Yamaha BT1100 2002 Service Manual page 60

ADJUSTING THE VALVE CLEARANCE
d. Measure the valve clearance with a thickness
gauge 1.
e. Turn the crankshaft crockwise 290° and then
measure the front cylinder.
10. Adjust:
• valve clearance
a. Loosen the locknut 1.
b. Insert a thickness gauge between the end of
the adjusting screw and the valve tip.
c. Turn the adjusting screw 2 in direction a or b
until the specified valve clearance is obtained.
Direction a
Direction b
d. Hold the adjusting screw to prevent it from
moving and tighten the locknut to specification.
e. Measure the valve clearance again.
f. If the valve clearance is still out of specification,
repeat all of the valve clearance adjustment
steps until the specified clearance is obtained.
11. Install:
• all removed parts
NOTE:
Install all removed parts in the reverse order of
their disassembly. Note the following points.
• camshaft sprocket covers
• tappet covers
• spark plugs
3-6
INSP
ADJ
Valve clearance is decreased.
Valve clearance is increased.
Locknut:
27 Nm (2.7 m • kg)
10 Nm (1.0 m•kg)
10 Nm (1.0 m•kg)
20 Nm (2.0 m•kg)