my heatline 28 has bee working fine for aprox 3 yrs ,this morning there was what sounded like a loud clicking sound ,and it would not give hot water,but heating fine ,we turned off heating and hot water returned .have since tried with both ,and seems ok .but there is a prob to sort before in gets worse or stops completely.

p ryan, February 2010

have the diverter valve motor replaced

Ian, February 2010