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To remove the filter, turn the filter counterclockwise
the wing nut securely. Do not use pliers, finger tight is
using an automotive-type filter wrench.
adequate. Reinstall the side panel.
Before installing the new filter, apply a coating of oil on
the filter gasket. Thread the new filter on by hand until
tight enough to seat the gasket. Loosen the filter.
Then turn It until the gasket contacts the base.
Tighten the filter an additional one-half turn. Start
engine and allow it to run for a few minutes. Shut en -
gine off and check for leaks:
check oil level in
transmission case.
AIR CLEANER
All engine air used for combustion is filtered by a dry-
type air cleaner to assure long engine life.
■i^NOTE
Left side engine panel must be removed to
have access to the air cleaner.
Service the air cleaner element when a loss of power
is noticeable. Discard used element and replace with
a new one at least once a year.
Cleaning the element: The left hand side panel must
be removed to obtain access to the air cleaner
housing. To clean the element, remove the wing nut
and air cleaner cover {see Figure 33 ). Remove the
element from the backplate. Take care to avoid dis -
lodging accumulated dust on the element into the
carburetor inlet. Tap the element lightly on a flat sur¬
face for cleaning. Do not wash or use solvents to
clean elements.
Replacing the element: If the perforated metal sleeve
is dented or the sealing surface damaged, discard and
install a new element. When replacing an element,
always examine the air cleaner backplate and be sure it
is securely tightened to the carburetor. Install a new
backplate if the old one is bent or cracked.
Be sure the element fits around the ledge on the
backplate before installing air cleaner cover. Replace
the cover (rubber gasket must be in place) and tighten
Properly cleaned and installed air cleaner elements
are the best guarantee to continued long and satisfac -
tory engine life.
1. Wing Nut
2. Air Cleaner Cover
CLEANING ENGINE
This tractor has an air-cooled engine. Air must be able
to circulate freely around the engine, through the
screen, shroud, and over the fins of the cylinder head
and cylinder block. Keep these areas free of accumu -
lated dirt and trash or engine will overheat and result in
damaged moving parts. Periodically clean the inside
of the side panels and grille for adequate cooling.
■^NOTE
This machine is designed to cool properly with
the engine side panels in place. Operating
the machine without panels in place may re -
suit in inadequate cooling.
SPARK PLUGS
WARNING
To avoid possible injury, be sure engine is off
and cool before making any adjustment or
repairs.
22
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