Honeywell digital thermostat to old two wire?

candoo123 Posts: 1, Reputation: 1

New Member

Jan 14, 2010, 02:43 PM

Honeywell digital thermostat to old two wire?

How to hook Honeyweel 5 terminal to 2 wire furnace?
Connections, Y, G, Rh, Rc, W

hvac1000 Posts: 14,540, Reputation: 435

Heating & Air Conditioning Expert

Jan 14, 2010, 03:42 PM

Use RH and W terminals

Add your answer here.

Check out some similar questions!

Honeywell digital thermostat installment [ 5 Answers ]

I have recently purchased a honeywell digital thermostat model number RTH7500D to replace a regular mercury thermostat. I have a Trane XE1000 heatpump model number TWRO42C100B3. The wires that I have labeled and unattached are 7 WIRES : B G Y O R W T

Old Honeywell thermostat - not digital [ 1 Answers ]

You have the temp setting at 70 degrees.. some cold air comes out but 2 hours later the room temp reads 80 degrees on Honeywell , Also have a room thermostat that reads 76 degrees, do I need add'l freon or the thermostat needs replacing.

Honeywell RTH230B digital thermostat [ 1 Answers ]

I have a honeywell RTH230B digital thermostat and I can not get it to stop beeping because of the filter replacement indicator. I do not know how to reset the counter or even where it is The directions are lousy.

Honeywell digital thermostat [ 1 Answers ]

Blinking house with #2 inside this picture, what does this represent/mean?