Recent: How do i clear the TAM?

Mend Vaillant Home Heating Systems

Mend Heating, Home Heating Systems
Find out how to mend it for free.
Ask Question
Mend Heating, Home Heating Systems
Free repair help for Vaillant home heating systems

Related Categories

Mend Convector Heaters
Convector Heaters
Mend Fan Heaters
Fan Heaters
Mend Oil Filled Radiators
Oil Filled Radiators

Mend > Home Heating Systems

Mend Heating, Home Heating Systems

vaillant boiler not kicking in?

my vaillant boiler (unsure of model) just isn't kicking in. normally when you switch the boiler on it makes the sound that its starting up but the yellow light doesn't come on and it then stops. very vague description of fault but any ideas?

chris parry
December 2008
VaillantHeating, Home Heating SystemsBoiler Switch Light
Check the fan is running, pressure is ok , gas is switched on, and the pressure switch is working correctly.

retired plumber
December 2008

Automatic Answer

We may have found other answers which could help you.

Click here for Boiler Switch Light

Mend Heating, Home Heating Systems
Free repair help for Vaillant home heating systems
Mend Heating, Home Heating Systems

Hot water comes and goes!?
Mend Heating, Home Heating Systems

Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
Mend Heating, Home Heating Systems

Vaillant vcw gb242 eh central heating problem?
Mend Heating, Home Heating Systems

Vaillant condensing boiler ecoTEC plus?
Mend Heating, Home Heating Systems

Vaillant eco plus 531 boiler?
Mend Heating, Home Heating Systems

What does f.25 mean?
Mend Heating, Home Heating Systems

how do I rectify the fault as detailed below?
Mend Heating, Home Heating Systems

vaillant ecoTEC plus boiler fault code - how to fix?
Mend Heating, Home Heating Systems

Vaillant 828E - no hot water?
Mend Heating, Home Heating Systems

how to fix water pressure its down at bottom of grey part?
Mend Heating, Home Heating Systems

Vaillant F22 fault?
Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?

Other models...

Vaillant ecoTEC 831 Plus

How to mend ...

Find out how to mend just about anything howtomendit.com for free repair help, information and advice.

Mend home heating systems ...

Mend Heating, Home Heating Systems

Worcester boiler dripping water?

Worcester boiler dripping water, can I just tight the screw? The icon next to the valve looks like radiators... [Read more]
Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]
Mend Heating, Home Heating Systems

Remove boiler cover?

how can i remove the front cover of my ideal logic boiler?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?

My temp is showing on the reciever alot higher than it actually is & each time I turn the temp up to get the h... [Read more]
Mend Heating, Home Heating Systems

Boiler cycle?

My boiler only fires up for about 90 seconds greenstar 4000
Mend Home Heating Systems
Mend Heating, Home Heating Systems
Free repair help for Vaillant home heating systems