The primary switch is turning on and then the other micro switch turns on straight away and the boiler fires up.but the led shows only that the hot water is being used when no taps are being used and the heating gets hot. Hope this info helps. ????? And this only happens at very weird intervals...
Sorry about the first post I was writing it on my phone
So I will start again. If you turn the boiler on. hot water only without turning the heating on. the boiler fires up and the heating gets hot.????
Came home from a hard day at work to find out the other half is going mad the boiler is playing up it's a halstead ace and the led for the hot water is on
And the boiler is fired up but the central heating is on to start with it was only heating the central heating at the same times as the...