2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 67Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 67

ENGINE Engine Installation Notes After the engine is installed in the frame, review this checklist and perform all steps
and slowly add coolant to top of filler neckIt may be necessary to raise the rear of the vehicle to aid in the complete filling
of the radiator2Fill coolant reservoir tank to full mark3Install radiator cap and squeeze coolant lines to force air out
of system4Again remove radiator cap and slowly add coolant to top of fill neck5Start engine and observe coolant level in
the radiatorAllow air to purge and top off as necessaryReinstall radiator cap and bring engine to operating tempCheck level
in reservoir tank after engine is cool and add coolant if necessaryEngine Break In Period Cycle Engine Break-In Period is
defined as the first 10 hours of engine operation or full tanks of fuel1Use only Polaris Premium All Season synthetic oil,
or API certified "SH" oil.Never substitute or mix oil brandsSerious engine damage can result2Use fuel with minimum octane
of 87 (R+M)2 method3Change break-in oil and filter at 20 hours or 500 miles, whichever comes first Cylinder Hone Selection