Bolens 131-730A - Manual (Page 15)

FIGURE 21.
AIR CLEANER
Under normal operating conditions, the air
cleaner, located on top of the carburetor, must be
serviced after every ten hours of use. Under ex­
tremely
dusty operating conditions, the air
cleaner must be serviced after every hour of
operation. Refer to figure 23.
When assembling the air cleaner, make certain
the lip of the foam element extends over edge of
the air cleaner body. The foam element will form a
protective seal.
Step 1. Remove two screws and lift off complete
air cleaner assembly.
Step 2. Remove screen and spacers from foam
element.
Step 3. Remove foam element from air cleaner
body.
Step 4. a. Wash foam element in kerosene or liq­
uid detergent and water to remove dirt.
b. Wrap foam in cloth and squeeze dry.
c. Saturate foam in SAE 30 engine oil,
then squeeze out excess oil.
d. Assemble parts and fasten to car­
buretor with screw.
9. Remove the cotter pin from the transaxle
shifting rod and pull it out of the bracket. See
figure 22.
10. The drive belt can now be removed.
11. Reassemble the new belt in reverse order.
CARBURETOR ADJUSTMENTS
Minor carburetor adjustments may be required to
compensate for differences in fuel, temperature,
altitude and load.
^ WARNING }
FIGURE 22.
If any adjustments are made to the
engine while the engine is runnng
(e.g. carburetor), disengage all
clutches and blades. Keep clear
of all moving parts. Be careful
of heated surfaces and muffler.
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