Spark Arrester; Maintenance Schedule - ITech AT21-132001 Owner’s Manual And Operation Instruction

Spark Arrester

1. Allow the engine to cool completely before servicing
the spark arrester.
2. Remove the two (2) screws holding the cover plate
which retains the end of the spark arrester to the
muf er.
3. Remove the spark arrester screen.
4. Carefully remove the carbon deposits from the spark
arrester screen with a wire brush.
5. Replace the spark arrester if it is damaged.
6. Position the spark arrester in the muf er and attach
with the two (2) screws.
CAUTION
Failure to clean the spark arrester will result in
degraded engine performance.
NOTE
Federal and local laws and administrative
requirements indicate when and where spark
arresters are required. When ordered, spark
arresters are required for operation of this generator
in National Forest lands. In California, this
generator must not be used on any forest- covered
land, brush-covered land, or grass- covered land
unless the engine is equipped with a spark arrester.
MAINTENANCE AND STORAGE

Maintenance Schedule

Follow the service intervals indicated in the following
maintenance schedule.
Service your generator more frequently when operating
in adverse conditions.
Contact our helpline to locate the nearest certified
service dealer for your generator or engine maintenance
needs.
Every 8 hours or daily
Check oil level
Clean around air intake and muf er
Change oil
Every 50 hours or every season
Clean air lter
Change oil if operating under heavy load or in hot
environments
Every 100 hours or every season
Change oil
Clean/Adjust spark plug
Check/Adjust valve clearance*
Clean spark arrester
Clean fuel tank and lter*
Clean combustion chamber
Replace fuel line
21
First 5 Hours
Every 250 hours
Every 3 years