Recent content by loughor

Well.......it was the controller. There wasn't much left apart from the boiler, was there!?! Picked one up on ebay for the princely sum of £11.07, delivered. Really enjoyed being part of the Sherlock Holmes of the central heating world! Sorted. Thanks again. Pete

I've ordered a new HW actuator today, rather than mess about with limit switches. I'll pick it up tomorrow and see if it solves the problem! I'll report back with the news, hopefully good news. Can I thank you all for taking the time and effort to help me with this problem. Your replies have...

Well. just got home. 1. Switched off the power then unplugged the CH actuator. 2. Switched power back on and the pump/boiler started up as before. 3. Switched power off again, reconnected CH and disconnected HW actuator. 4. When power was switched back on nothing happened! No pump, no...

Thanks for all the replies, certainly a few things to look at there! Starting with unplugging the acctuators I think! Felix - problem was there before the gas engineer inspected, (it's one of the reassons he was called) hence his indication of the "sticky" valve. My MO-MC valve is wired...

There is a white plastic 5-pin male/female connector on the cable feed to each actuator. One has 5 wires connected (CH = energise open/close) the other has 4 wires (HW = spring return). I've checked the terminations in each connector and they are ok. No frost stat fitted that I know of.

Hello, I was wondering if you could help me with my problem. I have and S plan system - fully pumped HW and CH. Main problem is that the boiler and pump will not respond to the controller. Doesn't matter what buttons I press the system stays on. The only way to turn the system off is at the...