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helpsy

Plumbers Arms member
Plumber
Gas Engineer
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1,754
Replacing an Ideal Mexico on a Y plan, fitting a Vaillant pure 425 with VRT 350f. normally have someone else do the wiring but can't attend. Does anyone have any experience having wired up something similar and have diagram please?
 
Would make sure it’s compatible as with heat onlys I don’t think it might be never heard of being able to use a plug in wireless room stat with standard controls / wiring centre you might have to switch to a vaillant brain and use there bus system
 

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