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MAINTENANCE
rHECK OIL LEVEL regularly — after each five hours of
operation. BE SURE OIL LEVEL IS MAINTAINED.
rHANGE OIL after first five hours of operation. Thereafter
change every 25 hours of operation. Remove oil drain
plug and drain oil while engine Is warm. Replace drain
plug. Remove oil fill plug, oil-minder or dipstick and refill
with new oil of proper grade. Replace oil fill plug, oil-
minder or dipstick.
: TO SERVICE AIR CLEANER
Clean and re-oil foam element at three month intervals or
, every 25 hours, whicljever occurs first.
NOTE; Service more often under dusty conditions.
STANDARD OIL FOAM AIR CLEANER
1. Remoye two screws and lift off complete air cleaner
assembly.
. 2. Remove screen and spacers from foam element.
3. Remove foam element from air cleaner body.
4. a. Wash foam element In kerosene'or"nqulci detergent
and water to remove dirt.
b. Wrap foam In cloth and squeeze dry.
c. Saturate foam In engine oil. Squeeze to remove
excess oil.
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d. Assemble parts — securely fasten to carburetor with
screws.
When assembling make certain the lip of the foam element
extends over edge of the air cleaner body. The foam
element lip will form a protective seal.
DUCTED OIL FOAM AIR CLEANER
Same as standard except after foam element is removed,
the element support and inside of body should be cleaned
before assembly of the air cleaner.
CARTRIDGE AIR CLEANER
1. Remove air cleaner stud, screw and cover. Replace
cover gasket if damaged.
2. Remove plate screw, washer arid plate.
3. Remove cartridge and clean air cleaner body carefully
to prevent dirt from entering carburetor. Brush dirt from
body thru holes Into duct.'
4. Clean cartridge by tapping gently on flat surface.
a. If very dirty, replace cartridge or wash in a low or non¬
sudsing detergent and warm wat,er solution.
b. Rinse thoroughly from OUTSIDE IN until water is
clear.
c. Cartridge must be allowed to stand and air dry
thoroughly before using.
5. Reassemble air cleaner.
CAUTION: Petroleum solvents, such as kerosene, are not
to be used to clean cartridge. They may cause deterioration
of the cartridge. DO NOT OIL CARTRIDGE. DO NOT USE
PRESSURIZED AIR TO CLEAN OR DRY CARTRIDGE.
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