vaillant ecomax f21 fault

[moogwai]

lads...anyone come across a f21 fault on the ecomax's?? logged as an ignition fault....just wondered if anyone has repaired one?

fanks.

 

[Ermintrude]

Ooh I was going to say flow fault / high stat volatile lockout. If it's about 3/5 years old electrodes look like grannies pubes. U may need g10 kit - I would any way.

Also can't remember exact one bit check for clear nylon bush on conny at base of stack they love to split

 

[moogwai]

Thanks ermi

 

[Ermintrude]

Electrodes aswell as g10 moggy