2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 25Get this manual
MAINTENANCE Periodic Maintenance Chart
Item Maintenance Interval (whichever comes first) Hours Calendar Miles (Km) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 620 100 12M (1000) 1000 100 12M (1600) 1240 200 24M (2000) 1860 300 36M (3000) Remarks
Fuel system Fuel Filter Radiator Cooling hoses Engine mounts Exhaust mufflerpipe
Check for leaks at tank cap, lines, fuel valve, filter, pump, carburetor; replace lines every two years Replace yearly Inspect; clean external surfaces Inspect for leaks Inspect Inspect Inspect; replace as needed Inspect Inspect for wear, routing, security; apply dielectric grease to connectors subjected to water, mud, etcInspect; clean; replace worn parts Inspect; replace as needed Change every two years Clean out Inspect periodically; adjust when parts are replaced Inspect daily; adjust as needed Adjust as needed