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Mend Boiler Flashing Red

what does an FO code mean?

My boiler has a flashing red triangular light with an FO code what does this mean?

J Wilson
September 2009
Heating, Home Heating SystemsBoiler Flashing Red
Is it a Worcester?

FO isn't nice I am afraid, it means internal error which is usually a PCB failed.

Call them for fixed price repair, can sometimes be cheaper than local engineers 08457 256206.

Bunslinger
September 2009
It means F**K OFF!
HA HA HA sorry I just couldn't help it ....

J
September 2009
look in your installation book this is a fault code should tell what code means. What boiler have you got ? if you have not got book Ring boiler manufacturer!

jts plumbing
September 2009

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Boiler Error Code FO: Meaning & Fixes