Combi Boiler No Hot Water Heating Ok

The diverter valve seems to be working although slightly covered in limescale the pin is nicely coming out.

Combi boiler no hot water heating ok.

The radiators all got hot but for some reason there is no hot water. The boiler is working for the underfloor heating and the central heating but is not heating the hot water. There is no hot water and no heating. The motorised valve for the hot water on the megaflo is open and the overheat reset on the tank is ok but there doesn t appear to be a demand for the boiler to fire up coming from the hot water system.

Boilers heat water very quickly and like hot water heaters are available in tanked and tankless versions. As well as being effective and economical they also have a reputation for being extremely reliable. 1 thermostat timer fault if you re savvy with your tech or keep a watchful eye on your energy usage you ll likely be using your boilers timer to control when it s in operation. Most uk homes rely on a gas combi boiler for both heating and hot water.

If there is no hot water from the boiler there may be no water flowing through the system at all. However as a piece of equipment that is typically in use 24 hours a day seven days a week it is inevitable that from time to time problems may occur. If your home runs on a combi boiler then low pressure may be the reason for your lack of hot water. If your central heating is functioning perfectly but there is no hot water coming from your shower or taps it is likely an issue with the diverter valve.

I can see that it is not firing up. If it s on hot water only then it doesn t fire up when i run a tap. This valve allows a combi boiler to switch between heating your radiators and your hot water so when you turn on your hot tap the diverter valve opens and sends hot water to the tap. I had a read of the service manual and took the front off and found that the rod on the dhw flow valve isn t pressing its microswitch.

The problem was intermittent but after few weeks now it fails consistently. Boilers can be used to not only heat water but also heat your home and even generate power. Instead a boiler turns water into steam. The water pressure for a standard domestic boiler is usually around 1 5 bar and will be displayed on a gauge known as a manometer usually located where the water supply pipes are connected to the boiler.

However unlike hot water heaters some boiler systems come with a hot water storage cylinder. What could be the issue. I have problem with a baxi combi 80eco boiler. However now only the heating works ok.

It appears that the when i set the boiler to hot water only the boiler starts up ok but after about 1 or 2 mins the boiler stops and appears to be very hot.