Vaillant Turbomax - F27 error message

[Dicko123]

Help needed - am getting an F27 message on my turbomax - no user guide and not sure how to fix??

 

[adlplumbing]

quick one whats pressure guage set at
not got mi for this just thougt i would elimante the obvious

 

[picasso]

F27 incorrect sensing of flame needs new flame detector (according to the mi,s anyway)

 

[Dicko123]

thanks for your replies - any ideas how much this should cost to fix??

 

[gas4you]

Get it serviced. It could just be the flame detection electrode needs adjusting and/or the minimum burner pressure is out of adjustment.

Both a job for a RGI.