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Dan - thank you for your reply. I suppose it doesn't help matters that there is no clock. Anyway, the fact that it hasn't been setup properly, is this significant? Am i going to incur extra heating costs? Or be energy inefficient? I.e. is it worth getting it fixed?

Assume i know next to nothing about boilers. Can you break it down for me? Do i have to open the white box to see this?[/img]

How can i check which controls have been used?

Its a vaillant system boiler, how can it not have vaillant controls? Would very much appreciate a detailed explanation. Thanks in advance

Its an ecotec 637

Hi It seems that in order to get hot water, i need to have the radiator dial turned up as well as the hot water dial. Is this normal or incorrectly installed? Appreciate some help on this.