Mend > Home Heating Systems

ferroli optima boiler?

can i change individual relays in the circuit board

Hot water but no heating, pressure is v.low, how do I fix?

The boiler pressure reading is close to zero and I have no heating in all of my rooms except the one nearest t... [Read more]

Heating not working, but there is constant hot water supply?

I have a valiant combi boiler, which works ok when hot water is needed, but the ignition light goes off each t... [Read more]

Pilot light intermittently goes out?

Hi Can you help? I have a Glowworm Swiftflow 80 boiler. The pilot light goes out intermittently and is diffic... [Read more]

radiators coming on when not needed?

my cental haeting ia playing up , i think th esyncro motor is perhaps sticking ie not fully shuting off heatin... [Read more]

pilot lght?

It's gone out and won't stay on after trying to fire it up again

heatslave 9.24 no pressure following leak?

hi i have just moved into a property that has the above boiler fitted,was all in working order with a small le... [Read more]

how do I bleed an oil furnace?

My oil furnace had no oil for a month or more, and now has air in it presumably. I did buy oil now. When I p... [Read more]

Ideal classic boiler won't switch off with timer?

I have an Ideal classic boiler FF2-100 which takes no notice of the timer switch. I have tried a new timer swi... [Read more]

My ariston euro combi boiler ignition flame won't stay alight??

Have an Ariston Euro Combi Boiler, it has just lost its pilot light, i have pressed the ignition several times... [Read more]

how can i fix my valiant ecomax 828e?

my central heating works but when i turn on the bath hotwater tap the boiler shuts down and E12 is displayed a... [Read more]

worcester combo boiler will not start?

my worcester cmbo boiler 24i28i is not working at all no hot water or heating please tell me whats wrong

What's wrong with my Profile 50e boiler?

I've just bled all the radiators in my flat, and now my Profile 50e boiler has gone mad. The pilot light doesn... [Read more]

valiant turbomax plus?

no hot water but heating .have changed aqua sensor and diverter valve but still problem persists

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

Pressure too low??

I have a Glow Worm Swift Flow 80 that keeps dropping the pressure down to about 0.5 to 0.7 PSi when the heatin... [Read more]

My potterton promax HE 24 is for the scrap heap!?

We purchased our potterton promax he 24 boiler in sept 2002. From the beginning its caused us problems and oft... [Read more]

How long should a combi boiler last?

I am buying a house where the wall mounted combi boiler looks oldish! What is the approximate life of a combi ... [Read more]

what is f23 fault code?

on ecomax 824e as the boiler has shut down

the water pressure in system is to high?

the water pressure in my system is to high causing the saftey valve to leaky i have replaced the inlet valve t... [Read more]