Yamaha TTR250L Service Manual page 60

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VALVE CLEARANCE ADJUSTMENT
3 - 11
11.Install:
Camshafts 1
Timing chain 2
Camshaft caps
Bolt (camshaft caps, cam chain
tensioner):
10 Nm (1.0 m • kg, 7.2 ft • lb)
Cap bolt (cam chain tensioner):
8 Nm (0.8 m • kg, 5.8 ft • lb)
NOTE:
Install the exhaust camshaft first.
Align the matching marks.
Refer
to
"ENGINE
ADJUSTMENT-CYLINDER AND PISTON,
CYLINDER HEAD" in CHAPTER 4.
Apply molybdenum disulfide grease to
the camshaft caps.
Tighten the bolts (camshaft cap) in a criss-
cross pattern from inside.
Turn the crankshaft counterclockwise sev-
eral turns for the installed parts to settle
into the correct position.
CAUTION:
The bolts (camshaft cap) must be tightened
evenly, or damage to the cylinder head,
camshaft caps and cam will be result.
12.Install:
Timing chain tensioner
*********************************
Installing steps:
While pressing the tensioner rod lightly
with your fingers, use a thin screwdriver
1 and wind the tensioner rod up fully
clockwise.
CHK
ADJ
ASSEMBLY
AND

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