Use the labels that came with your thermostat like i did or use some masking tape and a sharpie to label what connection the wire is connected to. Remove jumper if you have both r and rc wires m32155a loosen the terminal screws using a screwdriver insert the wires then tighten the screws.
Thermostat Wiring Made Simple
Rth2300b wiring diagram. The rh red heat connects to a red wire the green wire connects to g and the white wire connects to w. Rth2300 thermostat pdf manual download. M32169a remove jumper between r and rc if you have wires on both r and rc. For general info b and o are used if heat pump system g fan blower y cooling ac wheat. Collection of honeywell rth2300 rth221 wiring diagram. Do not use b wire if you already have 0 wire.
View and download honeywell rth2300 quick installation manual online. Honeywell rth2300b wiring diagram what type of system are you wiring it to. 66 elegant honeywell thermostat installation 6 wire. Do not use c c1 or x wire. 3 wire spdt honeywell t87f thermostat wiring diagram. Honeywell thermostat rth2300 wiring diagram.
Wiring diagrams honeywell thermostat rth2300b wiring diagram hook up the blue wire in the furnace cabinet where the blower section and the other thermostat wires are connected to the furnace. Rth221 rth2300b1012 rth2300b1012a rth2300 series rth221 series rth221b1021. 6 set heating fan control hg leave the jumper in this factory set position if you have a gas or oil furnace. 5 connect wires alternate wiring if labeled wire does not match any terminal designation see diagram below. Typical wiring rth2300rth221 connect wires typical wiring match each labeled wire with the terminal having the same letter. 4 wire honeywell rth2300 programmable thermostat wiring diagrams.
Note that the blue wire connects to the y terminal but its a blue wire not a yellow wire. A wiring diagram is a streamlined conventional photographic representation of an electrical circuit. It reveals the parts of the circuit as simplified shapes and also the power and signal connections in between the tools. Wrap bare end of wire with electrical tape. Honeywell rth2300 rth221 wiring diagram sample. Place a jumper piece of wire between y and.
Wiring diagram to connect programmable thermo to heat pump. 2 wire gas heat honeywell t87f thermostat wiring diagram. From that manuals instructions for wiring the honeywell rthb day. At left the thermostat wiring diagram illustrates use of a honeywell t87f thermostat in a 2 wire application. 3 wire high limit honeywell t87f thermostat wiring diagram. Honeywell rth thermostat installation instructions a detailed step by step tutorial giving you the confidence diagram of the evcon thermostat screws.
Also see honeywell thermostat wiring diagrams honeywell wall tf type.