Chapters per page:
Form #: 620-45A
A thermostat must sense and react to very slight changes in air temperature. This chapter deals with heat and cooling anticipation, wiring diagrams, troubleshooting, installation and service. The chapter also discusses the types and features of flow voltage thermostats, solid-state thermostats, and electronic thermostats.
Form #: 620-47
This chapter covers the differences between the refrigeration compressor and that of the automobile engine as well as the causes of low oil pressure.