Why is my hot water working but not my heating?

Why is my hot water working but not my heating?

If you’ve got hot water, but no central heating then there are more issues it could be if it’s not the thermostat or the boiler pressure. Common reasons for this particular fault are broken diaphragms and airlocks, or a motorised valve failing.

Why is my boiler not giving me heating?

There are a lot of reasons why your boiler may not be working. Some Common fixes include a frozen condenser pipe, no gas to the boiler, pressure being too low, a leak on your existing system, faulty controller and more.

How do I reset my Vaillant Ecotec Pro 24 boiler?

The reset button is located on the boiler’s display and will likely show a flame with a line crossed through it. You will only need to press the reset button for three seconds before the boiler resets and the display screen should change.

Why are my radiators not heating up?

Check for Trapped Air and Bleed Your Radiators If just one (or a few) of your radiators aren’t heating up, the most common reason for this is trapped air. If you’ve just turned the heating back on after the summer, air can become trapped in your radiators, causing them to be warm at the bottom but cold at the top.

Why are my radiators not coming on?

Things to check on your boiler If your boiler works but the radiators are not heating up, then likely cause could be a faulty boiler pump or your central heating controls. If your boiler works but the radiators are cold, check that the thermostat or timer is working correctly.

Where is the reset button on Vaillant boiler?

Your Vaillant boiler reset button is located on the boiler’s display, near where the fault code will appear. The reset button features a flame with a line through it – this is also the ignition button.

Why is my thermostat not calling for heat?

The most common reasons for such a problem are a dirty filter, thermostat malfunction, pilot ignitor, wrong settings, or low battery issue. In such a case, all you would have to do is clean the device, double-check the thermostat settings, or replace the batteries.

Why is heating not working?

Dirty and clogged filters are one of the primary causes of furnace problems and can cause high operating costs. The heat exchanger can overheat and shut off quickly when filters are clogged with dust and dirt. This also causes soot buildup on the heat exchanger, which makes your furnace run less efficiently.

Why won’t central heating come on?

If your heating system will not turn on, the first thing you should do is check the thermostat. The thermostat’s battery may have gone bad, causing it to power off. If your thermostat is hardwired, a power surge, brownout, or brief power outage may have caused the thermostat to lose its settings.