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Maintenance
Figure 29
1. Wing nuts 4. Foam element
2. Cover
5. Base
3. Paper element
4. Remove the cover.
Note: Be careful to prevent dirt and debris from
falling into the base.
5. Remove the foam and paper elements from the
base.
6. Remove the foam element from the paper
element.
7. Inspect the foam and paper elements, and replace
them if they are damaged or excessively dirty.
8. Tap the paper element on a hard surface several
times or use compressed air not exceeding 30
psi (207 kPa) through the lter from the wire
screen side to remove any excess dirt. If the paper
element is excessively dirty, replace it.
Note: Never try to brush dirt off the paper
element; brushing forces the dirt into the bers.
9. Clean the foam element in warm, soapy water or
in a nonammable solvent.
10. Rinse and dry the foam element thoroughly.
11. Dip the foam element in clean engine oil, then
squeeze out the excess oil.
Note: Excess oil in the foam element restricts
the air ow through the element and may reach
the paper lter and clog it.
12. Wipe dirt from the base and the cover with a
moist rag.
Note: Be careful to prevent dirt and debris from
entering the air duct leading to the carburetor.
13. Install the air cleaner elements and ensure that
they are properly positioned.
14. Securely install the cover with the two wing nuts.
Change Engine Oil
Service Interval: After the rst 5 hours
Every 50 hours (May need
more often under severe
conditions.)
1. Run the engine to warm the engine oil.
Note: Warm oil ows better and carries more
contaminates.
WARNING
Oil may be hot after engine has been
run. Contact with hot oil can cause severe
personal injury.
Avoid contacting the hot engine oil when you
drain it.
2. Stop engine, wait for all moving parts to stop.
3. Disconnect the wire from the spark plug.
4. Drain the gasoline from the fuel tank. Refer to
Emptying the Fuel Tank and Cleaning the
Fuel Filter section.
5. Place a suitable drain pan under the dipstick/oil
drain.
6. Clean around the dipstick.
7. Remove the dipstick by rotating the cap
counterclockwise and pulling it out.
8. Raise the left side of the lawn mower to drain the
oil from the dipstick ll tube into the drain pan.
9. After draining the oil, return the lawn mower to
the operating position.
10. Fill the crankcase with fresh oil to the upper limit
mark on the dipstick.
11. Insert the dipstick into the ller neck and rotate
the cap clockwise until it is tight.
12. Wipe up any spilled oil.
13. Connect the wire to the spark plug.
14. Recycle the used oil according to local codes.
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