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We have 150 questions about mending 'main combi boiler'

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Mend Heating, Home Heating Systems

my worcester 240 combi rsf boiler makes a clatter noise ?

when firing up with the hot water and sometimes the heating, we have to keep resetting it to get the heating a... [Read more]
Mend Heating, Home Heating Systems

Main 30 combi fault?

My boiler runs continuously even though the thermostat is not calling for heat, does anybody out there have an... [Read more]
Mend Heating, Home Heating Systems

how to regulate gas?

hi we have a main combi 25 eco only four years old gas man says might be p c b but boiler shows no error codes... [Read more]
Mend Heating, Home Heating Systems

can I fit this myself or do I need to be gas safe engineer?

I have a Main combi 30 eco boiler and the automatic air vent is leaking
Mend Heating, Home Heating Systems

Why does my Main Combi 24 HE sound as if it is continually filling up?

There is a constant noise as if the boiler is filling up, the pressure does not increase however if a tap is t... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Main Combi 30HE boiler?

The domestic hot water system is not operating properly as it heats the water to the right temperature when yo... [Read more]
Mend Heating, Home Heating Systems

Fault on fan or flue?

Our recently installed Main Combi 30 He ECO boiler is displaying a 50 degree LED fault (Fault on fan or flue).... [Read more]
Mend Heating, Home Heating Systems

How can I reduce the pressure on my boiler?

I have a Main Combi 24 HE boiler. The pressure dial is up on 3 and a half. The boiler and radiators are making... [Read more]
Mend Heating, Home Heating Systems

Can I get the instructions to add more water to boiler pressure is just bel?

Add water pressure just below one. Main combi 30 he
Mend Heating, Home Heating Systems

ideal combi boiler c95ff no hot water ?

we have had our plumber out to look at our boiler he said it was the main pcb board the woman at call centre s... [Read more]
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