Fixing a vallaint geaser?
how to replace pressure gauge?
how do i replace the expansion vessel on vaillint turbomax 242e?
438 at low gas rate?
valliant gmbh turbo max vuw gb 282/2-5?
vailant 242e turbomax and the temp keeps fluctuating?
hot water flow problem?
Vailant VCW 242EH, Sticking diverter valve?
No heating but plenty of hot water ?