Why is my boiler pressure creeping up?

One of the prime reasons why a boiler’s pressure may keep rising is a fault in the expansion vessel itself. As touched on above, an expansion vessel is there to maintain pressure due to the expansion of gas and water whenever the system is heated.

What happens when the boiler pressure is too high?

As your boiler heats up the water for your radiators and taps, the water expands. resulting in the water coming out of your pressure relief valve. Too much air could result in an over pressurised system, this could also result in water coming out from the pressure relief valve.

How to fix high pressure boiler?

If it’s above 2 bars, you’ll need to reduce the pressure. Ensure the filling loop or relief valve is tightly closed. Bleed your radiators to release trapped air from the heating system. Check to see if the boiler pressure returns to its correct setting.

What should the pressure be on a Ferroli boiler?

2. Low boiler pressure Your boiler gauge should show that the boiler pressure is between 1.0 and 2.0. If the pressure drops below 1.0, then you’ll need to repressurise it. Follow our guide to low boiler pressure to resolve the issue. 3. A leak is coming from the bottom of the boiler

When is the boiler pressure too high or too low?

The pressure may be lower if it is warm out, or higher if it is cold out. If it nears 3 bar or 45 psi though, your pressure is too high. Pressure gauges are often color-coded. If the needle is in the green, your pressure is usually fine.

Can a Ferroli boiler be repaired for free?

Sometimes things do go wrong and to prevent your home from going without heating and hot water for too long we’ve put this handy guide together to help you get your Ferroli boiler going again. Should you need an engineer, you can get free boiler repair quotes from trusted engineers near you with our service.

Why is water leaking from my Ferroli boiler?

Ferroli also don’t have their own dedicated engineers, and instead use local contractors who may not have a high expertise level of dealing with this brand. If water is leaking from your boiler from below, it could be a problem due to this brand’s cheaply manufactured shut valves, as these boilers are prone to this particular fault.