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Mend Optima Home Heating Systems

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Mend Heating, Home Heating Systems
1

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
Mend Heating, Home Heating Systems
1

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]
Mend Heating, Home Heating Systems

Siemens transmitter error?

Rdj10rf stuck on start screen after putting in new batteries
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Mend Optima

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

How to mend ... Optima

Pages 87654
Mend ferroli optima 901

How do you fit a Ferroli optima 901 clock/timer ?

How do you fit a Ferroli optima 901 clock/timer
Mend water ferroli fire

no hot water from my ferroli optima 701?

i cant get the boiler to fire up in hot water mode and the water only comes out in a trickle. i have to turn b... [Read more]
Mend p c b unit

p c b unit?

wiring instructions for ferroli optima 701-901 pcb unit
Mend hot water 30

how can i fix my ferroli optima 701 boiler?

Central heating comes on ok, but hot water can take from 15 - 30 minutes to come on. Help please? Ferroli ... [Read more]
Mend going fan running

ferroli combi prob?

ferroli optima,(perm pilot),pilot going out and fan running contin,till i turn power to boil off.
Mend ferroli optima 701
1

how can i fix my ferroli optima 701?

I am unable to top up the water presure to one bar the mains water has very good presure and reaches th... [Read more]
Mend ferroli central working water
2

how can i fix my ferroli optima 701 combi-boiler?

central heating working . no hot water on hot water only having changed flow meter
Mend ferroli central heating boiler working
1

why does wind stop my ferroli optima 701 central heating boiler working ?

why does my ferroli optima 701 central heating boiler stop working properly when it is windy? When there is n... [Read more]
Mend hot heating years
1

Hot water?

I have a Ferroli Optima 901 and I am only getting hot water when my heating is on the unit is ten years old
Mend Heating, Home Heating Systems

Need wiring harness for pcb2 thermaster?

Where can we buy the above part in west london for a Ferroli Optima 701 boiler please???
Mend water pressure through tap

Low Hot water outlet pressure through tap?

I am experiencing low hot water through tap and its coming out rusty. What type of heat exchanger is there on ... [Read more]
Mend water pressure ferroli optima
1

low water pressure ferroli optima 38. ?

I have F37 flashing in the window which indicates low water pressure. I realise that I need to top up the pres... [Read more]
Mend pressure optima boiler

How can I reduce the pressure?

My Optima 901c.h pressure gauge needle is now indicating twice the recomended pressure setting, and the boiler... [Read more]
Mend Heating, Home Heating Systems

How can I reduce the pressure?

My Optima 901c.h pressure gague needle is now indicating twice the recomended pressure setting, and the boiler... [Read more]
Mend boiler turn fan

optima 701 boiler?

when i turn the heating on the fan makes noise for about ten seconds then stops, the flame is there but dosen... [Read more]
Mend ferroli tap water
1

ferroli optima 700 cuts out?

my ferrolli optima 700 cuts after hot tap is turned off and the water is very hot as if it is overheating and ... [Read more]
Mend optima pilot light

ferolli optima bolier?

Why will the pilot light not light
Mend boiler ignite light

ferolli optima boiler?

Cannot ignite the pilot light
Mend valve ferroli optima

fitting new prv valve ferroli 901?

i have a ferroli 901 optima com boiler and i need to change the prv valve ,ihave purchased a new valve can you... [Read more]
Mend Heating, Home Heating Systems

ferrolli optima 701 about 10plus years old number of radiators?

i have a ferrolli optima 701 its about 10plus years old can anyone tell me how many radiators this boiler is g... [Read more]
Pages 87654
Mend optima installed years

Big bang on ignition?
Mend boiler fault function

Trianco Optima Boiler Programmer Fault (QA73)?
Mend pilot central heating

how can i fix my ferolli optima 701?
Mend fire boiler flame lit

Optima failing to fire up?
Mend Heating, Home Heating Systems

optima 701 pressure rises when heatings on drops when off?
Mend heating system room

OPTIMA 701 Ferrori heating problem?
Mend ferrolli boiler pressure

how do i depressurise a ferrolli optima boiler?
Mend boiler trouble hot

how can i fix boiler?
Mend pilot light will not ignite

Pilot light will not ignite?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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