One item that requires occasional tender loving care is the vacuum ... oil leaking from the engine catches our attention and is then traced back to the area where the power-steering pump’s ...

A vacuum pump requires less pumping than a piston pump but comes with a fixed-size container: Be sure its capacity matches your needs. Many businesses use waste-oil heaters and will be glad for the ...

A cheap vacuum pump will get you part of the way there, but to really pull a hard vacuum, you need an oil diffusion pump that costs multiple tens of thousands of dollars. Or, you need a bunch of ...

One technology that has taken hold in the last 10 years is a priming pump that totally eliminates the need for lubricant - it is "oil-less" - a rotary-vane vacuum pump that runs dry with no ...

Fortunately, Peterson Fluid Systems recently introduced a new belt-drive oil pump and vacuum pump combination that looked like it would fit our needs. The Peterson oil pump uses the same mounting ...

Since the ability of a vacuum pump to achieve the required micron level will depend on the cleanliness and dryness of its oil, any water vapor that is condensed will dissolve into the vacuum pump's ...