Drive Belt Slack - Yamaha Star 2010 Owner's Manual

PERIODIC MAINTENANCE AND ADJUSTMENT

Drive belt slack

The drive belt slack should be checked
and adjusted at the intervals specified
in the periodic maintenance and lubri-
cation chart.
To check the drive belt slack
1. Place the vehicle on the sidestand.
2. Note the current position of the
drive belt using the marks near the
drive belt check hole.
TIP
The marks near the drive belt check
hole are 5.0 mm (0.2 in) apart.
7
2
1
1. Drive belt
2. Marks
EAU23040 3. Note the position of the drive belt
with a force of 45 N (4.5 kgf, 10 lbf)
applied to the belt with a belt ten-
sion gauge as shown.
TIP
A belt tension gauge is available at a
Yamaha dealer.
EAU38410
2
1
1. Belt tension gauge
2. Drive belt slack
4. Calculate the drive belt slack by
subtracting the measurement not-
ed in step 2 from the measurement
noted in step 3.
Drive belt slack:
5.0–7.0 mm (0.20–0.28 in)
7-23
5. If the drive belt slack is incorrect,
have a Yamaha dealer adjust it.