What pressure should a Worcester expansion vessel be?

between 1 and 1.5 bar
When the heating system is cool, the pressure should be between 1 and 1.5 bar on the pressure gauge (the indicator needle would usually be in the green section). If pressure is below 0.5 bar (down in the red section), water has been lost from the system and must be replaced.

What does red light on Worcester boiler mean?

What Does A Worcester Boiler Flashing Red Light Mean? Although a flashing blue light is most common, some Worcester boilers have a flashing red light. This usually indicates that your boiler needs servicing by a professional heating engineer.

What does the display on a Worcester boiler mean?

The display will flash between this symbol and the flow temperature. On this model of boiler it means the service is due. The display will flash between this symbol and the flow temperature. The heating circuit pump is blocked, please ring 0330 123 9559 to arrange an engineer appointment.

How do I know if my expansion vessel failed?

If you think the vessel has failed, unscrew the plastic cap from the pressurisation valve (it’s like a car tyre valve). Momentarily depress the pin in the valve to release a little pressure. If water comes out of the valve you have a definite expansion vessel fault.

What lights should be on on a Worcester boiler?

The green light on a Worcester Bosch boiler typically indicates that the burner is operating properly, which is a good sign. However, sometimes the green light can go off, with the boiler still working fine.

What happens when a boiler expansion vessel fails?

Expansion vessels work at pressure. If this pressure is lost, the expansion vessel cannot do its job and the boiler will fail to start or will automatically shut down.

Why is the heating light flashing on my Worcester boiler?

– there’s an issue with the flame sensor, – or there is a faulty ignition electrode. To find out whether there is a fault with the gas supply, you need to check if other gas appliances in your house still work. If everything seems to be as normal, then you know the issue is with the boiler.

Why is my Worcester boiler light flashing?

The blue light on an RI will flash when it detects no gas supply, or low pressure. This could be a range of things such as a faulty gas valve. As this issue relates to gas, contact a heating engineer straight away. Another common cause of a blue light flashing is a blockage in the flue.

How do I reset my Worcester 24i junior boiler?

The appliance can be reset by pressing the fault indicator button and holding in for 5 seconds when the appliance has cooled.

What happens if expansion tank is full?

Understanding Expansion Tanks An expansion tank is used to prevent issues related to excess pressure from your home’s hot water supply. Without it, you would be at risk for damage to your water lines, fittings, and water heater.

What is an expansion vessel on a Worcester Bosch boiler?

This Worcester Bosch brand expansion vessel is a suitable replacement part for Greenstar and i Junior Series boilers. A chamber designed to protect water heating systems from excess pressure, the expansion vessel is filled with air which acts as a cushion against system pressure surges.

How many spares are available for the Worcester 24i junior LPG?

Worcester 24I Junior LPG exploded views and parts list Exploded view diagrams and parts lists for the Worcester 24I Junior LPG We are upgrading our website from 16:00 GMT on 27th to 30th of January. On these dates we will not be able to process orders Over 18,000 spares lines available for delivery

How many types of boilers are there in the Worcester Range?

This part is present in 16 different boilers in the Worcester range including the Worcester 24I NG , 24I LPG , 28I NG , 28I LPG , GREENSTAR 12I SYSTEM.

Can you turn down the pump on a Worcester Boiler?

At the time these boilers were launched Worcester were advising the pump could be turned down but at some stage they appeared to change that advice. The bypass was too small and system noise was often a problem with the 6m pump.