I've checked the pump is working, taken the mixing valve off, and heat exchanger.. both were a bit sludgy, so cleaned them through, but still not working
I've checked the pump is working, taken the mixing valve off, and heat exchanger.. both were a bit sludgy, so cleaned them through, but still not working
Lack of circulation through plate to plate would be my first call and check pump really is working correctly.
If your system is full of crap that needs sorting
Install system filter If you don't have one then put flusher through system.
New plate to plate around £120 from heating world of spares.
Also check expansion vessel pressure and flexi that connects is not blocked.
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