Yamaha TT-R50E, Owner'S Service Manual

Page: 146 / 390

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INSP
ADJ
VALVE CLEARANCE ADJUSTMENT
4. Adjust:
• Valve clearance
Adjustment steps:
• Loosen the locknut
1
.
• Turn the adjuster
2
in or out with the tap-
pet adjusting tool
3
until specified clear-
ance is obtained.
Turning in
a
→
Valve clearance is
decreased.
Turning out
b
→
Valve clearance is
increased.
Tappet adjusting tool:
YM-08035-A/90890-01311
• Hold the adjuster to prevent it from moving
and tighten the locknut.
T
R
.
.
Locknut:
7 Nm (0.7 m · kg, 5.1 ft
·
lb)
• Measure the valve clearance.
• If the clearance is incorrect, repeat above
steps until specified clearance is obtained.
3 2
1
a
b
5. Install:
• Tappet cover (intake side)
1
• O-ring
2
• Camshaft sprocket cover
• Tappet cover (exhaust side)
• O-ring
NOTE:
Apply the lithium soap base grease on the O-ring.
T
R
.
.
18 Nm (1.8 m · kg, 13 ft · lb)
New
T
R .
.
10 Nm (1.0 m · kg, 7.2 ft · lb)
T
R .
.
18 Nm (1.8 m · kg, 13 ft · lb)
New