Mend > Home Heating Systems

2

How to repair mechanical thermostat/programmer for Alpha combi boiler?

My toddler has over wound the clock part on the thermostat and now it doesn't work at all. It won't wind and ... [Read more]

1

how can i fix my item greenstar 30cdi ?

the water temp is not as hot as previous and all setting the same

1

ferroli optimax 25 s boiler?

Hi, boiler keeps using water have to fill loop daily as it trips out, when filled it restarts automatically an... [Read more]

1

glow worm pilot won't stay alite thermocouple has been changed and interupt?

pilot won't stay alite . thermocouple and interupter have been changed. any suggestions

Saunier Duval Semia C24 not heating?

We have a C24 which is working sometimes and sometimes not, when it works it starts heating for 1 minute until... [Read more]

how can i fix my halstead ace ?

the pilot light wont come on so no heating or hot water nothing is igniting

how can l fix this boilerplease?

sweching on the boiler after priod of time with shouwing FH boiler getting start for high dmand for30 secan... [Read more]

1

boiler loosing pressure?

wife tried to fill boiler via filling loop but left the alve open boiler made loud banging noise as water dis... [Read more]

i have a raveheat boiler ?

the time failed and was by passed i now have new timer and need to know what terminals to put the wires on 1... [Read more]

1

How to repair faulty Boiler?

I have Vaillant eco Tec Pro 24 and when I start open the boiler start ignite for 10 second and shutdown and do... [Read more]

potterton ep 2000 old brown one circa 1970 controler?

All the lettering has rubbed off the front would kike to ajust times for elderly parents a diagram or picture ... [Read more]

1

f22 error?

how to fix f22 error

1

heating stat on boiler?

the heating stat on quattro gold turns boiler on but it keeps running swpt heating stat for dhw no change wont... [Read more]

1

is this normal for this boiler maxin vokera?

the red light comes on and stays on the boiler gives no heat

Code F2 on vizo 24 ?

Vizo 24 fault showing F2

replace water tank heatslave 20/25 boiler? its leaking?

Is it possible to replace the water tank? I have limited side access' so is it possible to pull out from front... [Read more]

1

how can i fix glow worm 24cxi?

my pressure bar should be 1 but is currently 4.4 when you turn the heating on or water it makes a sound how ca... [Read more]

Micron 50FF?

Initial fault was boiler would not start. This was a seized fan, now replaced.Boiler ran for a few hours then ... [Read more]

1

one rad on thesystem not working?

water on wone side of rad mot pumping wat could be the probling

2

Morco Feb 24E CH problem?

Hi My boiler CH heats up to a point then cuts out, possibly coming back on an hour or so later. It will come ... [Read more]