3.19
ENGINE / COOLING
3
9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
Water Pump Removal
1. Allow engine and cooling system to cool down.
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 retaining water pump to engine
block. Note 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.
Water Pump Installation
1. Replace the (2) sealing O-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 O-rings with fresh engine oil.
3. Remove the shop towel from the water pump drive
access hole in the engine block.
4. Clean the O-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.
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.
Note Orientation of Drive Slot
Clean Surface
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