Thanks for your replies. It was the control box in the end. At least its been spot on since I fitted a new one. I did check the pump first and noticed the rubber drive tube was a bit long and was putting unnecessary pressure on the pump and motor. After shortening It the motor spun more freely...
It is a funny thing to watch with the burner off the boiler. When it tries to start the motor buzzes and the fan just vibrates and turns slowly. I bridged the pins with the control off and it ran fine so hoping its that but can't understand what could be at fault in the control to cause this...
Hi all.
I have been struggling with my sterling 50 oil burner for a few days now.
When it tries to start after standing for about 30mins or longer all I get is a buzzing noise From the motor then lockout. 2 or 3 retries it gets it going then fine till next time it's off for a bit. I tried a...