Firman W03661OF, Operator'S Manual, Page: 28 / 126

English Customer Service: 1-844-FIRMAN1
Inspect Muffler and Spark Arrester
1.Inspect the muffler for cracks, corrosion, or other damage.
2.Remove the screws securing the spark arrester in place and then remove it from muffler.
3. Carefully remove the carbon deposits from the spark arrester screen with a wire brush.
4. Replace the spark arrester if it is damaged. If replacement parts are required, make sure to use
only FIRMAN original equipment replacement parts.
5. Position the spark arrester in the muffler and attach with the screws.
NOTICE
Failure to clean or replace spark arrester may result in decreased engine performance.
GENERATOR MAINTENANCE
Make certain that the portable generator is kept clean and dry.
Do not expose the unit to excessive dust, dirt, moisture or corrosive vapors.
Do not insert any objects through cooling slots.
Before each use inspect underneath the generator for signs of oil or fuel. Clean any accumulated
debris. Keep area around muffler free from any debris. Use a soft bristle brush to remove dirt or
caked on oil. Use a damp cloth to clean all exterior surfaces.
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Run the generator at least 30 minutes every month.
Maintenance - Storage