See also:

Put the Jack in Place
The base of the jack should be placed on firm, level ground. The jack should be positioned as shown in the drawing. ...

Heating controls
For normal heating operation, set the air intake control to the fresh air () position and the air flow control to the floor () position. For faster heating, the air intake control should be ...

Drive Belts
Inspect all drive belts for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary. Drive belts should be checked periodically for proper tension and adjusted as neces ...