2008 Polaris Sportsman 400 HO Owners Manual - Page 94

2008 Polaris Sportsman 400 HO Manual

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Page 94 highlights

MAINTENANCE Air Filter 1. Position the vehicle on a level surface. Place the transmission in gear. 2. Lock the parking brake. 3. Remove the seat. 4. Release the air box cover clips, and remove the air box cover. 5. Loosen the clamp and remove the filter. 6. Remove the fabric type pre-filter from the main filter. Wash the pre-filter in soapy water, then rinse and let dry. 7. Reinstall the pre-filter over the main filter. NOTE: Install a new main filter if needed. Pre-Filter Main Filter 8. Reinstall the filter into the air box and tighten the clamp. Do not over-tighten the clamp, as filter damage could occur. 9. Reinstall the air box cover and the seat. Breather Filter Breather Filter/Hose 1. Remove the left side panel. See page 90. 2. Remove the hose clamps from the filter and pull the filter out of the hoses. Inspect the filter for debris. Blow gently through the filter in the direction of the arrow to check for clogging. Replace a damaged or clogged filter. 3. Check the hoses for cracks, deterioration, abrasion, or leaks. Replace as needed. Reinstall the filter and hose clamps. NOTE: The filter is effective with the arrow pointing in either direction. CAUTION Operation of your vehicle without a breather filter can cause engine damage. Always reinstall the breather filter after removing it for service. 94

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94
MAINTENANCE
Air Filter
1.
Position the vehicle on a level
surface. Place the transmission
in gear.
2.
Lock the parking brake.
3.
Remove the seat.
4.
Release the air box cover clips,
and remove the air box cover.
5.
Loosen the clamp and remove
the filter.
6.
Remove the fabric type pre-fil-
ter from the main filter. Wash
the pre-filter in soapy water,
then rinse and let dry.
7.
Reinstall the pre-filter over the
main filter.
NOTE:
Install a new main filter if
needed.
8.
Reinstall the filter into the air
box and tighten the clamp. Do
not over-tighten the clamp, as
filter damage could occur.
9.
Reinstall the air box cover and the seat.
Breather Filter/Hose
1.
Remove the left side panel. See page 90.
2.
Remove the hose clamps from the filter and pull the filter out of the
hoses. Inspect the filter for debris. Blow gently through the filter in
the direction of the arrow to check for clogging. Replace a damaged
or clogged filter.
3.
Check the hoses for cracks, deterioration, abrasion, or leaks.
Replace as needed. Reinstall the filter and hose clamps.
NOTE:
The filter is effective with the arrow pointing in either direction.
CAUTION
Operation of your vehicle without a breather filter can cause engine damage.
Always reinstall the breather filter after removing it for service.
Main Filter
Pre-Filter
Breather
Filter