Polaris 2012 RANGER RZR 570 INTL Service Manual page 135

IMPORTANT: The c rankshaft s eal c an be replaced
with the engine installed in the chassis. The engine
does not have to be removed and the crankcase does
not ha ve to b e se parated t o re place the cra nkshaft
seal.
9. Lubricate a new crankshaft seal and slide it over the
PTO end of the crankshaft. with numbers facing OUT.
Be sure seal lip does not fold back when moving over
the crankshaft flange.
10. Use the crankshaft removal / installation tool 
PU-50784 to properly drive the cran kshaft seal into
the crankcase.
• Center plate "A" over the crankshaft so it is resting
on the crankshaft seal.
• Center adaptor "B" over the crankshaft end.
• Place the nut and large washer onto the
crankshaft installation screw "D".
• Insert the crankshaft installation screw "D" through
the threaded portion of the adaptor "B".
• Fully thread the crankshaft installation screw "D"
into the clutch bolt threads of the crankshaft.
• Firmly hold the crankshaft installation screw "D"
with a wrench while tightening the large nut
against the adaptor "B".
A
Nut and
B
Washer
D
9923523 - 2012 RANGER RZR 570 Service Manual
© Copyright 2011 Polaris Sales Inc.
ENGINE / COOLING SYSTEM
11. Drive seal until flush with seal bore.
12. Turn PTO cr ankcase over and support with cr ankshaft
upright.
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