wallstar boiler failure

Hi all, Have an HRM Wallstar oil boiler which has started playing up. Think its a 12/14 or 12/15 boiler. It locked out the other day and the oil line to the boiler was full of air. Bled that and it started to increase again so following some of the threads on here I have replaced the non...

Hello We have just moved into a new house which has an oil fired boiler. We have no instructions but I believe it is a wallstar 15 19 heating just the radiators. Our water tank has an immersion heater. I tried to fire it up yesterday but it didn't light. Using the override button I started the...