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How do i deactivate siren on lp1-4000?

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We have 78 questions about mending 'ferroli optimax 31c he'

How to mend Ferroli Optimax 31c He

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How to fix fault affecting Ferroli Optimax HE 31 gas boiler?

The F fault indicator signifying low pressure and failure on my Ferroli gas boiler Optimax HE 31C hasnow been ... [Read more]
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9

ferroli optimax he plus 31C time clock?

does anyone know how to set the time clock so that pre-programmed heating and water etc comes on when you have... [Read more]
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Does anyone know where I can find a user guide for a Ferroli clock? ?

Does anyone know where I can obtain a copy of the user manual for the Ferroli Optimax HE 31C digital clock as ... [Read more]
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Any Solution?

Ferroli Optimax HE Plus 31C - fitter installed yesterday but getting the following code display - d2 followed ... [Read more]
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where can I get hold of Ferroli Optimax HE 31c userbook?

Need instructions on how to set the clock for the central heating on a Ferroli Optimax HE 31C. Where can I get... [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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1

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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1

i have no hot water was working fine yesterday?

I have a ferroli optimax He 31c 6 mths old the heating is working but no hot water reading on clock 41c eco ... [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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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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Manual Ferroll optimax HE 31C?

Where can I get a manual for my Ferrol optimax HE 31C new boiler.
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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]
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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]
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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]
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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
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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]
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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]
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Ferolli Optimax HE 31C expansion vessel change?
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Parts for ferroli optimax he 31c ?
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