Service difficulty report · Piston

Difficulty date
March 28, 2012
Submitted
September 14, 2015
Operation
General aviation
Part
Piston
Part number
41012001
Condition
Damaged
Location
M/R Servo
Part time
1,873 hours
Component
Servo · Woodward
Component part number
7665009805
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) PLASMA COATING HAS DETACHED FROM APPROXIMATELY 15 PERCENT OF THE UPPER RING OF THE HEAD OF THE PISTON HEAD.