I have this boiler and the hot water is fine but the heating won't come on. I've changed the batteries in the remote control timer, and have pressed the services button for 10 seconds still no joy - can you help
Ray
September 2012
flow switch & diverter valve may have developed a fault or become crudded up
T
June 2008
I can answer this question...
How can i fix my worcester bosch 28i combi boiler prob?