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Call for wiring assistance before returning the thermostat to the store. This thermostat cannot be used on heat pumps or on multistage systems. EFS The RTH/RTH thermostats can be used to control: • a gas, oil or electric furnace — 2 or 3 wires.
• a central air conditioner — 2 or 3 wires. You can use the Honeywell RTHB in a two- or three-wire many other thermostats, you should take the time to read the installation manual. Thermostatic Controls – Honeywell RTH Wiring – My Dad is attempting to replace our old central air thermostat with a Honeywell RTHNov 25, · Need proper wiring connections for installing Honeywell rth thermostat to Tempstar gas furnace/hvac mdl # nugech Where does blue go on the thermostat, it’s connected to “C” in the Tempstar board?
Also, do you use the jumper from R to Rc in the new thermostat?5/5. i bought the Rth/rth programmable thermostat and the old thermostat is a two wire my issue is the furnace is a fes 90, input the red led is connected to open and the green wire is conne . Wrap bare end of wire with electrical tape.
This thermostat cannot be used if your old thermostat had any two of the following wires: R, RC, RH, 4 and V. Page 9. Non-programmable Thermostat RTH Set Heating Fan Control Set jumper JP1, on the back of the thermostat, if you have connected a wire .
Jun 01, · Thermostatic Controls – Honeywell RTH Wiring – My Dad is attempting to replace our old central air thermostat with a Honeywell RTH The model he purchased has the following hookups: Rh Rc W Y G. 5 Wire Honeywell Thermostat Wiring.
Some programmable thermostats (e.g. Honeywell Prestige wiring requirements) need a minimum of 5 wires, and maybe more depending on what features you want to operate (humidifier, etc).
The additional 5th wire will be for common; providing stepped down power from a transformer.Honeywell RTH Wiring – schematron.org Community ForumsThermostat Wiring Colors Code | HVAC Control Wire Details