Yamaha XT660R S Service Manual page 151

FRONT WHEEL AND BRAKE DISC
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4 - 4
3. Check:
• spokes
Bends/damage → Replace.
Loose → Tighten.
Tap the spokes with a screwdriver.
NOTE:
_
A tight spoke will emit a clear, ringing tone, a
loose spoke will sound flat.
4. Tighten:
• spokes 1
(with a spoke wrench 2)
NOTE:
_
After tightening the spokes, measure the front
wheel runout.
5. Measure:
• radial wheel runout 1
• lateral wheel runout 2
Over the specified limits → Replace.
radial wheel runout limit
2.0 mm (0.08 in)
lateral wheel runout limit
2.0 mm (0.08 in)
6. Check:
• collars
Damage/wear → Replace.
WARNING
_
After mounting a new tire, ride conserva-
tively for a while to become accustomed to
the "feel" of the new tire and to allow the
tire to seat itself properly in the rim. Failure
to do so could lead to an accident with pos-
sible injury to the rider or damage to the
motorcycle.
CHAS
3 Nm (0.3 m · kg, 2.2 ft · lb)