Service difficulty report · Valve

Difficulty date
February 27, 2011
Submitted
September 14, 2015
Operation
General aviation
Engine
Lyc TIO540AJ1A
Part
Valve
Part number
16P21710
Condition
Stuck
Location
Exhaust
Part time
284 hours
Stage of operation
IN
How discovered
9
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

(CAN) DURING MANDATORY SB11-73-01, FOUND THE THE EXHAUST VALVES IN POSITION 3 AND 4 WERE STUCK PARTIALLY OPEN.