Periodic maintenance and adjustment
7-11
7
5. Apply YAMALUBE foam air filter
oil to the entire surface of the
sponge material, and then
squeeze out the excess oil.
The sponge material should be
wet but not dripping.
If YAMALUBE foam air filter oil is
not available in your area, another
high-quality foam air filter oil may
be used instead.
6. Pull the sponge material over the
air filter element frame.
7. Insert the air filter element into the
air filter case by aligning the pro-
jection on the element with the slot
in the case, and then install the
wing bolt and its washer.
NOTICE: Make sure that the air
filter element is properly seated
in the air filter case. The engine
should never be operated with-
out the air filter element in-
stalled, otherwise the piston(s)
and/or cylinder(s) may become
excessively worn.
[ECA10482]
NOTICE: Be sure to install the
washer with its curved side fac-
ing outward as shown.
[ECA16692]
8. Install the seat.
1. Slot
2. Projection
1. Washer
UBR811E0.book Page 11 Thursday, March 21, 2019 10:27 AM
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