Blaablaa asked ... How can I fix?    |    pete asked ... Flymo 330 turboglide?    |    keith asked ... Fuseboard( s) location of renault trafic t1100 1993?    |    Janet asked ... Neff B1641 door not closing at top?    |    Steve asked ... Gilera runner 180 vxr 2001 ignition replacement?    |    Click here to ask your question

ravenheat 820/20 combi boiler ?

When I run the hot water tap, the water is cold, the pilot light doesn't start up, but when I put the central heating/water switch on, then it works okay.

Is is the micro switch?
darran mansbridge, March 2006
change the diaphram in the 3-way valve

dave, September 2006
link Click here to see other fixes for Ravenheat.