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Mend 30 boiler fire flashing

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

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

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 Optimax 25c

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We have 35 questions about mending 'optimax 25c' in category Heating, Home Heating Systems

How to mend Optimax 25c

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Mend hot works heating

how can i fix my ferroli optimax 25c?

hot water works but heating does not

Mend ferroli boiler fault

how can i fix my ferroli optimax 25c gas boiler?

the fault reads f01

Mend flashing fault heat

Problems with Ferroli optimax 25c?

Not long after service. Not flashing fault just two dashes. No heat no hot water. And gushing sound coming fro... [Read more]

Mend empty boiler hot

ferroli optimax 25c. empty boiler?

re.ferroli 25c. no hot water. no.heating. gauge shows zero. have to refill every morning. fault code f37. can... [Read more]

Mend ignition lights turn

ferroli optimax 25c problem?

hi there i have a optimax 25c ,,it wasnt lighting so i replaced the ignition pcb ,,now it lights ok ,,but when... [Read more]

Mend water fault appears

how can I fix optimax HE 25C hot water?

we have a optimax h e 25c fault D appears what does this mean

Mend combi boiler hot heating

problem f1?

optimax 25c combi boiler . we have noe hot water or heating have reset and still comes up flashing f1 any tips... [Read more]

Mend optimax hot code

ferrolli optimax 25c?

ferroli optimax 25c i have no hot water and no ch code f3, now is it, the diverting valve ?how can i check it ... [Read more]

Mend optimax 25c water

Ferroll Optimax 25C CONDENSATE WATER?

Condensate water is not draining away it is building up in the casing surrounding the heat exchanger and causi... [Read more]

Mend boiler fires seconds

FERROLI OPTIMAX 25C OVERHEATING?

When I turn on the hot tap the boiler fires up then a few seconds later it overheats and I get F3 fault code, ... [Read more]

Mend optimax 25c boiler

Ferroli optimax 25c boiler not working !?

The boiler (ferroili optimax 25c) in the house which i'm renting has stopped working christmas day i've no hot... [Read more]

Mend hot water turn warm

hi i have a optimax 25 c condensing combination boiler ?

the hot water does not get very hot and i have to turn the water pressure down to warm it up as much as possib... [Read more]

Mend ferroli optimax boiler

ferroli optimax 25c boiler?

what does the letter d mean on the display

Mend ferroli hot water

My Ferroli Optimax 25c boilier is not producing hot water?

I have a Ferroli Optimax 25c boiler which stopped producing hot water. The presuuer is correct, the display i... [Read more]

Mend boiler heating hot water display

how can i fix this problem? ferroli Optimax 25c boiler?

My heating and hot water do not come on. i have a ferroli optimax 25 c boiler. the display fault is as f 01. ... [Read more]

Mend ferroli optimax 25c boiler

how can i fix my ferroli optimax 25c boiler?

the hot water works fine but the heating will not work if i press the mode button 3 times it comes on for 15 m... [Read more]

Mend ferroli central heating

Ferroli 25c hot waters fine but no central heating?

Ferroli optimax 25c Since i come to put the heating its not firing up the waters fine just no heating have res... [Read more]

Mend water opened central

noisy optimax25c?

my ferroli optimax 25c is noisy when hot water tap opened and when central heating fires up

Mend cold ferroli hot

Cold radiators Ferroli Optimax 25c?

My newly installed combi gives instant hot water from the tap but I have to turn my room stat up to 30 before ... [Read more]

Mend boiler ferroli 25c

What is F03?

Have gas boiler manufactured by ferroli . Type optimax 25C. looking for fault finder list as F03 showing. I ... [Read more]

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Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?

Mend boiler wall gas

Optima boiler?

Mend optima diverter valve

Optima 701 Diverter Valve?

Mend turning combi boiler

Why does the Hawk II Optima keep turning on central heating without request?

Mend diverter valve air

Optima 701 Diverter?

Mend pilot light will not ignite

Pilot light will not ignite?

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 boiler turns off

boiler turns off and on?

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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