Service difficulty report · Valve Spring · Cessna 404CESSNA

Difficulty date
August 2, 2002
Submitted
September 6, 2002
Operation
General aviation
Make and model
Cessna 404CESSNA
Engine
Cont GTSIO520M
Propeller
Mcauly 3FF32C501
Part
Valve Spring
Part number
637836
Condition
Broken
Location
Reciprocating En
Component
Reciprocating En · Cont · GTSIO520M
Stage of operation
IN
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

(AUS) NO6 CYLINDER INNER EXHAUST VALVE SPRING BROKEN. METAL CONTAMINATION OF OIL SYSTEM.