Hi, I've got a Vaillant THERMOcompact 620E boiler, I need to adjust the water temperature, it's got the digital display with a flame, i, and + & - on the bottom, the water seems to be too hot, any help on this would be much appreciated.
Hi, I've got a Vaillant THERMOcompact 620E boiler, I need to adjust the water temperature, it's got the digital display with a flame, i, and + & - on the bottom, the water seems to be too hot, any help on this would be much appreciated.
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local