Hi,
I want to check my HW diaphram is ok as the taps have to be on full before the boliler kicks in. Can you tell me what I have to do before I can remove the cover to check it - drain down sequence etc.
I have changed this in the past but cant remember the sequence of events.
I want to check my HW diaphram is ok as the taps have to be on full before the boliler kicks in. Can you tell me what I have to do before I can remove the cover to check it - drain down sequence etc.
I have changed this in the past but cant remember the sequence of events.