Yamaha YZ85 2021 - Page 67

Periodic maintenance and adjustment
7-28
7
3. Loosen the locknut, and then turn
the drive chain slack adjusting bolt
in direction (a). Repeat for the oth-
er side.
4. Remove the axle nut and washer.
5. Push the wheel forward and re-
move the drive chain from the rear
sprocket.
6. While supporting the brake caliper
bracket, pull out the wheel axle.
TIP
 A rubber mallet may be useful to
tap the wheel axle out.
 The drive chain pullers may fall out
when removing the wheel axle.
7. Remove the wheel. NOTICE: Do
not apply the brake after the
wheel and brake disc have been
removed, otherwise the brake
pads will be forced shut.
[ECA11073]
TIP
 If the drive chain is difficult to re-
move, remove the wheel axle first.
 For easy installation, rest the drive
chain on top of the swingarm.
To install the rear wheel
1. Make sure the brake pads have
not been forced shut.
2. Install the wheel, the brake caliper
bracket and drive chain pullers by
inserting the wheel axle from the
left side.
TIP
Make sure the slot in the brake caliper
bracket is fit over the retainer on the
swingarm.
3. Install the drive chain onto the rear
sprocket.
1. Drive chain slack adjusting bolt
2. Locknut
3. Drive chain puller
22
3
(a)(a)
1
2
3
(a)
1
1. Wheel axle
111
1. Retainer
2. Slot
2
1
UB4B13E0.book Page 28 Wednesday, August 25, 2021 7:15 AM