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I checked the valves and they seem to be the correct way round: - A to central heating - B to hot water cylinder P.

No, this is an old problem. The house is four years old and we have lived here for a year. We have always had to use the immersion for hot water. But with energy prices going up I thought it was about time to economise, hence wanting to get to the bottom of this problem... I don't know. I'll...

How do I do that? Here's the MA1... I can see a large black button on the front, on the left hand side there is a switch with three settings (H M W) and on the right a small black button. Which ones do I use? :) P.

OK, I tried the air lock and there was very little air in it. Water came out very quickly. I'll run the system to see if it had any effect though... Thanks, P.

If you mean the L shaped pipe behind the actuator going off to the left, then that is a cold water pipe going to the electric shower in the bathroom next door. No sign of an air valve. Is it worth me taking the cap off the actuator and taking a look around? In what way do they die? Is there...

Hi, I'm trying to save money by not using the electric immersion heater, which is on permanently at the moment. The trouble is that when I switch the immersion off and put the gas boiler on I never get any hot water, even after waiting overnight. I think I have an indirect heating system...