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by barnesed
Tue Oct 07, 2014 12:50 pm
Forum: Help and Advice
Topic: Honeywell RTH8580WF1007-W and BMPlus3000
Replies: 1
Views: 9091

Honeywell RTH8580WF1007-W and BMPlus3000

Installing two Honeywell RTH8580WF1007-W thermostats for a 2-zone system that has a heat pump with oil furnace backup (oil furnace provides hot water coil to air handler). The existing thermostats (2 different models) are wired to a zone panel (EWC Controls Model BMPlus 3000).
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Existing Zone 1 ...