SDR 20000330SH012

Service difficulty report · Bearing · Cessna 210L

Difficulty date: February 15, 2000
Submitted: March 30, 2000
Operation: General aviation
Aircraft: N4667Q
Make and model: Cessna 210L
Aircraft serial: 21059567
Engine: Cont IO520L
System (JASC): 8520 · Reciprocating Engine Power Section
Part: Bearing
Part number: 653547
Condition: Damaged
Location: Crankshaft
Part time: 45 hours
Stage of operation: IN
How discovered: O
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING ENGINE TEAR DOWN DUE TO SUDDEN STOPPAGE, INSPECTION OF THE BEARINGS FOUND 4 OUT OF 10 BEARING HALVES WERE FOUND WITH EXCESSIVE CRACKING ON THE SURFACE. ENGINE WAS ASSEMBLED 12-28-99, AND PUT INTO SERVICE ON 1-29-00, AND WAS DISASSEMBLED 2-25-00. CAUSE AND PREVENTION UNKNOWN. (X)

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