How to mend ... System Hot Water

Baxi 105e, no hot water if heating isn't on?

I have a Baxi 105e. The central heating works fine and when the heating is on, the hot water runs fine. Howev... [Read more]

Random hot water?

About 2 hours after the last cycle of the day my bolier comes on and heat the hot water. If I switch the boile... [Read more]

why does the domestic hot water keep leaking into the radiators?

the hot water for the domestic hot water is leaking into the radiators, so that even when the central heating ... [Read more]

No Central Heating - Promax 24 HE?

Hello. I have a similar system to that mentioned above. Since the weather turned colder a couple of weeks ago ... [Read more]

Riello RDB2 oil burner wont ignite when hot?

I have a Riello RDB2 burner in my boiler. After fuel running out and subsequent re-fill the burner ceased func... [Read more]

pressure drop each time heating used?

we have a ariston 27rffi system boiler in the past two weeks it drops the pressure from 2bar down to zero over... [Read more]

worcester 24i combi heating system?

hot water runs ok but no central heating. i think it may be the timer switch can i connect the wires to overri... [Read more]

having problems with sime format 80 c boiler?

I have changed the diverter valve and water adjuster valve and the led light now flashing to say check smoke p... [Read more]

Boiler water pressure?

I have a Ferroli SYS 10-23 central heating/hot water boiler with very low water pressure in the central heatin... [Read more]

2009 - Do I still have to drain the whole system to replace TRV?

Recently had CH system chemically cleaned and flushed through which was very successful. Following this four T... [Read more]

how can i fix my ideal concord wrs 230a?

boiler firing up but no hot water and radiators not working pump seems to be working ok system doesnt seem t... [Read more]

Can I pressurise system myself?

Hello, I have an Ariston Genus boiler downsta... [Read more]

how can i fix my ideal concord wrs 230a?

the system itself is a gravity fed system that incorperates an emersion tank but at the moment the tank is not... [Read more]

Grundfos Alpha+ 25-60 pump problem?

the Grundfos pump circulates water in my UF heating system however, I have noticed lately that although my liv... [Read more]

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

Valliant boiler - Hot water but no heating?

I'm guessing that the problem is that the pressure is too low, as it's under 1.0. I have followed the instruc... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

baxi genesis 80 fault?

i have no hot water at all and the heating only comes on for 30 seconds and then goes off . when i reset sy... [Read more]

What's wrong and how can I fix my boiler - Baxi Bahama 100?

My above mentioned boiler has become very frustrating indeed! It will rarely stay on for a sustained period, c... [Read more]

valliant turbomax plus 824e/low preasure?

how do i fill up the system so the preasure goes up to normal cos i cant find the valve to do so, i found one ... [Read more]