Tend gasoline engine-driven compressor units.
What does an Insulation Power Unit Tender do?
Tends gasoline engine-driven compressor unit used to blow insulating materials into ceiling and wall spaces of buildings: Pushes button or turns handcrank to start engine. Moves lever to start air compressor. Empties bags of rock wool into hopper of feeding unit where wool is blown by compressed air through hose to sections within ceiling and walls of buildings to obtain insulation against heat or cold. Services engine and compressor unit.