I have an old Honeywell LR thermostat control. What is the wiring diagram?
- Answered by a verified HVAC Technician. I would like to replace my old Honeywell LR 30V thermostat The installation diagram in the owner's guide of the new thermostat is not helpful at all .
I have no way of knowing what the wires do that come from the wall. These Installation Instructions and the Installation Quick Guide. • Wiring labels.
2. Gather these tools: Remove the old thermostat.
1. Turn off power to the. I have an old Honeywell LR thermostat control.
What is the wiring diagram? - Answered by a verified HVAC Technician.
I have an old Honeywell LR thermostat control. What is the wiring diagram? - Answered by a verified HVAC Technician.The Honeywell LR is an older thermostat that is only used to control the central heating system.
They are connected to baseboard heaters or other electric heat sources. There is one dial that is turned to change the temperature in the room or house.
SOURCE: I had an old thermostat that i had to change need wiring diagram both thermostatats will have terminal designators R,W,Y,G, possibly O/B, C, W1,W2, Y1, Y2, etc. Simplest method is to remove wires from old stat one at a time. mark where they came from and then install at same desinated terminal on the new t-stat.
Hope this helps. be sure to shut off power supply to the unit (furnace) first.
Thermostat wiring schematics: this article provides room thermostat wiring diagrams for Flair, Honeywell, White Rodgers and other thermostat brands. For people who prefer to see an actual wiring schematic or diagram when wiring up a room thermostat, those illustrations are provided here to help understand what wires are being connected and what each wire is doing. CT87A,B,J ROUNDﬁ THERMOSTAT 6 Wire the thermostat 1.
Use the wiring cross-reference table below to match each old thermostat wire with its corresponding terminal on the CT87 wallplate or subbase. See Fig.
8 through 13 wiring diagrams. *Never attach wires to both the B and O terminals.
2. Have a Honeywell LR class 2 thermostat and want to convert it to a LUX programmable low voltage only H5/ in a circle with slash through it). Have gas furnace and electric AC.
Wires unlabeled.Wiring diagram for Honeywell lr thermostat - FixyaWiring diagram for Honeywell LR