How to mend ... Boiler 901 Heating

ferroli optima 901 c/heating problem?

heating will not come on but hot water ok. pump runs. boiler fires up when stone cold for c/h eventually but w... [Read more]

The hot water sensor on ferroli Optima 901 keeps needing to be replaced?

I have had to replace the hot water and also heating sensor on our Ferroli Optima 901 combi boiler several tim... [Read more]

how can i fix my boiler?

i have a ferroli optima 901 boiler i changed the pressure vessel as my heating engineer said that was the prob... [Read more]

How can I fix my Ferroli Optima 901 Central Heating Boiler?

I have a Ferroli Optima 901 C/H boiler and Scottish Hydro have diagnosed a leak from the 'isolation valve'. ... [Read more]

FERROLI OPTIMA BOILER?

I have a ferroli optima 901 boiler which i am experiencing problems with. I have recently changed a radiator a... [Read more]

Ferolli Maxima 901 Combi boiler?

When I turn on the hot tap I sometimes dont get any hot water If I switch to heating it then works then it wi... [Read more]

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]

Pilot light will not ignite?

Can anyone advise me please? itis a Ferolli Optima 901 combi boiler i have tried numerous times to light the d... [Read more]

ferroli modena 80 e blowing fuses and no power to fan?

Hello Garry, This is just a friendly email as I have looked at your replies at this url http://www.howtomen... [Read more]

Intermittent problem with Ferroli Optima 901 Combi Boiler?

Our boiler supplies piping hot water in 'hot water' mode and heats the radiators in 'hot water + heating' BUT ... [Read more]

when select hot water i need to turn on heating as well?

hot water will not work without turning on heating on my ferroli 901 boiler

feroli optima 901 boiler pressure high?

HI my boiler optima 901 pressure is high 2.8 bar+ and operating the prv.I have set the pressure with the hea... [Read more]

Can anyone diagnose the problem with my Ferroli Optima 901?

I have a Ferroli Optima 901. When the hot water is run for a period of 3-4 minutes the boiler cuts out and the... [Read more]

how can i fix my ferroli combi boiler. optima 901?

woke up this morning to no hot water or heating, Piolet light on pressure ok. any ideas please.

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

How can i fix my optima 901 combi boiler??

I have hot water, but no heating. The pump and fan are both running, but the burner seems to come on and autom... [Read more]

Ferroli Optima 901 Boiler?

Ferroli Combi Boiler Optima 901? Niggling fault which seems to be getting worse. If the boiler is not used... [Read more]

Ferroli Combi Boiler Optima 901?

Niggling fault which seems to be getting worse. If the boiler is not used, i.e you have not run hot water for... [Read more]