
What temperature should I set my Vaillant ecoTEC boiler? Your boiler controls explained To maximise efficiency, we recommend setting your radiator dial to 75 degrees and your hot water to 60 degrees. Once you've got your boiler running at the optimal temperature, you'll want to set the timer for when you need heating the most.
What temperature should a Vaillant boiler be set at?
Click to see full answer. People also ask, what temperature should a Vaillant combi boiler be set at? Modern boilers will have a digital dial where you can set the output temperature. For combi boilers it is recommended to set the output temperature for the radiators at 75 degrees and the water temperature at 60 degrees.
Can a Vaillant Ecotec pro 28 boiler be pressurised?
We have recently moved into a house with a Vaillant ecoTec pro 28 boiler and have a pressurised water tank. I would like to set the hot water temperature to the right level for us whilst at the same time trying to save money on my energy bills.
What temperature should I Set my boiler to?
To make a comparison, a typical home thermostat is often set between 19-21 degrees celsius, whilst a boiler can be set anywhere upwards of 75 degrees celsius. Furthermore, a boiler will have a different temperature setting for use when heated water is required.
What should I Set my boiler to get the lowest gasbill?
The lower your boiler setting, the more efficient your boiler runs. If you want the lowest gasbill possible, set the boiler at 55, and go up in small steps if you find it takes too long to heat the house. In theory, a lower boiler setting also means a bit less wear and tear on the boiler.

What temperature should I set my boiler to?
Your boiler controls explained. To maximise efficiency, we recommend setting your radiator dial to 75 degrees and your hot water to 60 degrees. Once you've got your boiler running at the optimal temperature, you'll want to set the timer for when you need heating the most. With a combi boiler, hot water is on demand. Click to see full answer.
What is the build up of limescale in a boiler?
A build-up of limescale, sludge and other debris in the central heating system can be detected before the boiler will begin to overheat. If you've noticed that any strange sounds from your central heating system or that any radiators haven't been heating up properly, then they're strong indications of a blockage.
How to adjust the flow temperature on Vaillant Ecotec – Pre 2012 Models
In order to calculate the maximum flow temperature, you would have to work out the heat losses for each room, and make sure the lowest flow temperature you can run all the radiators and still achieve the required heat output.
How to calculate and adjust the flow temperature
In order to calculate the maximum flow temperature, you would have to work out the heat losses for each room, and make sure the lowest flow temperature you can run all the radiators and still achieve the required heat output.
How hot should a boiler be?
You dont mention hot water! If the boiler is heating hot water then it will need to be set at least 5-6° above the target hot water temperature which is ideally set to 55° making the boiler need to be at least 60°. Of course it could be that you have a control which already raises the boiler temperature just for hot water.
What does lower boiler setting mean?
The lower your boiler setting, the more efficient your boiler runs. If you want the lowest gasbill possible, set the boiler at 55, and go up in small steps if you find it takes too long to heat the house. In theory, a lower boiler setting also means a bit less wear and tear on the boiler. Click to expand...
What is the lowest gasbill setting?
The lower your boiler setting, the more efficient your boiler runs. If you want the lowest gasbill possible, set the boiler at 55, and go up in small steps if you find it takes too long to heat the house.
