Your pressure is way too high but that wont stop the heating coming on.
Are you getting any hot water?
Are all the controls calling for heat?
What do you have by way of controls? [roomstats, timers, fused switches etc?]
You may need an RGI in to check that they are working properly.
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