3.10
9930588 R02 - 2017-2020 RZR 900 900/S 900/S4 1000/S 1000/S4 Service Manual
© Copyright Polaris Industries Inc.
RADIATOR CAP PRESSURE TEST
1. Open the front hood.
WARNING
Escaping steam 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.
2. Remove radiator pressure cap and test using a
commercially available pressure cap tester.
3. Replace cap if it does not meet the specification.
Radiator Cap Pressure Relief
13 PSI
RADIATOR REMOVAL / INSTALLATION
NOTICE
This procedure should also be followed for radiator fan
replacement.
1. Remove the hood and front bumper. (see Chapter 10
– Front Bumper Removal page 11.17)
2. Remove the four fasteners retaining the front bumper
support to the main frame.
3. Drain radiator by removing the lower radiator hose
q
.
Be sure to catch and dispose of coolant properly.
WARNING
The cooling system is under pressure. Allow engine to
cool before servicing or serious burns may result.
4. Disconnect the cooling fan electrical connector.
5. Remove the upper radiator hose from the radiator.
6. Remove the four upper radiator support fasteners
w
and disconnect the coolant reservoir hose
e
.
7. Lift radiator up to disengage it from its lower mounting
points. Tilt top of radiator outward and remove the
radiator from the vehicle.
8. Separate the fan motor assembly from the radiator.
Inspect fan blades for damage.
ENGINE / COOLING SYSTEM