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Mend Ferroli Optimax He Boiler

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We have 175 questions about mending 'ferroli optimax he boiler'

How to mend ... Ferroli Optimax He Boiler

Pages 54321
Mend Heating, Home Heating Systems

Ferroli Optimax HE 38C No CH and HW switching on/off?

The boiler will sit waiting for HW demand, will supply HW mostly but sometimes display just goes off (so does ... [Read more]
Mend Heating, Home Heating Systems

ferroli optimax he 31 c?

hello, silly question - how on earth do i fill my boiler to increase pressure? i have tried turning the blu... [Read more]
Mend Heating, Home Heating Systems

ferroli boiler comes on when cold tap is turned?

is it normal for the boiler to come on but only for a few seconds when the cold tap is turned on . on a ferrol... [Read more]
Mend Heating, Home Heating Systems

FERROLI OPTIMAX HE 31C LPG?

I HAVE INSTALLED A NEW OPTIMAX HE 31C, THE BOILER WILL NOT FIRE ON START UP, AFTER TALKING TO FERROLI IT WAS ... [Read more]
Mend Heating, Home Heating Systems

whats the fault d2 on a ferroli boiler?

whats the fault for d2 on a ferroli optimax He 31c boiler we have no hot water but rads work
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Ferroli Optimax He 31c boiler 6mths old?

I have no hot water it was working yesterday i dont think anyone has changed anything the heating is working o... [Read more]
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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 Heating, Home Heating Systems

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 Heating, Home Heating Systems

ferroli optimax he31c?

help my daughters hot water won,t work the radiators are ok, it is quite a new boiler, but she has no instruct... [Read more]
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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 Heating, Home Heating Systems

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]
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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]
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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]
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my Ferroli optimax boiler is not working and is showing code noCn?

my boiler is twelve months old. Ferroli Optimax HE31 I have no heat or hot water. Where it would normally sho... [Read more]
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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 Heating, Home Heating Systems

ferrolli optimax 25c?

ferroli optimax 25c i have no hot water and no ch code f3, now is it, the diverting valve ?how can i check it ... [Read more]
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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]
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Ferroli Optimax HE31C repeated A3 fault?

Hi, Has anyone had any experience with the Ferroli Optimax HE31C combi boiler? We recently had one install... [Read more]
Mend Heating, Home Heating Systems

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 Heating, Home Heating Systems

what should do ferroli optimax he31c boiler ?

what dose fh mean an do they have timers with them because i have just moved in and it has not got one
Pages 54321
Mend Heating, Home Heating Systems

Replace a diverter valve?
Mend Heating, Home Heating Systems

Hi how to increase the water pressure on ferroli optimax 25C?
Mend Heating, Home Heating Systems

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?
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Ferroli Optimax HE31c a26 problem?
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Parts for ferroli optimax he 31c ?
Mend Heating, Home Heating Systems

How can i repair a noCN fault on my boiler?
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ferroli plus 31c has a code b2 any ideas?
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Ferroli DOMIcompact F 30 D?
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F40 fault?

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