Thermostat Replacement - Polaris RZR 900 2017 Service Manual

9. Reverse this procedure for installation. Be sure to
properly fill and bleed cooling system. (see Chapter 3
– Cooling System Bleeding Procedure page
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Upper Radiator Hose
t
Lower Radiator Hose
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Coolant Reservoir
u
Reservoir Hose (to radiator)
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Fan Motor Control
o
Radiator

THERMOSTAT REPLACEMENT

1. Remove the hood.
2. Remove the pressure cap
pressure.
WARNING
Escaping stead can cause burns. Never remove the
pressure cap while the engine is warm or hot. Always
allow the engine to cool before removing the pressure
cap.
9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
© Copyright Polaris Industries Inc.
q
to relieve any system
ENGINE / COOLING SYSTEM
3. Remove the lower radiator hose
to a level below the thermostat housing.
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4. Loosen the hose clamp
hose from the thermostat cover.
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5. Remove the two bolts that retain the thermostat
cover to the engine.
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and drain coolant
and remove the coolant
3.11
3