Polaris RANGER ETX 2015 Owner's Manual page 251

Table of Contents

1. Remove the stator cover (Refer to "Stator Cover

Removal", page 3.155)

2. Remove the two oil pump sprocket bolts and

washers. Discard the bolts and replace with new for

assembly. Remove the sprockets and chain from the

3. Inspect the oil pump chain for worn or missing rollers

or damage. Chain should be replaced as a set with

sprockets if sprocket teeth are worn.

The larger oil pump sprocket

shaft extension, the smaller oil pump sprocket

mounts to the oil pump shaft.

9926806 R03 - 2015 - 2016 RANGER ETX / 570 2-SEAT 2015 - 2016 RANGER 570 CREW Service Manual

mounts to the balance

ENGINE / COOLING SYSTEM

4. Remove the upper oil pump sprocket spacer.

5. Remove the three bolts securing the oil pump cover

to the crankcase.

6. Grasp the oil pump shaft and pull it outward to

remove the shaft, oil pump cover and inner oil pump

geroter. This will prevent the oil pump drive pin from

falling out and into the crankcase.

The gerotor set has two orientation dots that must be

installed inward upon assembly

(Figure 1 on the next page).

7. Remove the center geroter, pin and shaft from the oil

There is a spacer

in between the inner oil pump

geroter and the oil pump cover.

8. Remove the oil pump geroter that is in the engine

case (if needed).

9. Clean the geroters to remove oil.

Chapters

Table of Contents