Recent content by Jacob321

Yes you are correct. So is there nothing I can do except call for a repair every other month? Thanks for your reply.

Hi, I don't know anything about plumbing or DIY so please bare with me as I try to explain my problem. I have a Mainmet EMS metering system for heating & hot water, one of those prepaid card ones. Every other month it stops working and an error on the machine says "Unit Requires...