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Mend Optima Home Heating Systems

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

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Mend light switched fan

Ferroli Optima 701 pilot light wont ignite?

When switched on pressure is okay, and everything is seems to be doing its job, however when the fan starts an... [Read more]
Mend pressure radiators warm

How can I fix my Ferroli Optima 901 ??

The water pressure is on 1. I am still getting hot water although it comes out of the taps brown but the radia... [Read more]
Mend ferroli 701 water

Ferroli Optima 701 boiler will not fill with water?

The pressure on my boiler dropped suddenly to zero. Opened the tap and refilled to 1.1 and then shut of the in... [Read more]
Mend pilot light ferroli

heating?

pilot light is not coming on when trying to re-light it. ferroli optima 700
Mend optima water heating

how can i fix my fan?

my fan has seized on my Optima Ferroli boiler, i have no hot water or central heating... is there a way i coul... [Read more]
Mend boiler light pilot

how can i get my boiler to light ferolli optima 700?

Hi,i i have a Ferolli optima 700 the problem is when i light the pilot it stays in for about 30 seconds no gas... [Read more]
Mend ste answer plus

Re. STE answer on timer for Ferroli HE Plus 31C?

Hi Ste, I've pasted and copied the link to open page 23 of a manual but my browser refused to open that link. ... [Read more]
Mend boiler cold seconds

boiler help?

hot water going from boiling hot to cold in seconds replaced two thermal elements but no luck boiler is a opt... [Read more]
Mend pipe radiator boiler

pipe that goes into radiator has small hole.my boiler is ferroli optima?

small hole in radiator pipe.have turned water off but pilot light still on in boiler were pressure is at zero... [Read more]
Mend heating system room

OPTIMA 701 Ferrori heating problem?

Everything is fine but not heating system. My thermostat is on +17.5C, in room was +15.5C Boiler switched on... [Read more]
Mend stopped working water

fault diagnosis?

my ferroli optima boiler has stopped working hot water is fine but sometimes heating will not fire upone night... [Read more]
Mend timer combi boiler help

how to set the timer?

I have lost the timer instuctions for my Ferroli optima 901 combi boiler can you help please steve
Mend ferroli fan not working

ferroli fan not working??

need help with ferroli optima 701. fan not functioning at full speed.
Mend Heating, Home Heating Systems

optima 901 how can I get a users manual not installation manual?

Optima 901, looking for a users manual not the installation manual.
Mend ferroli optima 701

ferroli optima 701 ?

after pressurising the exspansion vessel to 1.5 bar it doesnt light fan runs but not at full speed led are lit... [Read more]
Mend boiler trouble hot

how can i fix boiler?

We have a ferolia optima combi boiler. We are now having trouble with the hot water, it gradually goes colder... [Read more]
Mend optima installed years

Big bang on ignition?

Hiya, I have got Ferrolie Optima condensing boiler installed less than 2 years ago, now it is making banging n... [Read more]
Mend boiler fault function

Trianco Optima Boiler Programmer Fault (QA73)?

My QA73 programmer will not function in timed mode.None of the bars appear to show the input time settings. I ... [Read more]
Mend combi boiler mins

delay in hot water?

I have a Ferroli Optima 701 combi boiler. When I run the hot tap there is a delay of up to 2 mins before the ... [Read more]
Mend pilot central heating

how can i fix my ferolli optima 701?

my pilot is on but when i turn tap or central heating on the boiler will not fire. if i pull clear tube off le... [Read more]
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