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by handyhomeowner
Mon Nov 24, 2014 6:50 pm
Forum: Help and Advice
Topic: Buzzing in control panel
Replies: 1
Views: 9299

Buzzing in control panel

We have a HE Oil furnace with an EWC ST-2E Ultra-Zone control system. We have been having an issue where the furnace will not kick on for Zone 2, but it will for Zone 1.

Example: If I set the Zone 1 thermostat to 60 degrees, and set the Zone 2 thermostat to 70 degrees, the furnace will not stay ...