WM 90 Theory of Operation
wc_tx000388gb.fm 25
4. Theory of Operation
4.1 Application
Rammers are designed to compact loose soils and gravel to prevent
settling and to provide a firm, solid base for the placement of footings,
concrete slabs, foundations, and other structures.
4.2 Recommended Fuel
This engine is certified to operate on automotive unleaded gasoline.
Use only fresh, clean gasoline. Gasoline containing water or dirt will
damage fuel system.
4.3 Before Starting
4.3.1 Read safety instructions at the beginning of this manual.
4.3.2 Make sure that the gas tank is full.
4.3.3 Check engine oil level.
4.3.4 Place rammer on loose soil or gravel. DO NOT start rammer on hard
surfaces such as asphalt or concrete.