Yamaha YX600S Service Manual page 126

I
ENG
I
' 1 -1
ENGINE ASSEMBLY AND ADJUSTMENT
l
3-69
The cam caps must be tightened evenly or
damage to the cylinder head, cam caps and
cam will result. The spaces between the caps
and cylinder head should be equal.
Cam Chain
1. Rotate:
•Exhaust camshaft
2. Align:
•Exhaust camshaft timing mark
(with the "E-2" cam cap arrow mark)
Do not rotate the camshaft over 1 /2 turn or
damage to the piston and valve will result.
3. Position:
•Cam chain
(onto sprockets)
4. Install:
•Sprockets
(onto camshafts)
5. Force the exhaust sprocket clockwise (view-
ing from left side engine) to remove all cam
chain slack.
6. Align: _
•Sprocket, hole
(with the exhaust camshaft thread hole)
NOTE:
~~~~~~~~~~~~~-
If the sprocket hole do not align with the cam-
shaft hole, adjust chain links between crankshaft
and exhaust camshaft.
7. Install:
•Exhaust sprocket bolt
(temporarily tighten)