Section 02 ENGINE
Subsection 10 (CYLINDER HEAD)
1
R1503motr254A
1. Valve stem seal
Apply engine oil on valve stem and install valve.
NOTICE
Be careful when valve stem is
passed through sealing lips of valve stem
seal.
R1503motr254B
1
1. Sealing lips of valve stem seal
To eas
e installation of cotters, apply oil or grease
on the
m so that they remain in place while relea-
sing
the spring.
After springs are installed, ensure valve springs
and valve spring retainer are properly locked by
tapping on valve stem end with a soft hammer so
that valve opens and closes a few times.
NOTICE
An im
properly locked valve spring
will
cause engine damage.
VALVE GUIDES
Valve Guide Replacement
NOTICE
Do not heat cylinder head for this
procedure.
NOTICE
The sharp edge near the top of the
valve guide must be machined away. Other-
wise it will foul the valve guide hole in the
cylinder head and destroy the cylinder head,
as the valve guide is removed.
Use a special reamer as far as the top of the notch.
1
R1503motr258A
2
TYPICAL
1. Special reamer
2. Notch
Chase valve guide out of the cylinder head to-
wards combustion chamber by using
VALVE GUIDE
REMOVER (6 MM) (P/N 529 036 086)
.
146 smr2009-025
To Next Page
Loading...
Need help?
General