Not sure. Boiler went off as previously described. I refired boiler and the same thing happened. I PRESUMED it was the same fault I had 5 odd years ago (similar happened).
As far as I can see nothing else has been disturbed.
I Suspect it was a different fault and I added 2+2 and got 5.
Thanks all: Finding it hard to find a professional in area to deal with this. Heating and water working ok but:
1: When there is no demand from programmer it continues to fire
2: Moving hi/low/off switch on boiler TS has no effect.
3:Adjusting room or tank stat has no effect.
4: When there...
Thanks ..I have already checked the switch and it's all ok...Lo stat (with white dot) has 1 yellow and 1 white wire...HI stat (brown dot) has 1 yellow and 1 brown wire.
Nothing else has changed ... other than what's causing the fault.
I was hoping someone may have experienced the same...
Thanks Tony. I Just wanted some heat for the kids before Feb pay. (Remember Christmas!!). As for my skill level... I changed 2 stats with 2 wires each and a TC.
I was hoping for something constructive!
I had bled all radiators and all other points on system. I have checked pump is working and...
Help.
Yesterday my boiler shut down. I was in the room when it happened. Radiators were extremely hot. I reset and same thing happened (shut down was proceeded by clanging and banging). Possibly 5 years ago the
exact same thing happened. It was the HI stat that was faulty. Today I opened the...