Yamaha BIG BEAR 400, Owner'S Manual

Page: 129 / 176

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7. Squeeze the excess water or solvent out
of the foam cover and let it dry.
CAUTION:
_
●
Do not twist the foam cover when
squeezing it.
●
Do not apply oil to the foam cover.
_
8. Inspect the foam cover. If damaged, re-
place it.
9. Install the foam cover onto the air filter el-
ement.
10. Install the air filter element.
11. Install the air filter case cover by fasten-
ing the holders.
12. Install the seat.
NOTE:
_
The air filter element should be cleaned every
20–40 hours. It should be cleaned more often
if the ATV is operated in extremely dusty ar-
eas. Each time air filter element maintenance
is performed, check the air inlet to the air filter
case for obstructions. Check the air filter ele-
ment rubber joint to the carburetor and mani-
fold fittings for an airtight seal. Tighten all
fittings securely to avoid the possibility of unfil-
tered air entering the engine.
_
WARNING
POTENTIAL HAZARD
Using low flash point solvents or gaso-
line to clean the foam cover.
WHAT CAN HAPPEN
Low flash point solvents or gasoline can
catch fire or explode.
HOW TO AVOID THE HAZARD
Use parts cleaning solvent to clean the
foam cover.
U5FU15.book Page 20 Thursday, April 8, 2004 1:29 PM