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

vaillant ecotec plus 937?

pressure rising from 1.2 to 2.4bar in couple of hours even with boiler turned off. Suspect plate heat ex. any othe suggestions. Fill loop has been disconnected and doesnt let by.
porky, October 2014
link Click here to see other fixes for Vaillant.