOUND BENT AND HAD BROKEN THE PUSH ROD TUBE HOUSING. LIFTER WAS FOUND TO BE WORKING PROPERLY BUT HAD A SMALL CHIP WHICH REQUIRED REPLACING. INSIDE CYLINDER WSDR CA150519020Cylinder · damaged(CAN) DURING ROUTINE MAINTENANCE INSPECTION THE COMPRESSION TEST FOR THE LT ENGINE NR 2 CYLINDER WAS FOUND TO BE LOW. PILOTS DID NOT REPORT THAT THE ENGINE WAS RUNNING LOW. THE NR 2 CYLINDER ON THE LT ENGINE WAS DISASSEMBLED, INSPECTED TO THE DEGREE POSSIBLESDR FQAR20150514053Cylinder Head · separatedDURING FLIGHT, THE ENGINE BEGAN TO RUN ROUGH. THE PROBLEM BECAME WORSE OVER THE NEXT FEW MINUTES AND WAS ACCOMPANIED BY A GREAT DEAL OF BANGING/RATTLING NOISES. THE PILOTS WERE ABLE TO MAKE A SAFE, THOUGH UNPLANNED, LANDING AT A NEARBY AIRPORT. INSPECTION RSDR YAAA2015051419Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 5 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS PROCEEDING TO CYLINDER TO EXHAUST VLV. CRACK WAS 1/2 INCH LONG.SDR YAAA2015051418Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 2 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS PROCEEDING TOWARDS EXHAUST VLV. CRACK WAS APPROX 1/2 INCH LONG.SDR 2015FA0000206Cylinder · crackedUPON REMOVAL OF ROCKER COVER FOR GASKET REPLACEMENT, THE OTBD ROCKER SHAFT ON THE EXHAUST WAS FOUND TO BE CRACKED. ON REMOVAL OF THE ROCKER SHAFT, THE BOSS CAME COMPLETELY OFF. THIS CYLINDER HAS NEVER HAD ANY WORK DONE TO IT AND MUST HAVE LEFT THE FACTORY CRSDR CA150519029Exhaust Valve · seized(CAN) THE PILOT NOTICED A HIGHER THAN NORMAL MANIFOLD PRESSURE AND DECIDED TO RETURN TO BASE TO INVESTIGATE. FURTHER EXAMINATION REVEALED A LARGE AMOUNT OF ENGINE OIL HAD LEAKED FROM A BENT PUSH ROD TUBE, DUE TO A SEIZED EXHAUST VALVE FOUND IN THE CYLINDER. SDR CA150508001Valve · broken(CAN) DURING PERFORMANCE OF SB388C AND SB301B. THE NR 6 CYLINDER EXHAUST VALVE OUTER SPRING WAS FOUND BROKEN NEAR THE UPPER SPRING SEAT. NO ENGINE PERFORMANCE ISSUES WERE NOTED PREVIOUSLY AND ALL NRS FROM SB388C WERE WITHIN LIMITS. INNER AND OUTER EXHAUST VSDR CA150520012Cylinder Head · cracked(CAN) CYLINDER HEAD CRACK AND SUBSEQUENT PARTIAL SEPARATION.SDR 2015FA0000242Cylinder · damagedRECEIVED AND INSTALLED CYLINDER KIT, PN 658319A2, SN AC11LB184 USING ALL SUPPLIED PARTS AND ORIGINAL HARDWARE IN CYLINDER NR 1 LOCATION. AFTER RECEIVING THE CYLINDER, INSPECTED ALL OF THE PARTS THEN VERIFIED THE RING END GAP AND SIDE CLEARANCES. A TEAM OF 3 SDR FQAR20150428030Exhaust Valve · damagedTHE PILOTS NOTED DURING THEIR FLIGHT THAT THE ENGINE WOULD RUN ROUGH BELOW 2000 RPM; A RETURN TO THE AIRPORT WAS UNEVENTFUL. A MAINTENANCE TECH GROUND RAN THE ENGINE AND CONFIRMED THE PROBLEM. WHILE PERFORMING A COMPRESSION TEST, THE NR 4 CYLINDER HAD LITTLE SDR YAAA20150428005Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPED ENG & FOUND NR 6 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS TOWARDS EXHAUST VLV SEAT.SDR YAAA20150428004Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPED ENG & FOUND NR 5 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS TOWARDS EXHAUST VLV SEAT.SDR YAAA20150428003Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPED ENG & FOUND NR 4 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS TOWARDS EXHAUST VLV SEAT.SDR YAAA20150428002Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPED ENG & FOUND NR 3 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS TOWARDS EXHAUST VLV SEAT.SDR YAAA20150428001Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPED ENG & FOUND NR 2 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS TOWARDS EXHAUST VLV SEAT.SDR 2015FA0000241Cylinder Head · crackedACFT LOST POWER AND MADE EMERGENCY LANDING WITHOUT DAMAGED TO ACFT. INSPECTION REVEALED NR 5 CYLINDER CRACKED AND SEPARATED AT HEAD. REPLACED WITH NEW CYLINDER, O5K22680.SDR CA150427012Exhaust Valve · broken(CAN) EXHAUST VALVE BROKE AT HEAD. PART EJECTED THROUGH EXHAUST. RAN ON HOME, FOUND CAMSHAFT WORN LOBE AS WELL, ENGINE TO BE O/H.SDR NF2R201812210002Lifter · galled#1 CYLINDER LOW COMPRESSION 59/80 LEAKING THROUGH EXHAUST VALVE.
