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ecoTEC pro (2012 - 2015)


The Vaillant ecoTEC pro series boiler is a condensing combination boiler that is currently in production. Please check the frequently answered questions below for any help you may need. If you need additional information please take a look at the literature below. You can also click here to visit the appliance homepage.  




What kind of appliance is it?

This appliance is a combination boiler (combi). This means it heats water when you draw a tap. It doesn't need a water storage tank or a cylinder because the boilers connected directly to the water mains, heating water as its needed. It is a high efficiency boiler. A later model is also ErP rated. Please check the Vaillant menu for more information.

When was the boiler manufactured?

This boiler was first manufactured from 2012 to 2015 and this particular model is no longer being produced. A later model has a modulating pump and is ErP rated.

Is there a clock or roomstat available?

A broad range of Vaillant thermostats and clocks are available. You can find technical help on these by typing in your model into the question bar above or by browsing through our homepage here.

What is the recommended water pressure?

Your boiler should be pressurised to between 1 to 1.5 bar. 

How do I top up the water pressure?

You can find help in topping up your pressure by typing in your boiler model and "low pressure" into the question bar above as well as clicking here. You can also find more information by downloading and checking the user manual as well as our Youtube Channel. This image may also help:

How do I adjust the Comfort Mode settings?

How do I adjust the Central heating temperature?

My boiler has a fault and I need some help?

Your boiler should work reliably for a number of years if it is serviced annually, however occasionally faults can occur. In a lot of cases faults can be temporary and if the boiler is reset it will start working again. You can find out how to do this by selecting the user manual below (under available literature). We have created a special troubleshooting guide which you can access by clicking here which may help you resolve the issue. If you continue to experience problems please click here for contact information.

I am an Engineer. I would like technical information. Where can I get it from?

If you are a suitably qualified Gas Safe registered Engineer you can access our comprehensive technical help section by clicking here.


Available Literature


Combi Installation & Servicing Manual User Manual

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