Service difficulty report · Adapter · Cessna 207A

Difficulty date
April 11, 2014
Submitted
April 14, 2014
Operation
Air carrier
Aircraft
N23CF
Make and model
Cessna 207A
Aircraft serial
20700276
Aircraft time
29,495 hours
Engine
Cont IO520*
Engine time
1,867 hours
Part
Adapter
Part number
643259A18R
Part serial
37521
Condition
Failed
Location
Engine
Part time
311 hours
Stage of operation
NR
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

ENGINE WOULD NOT START. THE STARTER DRIVE ADAPTER FAILED. IT WAS FOUND THAT THE STARTER DRIVE ADAPTER SPRING CONTACTED THE CRANKSHAFT FLYWHEEL RETAINING BOLTS & DAMAGED THE SAFETY WIRE FOR THE RETAINING BOLTS. VERIFIED TORQUE OF BOLTS & SAFETIED.

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