Yamaha T135SE Service Manual page 62

1
b
a
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Yamaha T135 Service Manual
ADJUSTING THE VALVE CLEARANCE
2
5. Move:
9radiator assembly
To swing the radiator assembly toward the
front side.
6. Remove:
9water pump assembly
9O-rings
7. Remove:
9cylinder head cover
9gasket
8. Remove:
9timing check plug 1
(with O-ring)
9center plug 2
(with O-ring)
9. Measure:
9valve clearance
Out of specification → Adjust.
Valve clearance (cold)
Intake valve
0.10–0.14 mm (0.0039–0.0055 in)
Exhaust valve
0.16–0.20 mm (0.0063–0.0079 in)
MMMMMMMMMMMMMMMMMMMMMMMM
a. Turn the crankshaft counterclockwise.
b. When the piston is at TDC on the compres-
sion stroke, align the "I" mark a on the
camshaft sprocket with the stationary point-
er b on the cylinder head.
3-8
CHK
ADJ