Control box 569 Riello Thermital Burner fails to fire

[Andrew W]

Why does the Control Box 569 for riello thermital supereffe 25 not fire?

 

[SimonG]

It's not receiving a signal to fire.
Oil pumps knackered.
No fuel.
No electric.
Faulty solenoid.
Faulty photocell.
User error.

With the details you've given take your pick.

 

[SJB060685]

You’ll have to be a little more descriptive. Does the burner attempt a light cycle or nothing happens at all?