hello, we`ve got a sabra he which is about four years old , for the last month it`s been giving out hot and cold water in 10/15 secound go`s and not holding the hot water! The central heating is working fine . any idea`s i don`t now the first place to start.

iain, November 2011

Change diverter valve easy to change it's pull in out black motor when you open cover right in front

ltd, November 2011