Page 93 - Manual Oficina Polaris Sportsman 570 2014 a 2016

MAINTENANCE

4. Remove the access cover . COOLING SYSTEM PRESSURE TEST
System Pressure Test

1. Remove radiator cap cover located under the
storage box access panel. See Chapter 3.
2. Remove recovery bottle hose from coolant filler.
2
3. Connect a Mity-Vac™ to radiator and pressurize
system to 10 PSI (68.9 kpa). The system must retain
10 lbs of pressure for five minutes or longer. If
pressure loss is evident within five minutes, check
radiator, all cooling system hoses and clamps, or
water pump seal.

Mity Vac® Pressure Test Tool: 2870975

5. The pressure cap is now accessible. Radiator Cap Pressure Test
4. Remove radiator cap and test using a cap tester
(commercially available).
5. The radiator cap relief pressure is 13 lbs (89.6 kpa).
Recommended Coolant
Use only Polaris 50/50 Extended Life Antifreeze.

6. Remove the pressure cap and inspect fluid level.
Using a funnel, add coolant until the fluid level is to
the top of the filler neck.
7. Reinstall the pressure cap and install the front access
cover.

9926803 R06 - 2014-2016 Sportsman 325 / ETX / 450 HO / 570 Service Manual 2.27
© Copyright Polaris Industries Inc.