A common component used on walk-in coolers, freezers, and other refrigeration equipment is the liquid line solenoid. It is a fluid control device that is used to stop the flow of refrigerant to an ...

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire? According to the contractors The ...

You work in a large plant that’s divided into production areas with specific purposes. For example, there’s a stamping area and a finishing area, plus there are areas for specific product lines. One ...