PowerMax PMG 4500iSR, Operator'S Manual, Page: 18 / 50

18
MAINTENANCE
Before inspecting or servicing this machine, make sure the engine is off and no parts are
moving. Disconnect the spark plug wire and move it away from the spark plug.
If you are unsure of how to perform a maintenance task, have the unit serviced by
Pre-Operation Steps
After Each Use
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After First 5 Hours
After 8 Hours or Daily
Annually (25 hr Use)
Inspect
Annually (100 hr Use)
Change Engine Oil after the first 25 hours, again at 50 hours; then every 100
hours thereafter
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