Ask Experts Questions for FREE Help !
Ask
    courtright33's Avatar
    courtright33 Posts: 1, Reputation: 1
    New Member
     
    #1

    Feb 2, 2012, 05:27 PM
    How do you install a honeywell rthl3550 to a dsl 450lx lennox thermostat?
    We r trying to install a honeywell thermostat in place of the lennox one because it will not kickoff the furnace with the old one. Thought it looked pretty simple but do not know where the 24v(c)

Check out some similar questions!

Replacing Lennox Thermostat with Honeywell Thermostat [ 2 Answers ]

I have a Lennox T90H110A137 Thermostat with the following terminal letters and wire colors: G - blue wire F - red wire C - green wire H - yellow wire V - white wire I want to install a Honeywell RTH6300B Thermostat. According to the RTH6300B Installation guide, it tells me to ignore wire...

Old Lennox thermostat to Honeywell. [ 2 Answers ]

This is same another question but not understanding. I am trying to replace a heat pump thermostat on a fuel master plus 1-1. The heatpump has LP furnace for back up heat. It was a Lennox Thermostat and I am replacing with a Honeywell. On the Lennox I have R, V, VR, F, M, L, A, Y, X. Honeywell is...

Lennox to honeywell thermostat [ 3 Answers ]

Im trying to replace a lennox therostat with a honeywell - the heat is working but the air is NOT When I wired the new thermostat the wire marked with w1 and o from the lennox did not match up - the instructions showed the wires both going to the same place - I hooked up the w1 and taped off the...


View more questions Search
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.