Ask Experts Questions for FREE Help !
Ask
    jyates92's Avatar
    jyates92 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Oct 8, 2007, 06:38 PM
    Replacing Weathertron thermostat with Honeywell RTH8500
    Can someone confirm that I am wiring my new Honeywell RTH8500 thermostat the right way. I am replacing a Weathertron Baystat240.

    RTH Connection Label Wire Color
    RC Jumper
    R (R)Red
    O/B (O)Orange
    Y (Y)Yellow
    G (G)Green
    C (B)Blue
    L No Connection
    E (X2) Black
    Aux (W) White
    (T) Tan - No connection

    Any help would be greatly appreciated.
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Oct 9, 2007, 04:40 AM
    This is the install book for your new stat. just install wire color for wire color unless you believe the original was wired incorrectly. If that is the case you can go to the sticky notes in the beginning of this board and check out where the wires go.

    http://customer.honeywell.com/techli.../69-1902EF.pdf
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

Replacing Weathertron thermostat with Honeywell [ 7 Answers ]

I am attempting to replace our Weathertron thermostat with a Honeywell RTH3100C. We have a Trane heatpump system. I am having trouble with the wiring. My wires don't match the 'less common wire designations' in the manual. I have the following wires on the Weathertron: R-red T-brown O-orange...

Upgrade from a Weathertron to a Honeywell RTH230B Thermostat [ 5 Answers ]

I have an old weathertron thermostat (about 25 yrs old). We have central air and heating in our town home and I just purchased a Honeywell RTH230B programmable thermostat to replace it. I am unaware as to how to connect the new honeywell to my system because it has 5 slots for wires, but my old...

Replacing Honeywell thermostat [ 4 Answers ]

Hi, Thank you for your help in advance. Just bought a Honeywell programmable thermostat RTH7400 to replace an older Honeywell mercury thermostat (I think its model is Honeywell Heat Pump thermostat 8919) My old one had: G, Y, R, O, W2, X, E The manual's Alternate wiring scheme (for...

Replacing Janitrol Thermostat with Honeywell Thermostat [ 1 Answers ]

I am attempting to replace my manual Janitrol Model HPT 18-60 thermostat with a Honeywell Programmable Model CT3500 thermostat. My Heat Pump is a Trane TWR012-042C The 6 wires connected to the Janitrol thermostate are: Y, W2, G, R, O, C How do I connect these six wires to the Honeywell that...

Please Help w/Replacing Honeywell Thermostat... [ 3 Answers ]

Hi! I've just removed my Honeywell Thermostat and am trying to replace it with a Noma programmable tstat... but am having problems with the wiring. There are 5 wires coming out of the wall - Green, Black, Orange, Red and White, and only 4 posts on the Noma tstat (Green, Red, Yellow and White). ...

View more questions Search