When the heating thermostat contact closes, a circuit exists to the time delay relay (TDR) and ____.

Name: When the heating thermostat contact closes, a circuit exists to the time delay relay (TDR) and ____.
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Question

Quizplus · Accepted Answer

When the heating thermostat contact closes, it typically completes a circuit to the time delay relay (TDR) and the draft motor relay (DMR). The DMR then activates the draft motor, which is essential for ensuring proper ventilation and air flow before the heating process begins.

When the Heating Thermostat Contact Closes, a Circuit Exists to the Time