7. After the spark plug is seated. Tighten with a spark
plug wrench to compress the Washer.
If installing a new spark plug, tighten 1/2turn after the
spark plug Seats to compress the washer. If reinstalling
a used spark plug, tighten 1/8 -1/4 turn after the spark
plug seas to Compress the washer.
The spark plug must be securely tight-
ened. An Improperly tightened spark
plug can become very hot and could
damage the engine. Never use spark plugs which
have an improper heat range, use only the recom-
mended spark plugs or equivalent.
12. MAINTENANCE SCHEDULE
REGULAR SERVICE PERIOD
Performed at every indicated month or operating
hour interval whichever comes first.
ITEM:
Engine Oil
Air cleaner
Sediment Cup
Spark plug
Spark arrester (optional parts)
Valve Cleaner
Fuel tank and strainer
Fuel line
Service- more frequently when used in dusty areas.
(1)
These items should be serviced by an authorized generator dealer, unless the owner has the proper tools and is mechanically
(2)
proficient.
For professional commercial use, long hours of operation to determine proper maintenance intervals.
(3)
32
EN
Cause use
Check level
Change
Check
Clean
Clean
Check.-Clean
Clean
Check-Adjust
Clean
Check
Every
First month
3 months
or 20 hrs
or 50 hrs
(1)
Every 2 years (replace if necessary
Every
Every year
6 months
or 300 hrs
or 100 hrs
(2)
(2)
(2)