The function of a crankcase heater in a compressor is to prevent refrigerant from migrating and condensing in the compressor's crankcase during the off-cycle. When the compressor is not running, the refrigerant pressure in the system equalizes. If the crankcase is colder than other parts of the system, refrigerant will migrate to the crankcase and condense in the lubricating oil. This dilut....
Log in to view the answer
