How do you reset a Potterton combi boiler?

Reset. bar.
Off position. The boiler will not operate.
Central heating. and hot water. Both heating and. hot water will operate.
Hot water. Hot water will operate.
Reset. Hold for approximately. 5 seconds and release.

What should the pressure be on my Potterton boiler?

As well as the E119 error code, you can see if your Potterton boiler has low pressure by looking at the pressure gauge – if you see the needle pointing to anything lower than 1 bar, the system is low on pressure. Ideally, it should be around the 1.5 mark.

What are the most common problems with Potterton boilers?

The Five Most Common Problems with Potterton Boilers #1 – Boiler Pressure Is Too Low Low boiler pressure is a common problem with all boilers and Potterton boilers are as susceptible to this as any others. If your boiler pressure drops too low, the boiler’s default failsafe mechanism will kick in and the boiler will lockout.

How does a diverter valve in a combi boiler work?

The diverter valve is the component in your combi boiler which directs hot water to either the taps and showers or towards your radiators. If this valve gets blocked or stuck in any way, it can result in hot water making its way to one system but not the other.

What causes an error code E125 on a Potterton boiler?

Blockage – A blockage somewhere in your central heating is preventing water from circulating properly. This is usually caused by a sludge build-up. On your Potterton boiler, this is most likely to be indicated by error code E125 or E193 showing up on your display.

What should I do if my Potterton boiler is leaking?

This is sometimes a minor job that you can do yourself by tightening a joint or using a DIY sealant. If the issue is with a soldered joint, it is usually a relatively minor issue to fix it. Once you have identified and fixed the leak, you will then be able to repressurise the system and it should now work as normal.