Old Mercury Thermostat Wiring Diagram
Replacing old 2 wire thermostat check video description duration.
Old mercury thermostat wiring diagram. Strip the wire insulation as needed to fit the wires underneath the ter minal screws. Wire the thermostat 1. Honeywell ct87n manual how to replace old thermostat with digital. If you are replacing an old thermostat with a new digital thermostat the electronics in these units may need yet another wire for a terminal labeled c.
Use the wiring cross reference table below to match each old thermostat wire with its corresponding terminal on the ct87 wallplate or subbase. Replacing mercury thermostat with a digital thermostat install wiring white rogers honeywell. Collection of mercury outboard wiring diagram. Variety of honeywell mercury thermostat wiring diagram.
Wiring honeywell thermostat manual wiring harness wiring diagram. 800 x 600 px source. Knowing what each thermostat wire does can help in wiring up a new or replacement room thermostat. Never attach wires to both the b and o terminals.
A wiring diagram is a streamlined conventional photographic depiction of an electric circuit. Honeywell mercury thermostat wiring diagram sample wireless thermostat and receiver wifi videos 3 wire room wiring. Thermostat wiring diagram honeywell flat four wiring diagram size. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit.
Thermostat wire reference chart. This terminal is for a common connection from the control transformer that will provide steady 24 volt power between terminal r and c to power the thermostat itself. It reveals the elements of the circuit as simplified shapes as well as the power as well as signal connections between the gadgets. It reveals the parts of the circuit as simplified shapes as well as the power and also signal connections between the devices.
This data can also be helpful if thermostat wires have become mixed up or improperly color coded by allowing you to trace wires back to their control connection point.