Maintenance
Cooling System
3
3-2
WM doc 9/18/19
Maintenance
3.2
Cooling System
Wash the engine or brush off sawdust and debris every 50 hours of operation. Clean the
grass screen, cooling fins, and external surfaces. Remove any dust, dirt or oil. See
engine manual for further instructions.
3.3
Air Filter & Pre-Cleaner
WARNING!
Always wear proper and necessary safety equipment
when performing service functions. Proper safety equipment includes
eye protection, breathing protection, hand protection and foot protec-
tion.
Service the pre-cleaner every four hours of operation. Service by gently shaking excess
sawdust and debris from the foam piece.
Clean the air filter (air cleaner element) and pre-cleaner (element wrapper) every eight
hours of operation. See the engine manual for further instructions.
Replace the air filter (cleaner) every 200 hours of operation.
Replace the pre-cleaner (element wrapper) every 2000 hours of operation.
3.4
Fuel Filter
Replace the fuel filter every 100 hours of operation or as required for engine perfor-
mance.
3.5
Miscellaneous Maintenance
Inspect the spark plugs every 100 hours of operation. Remove any deposits and adjust
gap if necessary. See engine manual for further information.
Review the manufacturer's engine manual for maintenance intervals.
50
4
8
200
2000
100
100
