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Control NG wall furnace via definite purpose contactor

Zopkios

Apr 18, 2022
1
Joined
Apr 18, 2022
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I want to disable a built-in 120VAC stat in a NG wall furnace. And instead control it with a Honeywell R8845U-1003 relay switch at 24VAC. To do so, I propose using a definite purpose contactor with a 24VAC coil. Need a wiring diagram.
 

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