Worcester Bosch Internal Filling Key To Repressurise Combi Boiler

Product Information

Combi boilers house a water heater and a boiler in one unit, meaning there’s no need for a large water tank. Water is heated as it runs from the water mains, making these boilers very efficient and space-saving.

If your Worcester boiler is losing pressureyou will have a leak somewhere on your heating system or the pressure relief valve is letting the water out. Carbon deposits on the light— Over time, carbon build-up may obstruct the light and cause it to malfunction. Repressurising a Worcester boiler is an easy job. It can save you from having to pay a plumber to do such an easy task. If you have to keep repressurising your Worcester boiler, you should get that problem found and fixed as soon as possible. Easy-Fill filling link with blue handle: These are on the latest Worcester boilers (thankfully). This will simply need to be pulled to top up and then released to stop filling.That said, do note that you should only top up your boiler once you’ve identified and resolved the root cause behind low boiler pressure. How do I fix the low pressure on my Worcester boiler? As with other boilers, you’re aiming for a pressure of between 1 and 1.5 bars so if your boiler pressure is lower than this, you’ll need to top up the pressure. You can do this using the instructions earlier in this guide, but it’s likely you’ll need to use a filling loop as discussed in our ‘how to repressurise a Worcester boiler’ section. Other types of boiler Now, keep in mind that these units will slowly lose pressure over time. However, if it happens all of a sudden, then you are having a problem.

The pressure will begin to rise. Wait until it reaches one bar. Now, turn off the two taps. Remove the hose. As a rule, if your boiler problems relate to a loss of pressure, you have a leak. Sure, it might not be visible, but it’s there somewhere. Not every boiler is the same, so the process may be different for each machine. We’ll be exploring a few different methods to repressurise a boiler so you may prefer to skip ahead to the relevant section of this guide to save time.

How to re-pressurise your Worcester Bosch boiler

Open a drain-off valve on the Worcester boiler or central heating system with a hose attached and let the pressure drop. There are plenty of reasons a Worcester boiler (or any boiler, really) may not fire up, but most have to do either with gas supply, ignition, or an inability to operate safely. To find out which it is, you can tie a carrier bag to the end of the copper blow-off (overflow) pipe outside. Boiler blow-off pipe When it reaches the standard pressure indicator of 1.5, then you will need to tighten the white plastic nut until the water stops entering into the system.

The only exception to this is if your pressure sensor itself is faulty. The Fix for Boiler Pressure Problems

Key Takeaways on Common Worcester Bosch Boiler Problems

You can absolutely have low pressure in your boiler system without a leak. This could be caused by bleeding radiators, a pressure relief valve problem, a vessel problem, or a filling loop problem. How to repressurise Worcester boiler

In the vast majority of cases — and this applies to all boilers — loss of boiler pressure is caused by leaky central heating systems. Heatable is a great place to start getting your quotes. They install Worcester Bosch boilers at highly competitive prices, thanks to their online business model and low overheads. Take off the hatch on the underneath of your boiler, you will find the internal Worcester filling key clipped inside.

Which tradesperson should you use for the job?

Yet another way is to use the external filling loop — if that’s the filling mechanism your boiler model has. Worcester boiler reset button flashing: if there is some fault with the system, the blue mains light will flash as well as the reset button (once per second). How to Reset a Worcester Boiler Learning how to repressurise a Baxi boiler will depend on the type of model you own. There are many different types of Baxi boilers, each with its own differences. How to repressurise a Vaillant boiler Various boiler issues are indicated by alphanumeric error codes, all which start with “EA” and conclude with a series of numbers. The most likely reason you’re seeing a pressure increase is that the system has too much water in it.