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home Fix label Heating label_important Home Heating Systems

need a wiring diagram for a main he boiler?

i got a main he system boiler. but it's only got combi connections. so how do you wire in the vales, programer, roomstat, cylinder stat.
dave, September 2008
home Fix label Heating label_important Home Heating Systemsdone
You facking mug

Martin, April 2010
same way you would wire any system type, boiler would still have live neutral earth and switched supply from valves.

power into programmer through stats valves and switch to boiler.

depends on what system type your wiring up but general same practice

iain, September 2008

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