Can anyone help please? We have an oil fired camry quartet boiler which was serviced 2 years ago and a new fan and fuel pump fitted. In the past week the boiler fires but the radiators are not warming up for at least an hour. I have checked the pump by undoing the screw on the front which shows...
Thanks for your advice. I checked the tank which has water in it.
The problem seems to have resolved itself by letting air out of the front of the pump. The next day the noise stopped and its back working again!
Not sure whats going on but at least its working, but thanks again for your...
I have an oil fired Camray Quartet central heating system, 10 yrs old. The boiler keeps firing then switching off after 5 mins, no heat going to radiators. I read that I may have an air lock and unscrewed the front of the Grundfos Selecteric 15-50 pump and some air with drips of water came out...