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Vaillant Boiler Fault Codes

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.00 N

The flow NTC (Negative Temperature Coefficient Thermostat) cable has gone faulty

Contact us to investigate and rectify – Fixed price boiler repair available

F.01

The flow NTC (Negative Temperature Coefficient Thermostat) cable has gone faulty

Contact us to investigate and rectify – Fixed price boiler repair available

F.10

NTC Fault

Contact us to investigate cause and rectify – Fixed price boiler repair available

F.13

NTC fault

You will need to
Contact Us to investigate cause and rectify – Fixed price boiler repair available

F.20

Boiler has overheated

Contact us to rectify – Fixed price boiler repair available

F.22

Circulation fault, possible pump or lead.

We can investigate cause and rectify – Fixed price boiler repair available –
Contact us

F.24

Weak pump, air in system, low pressure in water system

Contact us – Fixed price boiler repair available

F.28

Ignition failure, it could be a faulty ignition probe, ignitor or something else.

We can investigate cause and rectify – Fixed price boiler repair available –
Contact us

F.29

Your pilot light has gone out and can be caused by flue blockage or no gas

Check  you have gas or
contact us – Fixed price boiler repair available

F.60

Possibly a faulty gas valve connection, faulty gas valve or PCB

We can investigate cause and rectify – Fixed price boiler repair available –
Contact us

F.61

Possibly a faulty gas valve connection, faulty gas valve or PCB

We can investigate cause and rectify – Fixed price boiler repair available –
Contact us

F.62

Boiler has overheated and should be allowed to cool down

Allow the boiler to cool down but if it continues,
contact us

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

Email Us

If you are unable to resolve the issue and need a fixed price boiler repair
in Sandown, Ryde, Newport, Shanklin, Aylesbury or
surrounding areas, give us a call on 07584 373876 or use the form below.
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