WebFeb 22, 2009 · The model no is rth7400d1008. I pressed some button and now the thermostat will only turn on if it's on the "schedule" that I did not set up. So when I set the thermostat to heat to 70, for example, it will stay on for … WebJan 18, 2006 · I'm attempting to replace the old thermostat for my heat pump with a new programmable Honeywell RTH7400D. The old setup was: O (white wire) G (green) Rc (red) Y jump W (yellow) The new tstat manual suggests: O -> O/B G -> G Rc -> R jump Rc Y -> Y W -> AUX So I'm not sure what to do about that jumpered Y/W pair.

Clear Schedule on a Honeywell Thermostat Easily! - HowTL

WebJun 5, 2014 · New Honeywell Thermostat runs both Heat and Cool at Same Time! I recently purchased a new home and replaced the old Honeywell Chronotherm with a new Honeywell thermostat (Model #: … WebOct 11, 2016 · Printable and downloadable Honeywell Thermostat RTH7400D user guide pdf Model:RTH7400D Page:64 Loading… Download (PDF, 1.71MB) Note: For opening this … health food store elliot lake

Honeywell RTH7400D User Manual - Page 1 of 64

http://www.honeywellmanual.com/honeywell-thermostat-rth7400d-owners-manual/ WebHoneywell rth7400d1008 installation manual The Honeywell mercury thermostat has been installed in homes and businesses for decades, though it is used less often since the digital programmable thermostat became popular. Turn off power to the. I have an old Honeywell LR thermostat control. I would like to replace my old Honeywell LR 30V ... WebHoneywell RTH7400D Owner's Manual (65 pages) Brand: Honeywell Category: Thermostat Size: 1.8 MB Table of Contents Programmable Thermostat 1 Table of Contents 2 Prepare for Installation 3 Follow Important Instructions 5 Remove Old Thermostat 6 Follow Special Instructions 7 Label Old Thermostat Wires 10 Mount New Wallplate to Wall 11 health food store eureka