Yamaha YFM250R Owner's Manual page 100

1
2
3
4
5
6
1. Drive chain slack
7
3. If the drive chain slack is incorrect, adjust it as
follows.
8
To adjust the drive chain slack
9
1. Loosen the rear axle pinch bolts.
2. Insert a rod of a diameter of 8 mm (0.3 in) and
10
a length of 10 cm (4 in) into one of the holes in
the drive chain tensioner as shown.
11
1
3
4
1. Rear wheel axle pinch bolt
2. Rod
3. Drive chain tensioner
4. Hole
NOTE:
A rod can be obtained at a Yamaha dealer to make
this adjustment.
3. Shift the transmission into neutral.
4. To tighten the drive chain, push the ATV back-
ward. To loosen the drive chain, push the ATV
forward.
ECB00541
CAUTION:
Improper drive chain slack will overload the en-
8-31
2
1 1