Yamaha XJR1300(L) 99, Service Manual

Page: 63 / 338

3-5
CHK
ADJ
ADJUSTING THE VALVE CLEARANCE
NOTE:
NOTE:
a. Turn the crankshaft counterclockwise.
b. When piston #1 is at TDC on the compres-
sion stroke, align the TDC mark
a
on the
timing plate with the mark b on the pickup
coil base plate.
TDC on the compression stroke can be found
when the camshaft lobes are turned away from
each other.
c. Measure the valve clearance with a thick-
ness gauge 1 .
S
If the valve clearance is incorrect, record the
measured reading.
S
Measure the valve clearance in the following
sequence.
Valve clearance measuring sequence
Cylinder #1 #2 #4 #3
A Front
d. For each cylinder, starting with cylinder #1 at
TDC, turn the crankshaft counterclockwise
as specified in the following table.
B Degrees that the crank shaft is turned counter
clockwise
C Cylinder
D Combustion cycle
Cylinder #2 180
_
Cylinder #4 360
_
Cylinder #3 540
_