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MAINTENANCE SCHEDULE
,_ I WARNING: To prevent serious injury, never I
perform maintenance or repairs with unit running. I
Always service and repair a cool unit, Disconnect the
spark pug w re to ensure that the un t cannot start,
Perform these required maintenance procedures at the
frequency stated in the table. These procedures should also be
a part of any seasonal tune-up.
NOTE: Maintenance, replacement, or repair of the emission
control devices and system may be performed by a Sears
or other qualified service dealer. Call 1-800-4-MY-HOME ®
for more information.
In order to assure peak performance of your engine, inspection
of the engine exhaust port may be necessary after 50 hours of
operation, Ifyou notice lost RPM, poor performance or general
lack of acceleration, this service may be required. If you feel
your engine is in need of this inspection, refer service to a
Sears or other qualified service dealer. Call 1-800-4-MY-
HOME ® for more information. DO NOT attempt to perform this
process yourself as engine damage may result from
contaminants involved in the cleaning process for the port,
3, Wash the filter in
detergent and water
(Fig. 16). Rinse the filter
thoroughly, Squeeze
out excess water, Allow
it to dry completely,
4, Apply enough clean SAE
30 oil to lightly coat the
filter (Fig, 17).
5. Squeeze the filter to
spread and remove
excess oil (Fig, 18).
6. Replace the air filter
inside the air filter/muffler
cover (Fig, 15).
Fig. 15
FREQUENCY MAINTENANCE REQUIRED SEE
Before star_ing Fill fuel tank with fresh fuel p. 5
engine
Every 10 hours Clean and re-oil air filter p. 8
Check and clean spark arrestor p. 8
Every 25 hours
Check spark plug condition and gap p. 9
Inspect exhaust port and spark
Every 50 hours arrestor screen for clogging or p. 9
obstruction
AIR FILTER MAINTENANCE
WARNING: To avoid serious personal injury,
always turn your unit off and allow it to cool before
clean or service it,
Removing the Air Filter/Muffler Cover
1. Remove the four (4)screws
securing the air filter/muffler
cover (Fig, 14). Use a fiat
blade or T20 Torx bit
screwdriver.
2. Pull the cover from the
engine. Do not force.
Cleaning the Air Filter
Failure to maintain your air
filter properly can result in poor
performance or can cause
permanent damage to your
engine,
1. Remove air filter/muffler
cover. Refer to Removing Fig. 14
the Air Filter/Muffler Cover
above,
2. Turn cover over and look inside to locate the air filter.
Remove the air filter from inside the air filter/muffler cover
(Fig. 15).
,Screws
Fig. 16 Fig. 17
Reinstalling the Air Filter/Muffler
Cover
1. Place the air filter/muffler cover /
over the back of the carburetor
and muffler, Align the screw holes.
2. Insert the four (4) screws into the
holes in the air filter/muffler cover
(Fig, 12) and tighten. Do not over J ,
tighten. Fig. 18
SPARK ARRESTOR MAINTENANCE
NOTE: Pay close attention when disassembling the muffler so
you can put it back together correctly. Failure to do so will
damage the unit and may cause serious personal injury.
1. Remove air filter/muffler cover. Refer to Removing the Air
Filter/Muffler Cover (p. 8).
2, Locate the muffler, but do not remove it. Find the screw on
the bottom of the muffler (Fig. 19). This screw holds the Spark
Arrestor Hood Assembly and the spark arrestor screen to the
bottom of the muffler, Remove this screw using either a Torx
T20 or flat blade screwdriver,
3. Using a small flat blade screwdriver, carefully pry up the
spark arrestor screen from the recessed hole, taking care to
notice that the "raised" part of the spark arrestor screen is
inside the recessed hole. Remove the spark arrestor screen
from the muffler.
4. Clean the spark arrestor screen with a wire brush, Replace it
if it is damaged, or if you are unable to clean it thoroughly.
5, Reinstall the spark arrestor screen by putting the "raised" portion
of the screen inside the recessed hole of the muffler, Make sure
that the spark arrestor screen fits flat against the muffler.
6, Place the spark arrestor plate on top of the spark arrestor screen
with the raised side up and the opening facing toward the engine
(Fig. 19)
7, Place the spark arrestor hood on top of the spark arrestor
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