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Mend Optima Home Heating Systems

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Mend 30 boiler fire flashing
2

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
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]
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Mend Optima

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We have 147 questions about mending 'optima' in category Heating, Home Heating Systems

How to mend Optima

Pages 87654
Mend central heating water works

optima 901 C/H not igniting?

My optima central heating is not igniting, the hot water side of it works fine, when I turn the thermostat on ... [Read more]
Mend water pressure drain
2

How do I stop water from flowing outside from my ferroli optima 901 boiler?

Pressure bar is constantly at 3. If I drain radiators, pressure reduces but then creeps back up again. I have ... [Read more]
Mend fault open valve

Hi Any thoughts on rubbish Ferroli Optima HE 31 C?

First fault showing F37 open valve for pressure no sound left on for short period but closed off as nothing ha... [Read more]
Mend pilot light will not stay

pilot light will not stay on?

my ferroli optima 701 boiler pilot light will not stay on. I change the pilot thermocouple but that did not wo... [Read more]
Mend problem hot runs
1

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]
Mend 901 optima running

ferrioli 901 optima boiler?

boiler when running keeps pressure spot on,when boiler shuts off the pressure slowly drops off and needs to re... [Read more]
Mend Heating, Home Heating Systems
1

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]
Pages 87654

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Central Heating Water WorksWater Pressure DrainFault Open ValvePilot Light Will Not StayProblem Hot Runs901 Optima Running
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Fan tries to run every 15 seconds then stops immediately?
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Remove boiler cover?
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Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend Heating, Home Heating Systems

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Vaillant F22 fault?
Mend Heating, Home Heating Systems

Greenstar 25 combo boiler?
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Mend Heating, Home Heating Systems

Boiler cycle?
Mend worcester boiler radiators months

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How do I work my Storad storage heater?
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BMU error code?
Mend boiler showing ferroli

F40 fault?
Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
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Canon caress 2000 gas fire?
Mend Heating, Home Heating Systems

Have I got got a faulty programmer?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
Mend 532i boiler water

Worcester Bosch 532/i Combi Boiler?
Mend gas 532i boiler

British Gas 532/i Gas Combi Boiler?
Mend Heating, Home Heating Systems

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Mend programmer work boiler

Reset my worcester dt10rf programmer?
Mend advice test turned

Advice?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend time running 28

Thorn Harcal 460?

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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