DIY Doctor

boiler problems

Postby ollyburton » Wed Dec 09, 2009 9:09 am

i have a alpha280e combi . when cold pressure is 1bar turn on heating half way pressure rises to 3+bar then blasts off then when cold again presure is too low 0.5 any ideas please.
vapormatic vaporizer
Last edited by ollyburton on Thu Feb 03, 2011 5:52 pm, edited 1 time in total.
Rank: Apprentice
Progress to next rank:
Posts: 21
Joined: Thu Nov 13, 2008 1:55 pm


Simply Build It

Postby rosebery » Wed Dec 09, 2009 8:04 pm

Expansion vessel. Either requires recharging or you have a worn out diaphragm.

Rank: Project Manager
Posts: 2022
Joined: Wed Sep 26, 2007 8:55 pm

Display posts from previous
Sort by
Order by

  • DIY How to Project Guides
  • DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!

  • Related Topics