2010 Polaris Sportsman 850 Service Manual, Page 23Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 23

MAINTENANCE Air FilterPre-Filter Service It is advisable to replace the filter when it is dirtyHowever, in an emergency,
if necessaryIf the filter has been soaked with fuel or oil it must be replaced Installation: 8Inspect airbox cover seal for
damageIt should adhere tightly to the cover and seal all the way aroundReplace seal as neededReinstall pre-filter screen
over main filterBe sure the screen covers entire surface of main filter without folds, creases, or gapsNOTE: Apply small
amount of general purpose grease to the sealing edges of the filter before reinstalling10Install air filter assembly into
the airbox and position it correctly before closing the airbox coverNOTE: Proper placement of the air filter is important
to prevent air leaks11Close airbox cover and secure cover by tightening the retaining knobs12Check the intake boot for cracks,
deterioration, abrasion, or leaksReplace as neededUnscrew the two knobs retaining the airbox cover and open the coverRemove