how can i fix my heatrae sadia electromax boiler?

My electromax boiler heats the c/htg via the off peak immersion heater the radiators are hot but the DHW rarely gets warm.

Mr K G Evans
December 2016

Test the lower off peak immersion with a multi meter, it should be reading 18ohms. if not is has failed and will require replacing.

We are specialist repairers based in Milton Keynes, if you require our help then call us on 01908 617382.

Kind regards

Gary
MK Group Limited

Gary McCauley (MK Group Ltd).
February 2011