Figure 2-11. Air compressor drive motor controls and air receiver tank pressure gage.

b. Air Pressure Gage. The gage (fig. 2-11) shows

system. During normal operation, it should read

between 125 psi and 150 psi.

the amount of air pressure in the shop set air

2-11. Air compressor drive motor controls and air receiver tank pressure gage.

c. Pressure Switch. The switch (fig. 2-11 ) is a

2-11 ) is used to start and stop the air compressor

pressure-operated electric switch that automatically

s y s t e m . The reset switch will automatically

starts and stops the air compressor to maintain a

disengage when a mechanical or electrical

minimum of 125 psi and a maximum of 150 psi.

malfunction occurs in the air system that causes the

electrical circuit to be overloaded.

d. Start, Stop, and Reset Switch. The switch` (fig.