Polaris Ranger RZR XP 900 2011 Service Manual page 70

ENGINE I COOLING
Water Pump Removal
1. Allow engine and cooling system to cool down.
A
CAUTION
Be sure the engine has cooled and no pressure
is built up in the cooling system before removing
the pressure cap. The coolant may be hot and
could cause severe injury or burns.
2. Remove both seats and the engine service panel.
3. Disconnect the (-) negative battery cable.
4. Remove all debris and thoroughly clean water pump area
and RH side of engine block.
5. Remove the hood.
6. Remove the pressure cap from the filler neck.
7. Drain cooling system as outlined in this chapter.
8. Elevate the rear of the vehicle off the ground using a
suitable ATV lift and remove the right rear wheel.
9. Remove the right rear shock lower mounting bolt. Discard
the nut. Swing and support right rear shock rearward to gain
access to water pump area.
10. Remove the (5) coolant hoses that are attached to the water
pump. Note location and routing for installation. Be sure
to catch and dispose of coolant properly.
11. Remove the (3) bolts holding the water pump to the engine
block. Make note of different bolt lengths for installation.
12. Remove water pump from engine by gently twisting and
rocking the water pump housing while pulling outward.
13. Maneuver water pump downward and remove it through
the access hole in the skid plate.
14. Plug the water pump drive access hole in the engine block
with a clean shop towel.
3.18
Water Pump Installation
1. Replace the (2) sealing a-rings on the water pump
housing.
NOTE: Do not reuse the water pump O-rings. Always
use NEW O-rings each time the water pump is
removed.
2. Lubricate new a-rings with fresh engine oil.
Use New O-rings
1\
Lubricate with Engine Oil
3. Remove the shop towel from the water pump drive access
hole in the engine block.
4. Clean the a-ring sealing surface in the engine block using
a clean shop towel.
5. Use a shop light to illuminate the water pump drive access
hole in engine crankcase.
6. Note orientation of the water pump drive slot.
9923144 - 2011 RANGER RZR XP 900 Service Manual
©
Copyright 2011 Polaris Sales Inc.