Is it a bulb type fire valve? If so reposition therefore in a cooler area above the burner box or is the boiler getting too hot or its knackered and needs replaced. They do fail from time to time.
Replace the fire valve for one which goes off at 90 degrees and place the copper phiel well above the burner make sure it's not touching anything which gets hot good luck
Replace the fire valve for one which goes off at 90 degrees and place the copper phiel well above the burner make sure it's not touching anything which gets hot good luck
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