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Changing the Engine Oil
1. Start and run the engine for a few minutes to warm
the engine oil.
2. Place a drain pan at the rear of machine, under the
drain plug (Figure 22).
3. Remove the drain plug.
4. Push down on the handle to tip the mower and the
engine backward, allowing more oil to run into the
drain pan.
5. Install the drain plug and refill the crankcase with the
proper oil; refer to Checking the Engine Oil Level
(page 15).
Servicing the Air Cleaner
Service Interval: Every 50 hours—Clean and oil the air
cleaner foam element. (More often in
dirty or dusty conditions)
Every 100 hours—Replace the paper air filter element.
(More often in dirty or dusty conditions)
Important: Service the air cleaner more often in dirty
or dusty conditions
1. Make sure the wire is off of the spark plug.
2. Remove the wing nut securing the air cleaner cover and
remove the cover (Figure 24).
1
Figure 24
1. Air cleaner cover
3. Clean the cover thoroughly.
4. If the foam element is dirty, remove it from the paper
element (Figure 25) and clean it thoroughly, as follows:
A. Wash the foam element in a solution of liquid
soap and warm water. Squeeze it to remove dirt,
but do not twist it because the foam may tear.
B. Dry the foam element by wrapping it in a clean
rag. Squeeze the rag and foam element to dry it,
but do not twist it.
C. Saturate the foam element with clean engine oil.
Squeeze the element to remove excess oil and to
1. Wing nut
2. Air cleaner cover
3. Plastic wing nut
5. Check the condition of the paper element. Clean it by
6. Install the foam element, paper element, and air cleaner
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distribute the oil thoroughly. An oil damp element
is desirable.
1
2
3
4
5
Figure 25
gently tapping or replace it as required.
Important: Do not use compressed air to clean
the paper element.
cover.
Important: Do not operate the engine without the
air cleaner element because extreme engine wear
and damage will likely result.
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4. Foam element
5. Paper element
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