Firman W01785, Operator'S Manual, Page: 28 / 41

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
Inspect Muffler and Spark Arrester
1.Remove the maintenance cover and inspect the muffler for cracks, corrosion, or other damage.
2. Loosen the spark arrester screws, remove the spark arrester cover, and with a thin blade
screwdriver remove the spark arrester.
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.
English Customer Service: 1-844-FIRMAN1