Yamaha MWS150-C Owner's Manual page 64

Periodic maintenance and adjustment
1. Check the hose on the rear side of
the air filter case for accumulated
dirt or water.
2. If dirt or water is visible, remove
the hose from the clamp, clean it,
and then install it.
TIP
If dirt or water was found in the check
hose, be sure to check the air filter ele-
ment for excessive dirt or damage and
replace it if necessary.
Replacing the air filter element
1. Place the vehicle on the center-
stand.
7
2. Remove the air filter case cover by
removing the screws.
1
2
1. Air filter case cover
2. Screw
3. Pull the air filter element out.
1. Air filter element
4. Insert a new air filter element into
the air filter case. NOTICE: Make
sure that the air filter element is
properly seated in the air filter
case. The engine should never
be operated without the air filter
element installed, otherwise the
2
piston(s) and/or cylinder(s) may
become
[ECA10482]
1
excessively worn.
7-17
1. Air filter element
NOTICE
 The air filter element must be
replaced at the intervals speci-
fied in the periodic maintenance
and lubrication chart.
 The air filter element needs
more frequent replacement if
you are riding in unusually wet
or dusty areas.
 Do not clean the air filter ele-
ment by blowing it with com-
pressed air.
5. Install the air filter case cover by
installing the screws.
1
ECA21220