Standard manual thermostats, Ct50a, Ct51a manual – Honeywell CT53A User Manual
Page 2: Ct53a manual, Gas or oil heat with cooling - 4 or 5 wires, Hot water - 2 wire zone valves (r,w), Hot water (no circulation pump) - steam, Electric furnace, Millivolt - standing pilot gas heat - 2 wires, Ct51a – canada
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Standard manual thermostats, Ct50a, Ct51a manual | Ct53a manual, Gas or oil heat with cooling - 4 or 5 wires, Hot water - 2 wire zone valves (r,w), Hot water (no circulation pump) - steam, Electric furnace, Millivolt - standing pilot gas heat - 2 wires, Ct51a – canada | Honeywell CT53A User Manual | Page 2 / 2
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