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We have 245 questions about mending 'pressure ferroli boiler'

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Mend Heating, Home Heating Systems

How can I increase the water pressure to my Ferroli Optimax HE31C boiler?

My boiler is showing an F37 fault. I've located the water pressure gauge and the black valve underneath it. Wh... [Read more]
Mend Heating, Home Heating Systems

reduce the pressure on Ferroli Modena 102 ?

Is there a way I can manually reduce the pressure on this boiler, its showing as 2 1/2
Mend Heating, Home Heating Systems

how can i stop my ferroli f77 combi from leaking?

my ferroli f77 combi boiler is leaking, it seams to be comming from up above the air pressure switch chamber b... [Read more]
Mend Heating, Home Heating Systems

Ferroli HE 31c optimax code F37?

I have just put a new PCB in and have reset the boiler my pressure gauge is 1.5b but i still have the fault an... [Read more]
Mend Heating, Home Heating Systems

ferroli modena 80?

why dose the boiler pressure drop but there are no leaks
Mend Heating, Home Heating Systems

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]
Mend Heating, Home Heating Systems

ferroli domina 80E boiler shutting down?

Hi I have an on going and worsening problem, my hot water runs cold and pilot light goes out after 1-10 min... [Read more]
Mend Heating, Home Heating Systems

ferroli f24 heating boiler low water pressure problem?

i have a ferroli f24 it funtions well but i but now have a problem the water pressure drops below the 1 bar af... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax pressure problems?

water pressure at 1 bar heating comes on creeps up to above 3 release some pressure when heating off boiler co... [Read more]
Mend Heating, Home Heating Systems

how do I increase pressure on a Ferroli 30 boiler?

as above
Mend Heating, Home Heating Systems

ferroli bombination boiler?

how do i increase water pressure to 1.5 bar to boiler
Mend Heating, Home Heating Systems

Ferroli Combo 77FF ?

The boiler started making a loud metal clucking noise and the air pressure valve started leaking water . I rep... [Read more]
Mend Heating, Home Heating Systems

how can i fix ferroli optimax he=38c boiler?

boiler has run with no problems for about six months now have problem with pressure dropping. have added water... [Read more]
Mend Heating, Home Heating Systems

ferroli 80e keeps going over pressure?

ferroli 80e keeps going over pressure without boiler switched on checked fill loop for passing found ok just t... [Read more]
Mend Heating, Home Heating Systems

fix low pressure on my boiler?

i have a F37 error on a ferroli boiler. i keep reading about the filling loop but nothing underneath matches t... [Read more]
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how can i fix my ferroli boiler?

my pilot light is still on ,pressure ok but no heating
Mend Heating, Home Heating Systems

overflow continually dripping on Ferroli Optimax HE 31 C?

we keep having to top up the boiler as its losing pressure and the fault '37' comes up but the overflow is con... [Read more]
Mend Heating, Home Heating Systems

how can i fix ferroli 31c he?

I have ferroli optimax 31c he. the problem occured all of a sudden.The front screen on the front of the boiler... [Read more]
Mend Heating, Home Heating Systems

F37 ferroli?

I have f37 fault showing on my boiler but when topping up the pressure back to between 1 &2 it's fine for a wi... [Read more]
Mend Heating, Home Heating Systems

central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler
Pages 131211109

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