Mend > Home Heating Systems

It's the week end and I have same problem. What do i do?

Heater not working. System is one year old.It's the week-end/ What do I do ? Coming up as error 108

Halstead quattro diverter valve?

Hi, I have a Halstead quattro. I had the diverter valve replaced in Dec 2013 but had found that recently t... [Read more]

myson velaire vitesse 60/80 balanced flue?

Can anyone help me source a Flue Terminal for my MYSON VELAIRE VITESSE 60/80 BALANCED FLUE/ CONVENTIONAL FLUE... [Read more]

My Myson Apollo boiler gas jet flame?

When my boiler ignites occasionally the flame from the gas jet is irregular and noisy which I think may be an ... [Read more]

empty header tank?

have a leak on a radiator so emptied the header tank and tied up the ball cock. Can I run just the hot water w... [Read more]

How can I fix my boss therm?

I recently replaced the batteries on my thermostats the other day the front display looks like it is working h... [Read more]

Potterton Performa 24 DHW issues?

My Potterton Performa 24 has developed a DHW fault, & I need help resolving it please. In November, it stoppe... [Read more]

pressure gauge in red?

Valliant ecotec plus 824 boiler. Pressure guage is in red and can't get it to come down. When press the - butt... [Read more]

Pottertton Kingfisher Boiler Overheating ?

I have a Potterton Kingfisher Boiler which has a intermittent problem, which is causing the tank to bubble ove... [Read more]

boiler will not stay on?

i have a halstead eden vbx30 boiler. when i switch it on it tries to fire up gets a error 3 tries 5 times to l... [Read more]

why my hot water pressure is low?

Hi, I have a potterton promax combi which has low hot water pressure. The mains going in is fine but very low ... [Read more]

Worcester greenstar 30cdi ?

I had my boiler serviced last week and since then it sounds like it is constantly firing up 24hrs a day.Previo... [Read more]

Ikon thermostat?

How do I change the clock on the thermostat to British summer time

how do i reset my wireless thermostat?

Lights on the thermostat receiver linked to boiler both gone out. Sender part still working fine so am assumi... [Read more]

Heating? Ariston micro genus 27 mffi?

hot water fine but when I put heating on the boiler fires up but the motorised valve just fitted on boiler doe... [Read more]

bring water pressue down on ferroli he 31 c?

how do I bring water pressure down on ferroli optimax he 31 c stupidly over filled it

Greenstar RI boiler not working?

We have a WB Greenstar RI boiler that is about 7 years old and has run pretty faultlessly in that time. It has... [Read more]

Boiler turns on and off at will?

I have a vaillant ecoTEC Plus 837 boiler that is almost 3 years old. This is controlled by a salus wifi contr... [Read more]

Boiler turns on and off at will?

I have a vaillant ecoTEC Plus 837 boiler that is almost 3 years old. This is controlled by a salus wifi contr... [Read more]

Volkera Mynute 20 e?

When the boiler is lit the flame pulsates and then cuts out. If the covers are off flame lights and stays on,... [Read more]