FOUND LIFTERS SHOWING PITTING AND STRESS.SDR 8PCR20150414001Sleeve · looseNUMBER 5 EXHAUST LIFTER BORE ALUMINUM SLEEVE IN THE CRANKCASE WAS FOUND TO BE LOOSE & MISSING MATERIAL. THIS CRANKCASE HAD THE LIFTER BORES SLEEVED DURING CRANKCASE OVERHAUL & REPAIR. THE LOOSE LIFTER BORE SLEEVE MOVED OUT OF ITS BORE & CAME IN CONTACT WITH SDR YAAA20150411018Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 6 CYLINDER CRACKED COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS THE CYLINDER WALL EXHAUST SIDE.SDR YAAA20150411017Cylinder Head · crackedDURING 100 HOUR INSPECTION BORESCOPING ENG, FOUND NR 5 CYLINDER CRACKED COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS CYLINDER WALL EXHAUST SIDE.SDR YAAA2015041116Cylinder Head · crackedDURING 100 INSPECTION BORESCOPING ENG, FOUND NR 4 CYLINDER CRACKED COMING OUT OF THE LOWER SPARKPLUG BOSS TOWARDS CYLINDER WALL EXHAUST SIDE.SDR YAAA20150411015Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 3 CYLINDER CRACKED COMING OUT OF THE LOWER SPARKPLUG BOSS TOWARDS CYLINDER WALL ON EXHAUST SIDE.SDR YAAA20150411014Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 2 CYLINDER CRACK COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS EX VLV APPROX 1/2 INCH LONG.SDR YAAA20150409013Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 4 CYLINDER CRACKED AT LOWER SPARKPLUG BOSS.SDR YAAA20150409012Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 3 CYLINDER CRACKED FROM LOWER SPARKPLUG BOSS TO CYLINDER WALL.SDR YAAA20150409011Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 1 CRACKED SPARKPLUG BOSS PROCEEDING TO EXHAUST VLV.SDR YAAA20150407010Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 3 CYLINDER CRACKED FROM SPARKPLUG BOSS TO EXHAUST VLV SEAT & VLV TO VLV.SDR YAAA20150407009Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 1 CYLINDER CRACKED FROM LOWER SPARKPLUG BOSS TO EXHAUST VLV SEAT.SDR YAAA20150407008Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 4 CYLINDER CRACKED FROM LOWER SPARKPLUG BOSS TO EXHAUST VLV SEAT.SDR YAAA20150325007Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 4 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR YAAA20150325006Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 3 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR YAAA20150325005Cylinder Head · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND NR 2 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR YAAA20150325004Cylinder Head · crackedDURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 1 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR M7JA20150319001Piston · erodedPISTON PARTIALLY ERODED, FROZEN RING D, ONE LUBRICATION HOLE IN ONE RING GLANDS, ALUMINUM POWDER CONTAMINATION THROUGH THE ENG & FILTER.SDR YAAA20150314003Cylinder · crackedDURING 100 HR INSPECTION BORESCOPING ENG, FOUND NR 2 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR YAAA20150314002Cylinder · crackedDURING 100HR INSPECTION BORESCOPING ENG, FOUND THE NR 1 CYLINDER CRACKED FROM LOWER SPARK PLUG BOSS APPROX 1/2 INCH TOWARDS EXHAUST VLV SEAT.SDR CA150310011Valve Spring · broken(CAN) RIGHT ENG WAS SHOWING HIGH MANIFOLD PRESS AT LOW RPM & A SPLIT FUEL FLOW INDICATION FROM THE LT ENG. SEVERAL THINGS WERE TRIED BUT THE MP PRESS REMAINED HIGH. NR 3 CYLINDER FAILED A COMPRESSION TEST DURING DIAGNOSTICS, SO UPON REMOVING THE ROCKER COVER SDR CA150313001Spring · broken(CAN) BROKEN SPRING, DAMAGED ROCKER SHAFT SUPPORT BOSS RESULTING IN ALUMINUM CONTAMINATION IN ENGINE OIL SYSTEM.SDR CA150317002Cylinder · delaminated(CAN) DURING A ROUTINE INSPECTION, HIGH METAL CONTENT FOUND IN ENGINE OIL SCREEN. CONTINUED INSPECTION OF THE ENGINE FOUND CYLINDER NR 4 NOT ABLE TO OBTAIN HIGHER THAN 10 PSI ON A COMPRESSION TEST. PRIMARY LOSS OF COMPRESSION OBSERVED FROM CRANKCASE BREATHER,SDR NI6R201503050024Crankcase · crackedDURING INVESTIGATION OF LT ENGINE OIL LEAK, A CRACK WAS DISCOVERED IN THE ENGINE CASE OTBD SIDE RUNNING BETWEEN THE NR 2 & NR 4 CYLINDERS.
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