2010 Polaris Sportsman 850 Service Manual, Page 123Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 123

ENGINE 33Pull the engine toward the front of the vehicle to disengage the enginetransmission coupler Engine Installation
the exhaust retaining nuts to specification Bleed Cooling System 123456Remove radiator cap and slowly add coolant to top
of filler neckFill coolant reservoir tank to full markInstall radiator cap and squeeze coolant lines to force air out of
systemAgain remove radiator cap and slowly add coolant to top of fill neckAlternately elevate the front and back of the vehicle
to allow additional air to vent from the systemStart engine and observe coolant level in the radiatorAllow air to purge and
top off as necessaryReinstall radiator cap securely and bring engine to operating tempCheck coolant level in reservoir tank
after engine has cooled and add if necessary Engine Break In Period The engine break-in period is defined as the first 20
hours of engine operation or full tanks of fuel1Use only Polaris PS-4 Plus Synthetic engine oilNever substitute or mix oil
brandsSerious engine damage can resultUse fuel with minimum octane of 87 (R+M)2 method3Change break-in oil and filter at