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3.45

9925723 R01 - 2015 RZR 900 Service Manual

5. If bearing replacement is required, remove the

retaining ring and heat the stator cover around the

bearing evenly with a heat gun. Tap cover on a soft

work surface to remove the bearing from the

housing. A blind bearing puller can also be used.

Replace bearing if removed.

Water Pump Housing Removal

NOTE: The water pump housing can be serviced

with the engine installed in the chassis (see Chapter

3 – Water Pump Removal, page 3.16).

1. Remove the coolant lines from the thermostat

housing, cylinder inlet and oil cooler. Leave them all

attached to the water pump housing.

2. Remove the three gold colored bolts

retaining the

water pump housing to the engine. Note the location

of the shorter bolt.

3. Remove the water pump assembly from the engine

by using a twisting motion as you pull out on the

housing.

4. If water pump service is required (impeller or

mechanical seal), refer to “ENGINE COOLING

SYSTEM”.

Flywheel Removal

NOTE: The flywheel can be serviced with the engine

installed in the chassis.

1. Remove the stator cover assembly.

2. Remove the starter torque limit gear as an assembly.

3. Inspect gear teeth for damage. Inspect fit of shaft

inside gear and replace gear assembly is clearance

is excessive. Inspect the shaft and bearing surfaces

in the crankcase and stator cover for excessive wear.

ENGINE / COOLING SYSTEM

Polaris 2015 RZR 900 Service Manual

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