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Thank again John for your reply. another reason I asked the last question is that when I had BGMVSP-2 turned on for 4 hours or so, I could feel the heat from the cylinder radiating through the surrounding area outside the airing cupboard. with the new zone valve and motor, I cannot feel the...

Thanks again John I was having an assumption that the motor will close the valve if the hot water temperature circulation from the boiler is far higher than the operating limit (50C), but it looks like the valve will keep open as long as the motor get switched on.

Thanks John. In the link below, the maximum temperature for Honeywell Home V4073A Motorised 3 Port Mid Position Valve 22mm V4073A1039 is 50C...

Hi Guys, I would like to ensure that the plumber has installed the correct actuator for zone valve before I start working on the system. Please find attached the picture the old and new zone valve and the actuator. Also, in the report it is clearly stated that the engineer identified "faulty 3...

Hi Johntheo, Thank you so much for the kind sharing your expertise with me here. Many people will get benefit, blessed you. I have never thought that BGMVSP-2 is used for Y-plan. I will post some photos of the replacement when I get home. As far as I remember, it looks similar to the below link...

Hi Guys, A plumbing contractor (appointed by my insurance) has just replaced the leaking indirect water tank with a new one (the brand is RM Cylinders from toolstation (please see the detail specs in this link https://www.toolstation.com/indirect-hot-water-cylinder/p62376) On top of that the...