3 hours ago Jo asked ... How to engage clutch on old sewing machine to engage needle?    |    Jacky asked ... Miele Vacuum cleaner?    |    Ben asked ... Toyota Yaris French or Japanese?    |    Andy asked ... How can I mend my MacAlistair 450w hedge trimmer?    |    Felix asked ... Hitachi vt-m70em?    |    Click here to ask your question

worcester bosch 28i junior?

i can only get hot water from my boiler if the central heating in on if heating is off and i open hot tap boiler fires but the water runs cold'? do i need to replace diapham?
jeff maxfield, April 2008
Sounds like a problem with the diverter valve

T, April 2008
link Click here to see other fixes for Worcester Bosch 28i Junior.