Page 110 - Manual Oficina Polaris Sportsman 570 2014 a 2016

MAINTENANCE

AUXILIARY BRAKE TESTING • Free Play:
The auxiliary brake should be checked for proper MEASUREMENT
function.
Foot Brake Freeplay:
Use the following procedure to inspect the hydraulic
auxiliary (foot) brake system; bleed if necessary. 1/8 - 1/4" (3.2 - 6.35 mm)

If free play is excessive, inspect pedal, linkage, and
master cylinder for wear or damage and replace any
Activation
parts as needed.
1. • Bleeding:
WARNING If free play is correct and brake pedal travel is still
excessive, air may be trapped somewhere in the
Use caution when raising the machine off the ground. If system. Bleed the hydraulic auxiliary brake system in a
the machine is not properly raised and supported, conventional manner, following the procedure outlined
serious injury or death could result from the machine in Brake Chapter 9.
coming off the supports or hoist. Always follow the
instructions of the equipment being used and ensure it
is sufficiently rated for the machine being lifted.

Using an appropriate jack or hoist, raise the rear of
the machine. Ensure it is safely and securely
supported before proceeding.
2. While turning the rear wheels by hand, apply the
auxiliary foot brake. This brake should stop the
wheels from turning when the lever is half way
between rest position and the bottom of the footrest.

Travel
1. check foot brake effectiveness by applying 50 lb.
(approx.) downward force on the pedal.
2. The top of the pedal should be at least 1 inch,
(25.4mm) above the surface of the footrest.
If less than one inch, two things must be examined:

2.44 9926803 R06 - 2014-2016 Sportsman 325 / ETX / 450 HO / 570 Service Manual
© Copyright Polaris Industries Inc.