Installing The Camshaft Sprocket - Yamaha TW125 1999 Service Manual

CYLINDER HEAD
EAS00213

INSTALLING THE CAMSHAFT SPROCKET

1. Align:
S "I" mark on the generator rotor
(with the mark on the generator rotor cover)
a. Turn the crankshaft counterclockwise.
b. When the piston is at TDC on the compres-
sion stroke, align the "I" mark a on the gen-
erator rotor with the mark b on the genera-
tor rotor cover.
NOTE:
Be sure to keep the timing chain as tight as pos-
sible.
2. Install:
S timing chain
(onto the camshaft sprocket)
S camshaft sprocket
(onto the camshaft)
NOTE:
The notch a on the camshaft should face to-
wards the intake side of the engine.
Align the camshaft marks a with the edge of
the cylinder head as shown.
CAUTION:
Do not turn the crankshaft when installing
the camshaft to avoid damage or improper
valve timing.
3. Install:
S washer 1
S camshaft sprocket bolts 2
4-10
ENG
60 Nm (6.0 mSkg)