Recent content by Guirrez

I am living in the Cheshire area and, according to a goverment water website, it is a slight to moderate hard water area. I have stripped and cleaned the water filter as you suggested but the problem still persists. Would dosing my CH system with descaler have a good effect on this? Also, a...

Hello COG The Combi is 4yrs old. I have ran the CH separately, with the DHW on the OFF switch and its thermostat in the off position as well, but the problem still persists. Also ran the same with the DHW with CH OFF and its thermostat in the off position with the same results. Thanks...

Hello all Over the past 2 weeks my boiler has started to overheat and cut out. It runs perfectly for 20mins approx from a cold start up (H/W or/both CH) then makes a 'back flushing' noise, vibrates then cuts out. I then wait for about 5mins or so before pressing the safety temp limiter...