Main navigation


boiler problems
Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

   Post Reply
2 posts   •   Page 1 of 1
ollyburton
Apprentice
Apprentice
Posts: 21
Joined: Thu Nov 13, 2008 1:55 pm

boiler problems

by 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.
rosebery
Project Manager
Project Manager
Posts: 2021
Joined: Wed Sep 26, 2007 9:55 pm

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

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

Cheers
   Post Reply
2 posts   •   Page 1 of 1
It is currently Mon Nov 25, 2024 10:53 am
Return to “Central Heating and Air conditioning and Ventilation Forum”