Page 175 - Manual_Polaris_RZR_ProXP-20-21

ENGINE / COOLING SYSTEM

COOLING SYSTEM SPECIFICATIONS COOLING SYSTEM PRESSURE TEST

1. Remove the coolant bottle cover.
COOLING SYSTEM CAPACITY
2. Remove pressure cap q and pressure test the cap
RZR Pro XP 11.6 qts (10.98 L) using a commercially available pressure tester. The
pressure cap relief pressure is 13 psi. Replace the
cap if it does not meet this specification.
TEMPERATURE SPECIFICATIONS

COOLANT TEMP
CONDITION
° F (° C)
3
Room Temperature 68° F (20° C)
Thermostat Begins Opening 180° F (82° C)

Fan Off (when temp decreases 190° F (88° C)
to)
Fan On (fan speed 50%)
(engine running) (when temp 190° F (88° C)
increases to)
Fan On (fan speed 100%)
(engine running) (when temp 207° F (97° C)
increases to) WARNING

Thermostat Full Open 203° F (95° C) Never remove pressure cap when engine is warm or
hot. The cooling system is under pressure and serious
Fan On (engine OFF) burns may result. Allow the engine to cool before
* fan will run up to 30 seconds 230° F (110° C) servicing.
without engine running
Engine Temperature Overheat 232° F (111° C) 3. To test the cooling system, connect the pressure
Indicator ON tester to the cooling neck w with the correct adapter.

Engine Protection Power 232° F (111° C) 4. The system must maintain 10 psi for five minutes or
Reduction longer. If pressure loss is evident within five minutes,
check the filler neck, radiator, hoses, clamps and
Engine Protection Forced Idle 239° F (115° C)
water pump weep hole for leakage.
Engine Protection Shutdown 246° F (119° C)
& Overheat Indicator Flashes

9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual 3.31
© Copyright Polaris Industries Inc.