Polaris 650 2023 Owner's Manual page 148

MAINTENANCE
Brake pads must be replaced when the brake pad material becomes thinner
than 1/16 inch (1.5 mm). A kit is available for replacing brake pads. Your
POLARIS dealer can assist.
Brake failure during operation can result in serious injury or death. Properly
functioning brakes are vital to your safety. Be sure the brake pads do not drag
on the disc and that brake lever travel is not excessive. Always replace brake
pads when the brake pad material becomes thinner than 1/16 inch (1.5 mm).
BRAKE COMPONENTS
q
Brake Caliper
w
Brake Pad Material - Replace when
thickness is less than 1/16 inch (1.5
mm).
e
Brake Disc
EXCESSIVE LEVER TRAVEL
Hydraulic brakes are self-adjusting, but if excessive brake pad clearance
develops, bring the snowmobile to an authorized POLARIS dealer for inspection
and adjustment.
The lightweight brake discs have vent holes that may cause a high-pitched
BRAKE FLUID
Replace brake fluid at least every two years with POLARIS DOT 4 high
temperature brake fluid, or an equivalent product.
After opening a bottle of brake fluid, always discard any unused portion. Never
store or use a partial bottle. Brake fluid is hygroscopic, meaning it rapidly
absorbs moisture from the air. The moisture causes the boiling temperature of
the brake fluid to drop, which can lead to early brake fade and the possibility of
146
WARNING
TIP
sound during operation.
WARNING
accident or serious injury.