Yamaha T135SE Service Manual page 131

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2
4-15
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CYLINDER HEAD
5. Install:
9 timing chain tensioner
a. While lightly pressing the timing chain ten-
sioner rod by hand, turn the tensioner rod
fully clockwise with a thin screwdriver 1 .
NOTE:
Make sure that the tensioner rod has been fully
set clockwise.
b. Install the gasket and the timing chain ten-
sioner 2 onto the cylinder.
w
Always use a new gasket.
NOTE:
Apply the YAMAHAbond 1215 onto the bolts.
Yamaha bond No. 1215
90890-85505
Timing chain tensioner bolt
10 Nm (1.0 m·kg, 7.2 ft•lb)
c. Turn the timing chain tensioner rod counter-
clockwise with a thin screwdriver 1 , make
sure it releases, and then tighten the cap
bolt to specification.
6. Tighten:
9 camshaft sprocket bolt
30 Nm (3.0 m•kg, 22 ft•lb)
cC
Be sure to tighten the camshaft sprocket
bolt to the specified torque to avoid the pos-
sibility of the bolt coming loose and damag-
ing the engine.
7. Turn:
9 crankshaft
(several turns clockwise)
ENG