Central Heating Thermostat Wiring Diagram. The diagrams refer only to 3 amp fuses for gas appliances throughout. Wiring tado smart thermostat the smart thermostat supports both 230v and extra low voltage interfaces.
Central heating electrical wiring diagramheating controls wiring guide issue 17 v4073a y plan how a mid position valve operates within a y plan heating system how a w plan heating system operates faq pump overrun wiring diagrams for s plan incorporating a st9400 programmer full wiring diagram 3 port mid position valve room stat off and. A wiring diagram is a streamlined standard photographic depiction of an electric circuit. Central heating thermostat wiring diagram.
And you should select the most appropriate diagram that matches the components you have installed in your system along with what youre hoping to achieve in terms of controllability.
Dv209aew xaa heating element wiring diagram. That is a basic honeywell thermostat wiring diagram for a single stage heat pump. Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac w white wire for heating enable y yellow wire for cooling enable g green wire controls fan on auto the diagram shows how the wiring works. This passes via the wiring centre terminal 4 to the room thermostat.