Page 310 - Manual Oficina Polaris Sportsman 570 2014 a 2016

ENGINE / COOLING SYSTEM

ENGINE ASSEMBLY - LOWER END 5. Install the crankshaft removal / installation tool on to
the PTO side crankcase.
CRANKCASE ASSEMBLY – PTO SIDE Crankshaft Removal / Installation Tool
1. Lubricate all crankcase bearings with engine oil. PU-50784
Clean sealing surface to remove all oil sealant.
• Install plate q over adapter w.
NOTE
• Evenly attach the assembly q onto the PTO side
Apply Loctite® 641 to the inner race of each of the crankcase flange using the four bolts provided with
crank bearings. tool.
• Place the nut and large washer onto the crankshaft
2. Place crankcase on a sturdy work bench. installation screwe.
• Insert the crankshaft installation screw through the
3. Carefully set the PTO crankcase onto the PTO side threaded portion of the adaptor w.
of the crankshaft. • Fully thread the crankshaft installation screw into the
4. Align the connecting rod with the cylinder area of the clutch bolt threads of the crankshaft.
crankcase. • With the help of an assistant holding the crankshaft,
firmly hold the crankshaft installation screw with a
wrench while tightening the large nut against the
adaptor w.

6. With the help of an assistant, slowly tighten the nut
until the crankshaft is completely seated into the
crankcase bearings.
7. Remove the crankshaft removal / installation tool
from the crankcase.

3.188 9926803 R06 - 2014-2016 Sportsman 325 / ETX / 450 HO / 570 Service Manual
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