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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
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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]
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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 Ferroli Optimax He

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We have 156 questions about mending 'ferroli optimax he' in category Heating, Home Heating Systems

How to mend Ferroli Optimax He

Pages 54321
Mend hot water year
1

Optimax HE 31C Combi boiler, Hot water but no Heating?

I have a Ferroli Optimax HE 31C combi boiler for a year now, I just noticed yesterday that when I turn the dia... [Read more]
Mend code ferroli optimax
3

Fault code 'A02' with my Ferroli Optimax HE Boiler?

I have a continued problem with my boiler that just won't go away! About once a week the heating & hot water g... [Read more]
Mend ferroli optimax he 31 c
1

ferroli optimax he 31 C?

What does code d2 on the display mean?
Mend display help symbols
4

No display on Ferroli Optimax HE 31 C control panel why?

Please help. The control panel has some lines on it (power is on) but no symbols at all - no fault codes, no p... [Read more]
Mend ch water house
1

Ferroli optimax HE 31C, c/h but no hot water?

Currently in a student house, just got back after easter break and whoever left the hosue last turned boiler o... [Read more]
Mend ferroli pressure bar

BOILER PROBLEM?

I HAVE THE FERROLI OPTIMAX HE 31C BOILER THE PRESSURE BAR HAS DROPPED TO .9 IT SHOULD BE 1.5 HOW DO I TOP UP... [Read more]
Mend boiler heating ferroli

ferroli optimax he 31 c d1 comes on display boiler not firing up correctly?

the boiler was fitted to existing system. central heating was working fine until bath tap turned on then water... [Read more]
Mend error find manual

error message A2 flashing on my optimax HE 38C.Can't find it in the manual!?

I now have A2 flashing on my Ferroli Optimax HE 38C boiler. Doesn't tell you anything in the manual. My boiler... [Read more]
Mend check 25 c
1

is there any way to check / or repair a ferroli optimax 25 c boiler P.C.B?

i got a ferroli optimax condencing boiler which doent fire up. i hv been told tht its the pbc. is there an... [Read more]
Mend ferroli optimax he s

Does anyone know how to pressurise a Ferroli Optimax HE 31 S?

My Optimax HE 31 S has lost all pressure. I believe it has an integral filling loop !? I certainly cannot se... [Read more]
Mend central heating boiler ferroli

No hot water?

Our Ferroli optimax HE 31 C boiler is not giving us any hot water although the central heating system is worki... [Read more]
Mend boiler heating ferroli
2

Manual Ferroll optimax HE 31C?

Where can I get a manual for my Ferrol optimax HE 31C new boiler.
Mend boiler temperature condensing
1

Variations in heat from taps and shower?

Sometimes my hot tap is too hot to use and other times it fuctuates between hot and medium when turned on full... [Read more]
Mend water tap turned
1

Hot water?

I have a ferolli optimax he 31c boiler, i am unable to get hot water when the hot tap is turned on. Although ... [Read more]
Mend ferroli optimax he 31 c
4

Ferroli Optimax HE 31 C?

How do i get my heating to work? It fires up and the temperature starts to rise on the display, then the digit... [Read more]
Mend operating manual c
2

operating manual for Ferroli Optimax HE 31 C?

Where can I get a manual for this combi boiler? It has been installed in my home and the contractors didn't le... [Read more]
Mend user installed house
1

How do i get a user instruction guide for Ferroli Optimax HE 31C?

I have the Ferroli Optimax HE 31C installed in my house. but i don't have the user instruction guide. How do i... [Read more]
Mend optimax 31c boiler
21

ongoing problems with ferroli optimax he 31c boiler?

I was getting code f40 , pressure was at 3+ , so i drained system, pressure was at 2, now i am getting code fh... [Read more]
Mend ferroli optimax he 31c
4

ferroli optimax he 31c?

i keep grtting code f 40 and i have lost my instruction book so i dont know what it means could you please a... [Read more]
Mend ferroli optimax water
9

Ferroli optimax HE 31c?

My water pressure is continually dropping.What direction should the red and yellow valves face.? All of the va... [Read more]
Pages 54321

Try searching for...

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Mend combi radiators problem

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
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Ferroli DOMIcompact F 30 D?
Mend repair code help

How can i repair a noCN fault on my boiler?
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Replace a diverter valve?
Mend water pressure ferroli

Hi how to increase the water pressure on ferroli optimax 25C?
Mend ferroli optimax system

Ferroli Optimax HE31c a26 problem?
Mend Heating, Home Heating Systems

Ferolli Optimax HE 31C expansion vessel change?
Mend boiler showing ferroli

F40 fault?
Mend ferroli optimax he

Parts for ferroli optimax he 31c ?

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