Routine Maintenance
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Air Filter:
A
Accumulated debris and dust in the air filter will reduce engine performance, increase fuel consumption and increases the
risk of engine damage. Clean the air filter every 5 hours of operation.
1. Before removing Air Filter Cover, brush away any loose
dirt or debris on and around the filter cover.
2. To remove Air Filter Cover, press on the top tab and pull
cover down (see Fig. 25).
3. Remove and clean foam filter.
•
Light surface dust can readily be removed by tapping the
filter.
• Heavy deposits should be washed out in soap and
water. Squeeze out any remaining water and allow the
filter to completely dry.
Never clean filter in gasoline or other flammable solvents.
4. Add a drop of thin oil to the filter and replace it.
WARNING
Spark Plug:
B
Inspect the spark plug after every 10-15 hours of use; adjust spark plug gap and replace spark plug as necessary. Replace
spark plug every year to maintain engine performance and easy starting.
To inspect or replace the Spark Plug:
1. Remove the insulated spark plug boot.
2. Use the spark plug wrench to remove the Spark Plug, by
turning counter-clockwise.
3. Clean and adjust the spark plug gap to 0.024 – 0.028 in.
(0.6 - 0.7mm).
4. Replace any worn plug with a recommended replacement
(see
PRODUCT SPECIFICATIONS
. Clean and adjust the
spark plug gap to 0.024 – 0.028 in. (0.6 - 0.7mm).
5. Install the Spark Plug finger tight in the cylinder head,
then tighten firmly with the spark plug wrench.
6. Replace the insulated spark plug boot.
Questions? Call Toll Free at 1-800-737-2112
10
Copyright © 2009 MAT Engine Technologies, LLC
Storage
1. Allow engine to cool and empty the fuel tank before storing or
transporting in vehicle. Use up remaining fuel in the carburetor
by starting the engine and letting it run until it stops.
2. When not in use, store Trimmer indoors in a dry location.
Store Trimmer above the reach of children or in a locked
area out of the reach of children.
3. Store unit and fuel in area where fuel vapors cannot
reach sparks or open flames from water heaters, electric
motors or switches, furnaces, etc.
4. When preparing the Trimmer for storage or when Trimmer
will not be used for 30 days or more:
a. Inspect and clean the Trimmer thoroughly.
b. Lightly oil all external metal surfaces.
c. Remove the spark plug, place a few drops of
2-cycle engine oil into the cylinder. Pull the recoil
starter several times to distribute the oil. Replace
the spark plug.
d. Inspect and clean air filter as required.
NOTE:
To prevent fuel gum deposits in the Trimmers carburetor and fuel system, it is acceptable to use fuel stabilizer.
Follow the stabilizer manufacturer’s instructions. Run the engine at least 5 minutes after adding stabilizer.
Fig. 25
Disconnect the spark plug before performing maintenance.
WARNING
PULL DOWN
