Polaris Offroad Vehicle Owner's Manual page 112

CAUTION: Operation of your ATV without a breather filter can cause engine dam-
age.
Breather Filter and Hoses
Scrambler 500
WARNING: Do not perform this operation immediately after the engine has
been run. The exhaust system becomes very hot and can cause severe burns.
1. Remove heat shield screws
and front fender to floorboard
screws. Pull fender up and
slide heat shield out the front.
2. Reach up under frame rail
and remove clamps and
filter.
3. Inspect filter for debris. Blow
through gently in direction of
arrow on filter to check for
clogging. Replace as
needed.
4. Check hoses for cracks,
deterioration, abrasion, or
leaks. Replace as needed.
5. Reinstall filter and clamps with arrow pointing toward engine. Reinstall heat
shield. NOTE: Breather filter life is longer when airbox pre-filter is in place.
Never operate ATV without pre-filter.
Breather Filter and Hoses
425 Engines
1. Remove the clamps and pull the filter
out of the hoses. NOTE: It will not be
necessary to remove the lower hose
from the engine.
2. Inspect filter for debris. Blow through
gently in direction of arrow on filter to
check for clogging. Replace as
needed.
3. Check hoses for cracks,
deterioration, abrasion, or leaks.
Replace as needed.
4. Reinstall filter and clamps with arrow pointing toward engine. NOTE:
Breather filter life is longer when airbox pre-filter is in place. Never operate the
ATV without the pre-filter.
MAINTENANCE
Breather
Filter
Breather
Filter
102