Central Heating videos
Central heating can be complicated but the videos in this category are designed to help everyone with their central heating. From adding an expansion vessel to wiring in a wireless thermostat this section will have plenty of videos to help.
02:56 PopularAdded 19.7k Views / 4 Likes
Many sealed boilers such as combination boilers will not operate if the pressure in the central heating side of the system drops below a certain pressure (often 1 bar). This video shows how to re-pressurise your system so that you can get the boiler worki
02:41 PopularAdded 7,282 Views / 2 Likes
If your central heating system is loosing pressure on a regular basis the expansion vessel may need recharging, or the vessel may of failed and need replacing (please watch the video on how to test an expansion vessel). The expansion vessel can be recharg
04:12 PopularAdded 6,559 Views / 1 Likes
Draining down central heating may be necessary if several radiators require removing from the system at the same time. This video shows how to drain down a combi central heating system.
02:09 PopularAdded 5,576 Views / 1 Likes
Radiators may need bleeding if the radiator is warm at the bottom and cold at the top, this is often an easy task, although on a sealed system you may need to re-pressurise the system before all radiators can be successfully bled.
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How to test an expansion vessel in a central heating system. If the expansion vessel is suspect it is a good idea to test it using this technique as it will identify a faulty expansion vessel.
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This video shows how to fit an external expansion vessel to a central heating system. If the built in expansion vessel is faulty in the boiler you need to get a registered gas engineer to replace it, but instead you can fit an external one yourself as you
07:32 PopularAdded 3,853 Views / 1 Likes
How to remove a radiator from a central heating system, this is often useful if you want to decorate behind the radiator or wish to replace the radiator.
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This video shows a quick and easy way to add inhibitor to a central heating system through the towel radiator. It is important that the central heating is switched off and has enough room in the system to accommodate the inhibitor, this can be achieved by
15:20 PopularAdded 3,258 Views / 1 Likes
This video shows how to install a wireless room thermostat to a combination boiler. Wireless room thermostats can often save fuel as they keep the room at the exact temperature that you require. The model fitted in this video is the Honeywell CM921 wirele
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Central heating leaks can be difficult to find, here we demonstrate an easy way to find a leaking joint.
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Radiator valves can be the cause of leaks in some central heating systems, if you find your valves have been leaking it is essential that they are tightened using a suitable spanner and also a pair of water pump pliers in order to support the valve and pr
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installing a towel radiator can be tricky but this guide shows one way of installing a towel radiator. Before fitting the radiator you need to drain down the system.
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A common problem when doing plumbing is how to solder a wet pipe, this can be a real problem especially if you cut into a downstairs copper pipe as the rest of the pipes in the house can take hours to drain fully. Obviously the pipe needs to be dry before
11:01 PopularAdded 2,513 Views / 1 Likes
Some boilers have built in integral time clocks, if the clock fails the boiler may not operate correctly. This video shows how to change a boiler time clock as it is a simple like for like replacement.
11:00 PopularAdded 2,358 Views / 1 Likes
Trace heating is useful for preventing pipes freezing in winter months. This kit is connected to a thermostat so that the trace heater only switches on when the temperature drops below 5 degrees C. If you constantly get frozen pipes in winter then a trace
01:57 PopularAdded 2,303 Views / 0 Likes
how to bleed a towel radiator, this is often an easy task and is bled the same was a traditional radiator. It is important that the central heating is switched off before bleeding the radiator or else air can be sucked into the system.