Figure 8-2. - Compression cycle in a reciprocating air compressor.

NAVEDTRA 10644-G1, air compression systems are described as to basic design, operation, and preventive maintenance. In this chapter we will review some of the earlier material and discuss troubleshooting and overhaul of air compressors and their related controls. So put your ear protection on and come with me.

TYPES OF AIR COMPRESSORS

The three types of air compressors are reciprocating, sliding vane, and screw design. The driving unit provides power to operate the air compressor and is usually a diesel engine. Air

Figure 8-3. - Typical rotary vane compressor.