How to mend ... Faulty Heating System

Central Heating Comes on, When Hot water is Turned On ?

I have an old system (circa 1992). I think its is convection pumped system. I have to have the hot water turn... [Read more]

baxi instant 105e pressure vessel problem?

can I add an additional pressure vessel to my heating system and leave the old faulty one in place ,to save ta... [Read more]

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [Read more]

Combi boiler – faulty pressure gauge or water leak?

I don’t know if my combi boiler and system (a) has a water leak or (b) just has a faulty water pressure gaug... [Read more]

What are the symptoms of a faulty boiler stat ?

My boiler seems to be running for very short periods and the central heating hot water is not getting to the f... [Read more]

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]

johnson & starley model J25 - 32 Mk3 modair flow water heater thermostat?

johnson & starley model J25 - 32 Mk3 modair flow water heater? Hi I have the above model warm air heating sys... [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]

WHY'S MY VAILLANT BOILER NOT FIRING UP?

My Vaillant boiler isn't firing up when heating is turned on or when hot water taps are turned on. All the se... [Read more]

worcester 37cdi boiler?

the boiler looses pressure when hot water is run for baths or showers. there is no leaks at all on heating sys... [Read more]

how to tell if gas vavle is faulty?

my Jaguar 23k combi is not igniting although you can see the ignition sparking it displays F1 recently replace... [Read more]

Britony Combi 80/100 possible faulty two way valve?

Some times (especialy if unused for several weeks)when switching on to "hot water only" system does not run ho... [Read more]

How can I fix a thermostatic radiator valve?

I have an oil fired central heating system. All my radiators are very hot apart from the one in the living ro... [Read more]

loss of heating on renault laguna 1.8?

heatin system runs luke warm i have changed the thermostat i now think the temp sensor is faulty but i don,t k... [Read more]

i have a worcester bosch 28i and i am having problems with pressure?

I am having problems with pressure, I am having to fill the system every day, this is because the system press... [Read more]

Faulty pilot burner?

I have a johnson & starley j25 warm air heating system but am having problems with the pilot burner. It lights... [Read more]

How can i fix my Glow Worm Space Saver 20 - 30F?

If i blow into the APS (via restrictor) the boiler lights up, heats and runs for about 5 minutes but will not ... [Read more]

Potterton Flamingo II, hot water is fine but central heating doesnt ignite?

Hello I have a Potterton Flamingo II. The hot water option works no problem, but when I select either wate... [Read more]

minimal heat from radiators and hot water system?

Since turning the heating back on our hot water has cooled down to minimal heat and the radiators do not get h... [Read more]

Celsia 24LE keeps tripping?

My 24LE frequently needs resetting. I've drained and flushed the heating system, which made no difference. Whe... [Read more]