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Mend Optima Home Heating Systems

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Mend 30 boiler fire flashing
2

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
Mend Heating, Home Heating Systems
1

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
Mend Heating, Home Heating Systems
1

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]
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Mend Optimax

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We have 321 questions about mending 'optimax' in category Heating, Home Heating Systems

How to mend Optimax

Mend optimax he plus 31 c boiler
4

Ferroli Optimax HE Plus 31 C Boiler noise?

It is making a humming noise that makes you feel like you have tinitus. It only makes the noise when the radi... [Read more]
Mend ferroli optimax fault
1

my boiler is saying f15 there is no deris in fan?

We have a ferroli optimax HE31 it is showing f15 which is fan fault the fan is free from debris do i need a ne... [Read more]
Mend flow flashing fault

How do you change a flow sensor on a ferroli Optimax HE plus 31C Boiler?

We have a Ferroli Optimax He Plus 31C boiler and it keep Flashing a F14 fault which according to the manual is... [Read more]
Mend boiler problems water
1

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 pressure ferroli turn
1

how do i put air pressure into my ferroli bolier model optimax he 31 c ?

i need to know how to put air pressure into my ferroli bolier model optimax he 31 c. i need to know which valv... [Read more]
Mend Heating, Home Heating Systems

boiler?

hi i av a ferroli optimax he c31 boiler and its not workin keeps flashin f 35 and sumtimes f 11 an engineer ... [Read more]
Mend Heating, Home Heating Systems

Fault Code A42 - not in manual?

I have a Ferroli Optimax HE plus C (38kW) which has locked out showing fault code A42. This code is not liste... [Read more]
Mend optimax boiler pressure
1

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 ferroli 31c he
2

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 central heating problem
1

central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler
Mend central heating problem
1

central heating problem?

how do you alter the water pressure on a ferroli optimax he plus 31 c condensing combination boiler
Mend hi means f 73

hi what means f 73?

it for optimax he 31c dont start
Mend gauge reading bar
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 ferroli optimax he plus c

How can I fix my boiler, ferroli optimax he plus c?

newly fitted, worked for a day and then made a pop sort of sound and stopped working.Left for a while pushed r... [Read more]
Mend heating ferroli boiler

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 d2 code help

Heating?

I have a ferolli Optimax 31c boiler and it displays a D2 code & the radiators will not come on. Any help would... [Read more]
Mend optimax 31c boiler

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 optimax he 31 c ferroli boiler

optimax he 31 c ferroli boiler?

a 40 fault code comes on my optimax he 31 c ferroli boiler
Mend boiler help find
1

Ferroli Optimax Boiler - warning A3?

Hi - hoping you can help? I have a warning A3 on the boiler however can not find how to resolve the issue. ca... [Read more]
Mend cuts hot water
1

A01 error on boiler Ferrolli Optimax?

I have a new Ferrolli Optimax boiler. I keep getting A01 error code on my boiler and cuts out all heating and ... [Read more]

Try searching for...

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Mend Heating, Home Heating Systems

optima 701 pressure rises when heatings on drops when off?
Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?
Mend boiler turns off

boiler turns off and on?
Mend diverter valve air

Optima 701 Diverter?
Mend turning combi boiler

Why does the Hawk II Optima keep turning on central heating without request?
Mend optima diverter valve

Optima 701 Diverter Valve?
Mend optima flashing reset

time clock failure?
Mend boiler wall gas

Optima boiler?
Mend fire boiler flame lit

Optima failing to fire up?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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