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Hey guys, This is great feedback, I guess it is the flow rate I need to increase. I know the VRC 470 controller you can tweak the flow rate so maybe that could be an option to increase that? I was expecting my setup (similar to a mega flo) to be able to push a much higher flow rate. If I have...

hey all, I have a Vaillant setup in my home comprising of an EcoTec System Boiler (637) and a UniStor cylinder (310 litres) as well as a VRC 470 Weather Compensator. When the system was installed we were not able to get a high pressure output from the system as the pipes coming into the house...

Great thank you.

Awesome thanks! I will try this on the weekend.

I'm not sure if that would work as it will ignore the temp settings unless a timing schedule is in effect? No?

Hey all, Apologies if this is a really silly question but I have has the VRC 470 installed with a Vaillant system boiler & Vaillant cylinder. Everything is working fine and I have learnt a lot about using the VRC 470 controller (which you need a master's degree in). However I am missing the...