Yamaha TT-R125(R) 2002, Руководство по эксплуатации для владельца

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3 - 12
INSP
ADJ
VALVE CLEARANCE INSPECTION AND ADJUSTMENT
4. Check:
●
Valve clearance
Out of specification
→
Adjust.
Valve clearance (cold):
Intake valve:
0.08 ~ 0.12 mm
(0.0031 ~ 0.0047 in)
Exhaust valve:
0.10 ~ 0.14 mm
(0.0039 ~ 0.0055 in)
Checking steps:
●
Turn the crankshaft counterclockwise with
a wrench.
●
Align the T.D.C. mark
a
on the rotor with
the align mark
b
on the crankcase cover
when piston is at T.D.C. on compression
stroke.
●
Measure the valve clearance using a
feeler gauge
1 .
Out of specification
→
Adjust clearance.
5. Adjust:
●
Valve clearance
Adjustment steps:
●
Loosen the locknut 1 .
●
Turn the adjuster 3 in or out with the
valve adjusting tool 2 until specified clear-
ance is obtained.
Turning in
→
Valve clearance is decreased.
Turning out
→
Valve clearance is increased.
Tappet adjusting tool:
YM-8035/90890-01311
●
Hold the adjuster to prevent it from moving
and tighten the locknut.
T
R
.
.
Locknut:
8 Nm (0.8 m • kg, 5.8 ft • lb)