8 wire honeywell thermostat rth221 series wiring diagram. House thermostat wiring diagram download. 2 wire thermostat wifi how to a honeywell with 6 wires wiring 4. A wiring diagram is a streamlined conventional photographic representation of an electrical circuit. Rth221 series thermostat pdf manual download.
Hook up the blue wire in the furnace cabinet where the blower section and the other thermostat wires are connected to the furnace. Here is a copy of the honeywell rth2300rth221 series programmable thermostat owners manual pdf other methods for identifying thermostat wires are at thermostat wiring color codes and at thermostat wire terminal id codes functions. 8 wire honeywell thermostat rth series wiring diagram jan 02 source. Do not use c c1 or x wire.
It reveals the parts of the circuit as simplified shapes and also the power and signal connections in between the tools. Collection of honeywell rth2300 rth221 wiring diagram. Do not use b wire if you already have 0 wire. Place a jumper piece of wire between y and w if you are using a heat pump without.
If the wire labels. Honeywell day thermostat wiring table. 2 wire thermostat wifi how to a honeywell with 6 wires wiring 4. This thermostat is not.
The thermostat you have uses a common wire from the thermostat to the furnace. M32169a remove jumper between r and rc if you have wires on both r and rc. 66 elegant honeywell thermostat installation 6 wire. Honeywell rth221b wiring diagram honeywell rth6450 thermostat.
This is because its a very basic thermostat designed only to control a heating system. Wrap bare end of wire with electrical tape. If you have a system that both heats and cools your house you need a more complex thermostat with more wire terminals and if your system incorporates a heat pump you need even more wire terminals. Rth111rth221 69 2060efs 02 18 the rth111rth221 thermostats can be used to control.
Honeywell rth3100c thermostat installation wiring. How to wire programmable thermostats digital thermostat 7 day programmable with backlit lighting. How to replace a thermostat specifically how to video on honeywell thermostat wiring. A gas oil or electric furnace 2 or 3 wires a central air conditioner 2 or 3 wires a hot water system steam or gravit y with or without pump 2 wires a millivolt system 2 wires a central heating system with air conditioning 4 or 5 wires note.
Be sure that you label. If you check the honeywell thermostat ct31a1003 wiring diagram youll see that it requires only two wires. Honeywell rth2300 rth221 wiring diagram gallery how to install honeywell thermostat with ly 2 wires unique. View and download honeywell rth221 series quick installation manual online.
No heat after installing honeywell thermostat hu.