Removing The Cylinder Heads - Yamaha BT1100 2002 Service Manual

CYLINDER HEADS
EAS00226

REMOVING THE CYLINDER HEADS

Rear cylinder head
1. Remove:
• camshaft sprocket cover
• tappet covers
2. Align:
• "T" mark a (with the stationary pointer b)
a. Temporarily install the left crankcase cover
without the pickup coil and stator coil.
b. Turn the crankshaft clockwise.
c. Align the "T" mark a with the stationary point-
er b on the crankcase cover (left) when the
rear piston is at TDC on the compression
stroke.
d. Check that the rear piston is at TDC in the
compression stroke.
e. The rear piston is at TDC on the compression
stroke when there is clearance at both of the
rocker arms. If there is no clearance then turn
the crankshaft clockwise one full turn.
f. When to "T" mark is aligned with the station-
ary pointer the punch mark c on the camshaft
sprocket should be aligned with the stationary
pointer d on the cylinder head.
3. Loosen:
• bolt (camshaft sprocket) 1
NOTE:
Use the sheave holder 2 to hold the rotor.
Sheave holder:
90890-01701
4-10
ENG