How to mend ... Boiler Water Turn Heating

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

boiler heating up all the time?

i have a ravenheat condensing fanned combi csi85-csi85t it as just started to heat the water all the time in b... [Read more]

Why have I got hot water but heating system?

When I turn on combi boiler all I have is hot water. There is no central heating - What should I do?

Boiler not heating HW?

I have a vokera mynute 60 . The boiler switches on ( either manual or on the timer )and heats the CH but not t... [Read more]

my combi boiler not working?

i have a combi 120 response boiler when the hot water is turned on boiler produces hot water when hot tap tu... [Read more]

Ariston A23/MFFI - no hot water without heating?

Hi everyone, something is wrong with my boiler. From sometime the hot water is too hot then getting cold and... [Read more]

my boiler makes a noise?

we got a radiator took off a wall, and we didnt have any problems, it was when the pipes from the rad got took... [Read more]

when select hot water i need to turn on heating as well?

hot water will not work without turning on heating on my ferroli 901 boiler

problem with potterton puma 80?

when you first turn on the hot water tap it comes out at normal speed then slows down & speeds up it does this... [Read more]

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]

Ariston microgenus boiler won't ignite?

No warning lights on, power light is on. Doesn't ignite when I turn on hot water or heating but sounds like f... [Read more]

potterton performa 28i combi?

we drained the sytem to do pipe alterations in bathroom, when finnished we turned all valves back on filling t... [Read more]

Sabre combi boiler - no hot water?

My Sabre combi boiler doesn't have any hot water although when turned onto the heating mode the heating actual... [Read more]

Pilot Light keeps extinguishing?

Recently moved into a new house and we have a Potterton combi boiler (not sure on age but I would say fairly n... [Read more]

How can i fix my ferroli optimax combi boiler ( he31c )?

Hi, i have just moved into a property that has had a new boiler fitted, its a combi boiler ferroli optimax he3... [Read more]

Worcester Bosch 24CDi combi boiler?

When I turn on the hot water tap the water goes to taps and central heating radiators. Water from tap is only... [Read more]

Boiler doesn't fire up when calling for hot water. Ferroli Modena 80e?

I turned water off to change a tap washer. Since turning water back on, the boiler will not fire up when I tur... [Read more]

Heating but no hot water?

I have a glowworm 30 Ci combi boiler which has been great since it was installed. but yesterday the hot wate... [Read more]

Potterton 50e does not run for very long?

I have a Potterton 50e which does not run for very long hence no heating and no hot water. If i turn up the ro... [Read more]