Brake Bleeding / Fluid Change - Polaris 2015 RZR 900 Service Manual

BRAKE SYSTEM

BRAKE BLEEDING / FLUID CHANGE

NOTE: When bleeding the brakes or replacing the
fluid always start with the furthest caliper from the
master cylinder. This procedure should be used to
change fluid or bleed brakes during regular
maintenance.
Always wear safety glasses when handling chemicals
and fluids.
CAUTION
Brake fluid will damage finished surfaces.
Do not allow brake fluid to come in contact
with finished surfaces.
1. Clean master cylinder reservoir cover thoroughly and
remove the cover .
2. If changing fluid, remove old fluid from reservoir
with a Mity Vac™ pump or similar tool.
Mity Vac™: PN 2870975
3. Add brake fluid to the indicated MAX level of
reservoir.
Polaris DOT 4 Brake Fluid
(PN 2872189)
4. Begin bleeding procedure with the caliper that is
farthest from the master cylinder. Install a box end
wrench on caliper bleeder screw. Attach a clean,
clear hose to fitting and place the other end in a
clean container. Be sure the hose fits tightly on
fitting.
9.8
CAUTION
9925723 R01 - 2015 RZR 900 Service Manual
© Copyright 2014 Polaris Industries Inc.
5. Have an assistant slowly pump foot pedal until
pressure builds and holds.
6. Hold brake pedal down to maintain pedal pressure,
and open bleeder screw
release pedal.
NOTE: Do not release foot pedal before bleeder
screw is tight or air may be drawn into master
cylinder.
7. Repeat procedure until clean fluid appears in bleeder
hose and all air has been purged. Add fluid as
necessary to maintain level in reservoir.
Maintain at least 1/2"(1.27 cm) of brake fluid in the
reservoir to prevent air from
entering the master cylinder.
8. Tighten bleeder screw securely and remove bleeder
hose. Torque bleeder screw to specification.
1
9. Repeat steps 5 - 8 for the remaining calipers.
10. Add brake fluid to MAX level inside reservoir.
Master Cylinder Fluid Level
Between MIN and MAX lines on reservoir.
11. Install master cylinder reservoir cover.
. Close bleeder screw and
CAUTION
Bleeder Screw:
48 in-lb (5 Nm)