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Rick
Rick, HVAC Supervisor
Category: HVAC
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Experience:  40+ yrs. experience as a licensed oil & gas technician.
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have RA832A Honeywell relay on Hydro Therm Model HC100 Has

Resolved Question:

have RA832A Honeywell relay on Hydro Therm Model HC100 Has two zones only want one. 2nd Floor is vacant and don't need to heat. Is there a way to turn it off?
Submitted: 6 years ago.
Category: HVAC
Expert:  Rick replied 6 years ago.
Welcome to Just Answer,

Just disconnect the thermostat wire from the second floor either at the thermostat or where the thermostat connect to a relay at the boiler
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