Mar 3, 2024
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Scotland
If you're a qualified, trainee, or retired electrician - Which country is it that your work will be / is / was aimed at?
United Kingdom
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DIY or Homeowner (Perhaps seeking pro advice, or an electrician)
Anyone tell me where to connect the two wires that switch the boiler on via the programmer and the 2 wires that call for heat on the ufh control board. Boiler is a grant vortex pro 21 external oil combi condensing. Many thanks.
 
Anyone tell me where to connect the two wires that switch the boiler on via the programmer and the 2 wires that call for heat on the ufh control board. Boiler is a grant vortex pro 21 external oil combi condensing. Many thanks.
I cannot give the answer. that said if you google it and download the PDF it may give you the answer.
 

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Scotland
If you're a qualified, trainee, or retired electrician - Which country is it that your work will be / is / was aimed at?
United Kingdom
What type of forum member are you?
DIY or Homeowner (Perhaps seeking pro advice, or an electrician)

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Title
Boiler call connections
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UK Electrical Forum
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findlay6666,
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MDJ,
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