Combi Boiler Hot Water But No Heating

We got used to turning the heating on about ten minutes before running a shower.

Combi boiler hot water but no heating.

It is possible that the hot water or heating may have been set to off by mistake or the setting has been inadvertently changed. The combi boiler in our last place gave out hot water only if the central heating was on. If your hot water pressure is low all of a sudden check the pressure gauge on your boiler which should be set at around 1. Receiving heating but no hot water from your boiler is more likely with a conventional or system boiler that has a hot water cylinder.

This is the type of boiler which does not have an additional tank in the loft. But this evening the central heating has stopped working. Low pressure can be a cause of many heating niggles if you have a sealed system or combi boiler. Oct 13 2017 1 i have an ideal espirit 2 boiler the water is working perfect but the heating is not working.

Your boiler will have separate controls to turn on the heating and hot water. May be the same for you it was a saunier duvall 501. I have a drayton programmeable timer and its calling for the heating which is being received but it is not firing the heating on. I have an ariston microgenuis 28 he combi boiler and its around 18 months 2 years old.

The groan is probably the diverter valve moving. If you still have no hot water or no heating after checking the above steps then you will want to check that the boiler settings are correct. If you have a combi boiler it will make no difference if someone has just had a bath it heats water on demand when you turn on the tap. Low pressure sealed system or combi boilers.

So i will guess the controls are telling the system to heat the rads so not faulty timer or stat. You can check the pump itself at the boiler without having to remove the boiler cover on most models so listen for the water flow there. There are no hot and cold storage tanks or expansion tanks to worry about so you can reclaim space in your attic or cupboard. 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.

We had a new pump. Status not open for further replies. So it sounds like the water is not circulating round the rads so i will guess the pump is seized as it has not been run for some months. If there is no hot water from the boiler there may be no water flowing through the system at all.

If you have a system boiler or heat only boiler your hot water is stored in a cylinder and once it s been used up you ll have to wait until it re heats before that bath. As you have a combi you will not have a three port valve.