connecting siemiens rdh10rf/set to valliant eco tec pro 24?
i have a siemens rdh10rf/set to connect to my valiant ecotec pro 24 boiler but am confused as to why it is not working need to confirm the terminals i have connected two are correct live and neutrat are correct but the l1, l2 and lx? which one should i connect and to which terminals 3,4 or 5?
howtomendit.com for free repair help, information and advice.
