Central heating tips and advice from a full-time UK central heating engineer. How-to guides from an everyday plumber.
The Vaillant boiler F28 fault code, and all Vaillant boiler fault codes, show on the display when there is a problem and your boiler locks out. Vaillant uses them to show you what might be wrong with the boiler not firing up. I have been a full-time boiler repairer for over a decade and having fault codes […]
How to Fix Vaillant Boiler F28 Fault: Repair Guide Read More »
The Vaillant boiler F75 fault code, and all Vaillant boiler fault codes, shows on the display when there is a problem and your boiler locks out. Vaillant uses them to show you what might be wrong with the boiler not firing up. I have been a full-time boiler repairer for over a decade and having fault codes on the
How to Fix an F75 Vaillant Boiler Pressure Sensor Fault Read More »
Vaillant boiler fault codes are codes used by Vaillant to show you what the problem might be with your boiler when it has broken down or is not working correctly. I have been repairing boilers for over a decade and the quicker you fix it the better, so having the boiler error code on the
Vaillant Boiler Fault Codes: How to Fix Errors Read More »
The Vaillant F22 fault code indicates low boiler pressure so it must be repressurised to fix it. The first thing you need to do is check the pressure gauge and if it’s low, repressurise it until it’s at 1 to 1.5 bar. I have been repairing boilers for over a decade and this is how
How to Fix Vaillant Boiler F22 Fault Code Repair Read More »
Dirty central heating system causing problems? Are your radiators cold at the bottom? Flushing a heating system is cleaning the insides of the radiators and pipes to get rid of any dirt and sludge that may be causing problems. I have been a full-time heating engineer flushing heating systems for over a decade, and it’s
How to Flush a Central Heating System Guide Read More »
Do you have certain radiators not getting hot enough? Tried bleeding them? Balancing radiators can take a long time but it can be very rewarding. Getting all of your radiators to the same temperature is the goal. I have been carrying out radiator repairs and balancing central heating systems for over a decade. Balancing radiators
How to Balance Radiators: The Complete Step-by-Step Guide Read More »
Draining a central heating system can take a long time but is sometimes needed for replacing radiators and other heating jobs Knowing how to drain a radiator system (and refill it) can save you money and give you the skills to flush a central heating system. I have been a full-time heating engineer for over
How to Drain a Central Heating System Properly Read More »
Looking for the best combi boiler temperature settings for your home? Having your temperature settings too high can waste a lot of money, especially with the ridiculous price increases in the UK recently. Having them too low is good for your bank balance, but probably not good for your comfort. A large combi boiler can
Optimum Combi Boiler Temperature Settings: Complete Guide Read More »
Changing to a combi boiler from a conventional boiler is a big job, and can involve floors being pulled up to access and changing the pipes around. I fit combi boilers regularly and changing from a conventional boiler to a combi boiler system will usually take me two days to complete, but could take more
Changing to a Combi Boiler? What You Need to Know Read More »
Having your boiler pressure too low causes the boiler to stop working which means you will have no heating or hot water. To repressurise a boiler, you must add more water (pressure) to your heating system from the cold water supply via a filling loop. I have been repairing boilers and heating systems for over
How to Repressurise a Boiler: A Simple Guide Read More »
