8 through 13 wiring diagrams. But here is a list of the most common wire color mappings as seen in many four wire t stat setups.
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Old honeywell thermostat wiring diagram. It reveals the parts of the circuit as streamlined shapes and also the power and also signal links in between the gadgets. Wire the thermostat 1. Also see these other honeywellt87 wall thermostat wiring diagrams honeywell wall t87 f type thermostats for sketches and drawings of honeywell thermostat wiring hookups. The table above provides a more complete list of honeywell thermostat wiring colors and their uses. The model number of the honeywell thermostat was not provided however here are the typical wiring assignments for a conventional heating system. Collection of honeywell thermostat wiring diagram 3 wire.
A wiring diagram is a streamlined standard pictorial representation of an electric circuit. Strip the wire insulation as needed to fit the wires underneath the ter minal screws. Our page top sketch courtesy of honeywell controls illustrates the wiring diagram for a traditional honeywell t87f thermostat used for 2 wire single pole singlei am trying to wire an rth series honeywell thermostat and i followed what i believe is the correct wiring diagram but nothing is kicking on. Honeywell thermostat wiring diagram 4 wire examples. C 24 vac common you might see blue purple or brown typically used for this wire. Use the wiring cross reference table below to match each old thermostat wire with its corresponding terminal on the ct87 wallplate or subbase.
Never attach wires to both the b and o terminals. Keep in mind that there should be a low voltage cable in the wall where the thermostat is located which has individual wires as shown in the instructions below. Wiring details troubleshooting for the honeywell 5 2 day programmable thermostat rth2300b1012.
Gallery of Old Honeywell Thermostat Wiring Diagram
