How to mend Water Off Heating

I have a sime 100c format combi boiler intermitedely hot and cold?

The boiler produces hot water on and off repetidly and also same problem when i turn on heating .

how can i fix my ideal classic lxff boiler its a ff250?

when i turn the water heating to off after its been on or on timer the water is still heating up and the pilot... [Read more]

2

how can i fix my central heating?

when i turn on my hot water my heating comes on at the same time even with the thermostat turned off

Potterton 80e Hot Water Problem?

I have a Potterton 80e Boiler, my problem is that when I have the Heating and Hot water on together the Heatin... [Read more]

how can i fix the disply on my ideal classic heating system?

the disply on my ideal classic heating system has gone off so i cant switch the water or heating system on, th... [Read more]

No hot water or heating on my ravenheat ls80t boiler?

It started when the hot water cut in and out every now and then until it would not come on at all. We still ha... [Read more]

1

Pump runs when boiler satisfied?

I recently moved my central heating pump so as to give me heating for my towel rail off the primary circuit. A... [Read more]

Radiaters heat up when domestic supply is running?

The boiler only heats the domestic hot water if the central heating is switched on, if the heating is switche... [Read more]

1

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt,... [Read more]

2

problem with hot water on ariston boiler?

hi all i have ariston boiler which we inherited when moving in to house but have major problem with hot water... [Read more]

3

Problem with Powermax 155x boiler?

The green burner light has started turning off after 5-10 minutes of the hot water coming on. It won't go bac... [Read more]

1

How to fix my Potterton Lynx Boiler?

My boiler had a problem with the ignition. The insulation had come off the wire to the sparker and it sparked ... [Read more]

re:35cdi ll rsf combi?

hi i`ve just turned the heating off for the summer, and now i`ve got no hot water. so i turned the heating bac... [Read more]

Ravenheat CSI 85A fires up then goes out on CH?

Help, I have a CSI 85A which when you call for central heating fires up for around 6 seconds then goes out the... [Read more]

2

How can i fix my heating staying on even when the control is showing off?

Heating has two port valves (water & heating) when the programmer is showing off or the programmer is fully di... [Read more]

1

Replaced radiators on a worcester boiler now heating is not working??

We are updating my late fathers house and a plumber turned off the heating to take off a radiator to plaster ... [Read more]

1

Glow worm 30CXI combination boiler showing fault code F1 and F4? ?

Glow worm 30CXI combination boiler showing fault code F1 and F4? My boiler is showing fault code F1 - F4 so t... [Read more]

Biasi 24s?

My friend as a nine year old biasi 24s.There is no hot water and the heating has a mind of its own.(it came on... [Read more]

1

No hot water on my Baxi Combi instant HE?

I cannot get any hot water on my Baxi 80, but the central heating mode works. I can get warm water if I put th... [Read more]

No hot water?

Everything is working perfect on my boiler except I have no hot water at all-ie when I turn the tap nothing co... [Read more]