Yamaha XJR1300(L) 99, Service Manual

Page: 125 / 338

4-13
ENG
CAMSHAFTS
CAUTION:
CAUTION:
NOTE:
CAMSHAFTS
ENG
d. Check if the punched marks
c
on both cam-
shafts are inside the holes of camshaft caps
d . If they are not in the position, repeat the
above steps.
e. Tighten the bolts (camshaft cap) in a criss-
cross pattern from the inside outwards.
The bolts (camshaft caps) must be tight-
ened evenly or damage to the cylinder head,
camshaft caps and camshaft will result.
Bolt (camshaft cap):
12 Nm (1.2 m kg)
f. Remove the safety wire from the timing
chain.
3. Install:
timing chain tensioner
Installation steps:
a. Remove the tensioner cap bolt
1 , washer
2 and springs 3 .
b. Release the timing chain tensioner one-way
cam 4 and push the tensioner rod 5 all the
way into the timing chain tensioner housing.
c. Install the timing chain tensioner with a gas-
ket 6 onto the cylinder.
Always use a new gasket.
The timing chain tensioner teeth should face
down.
Timing chain tensioner bolt:
10 Nm (1.0 m kg)
d. Install the springs 3 , washer 2 and cap bolt
1 .
Cap bolt (timing chain tensioner):
20 Nm (2.0 m kg)
4. Check:
Valve timing
Out of alignment
Reinstall the camshafts
by referring the above steps.