Recent content by Markcoopers

Thank you all. I opens up the junction box to find that the white wire on the Za6 was just terminated safe, so purchased a Za5. Wired in and all working properly. I took the old unit to bits, the black plastic bits had worn meaning that when the motor switched off and returned it stopped half...

Also I have to ask, is that Viz comic reference?

No leakage, but the more I think about it I think it is the microswitch in the Dayton unit. I wonder if it is sticking on, and me manually pushing the valve to open and releasing it is releasing the micro switch. I will pay more attention to what actually happens when tonight. after all me...

Good idea. I removed it now and was able to get the little black lever fully out and the indicator back fully to A. I shall wait it playing merry tonight at 10.30 and then try the removing of the head to see if it then goes back and what it does.

Hello, First post and I hope the collective wisdom here can help me. I have an older Euro Cal oil fired boiler connected to a pressured hot water tank and the heating with each rad having a stat attached and the boiler having a digital clock for water and heating. The system uses a 2 way...