Heating and hot water maintenance for tenants usually comes down to a handful of repeat problems: lost boiler pressure, trapped air in the radiators, or a thermostat that’s set lower than it feels. Each one has an obvious symptom once you know what to look for. A boiler that keeps cutting out or won’t fire up at all is often a pressure issue. A radiator that’s cold at the top but warm at the bottom almost always means air needs bleeding out. And a flat that never quite reaches temperature can sometimes be fixed by checking the thermostat settings before assuming the system is faulty. Working through the videos on this page in order — pressure first, then radiators — solves most heating complaints without needing a call-out at all.
A few regular habits keep your heating running smoothly between the jobs above:
One of the biggest heating and hot water maintenance problems tenants experience is the loss of boiler pressure.
Each boiler manufacturer may have a different way to repressurise the boiler, but the most common way it with a filling loop.
Here is a short video showing how to repressurise your boiler if it has a filling loop.
Most boiler gauges have a coloured zone, usually marked in green, between 1 and 1.5 bar. If the needle sits below that, in the red, your boiler needs repressurising using the steps in the video above. If it sits above the green zone, the system has too much pressure, which is less common but worth reporting if bleeding a radiator doesn’t bring it back down. Check the gauge cold, before the heating has been running, for the most accurate reading.
If you find that your radiator is not heating up, check the boiler pressure.
If the bottom half of the radiator is heating up but not the top, you may need to bleed the radiator as there could be air in the heating system. Here’s how to do it!
If you smell gas, leave the property immediately, don’t turn any switches on or off, and call the National Gas Emergency line on 0800 111 999 from outside. For a burst pipe near the boiler or heating system, turn off the stopcock and switch the boiler off at the wall. If you have no heating or hot water and it’s putting anyone vulnerable at risk, contact us straight away rather than waiting for a routine repair slot.
You can report any maintenance issue through our online maintenance portal.
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