JASC 8510
Service difficulty reports · 70
Reports filed under 8510 · Reciprocating Engine Front 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 = '8510' 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 = '8510' 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 CA980804028Gearbox · separated(CAN) NOSE GEAR BOX ASSEMBLY AND PROPELLER BROKE FREE OF THE ENGINE IN FLIGHT AND FELL AWAY. NO FURTHER AIRCRAFT DAMAGE, THE AIRCRAFT LANDED SAFELY ON THE REMAINING ENGINE.SDR 99ZZZX859Hose · kinkedAIRCRAFT RPM WOULD SURGE; MANIFOLD PRESSURE IS UNCONTROLLED, CAUSE WAS HOSE BEING KINKED. SUBMITTER STATED THIS HAS BEEN NOTED ON SEVERAL OTHER AIRCRAFT OF THE SAME MODEL.SDR 98ZZZX1626Ring Gear · wrong partDURING ROUTINE INSPECTION, MECHANIC NOTICED THERE WAS ABNORMAL AMOUNT OF WEAR ON THE STARTER RING GEAR FOR ONLY HAVING 43 HOURS TT ON THE PART. UPON FURTHER INSPECTION, FOUND THE WRONG P/N RING GEAR INSTALLED. THE CORRECT RING GEAR IS P/N 72566 WHICH IS FOR SDR 97ZZZX4961Ring Gear · failedPRE-FLIGHT INSPECTION FOUND METAL FILINGS AROUND STARTER. FURTHER INSP REVEALED A LARGE CRACK NEAR A BOLT HOLE ON THE STARTER RING GEAR THAT WAS SEPARATED BY .125 INCH. SMALLER CRACKS WERE NOTED EMANATING FROM OTHER BOLT HOLES. REASON FOR THE CRACKING IS UNSDR 97ZZZX1451Bearing · mispackagedP/N 630571 (BEARING FOR PROP DRIVER GEAR IN ENGINE CRANKCASE) MARKED ON PACKAGING AS P/N 630571. BEARING ITSELF MARKED AS P/N 634503. P/N 634503 IS CRANKSHAFT MAIN BEARING. PURCHASED NEW FROM TELEDYNE CONTINENTAL MOTORS. BEARINGS WILL FIT IN CRANKCASE SADDSDR 96ZZZX6140Gear Tooth · brokenENGINE SOUNDED ROUGH ON SHUT DOWN. FOUND EXCESSIVE PLAY IN PROPELLER. DRAINED OIL, PULLED SUCTION SCREEN, FOUND PIECE OF TOOTH IN SCREEN. ENGINE TORN DOWN, FOUND BROKEN TEETH ON PROP SHAFT DRIVE GEAR, ALSO, DRIVE GEAR DAMAGED. SUBMITTER SUSPECTS PREVIOUS CSDR 96ZZZX4224Support · crackedDURING AN ANNUAL INSPECTION, A CRACK WAS NOTICED ON THE FACE OF THE STARTER RING SUPPORT ASSY. A DYE PENETRANT TEST WAS DONE. THE TEST REVEALED THE CRACK WAS HALF-WAY AROUND THE STARTER RING GEAR SUPPORT, BUT NOT THROUGH THE RING GEAR ITSELF.SDR CA960826085Gearbox · leaking(CAN) LEAK FOUND ON PROP SHAFT TO GEARBOX SEAL. GEARBOX REPLACED.SDR CA960618201Snap Ring · dislodged(CAN) IN CRUISE, #3 ENGINE RPM STARTED TO INCREASE, COULD NOT BE REDUCED BY PROPELLER CONTROL, ENGINE SHUTDOWN BEFORE RPM REACHED 2700. SNAP RING POPPED OUT OF ITS GROOVE ON THE PROP GOVERNOR GEARSHAFT P/N 46050, ALLOWING THE SHAFT TO DROP DOWN AND DISENGAGE TSDR 96ZZZX372Ring Gear · crackedDURING ANNUAL INSPECTION, STARTER RING GEAR SUPPORT ASSEMBLY WAS FOUND CRACKED BETWEEN 2 BOLT HOLES, 1 INCH LONG. THIS CAN BE INSPECTED ONLY IF PROPELLER IS REMOVED. SUBMITTER SUGGESTS THIS AREA BE INSPECTED AT LEAST EVERY 1,000 HOURS.SDR 96ZZZX75Plug · missingTHE