Recent content by ib1-2

I have a Suprima 50 and that keeps locking out (red light on). But this is due to airlocks in the system which causes the flow thermistor to lockout. Keep bleeding the sytem but after a week more air causing airlock and water doesn't make it to the boiler. Pump works ok but makes a herrendous...

We've had our Suprima HE boiler for just over a year and the last 2/3 weeks we've had a problem with it locking out. There seems to be an air lock in the system causing the boiler to lock out. It doesn't matter whether it set for just water or heating and it's a right game to try and keep...