Hello
There is now no power to the fan and consequentially the burners wont come on. (power from the circuit board.)
The Thermisters seem ok and both diaphrams seemed to work.
The situation is worse now because at least the heating side was working before
Any ideas what the problems...
Hello I wonder if anyone can help?
I have been trying to solve a no hot water problem.
The HW heat exchanger has been cleaned out. After that HW was very hot.
It then stopped giving hot water even though the burner fired up.
It sometimes gives warm water.
I changed the DHW micro...
