Maintenance
Recommended Maintenance Schedule
Maintenance Service
Interval
Each use
25 hours
50 hours or yearly
100 hours or yearly
Yearly
1
More often in dusty, dirty conditions.
2
Change oil after the first 5 operating hours.
If you leave the wire on the spark plug, someone could start the engine and seriously injure you
or other bystanders.
Disconnect the wire from the spark plug (Fig. 18) before you do any maintenance. Set the wire
aside so that it does not accidentally contact the spark plug.
1
Figure 18
1. Spark plug wire
Maintenance Procedure
Check engine oil level
Check for loose fasteners
Remove all dirt and debris from around the muffler
Clean the foam pre-filter and the paper air filter
Grease the rear idler assembly
1, 2
Change engine oil
Check/replace the spark plug
Clean the engine and cooling system
Oil the castor wheels and pivot points
Touch up chipped paint
Caution
13
1
1
1
1
Servicing the Air Cleaner
Check foam element before each use. Clean the foam
element and paper cartridge every 25 operating hours.
Clean them more often if you operate in dusty or dirty
conditions. Replace both elements if they are excessively
dirty of damaged.
To clean the elements, complete the following:
1. Stop the engine and pull the wire off of the spark plug.
2. Unscrew the knob and remove the air cleaner cover
(Fig. 19).