Features and controls, Brakes, Brake fluid – Polaris Phoenix 9921841 User Manual
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FEATURES AND CONTROLS
Brakes
Brake Fluid
An over-full master cylinder may cause brake drag or brake lock-up, which could
result in an accident. Maintain brake fluid at the recommended level. Do not
overfill.
Never store or use a partial bottle of brake fluid. 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 brake failure, which could result in an accident. After
opening a bottle of brake fluid, always discard any unused portion.
Check the brake fluid level in the
master cylinder before each ride.
Always maintain brake fluid at the
recommended level.
The master cylinder is located on
the left handlebar. Maintain the
fluid level 1/4" (6.3 mm) below the
top edge of the master cylinder. Do
not overfill.
1. Position the vehicle on a level
surface. Make sure the handle-
bars are straight.
2. View the fluid level through the
indicator window (eye) on the
top of the master cylinder. The
eye will appear dark when the
fluid level is full. When fluid is low, the eye will be clear.
3. If the fluid level is low add DOT 4 brake fluid only. Do not overfill.
Tip: Under normal operation, the diaphragm extends into the reservoir as fluid
level drops. If the fluid level is low and the diaphragm is not extended, a
leak is likely and the diaphragm should be replaced. To ensure proper dia-
phragm operation, always fill the reservoir as needed whenever the cover is
loosened or removed. Do not overfill.
WARNING
Master
Cylinder
Indicator
Window