Y plan wiring diagram with underfloor heating. Here coloured wires indicate the permanent mains supply to the boiler and programmer. This has one inlet and two outlets one for hot water the. I have attached the wiring diagram i think is right. Wiring diagrams and further information continues below.
Standard dial thermostats may be power from a time clock. Part 3 in the series looks at y plan wiring a system which uses a single 3 port valve. Wundafloor programmable thermostat s plan wiring centre s plan wiring centre. Heating 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.
Part 2 in the series looks at s plan wiring a system which uses two separate valves. Electrical wiring for central heating systems. Our wiring diagrams offer easy to follow layouts along with clear wiring colors and a detailed legend to help you successfully connect a warmup controller with the heating system it is to control. Underfloor heating pump m e l n b o g m b o g l n e 230v 50hz some earths neutrals omitted for clarity underfloor zone valve radiators thermostat may be powered from a seperated localised fused spur.
This diagram shows the wiring layout using the most typical components. Here coloured wires indicate the permanent mains supply to the boiler and programmer. Diagrams are available for all warmup thermostats whether you are installing it as part of a hydronic underfloor heating system a simple combination boiler configuration or even a multi zoned. Wiring diagrams and further information continues below.
This video covers the wiring and electrical operation of a y plan system. Electrical wiring for central heating systems.