15.
16.
17.
18.
Remove the oil filler cap/dipstick.
If the level is low, slowly
add oil until oil level registers between
high (H) and low (L),
Fig. 3-2 and 3-3 in the Set-Up section.
Repeat Steps 14 & 15 to be sure that the correct oil level has
been achieved.
Once the proper oil level has been confirmed,
install the Oil
Fill Cap/Dipstick.
Tighten
securely
Carefully
disconnect
spark plug wire from grounding
post,
if present.
19.
Carefully
reconnect
the spark plug wire to the spark plug.
NOTE: It is advisable
to recheck the oil level after you have
operated
the engine for a short while, and the normal
engine
operating
temperature
has been achieved.
i_
WARNING!
If the engine
has been running,
the
muffler,
engine
head and spark plug will be very hot.
Be careful not to touch any of these components
until they have cooled.
AirFilter (If soequipped)
NOTE: Not all engines
have air filters, such as engines
used for
snow throwers.
Service the air filter if one is present.
Paper filters cannot
be cleaned
and must be replaced
once a
year; more often if used in extremely
dusty conditions.
ii_
WARNING!
Never use gasoline or low flash point
solvents for cleaning
the air cleaner element.
A fire
or explosion
could result.
NOTE: Never run the engine
without
the air cleaner. Rapid
engine wear will result.
1.
Press the tab on the air filter cover and lift the cover. See
Fig. 6-4.
Air Filter
Cover
Filter
k_
Figure 6-4
2.
Replace paper element
when dirty or damaged.
Clean
foam element
or replace when damaged.
3.
To clean foam element,
separate it from the paper element
and wash in liquid detergent
and water. Allow to dry
thoroughly
before using. Do not oil the foam element.
SparkPlugService
il_l_li
WARNING!
DO NOT check for spark with spark
plug removed.
DO NOT crank engine with spark
plug removed.
Check the spark plug yearly or every 100 operating
hours. To
ensure proper engine
operation,
the spark plug must be properly
gapped
and free of deposits.
r
Electrode
0.02=0.03 in.
_=====-0.60=0.80 rnm
Figure 6-5
1.
Remove the spark plug boot.
2.
Clean the area around the spark plug.
3.
Use a spark plug wrench
to remove the plug.
_
ARNING!
If the engine
has been running,
the
muffler
will be very hot. Be careful not to touch the
muffler.
2.
Visually inspect the spark plug. Discard the spark plug
if there is apparent
wear, or if the insulator
is cracked or
chipped.
Replace the plug if the electrodes
are pitted,
burned
or fouled
with deposits.
4.
Clean the spark plug with a wire brush if it is to be reused.
5.
Measure the plug gap with a feeler gauge. Correct as
necessary by bending
side electrode.
See Fig. 6-5. The gap
should
be set to 0.030 in. (0.76ram).
6.
Check that the spark plug washer is in good condition
7.
Thread the spark plug in by hand to prevent
cross-
threading.
8.
After the spark plug is seated, tighten
with a spark plug
wrench
to compress
the washer.
NOTE:When
installing
a new spark plug, tighten
1/2 turn
after the spark plug seats to compress
the washer. When
reinstalling
a used spark plug, tighten
1/8-1_ turn after the
spark plug seats to compress
the washer.
NOTE:The
spark plug must be securely tightened.
An
improperly
tightened
spark plug can become
very hot and
may damage the engine.
SECTION
6 --
MAINTENANCE
] 5