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We have 146 questions about mending 'optima' in category Heating, Home Heating Systems

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Mend Heating, Home Heating Systems

Circuit diagram for a VMF6.1S p.c.b. fitted to a Ferroli Optima 2000?

Does anybody know how to locate the circuit diagram for a VMF6.1S, fitted to a Ferroli Optima 2000? I have one... [Read more]
Mend Heating, Home Heating Systems

ferroli 601 optima?

how do you recharge the exspasion tank on the ferroli 601 optima
Mend Heating, Home Heating Systems

ferroli 601?

i have a ferroli optima 601 the pressure gauge reads 2 to 3 bar when c/h is on , every day the c/h safety valv... [Read more]
Mend Heating, Home Heating Systems

part not available?

i have had my Ferroli Optima 700 boiler serviced and they have broken the pipe, gas valve to burner, part numb... [Read more]
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Boiler set for DHW only,but CH also comes on Ferroli optima 1001?

The boiler is set for DHW only, recently even when hot water is not on demand , boiler switches itself on for ... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

plume management kit?

I have an old ferroli optima combi boiler and I need to get a plume kit for it, I would like to buy the kit my... [Read more]
Mend Heating, Home Heating Systems

hot water on ferroli optima boiler keeps going hot and cold why ?

my hot water on my boiler keeps going hot and cold . its come to a point that our bath water is only warm when... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optima Boiler won't light and fan makes strange noise?

Our boiler's fan has been making some strange noises when kicking in for a few weeks now, a rapid clicking noi... [Read more]
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boiler problems?

i have a ferroli optima 701 i select hot water and ch on continous butt get no heating only hot water please r... [Read more]
Mend Heating, Home Heating Systems

boiler?

boiler will only start up when taps are open , will not start up for central heating eventhougth its switched ... [Read more]
Mend Heating, Home Heating Systems

i have a ferroli optima 701 boiler,the pilot light has gone out and wont re?

i have a ferolli optima 701 boiler,the pilot light has gone out and wont relight.
Mend Heating, Home Heating Systems

optima 701?

have checked and prooved a.p.s,also venturi clear.do you agree its the pcb not sending signal back ti fan for ... [Read more]
Mend Heating, Home Heating Systems

need help diagnosing?

have a ferroli optima 701,fan continually on low rate,will fire up,but fan remains on low rate,tried new fan,b... [Read more]
Mend Heating, Home Heating Systems

ferroli optima 701 ?

we hadapower cut this morning ch went off pilot light off too, now it won"t re-light please help
Mend Heating, Home Heating Systems

I have a ferroli optima 901 which keeps loosing presure?

It keeps loosing presure through the prv , I have renewed the prv and still loosing presure any ideas please
Mend Heating, Home Heating Systems

how can i fix my boiler?

my ferroli optima has stopped running after i turned it up pressure went up and boiler stopped.i cannot restar... [Read more]
Mend Heating, Home Heating Systems

Why is the LCD screen on my Optima 701 blank? (And how do I fix it?)?

Since I moved into this flat, the screen on the CH boiler has been blank, like there's no power getting to it.... [Read more]
Mend Heating, Home Heating Systems

How can I fix the problem of boiler pressure?

Re: Ferroli Optima 701 As soon as I top-up water level to Bar 2, the pressure keeps dropping and then the b... [Read more]
Mend Heating, Home Heating Systems

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]
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