CESSNA R182 LANDED AND TAXIED ONTO THE PARKING RAMP. THE AIRCRAFT WAS COVERED WITH ENGINE OIL. VISUAL INSPECTION REVEALED A HOLE IN THE LOWER FRONT NOSE COWLING, A DAMAGED PROPELLER BLADE AND BENT CYLINDER FINS ON NR 1 CYLINDER. AFTER FURTHER INVESTIGATSDR 96ZZZX74Shaft · missingTHE CESSNA R182 LANDED AND TAXIED ONTO THE PARKING RAMP. THE AIRCRAFT WAS COVERED WITH ENGINE OIL. VISUAL INSPECTION REVEALED A HOLE IN THE LOWER FRONT NOSE COWLING, A DAMAGED PROPELLER BLADE AND BENT CYLINDER FINS ON NR 1 CYLINDER. AFTER FURTHER INVESTIGATSDR 95ZZZX6072Flywheel · crackedAFTER STARTER FLYWHEEL REMOVAL, FOUND FLYWHEEL CRACKED FROM MOUNTING HOLE TO BOTTOM OF CONICAL STRUCTURE. COULD FIND NO REASON FOR CRACK. NO DAMAGE NOTED, WHEN AIRCRAFT ENGINE BALANCED YEAR BEFORE, IT CHECKED OUT GOOD.SDR 95ZZZX5025Gear · chrome defectCHROME PLATING ON PN 4-081-199-04 BEARING JOURNAL WAS FOUND TO HAVE AN AIR POCKET IN CHROME APPROXIMTELY .1250 INCH FROM END OF PART. DISCONTINUITY WAS ON A NON-FUNCTIONAL SURFACE AND PART WAS SALVAGED BY REMOVING ALL CHROME IN THIS AREA. THIS IS NOT THE FIRSDR 95ZZZX4485Idler Shaft · screw missingWHILE PERFORMING A ROUTINE OIL CHANGE ON A PIPER PA32301, A 10-32 SET SCREW WAS FOUND IN THE OIL SUMP SUCTION SCREEN. THE SCREW HAD OBVIOUSLY BEEN SMASHED AND WAS IN TWO PIECES. INVESTIGATION FOUND THE ONLY 10-32 SET SCREW IN THE IO-540 SERIES ENGINES WAS USSDR 95ZZZX5928Shaft · shearedAIRCRAFT ARRIVED AT FBO WITH RIGHT ALTERNATOR PROBLEM. REPAIRED RIGHT ALTERNATOR. WHEN AIRCRAFT START ATTEMPTED, LEFT STARTER FOUND TO HAVE SHEARED THROUGH-BOLT. NEW STARTER INSTALLED. AIRCRAFT DEPARTED FBO AND RETURNED ABOUT 30 MINUTES LATER WITH LEFT ENGSDR SLIA951Pinion Gear · failedBMEP DROPPED TO ZERO, OIL QUANTITY DECLINING. ENGINE SHUTDOWN/FEATHERED. INVESTIGATION REVEALED AND INTERNAL FAILURE OF THE ENGINE NOSE CASE, (REDUCTION GEARING) WHICH RESULTED IN FAILURE OF SCAVENGE PUMP, AND BMEP PUMP. (M)SDR 95ZZZX1369Coupling · brokenUPON EXAMINING REMOVED ENGINE, FOUND PN 96657 COUPLING ASSY CRACKED COMPLETELY THROUGH. ALSO, AN APPROX 1 SQUARE INCH PIECE BROKEN AWAY, BUT RETAINED IN PLACE BY CHANNEL DESIGN OF MATING PN 92991 COUPLING ASSY. PN 96657 COUPLING ASSY CONNECTS THE POWER SECTISDR 95ZZZX1368Coupling · brokenENGINE HAD BEEN SHOWING SMALL AMOUNTS OF STEEL IN THE OIL SCREEN FOR 138 HRS. TSMOH WAS 2-1/2 YRS AND 1064 HRS. DECIDED TO REMOVE FRONT SECTION AGAIN PN 96657 COUPLING ASSEMBLY FOUND BROKEN. THIS TIME, NOT ALL THE WAY THROUGH, BUT .75 INCH OF THE 1.50 INCH SDR 95ZZZX1367Coupling · brokenREMOVED SN 145873 ENGINE DUE TO INCREASING AMOUNTS OF STEEL IN OIL SCREEN OVER A PERIOD OF 108 HRS. TSMOH WAS 2-1/2 YRS AND 945 HRS. TWO OIL ANALYSES DURING THAT TIME REPORTED ALL WEAR CHECKS NORMAL. UPON EXAMINING REMOVED ENGINE, FND PN 96657 COUPLING ASSY
Back to JASC 8510