2010 Polaris Sportsman 850 Service Manual, Page 15Get this manual
MAINTENANCE Maintenance Intervals
Maintenance Interval (whichever comes first) Hours Steering Front Suspension Rear Suspension Tires Brake Fluid Level Brake Lever Travel Brake System Passenger Seat Mechanism WheelsFasteners Frame Fasteners Engine Oil Level Air Filter, Pre-filter Coolant ADC Fluid Power Steering Unit (if equipped) Head LightsTail Lights Air Filter (main element) Brake Pad Wear Battery Engine Oil Change (Break-in Period) Front Gearcase Fluid Rear Gearcase Fluid Transmission Fluid ADC Fluid 10 20 20 25 25 25 25 Calendar Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Pre-Ride Daily Daily Daily Daily Daily Weekly Monthly Monthly 1M Monthly Monthly Monthly Miles (KM) 100 (160) 200 (320) 250 (400) 250 (400) 250 (400) Inspect;clean often Check level daily, change coolant every two years Check level daily, add as needed Inspect daily, clean often Check operation; apply dielectric grease if replacing Inspect; replace as needed Inspect periodically Check terminals; clean; test Perform break-in oil change at one month or 20 hours, whichever comes first Inspect level Inspect level Inspect level Change ADC fluid during extreme use onlyRefer to 200 Hour interval for normal useInspect and make adjustments as neededSee Pre-Ride Checklist later in this chapter