Inspecting And Measuring; Installing Front Brake Shoes; Installing Rear Brake Pads - Arctic Cat 2012 DVX 90 Service Manual

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Inspecting and Measuring

1. Inspect the pads for gouges, chips, or wear.
2. Inspect the disc for gouges, grooves, cracks, and
warpage.
3. Using a calipers, measure the thickness of each brake
pad.
4. If the thickness of any brake pad is less than 1.0 mm
(0.039 in.), the brake pads must be replaced.
 NOTE: The brake pads should be replaced as a set.

Installing Front Brake Shoes

1. Place the brake shoes onto the backing plate over the
stationary pivot pin and rotating cam.
2. Install the brake return spring.
3. Install the wheel hub, washer, and castle nut. Tighten
the castle nut to 45 ft-lb; then install a new cotter pin.
4. Install the wheel. Tighten to 30 ft-lb.
5. Repeat this procedure for the other side; then adjust
the brake (see Adjusting Front Wheel Brake in this
sub-section).
6. Remove the ATV from the support stand.

Installing Rear Brake Pads

1. Place the inner pad spring clip into position and
install the inner brake pad; then install the outer pad
onto the holder pins.
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2. Place the assembled caliper into position on the disc;
then secure with the two cap screws. Tighten to 22 ft-lb.
 NOTE: Always compress the hydraulic brake lever
several times to check that the brakes are firm. If the
brakes are not firm, bleeding the system will be nec-
essary (see BLEEDING in this sub-section).
BLEEDING
To bleed the brake system, use the following procedure.
1. Remove the brake fluid reservoir cover and fill the
reservoir with DOT 4 brake fluid.
2. Install and secure the cover.
3. Remove the protective cap from the bleed screw and
connect one end of a clear hose to the bleed screw
and direct the other end into a suitable container.
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4. Slowly compress the brake lever several times; then
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while holding slight pressure on the brake lever, open
the bleed screw and watch for air bubbles in the hose.
Close the bleed screw before releasing the brake lever.
Repeat this procedure until no air bubbles are present.
Manual
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KM222
KM207A
AF637D
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