Ask ACHR NEWS → Once the coil is de-iced, run the system and inspect the evaporator fan (s) to make sure they are running in the proper direction and at full speed. Then, measure the superheat value ...
The defrost termination/fan delay control is a temperature-activated, single pole-double throw switch controlled with a remote sensing bulb (Fig. 1). The control can be an adjustable type. One example ...
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