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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Just changed my old control panel with HZ322. I have old

Customer Question

Hi just changed my old control panel with HZ322. I have old dampers with three wires each. two zone control system. I do not see any air from any of the vents blowing. When I test the panel, dampers motor makes constant motor winding noise when in "closed" condition.
Submitted: 1 year ago.
Category: HVAC
Expert:  Daniel Plourde replied 1 year ago.

Hi i am dan I can help you with this. What brand dampers do you have