Mend > Home Heating Systems

Baxi boiler pressure too high, fills itself?

The pressure on my Baxi boiler is too high and the release valve keeps opening. When I switch a tap on (cold o... [Read more]

Worcester heatslave 15/19 run out of oil, do i need to prime?

Hope someone can help, ran out of oil the other day. Just had a full tank delivered but the boiler doesn't wan... [Read more]

No hot water from the bath tap?

When i turn the bath hot water tap on the hot water goes cold after about 5 seconds, the hot water flow from t... [Read more]

apollo 30/50b over heat switch?

apollo 30/50b will not run with over heat switch connected but will run with it disconnected

Fault F4 ?

I have a Glow worm 30CXI boiler that keeps coming up with a fault of F4? Any idea's

how can i fix my glowworm ultimate 60 ff?

solanoid valves making buzzing noises ignition tries to light pilot but goes out and starts the process again

Spare part 'protective anode' for old Vaillant cylinder?

Hi I have an old but very reliable Vaillant boiler -C142 - it is accompanied by a floor standing storage cy... [Read more]

vokera maxin lock out? causes-remedy?

vokera boilers locks ouy after drawing hot water

How an I fix ravenheat boiler that kept cutting off?

Each time I have to press rest button after it has worked for some days because it kept cutting off

Myson Apollo Boiler - Intermittant Fault?

I have had a problem for some time now that I have had people out to look at and many parts replaced within th... [Read more]

ferroli combi boiler leaking from relief valve?

a new valve has been fitted but it is leaking also . could extra pressure in the boiler caused by heat cause ... [Read more]

How do i set the timer for the heating to come on?

How do i set the timer for the heating to come on?

Where can I get operating instructions for Potterton Timer Model EP 2002?

I cannot figure out how to have the hotwater come on and off separate from the central heating as I cannot fin... [Read more]

Ariston microgenus HE?

my arriston boiler shows an Error code E34. could anyone help me please. I called a technician and he told me ... [Read more]

w?

there is a problem with the fan it starts up and goes of after one second could this be the circuit board,if s... [Read more]

No hot water from my Alpha CB50 boiler?

I just installed an Alpha CB50 boiler. The central heating system works fine, but whe I set the boiler onto th... [Read more]

My Ideal boiler is gurgling?

I have an ideal Icos combi boiler and when it turns on i can hear a gurgling noise, as though its full of wate... [Read more]

Radio link between transmitter and boiler?

My Worcester bosch combi is just over 2 years old and keeps losing link between transmitter/room stat and boil... [Read more]

red flashing light Sime group 4?

the boiler suddenly stopped operating and a red light is flashing constantly. Tried to switch it off and reset... [Read more]

could it be my room thermostat?

does the room thermostat signal the 3 port valve to open to the central heating,and if it does not open is it ... [Read more]