A Newly fitted heating system is used every day and burns fossil fuels, heats water, and has enormous temperature changes. It is all a perfect chemical environment for corrosion and deterioration. So we always protect your newly fitted system with a filter and a chemical liquid protector and get it serviced regularly.
12 July 2019 in Uncategorized
valliant ecotec pro showing a f22 fault code probably the most common fault on this boiler normally indicates low water pressure the fix is easy these boilers have either a internal filling loop so increase the pressure to 1.5 bar, and then reset the boiler otherwise it will remain locked out.