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• Refill the crankcase with 3.4 fl.oz. (100 ml.) of SAE
30 SF, SG, or SH oil.
• Replace the oil fill plug/dipstick.
Air Filter Maintenance
• Open the air filter cover on side of engine by
pushing the tab on the left side in and swinging the
air filter cover out and off. See Figure 9.
• Remove the air filter and screen.
Figure 9
• Wash the filter in detergent and water. Rinse the
filter thoroughly and allow it to dry.
• Apply enough clean SAE 30 motor oil to lightly coat
the filter and squeeze the filter to spread and
remove excess oil.
• Replace the screen and filter.
• Position the hooks on the right side of the air filter
cover into the slots at the right side of the air filter
housing.
• Swing the cover to the left until the tab on the air
filter cover snaps into place in the slot.
Carburetor Adjustment
If the engine will not idle, hesitates or stalls on
acceleration, or there is a loss of engine power have the
carburetor adjusted by an authorized service dealer.
Replacing The Spark Plug
The spark plug should be removed and check after
every 50 hours of operation. To replace the spark plug
proceed as follows:
• Stop the engine and allow it to cool. Grasp the plug
wire firmly and pull the cap from the spark plug.
• Clean dirt from around the spark plug and remove
the spark plug from the cylinder head by turning
counterclockwise using a socket.
• Set the air gap at 0.025 in (0.655 mm.) using a
feeler gauge. See Figure 10.
Figure 10
• Install a correctly gapped spark plug in the cylinder
head and tighten by turning the socket clockwise
until snug. Do not over tighten.
Spark Arrestor Maintenance
• Remove the muffler cover by pressing down on the
corner with a flat blade screwdriver. Slide the
notches on the sides of the muffler cover over the
tabs on the engine cover and remove.
• Remove the screw attaching the spark arrestor
cover to the muffler. See Figure 11.
Figure 11
• Pull the tab on the spark arrestor cover out of the
muffler and remove the spark arrestor cover.
• Remove the spark arrestor screen from the spark
arrestor cover.
• Clean the spark arrestor screen with a wire brash or
replace screen.
• Reinstall the spark arrester screen, spark arrestor
cover, and screw.
Storing Your Cultivator
• Thoroughly clean the unit and inspect for any loose
or damaged parts. Repair or replace damaged
parts and tighten loose screws, nuts, or bolts.
Air Filter
Air Filter Cover
Tab
Screen
Air Filter
Housing
Air Filter
0.025 in. Gap
Muffler
Slot
Spark Arrestor
Screen
Tab
Spark Arrester
Cover
Screw