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Mend Optimax He 31c

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We have 86 questions about mending 'optimax he 31c'

How to mend Optimax He 31c

Pages 54321
Mend boiler heating pressure
1

central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler
Mend heating system error

hi what means f 73?

it for optimax he 31c dont start
Mend pressure gauge ferroli
2

my bar gauge is reading 2.2 bar how do i get it down?

i have a ferroli optimax he 31c and the bar gauge is reading 2.2 bar how do i get it down without blowing up m... [Read more]
Mend boiler heating ferroli

no heating from ferroli boiler?

I have a ferroli optimax he 31c. the hot water works fine but this morning the heating will not come on. the... [Read more]
Mend boiler heating ferroli

How can i fix my Ferroli Optimax HE PLUS 31C boiler?

My Ferroli boiler will not ignite after the electric was off all night. Can you please help and advise how i c... [Read more]
Mend boiler ferroli fault
2

ferroli optimax HE 31C combi boiler?

my boiler will not fire up it just starts the fan then goes on to F12. What is F12 fault
Mend Ferroli Optimax Heating
1

how do i turn off heating but keep hot water?? Ferroli optimax HE 31C?

wanting to turn of heating for summer but keep hot water on....how do i do this please...i have no manual!
Mend boiler heating radiators
1

How can I fix my Ferroli Optimax HE 31C?

I have hot water but radiators won't fire up.
Mend boiler ferroli optimax
1

Symbols on the control panel mean?

My boiler is a Ferroli Optimax He 31C... What do the symbols 'M', 'P'. and the arrow on the right hand side... [Read more]
Mend boiler heating ferroli
1

f21 error message on ferroli optimax he 31c boiler?

f21 error message appears after running central heating on a ferroli optimax he 31c boiler
Mend boiler heating ferroli
1

how to fix d1 error on a ferroli optimax he 31c boiler?

d1 error message keeps coming up after running hot water on a ferroli optimax he 31c boiler
Mend ferroli heating fault code
1

help with a code ?

my ferroli optimax he 31c is coming up with a fault code reading 'A6' but when i look in the guide its not sho... [Read more]
Mend ferroli optimax he
1

ferroli optimax he 31c trip-out?

my boiler cuts out and code 41 is displayed, other than this it works fine most of the time.
Mend heating timer ferroli

how do i set my timer?

how can i set my timer on a ferroli optimax he 31c?
Mend Ferroli Combi Fault
6

Ferroli Optimax He 31C Combi fault?

Hi, I have a Ferroli Optimax He 31C Combi gas boiler. In the morning it regularly locks out on a F03 code eve... [Read more]
Mend heating timer program
1

central heating timer clock memory?

ferroli optimax he 31C central heating timer clock does not keep time programed in. For more than 48 hours ... [Read more]
Mend boiler heating error

ferroli optimax he plus 31 c?

my boiler is flashing o 01 please help
Mend heating radiators heat hot water
2

Ferroli Optimax HE 31C not heating radiators?

Ferroli Optimax HE31C won't heat the radiators. Hot water function is working fine. There are no error message... [Read more]
Mend boiler heating ferroli
1

Is there a difference between the Optimax HE 31C and the HE PLUS 31C ?

What is the difference between the Ferroli Optimax HE 31C and the one supplied by Wickes (HE PLUS 31C) ..... i... [Read more]
Mend boiler wont work
1

boiler wont work ?

my boiler wont work its a ferroli optimax he plus 31 c it just flashes f 40 on the screen what is this? nothin... [Read more]
Pages 54321

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