This reference covers in detail electrical service information on welded compressors, Copelametic®, Copeland Scroll®, and Copeland Screw® compressors.
In addition, electrical service information is provided for Copeland brand Condensing Units. The booklet is designed to assist the service engineer to better understand the function of such items as motors, relays, starting capacitors, running capacitors and motor protectors. In addition to electrical information, a brief section dealing with diagnosing the causes of compressor failures has been added.