How to mend ... Radiators Hot Water Only

combi boiler wont heat water?

boiler heats radiators but wont heat the water on its own.i have to have heating on at the same time to get ho... [Read more]

Why are the downstairs radiators cold when my heating is on?

I have just moved into a three storey house with a Vaillant boiler and a Telford Tornado water tank. When I h... [Read more]

how can i fix my boiler problem?

I have a Ideal isar he24 combi boiler. when my heating is switched off and i only use the hot water running... [Read more]

Ravenheat CSI 120 can't control water temperature?

I noticed this morning that the radiators and DHW seemed VERY hot. When I went to adjust the temperatures usin... [Read more]

How can I get hot water from my vaillant boiler - I have readiators hot bu ?

The vaillant condenser boiler is 3 years old. I have hot radiators but no hot water

Problem refilling CH system after fitting Grundfos 15-50 130 selectric pum?

I have had to drain my CH system to fit a new radiator. Problem occurs when refilling.It only takes about 25% ... [Read more]

how do i fix my fer hawk 2?

the centeral heating is not heating up the radiators but still supplies hot water

potterton statesman oil boiler?

radiators are heating up but ive no hot water - why?

hot rads but no hot water?

Hi i have a worcester danesmoor 15/19 oil boiler, today i've noticed that it has stopped heating the water but... [Read more]

How can I fix my Vaillant Turbomax Combination Boiler?

My Vaillant Turbomax Combination Boiler provides a good hot water supply to the radiators but the tap water is... [Read more]

Baxi combi 105e Hot water keeps locking out ?

I have just changed the diverter valve on my Baxi 105e due to the normal fault of heating up the radiators whe... [Read more]

Radiators cooling down?

Fitted new diverter valve and motorised valve to Worcester Heatslave 12 14 on previous advice as the radiators... [Read more]

Radiators cooling down?

Fitted new diverter valve, but radiators warm initially but after some time they cool down. They will heat up ... [Read more]

how to fix boiler?

I have a worcester combi 20/25 boiler my haeting and radiators are working fine but have no hot water

poterton performa 24 how to fix?

i have a poterton performa 24. when i put the heating on it stays on until upto temp then it fires up allmost ... [Read more]

seimans rdj10rf . changed battery?

i have changed battery and now not working..serv over ride has fired the boiler but not pushing hot water arou... [Read more]

glow worm micron 60 ff?

When i turn my hot water on my radiators come on but no hot water!!?

How to fix my towerstat RSD thermostat?

Hello My radiators were not getting very hot so I looked at my thermostat and noticed that is wasn't working ... [Read more]

How do I fix my RDH10RF thermostat?

I'm guessing that's what has broken anyway. The hot water is being heated but my radiators aren't turning on a... [Read more]

My combi boiler ignites flame to heat radiators then goes off itself?

When my timer clicks on, my combi boiler clicks and ignites the flame then the bigger flames comes on to heat ... [Read more]