Mend > Home Heating Systems

c1?

What dose c1 and f7 mean

F22 Echotec Valiant?

I had F22 coming up on window. I looked up Videos and managed to follow instruction to open Right Valve and th... [Read more]

heating stays on?

is there a separate stat on the hot water and central heating because when my central heating is on it just ru... [Read more]

isar he24 heating on permantly?

heating is on all the time ,I can control temp with the boiler stat,and the hot water is fine, any ideas

Glow-worm betacom 30c combi boiler overheat thermostat light flashing?

Overheat thermostat light flashing and reset will not work. Every time I reset it just goes back to fault. No ... [Read more]

Heating stays on permanently?

My RDJ10RF/ SET room thermostat stays on permanently, how do I fix this

Heating stays on permanently?

My RDJ10RF/ SET room thermostat stays on permanently, how do I fix this

Worcester 28i Junior Fault Light flashing?

The fault light is flashing 5 timrs fast, pause, five times fast etc.

Intermittent oil flow causing lock out?

20/25 Worcester Bosch boiler 15 yrs old regularly serviced went on lock out last week, worked fine till then. ... [Read more]

Warm flow boiler needs bleed?

How do I bleed my boiler. I ran out of oil and when I filled up with oil it won't start

drayton lp522?

Boiler comes on even when thermostat sais off. Boiler serviced 2 months ago. Boiler in house. Good insulation ... [Read more]

What does f.25 mean?

I have money in my meter but my vaillant boiler keeps saying f.25 the pressure is just above the first line w... [Read more]

Vokera sorry ?

Hi I have a vokera heating system and the pressure has dropped can you help ,it's freezing thanks

Worcester Greenstar 24Ri seems to have no power?

My Worcester Greenstar 24Ri boiler was working yesterday morning, but did not come on yesterday evening. I... [Read more]

room thermostat not working?

my drayton remote control display is not working.changed batteries.Red led on receiver stays on, heating stays... [Read more]

balanced flu is corroded?

Can a replacement balanced flue be fitted in situe model 10- 16 model ?

Semia condens F30e wont ignite. Pressure bar Ok in range?

No hot water. Makes only noise ..no error code on display. Pressure ok 2 bars. No ignition. Please help..

classic 350 boiler ?

cuts out after 5-10 seconds

boil noisy making a low vibrating noise. ?

i have a morco feb-24ed super compact boiler , when turning on hot water the boiler makes a vibrating noise, ... [Read more]

How do I change the bulbs on a maxol mirage 2000M heater. ?

How can I get to change the bulbs on a maxol mirage 2000M. Fire works great but no lighting. Thanks for your... [Read more]