Unless the OEM says something different, look for 5-6 volts DC to the defrost sensor from the heat pump's defrost control board. Take time to diagnose the problem correctly. Spending this time and ...

The defrost sensor and control system works automatically so that at a certain temperature it turns the defrost heater off. In most cases, a Thermal Fuse is also included as a safety device for ...

There is no separate defrost timer. They typically control the defrost cycle in the same manner as a separate defrost timer. The cycle is initiated by time and terminated by temperature; however, ...

The Ice*Meister Model 9734-HTR self-defrosting industrial ice-detecting sensor system allows any controlling host to respond to the earliest formation of ice and take remedial action in real time ...

The defrost sensor, ... That’s the control board. He said it’s in the back, above the lower panel, usually behind a cover. Some pop out. Others have one or two screws.