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Mend Ferroli Optimax He Boiler

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

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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]
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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]
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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]
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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]
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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]
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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]
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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]
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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]
Mend 31 he optimax up c

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 ferroli optimax boiler working

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]
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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]
Mend ferroli he31c boiler

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 ferroli central system

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 ferroli optimax boiler

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
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