I
OIL FILTER
Change
the crankcase
oil
filter
every 200
hours. Remove
the filter
by turning counterclockwise,
using a
filter
wrench. Add
the
gasket
provided
with
the filter to
prevent
air
loss in
the area
indicated.
It is
advisable
to wipe dry
the
drip pan
located below the filter.
lnstall
the
filter
finger-tight plus 1/4
to
l/2
tnrf,.
ll
oil becomes
so dirty
that the maikings on the
oil
level
indicator
cannot be seen,
change the
filter
and shorten
the filter
service period (see
Figure 15).
OIL
FILTER
FIGURE
I5.
OIL F ILTER
AIR
CLEANER
Proper maintenance
of the air cleaner
is exttemely
important.
Negligence
of
regular routine
maintenance
will
result
in
reduced engine life.
Allowing
the element to
become
plugged
with
dirt will
restrict the intake of
air into the
engine.
Ilspect
the
element
for tiny
holes
or
tears
which would
permit
particles
of dust or
dirt to enter the engine.
Remove the
paper element
every
100
operating
hours
(see
Figure
16)
and
clean by temoving
foam wtapper
and tapping
element agailst
a flat
surface to loosen
dust and
dirt accumulation.
The dirt can
be blown out
from the
clean to the
dirty side, but be
sure to use less
than
100psi air pressure.
The element
and foam wrapper
can be
washed
in
a solution
of warm
water and mild
detergent
if additional
cleaning
seems
necessaty.
The element
will
normally require
500
operating hous and
more
often
ating
conditioris,
replacement
every
under
severe
oper-
FIGU R E
I6.
AIR
CLEANER
CRANKCASE
BREATH ER
Lift off rubber
breather cap. Carefully pry
valve from
cap.
Otherwise
press
hard with
both of your thumbs
on
top
of cap and fingers
below to release valve
f.om
rubber cap.
Wash this fabric flapper
type check valve
in a suitable
solvent.
Dty
and
install.
Position
per-
forated
disc
toward enqine.
AIR
CLEANER
COVER
A
I'l-€
V
AIR
CLEANER
CARlRIDGE
B R
E
ATHER
TUBE
CAP
FLAPPER
ASSEHB LY
TUBE
FROM
AIR
CLEATI€R
BREATHER'
TUBE BAFFLE
CRANKCASE
AREATH ER
Rcmovc
brcather cap. R€move valve trom
cap.
lYach valvc In
fuel. Ory
and install
with
pcrforated
disc
toward entane.
lf
faulty, install ncw valve.
23
FIGURE
I7.
C RAN KCASE BREATHER
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