Fault F1:
Lack of gas or ignition problems
Flame supervision failure
Burner on but flame indicator off
Minimum burner pressure too low
That is the FEB 24ED.
The FEB 24E flashes a lamp to give fault codes.
Manuals for both are available here:
https://morcoproducts.co.uk/manuals.html
Ohg
February 2022
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