Yamaha WR250R Owner's Manual page 80

PERIODIC MAINTENANCE AND ADJUSTMENT
1. Drive chain slack adjusting bolt
2. Locknut
3. Brake caliper
5. Turn the drive chain slack adjust-
ing bolts fully in direction (a).
6. Push the wheel forward, and then
6
remove the drive chain from the
rear sprocket.
TIP
The drive chain does not need to be
disassembled in order to remove and
install the rear wheel.
7. While supporting the brake caliper,
pull the wheel axle out.
(a)
3
2
1
1. Wheel axle
8. Remove the wheel. NOTICE: Do
not apply the brake after the
wheel has been removed to-
gether with the brake disc, oth-
erwise the brake pads will be
forced shut.
To install the rear wheel
1. Install the wheel and the brake cal-
iper bracket by inserting the wheel
axle from the left-hand side.
TIP
G
Make sure that the retainer on the
brake caliper bracket is inserted
into the slot in the swingarm.
1
1. Brake caliper bracket
2. Retainer
3. Slot
[ECA11071] 2. Install the drive chain onto the rear
EAU45191
3. Install the washer and the axle nut.
4. Lower the rear wheel so that it is
5. Adjust the drive chain slack. (See
6. Tighten the axle nut to the speci-
6-39
G
Make sure that there is enough
space between the brake pads be-
fore installing the wheel.
1
2
sprocket.
on the ground, and then put the
sidestand down.
page 6-25.)
fied torque.
3