Yamaha RSG90GTW, Supplementary Service Manual

Page: 94 / 202

37
ENG
CAMSHAFTS
5. Install:
• Timing chain tensioner
Installation steps:
• While lightly pressing the timing chain tensioner
rod by hand, turn the tensioner rod fully clock-
wise with a thin screwdriver
1 .
NOTE:
Make sure that the tensioner rod has been fully set
clockwise.
• With the timing chain tensioner rod turned all
the way into the timing chain tensioner housing
(with the thin screwdriver still installed), install
the gasket and the timing chain tensioner
2
onto the cylinder block.
WARNING
Always use a new gasket.
• Tighten the timing chain tensioner bolts 3 to
the specified torque.
• Remove the screwdriver, make sure the timing
chain tensioner rod releases, and then tighten
the cap bolt to the specified torque.
T
R
.
.
Timing chain tensioner bolt:
10 Nm (1.0 m · kg, 7.2 ft · lb)
T
R
.
.
Cap bolt:
7 Nm (0.7 m · kg, 5.1 ft · lb)
1
3
3
2
6. Turn:
• Crankshaft
(several turns clockwise)
7. Inspect:
• “I” mark
a
Make sure the “I” mark
a
on the A.C. mag-
neto rotor is aligned with the stationary pointer
b
on the A.C. magneto cover.
• Camshaft punch marks
c
Make sure the punch marks
c
in the cylinder
#3 - cam are aligned with the arrow marks
d
on the camshaft caps.
Out of alignment
→
Adjust.
Refer to the installation steps above.
b
a
c
d
d
c