CHAPTER 3C ENGINE 100/125/150/200 SERVICE MANUAL09.0
CHAPTER 3C ENGINE PAGE.3C - 6 -
3.4 ENGINE REMOVAL AND
INSTALLATION
3.4.1 Cylinder head
A. Camshaft removal
1. Remove cylinder head cover
2. Remove camshaft chain pensioner screw
and then O-ring.
3. Lock camshaft chain pensioner by turning it
clockwise.
4. Rotate fan to have the mark on the
camshaft chain in an upward position,
which is TDC of engine compression
stroke.
5. Remove cylinder head bolts, fixing nuts and
gasket of camshaft holder.
NOTE:
Tighten the nuts in a crisscross pattern, each 1/2 or
1/3 turn at a time.