Vaillant (Valiant) Boiler Fault Codes

Fault codes for Vaillant EcoMax Pro 18/28E boilers

F.1
Low or no gas pressure, ignition or flue fault.
Contact us to investigate cause and rectify - Fixed price boiler repair available
F.4
Ignition failure
Check you have gas, if so contact us to investigate cause and rectify - Fixed price boiler repair available
F.5
System has overheated
Contact us to investigate cause and rectify - Fixed price boiler repair available
F.6
NTC fault
You will need to Contact Us to investigate cause and rectify - Fixed price boiler repair available
F.17
Polarity within boiler is faulty
Contact us to rectify - Fixed price boiler repair available
F.21
Circulation fault
We can investigate cause and rectify - Fixed price boiler repair available - Contact us

Fault codes for Vaillant Turbomax Plus 824/8E

F.63
Electronics failure within the boiler
Ask about our fixed price boiler repair - Contact us
F.64
Flow or return NTC fault
We can identify the cause and offer a fixed fee boiler repair - Contact Us
F.65
Electronics have overheated within boiler
Remove any external heat sources, if this error still occurs - Contact us
F.67
Electronic flame fault
We can identify the cause and offer a fixed fee boiler repair - Contact Us

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If you are unable to resolve the issue and need a fixed price boiler repair in Leighton Buzzard, Bletchley, Milton Keynes, Dunstable, Aylesbury or surrounding areas, give us a call on 07584 373876 or use the form below.