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Mend Optima Home Heating Systems

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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

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We have 321 questions about mending 'optimax' in category Heating, Home Heating Systems

How to mend Optimax

Pages 11 10 9 8 7

Mend heating optimax 31

heating?

what does..no ca..mean on a ferrolli optimax 31 c mean

Mend ferroli pressure f37

ferroli optimax he plus 38 c how do I raise pressure to 1 - 1.5?

have tried to increase pressure to 1 - 1,5 due to fault F37 turned both black knobs but no difference there ar... [Read more]

Mend pressure boiler gone up

why does has the pressure on my boiler gone up?

why does has the pressure on my boiler gone up ferroli optimax he 31 c

Mend boiler hot water

i have a faulty boiler can you help?

ferroli optimax 31he. hot water ok but heating comes on and only stays on for only 8 mins. have renewed divert... [Read more]

Mend pressure radiator low

Water Pressure C/H? Optimax 31C?

Hi Guys tried to let some air out of a radiator but now have low pressure, tried opening the two black vavles ... [Read more]

Mend optimax boiler starts

How can i get rid of the squeeling sound from ferroli optimax he31?

whenever the boiler starts or the heating is on, the boiler makes a squeeling sound. only get rid of it by swi... [Read more]

Mend fault light flashing boiler

How Do I fix?

Ferroli bioler optimax he plus 31 c Fault light flashing F35 Boiler working fine how do i get rid

Mend start 45 minutes

How fix whining on ferrolli optimax 31c?

Why does ferrolli optimax 31c start whining after heating been on about 45 minutes. The control also shows a d... [Read more]

Mend ferroli 31 water

what does d2 mean?

ferroli optimax 31 c water fine, put heating on get d2 on display what does this meam?

Mend ferroli 31 hot water

how does the timer work?

Hi, Iv`e just moved into a property that has a ferroli optimax HE 31. Iv`e managed to work out how to get hot ... [Read more]

Mend programme come man

How do you programme the boiler to come on twice a day - nothing in the man?

How can I programme the Ferroli Optimax He Plus 31 c to come on automatically at a given set time twice daily... [Read more]

Mend heating optimax 31

Heating,Home Heating systems?

Where can the timer instructions be downloaded for a Ferroli optimax HE 31 C many thanx

Mend heating ferroli optimax

Heating,home Heating systems?

how do i set the timer c/h on a ferroli optimax he 31 c

Mend ferroli optimax boiler help

ferroli optimax he plus 31 c?

my boiler is flashing o 01 please help

Mend heating radiators heat hot water

Ferroli Optimax HE 31C not heating radiators?

Ferroli Optimax HE31C won't heat the radiators. Hot water function is working fine. There are no error message... [Read more]

Mend ferroli optimax 31c

Ferroli Optimax 31c?

Our boiler has a "no cn" symbol appearing on the clock counter and won't turn on. There is gas within the hou... [Read more]

Mend ferroli radiators heating

ferroli optimax he31c?

Drained my radiators and pressure dropped. Dont know how to fill the system again. What and where is the heati... [Read more]

Mend boiler loud heating

noisy boiler?

what is wrong with my boiler, it makes a loud noise when we switch either the water or heating on we have to s... [Read more]

Mend he 31 c gas boiler

Wot is wrong with my Ferroli Optimax HE 31 C gas boiler?

My gas boiler is flashing F37, which is low system pressure. The manual says that I should fill the system to ... [Read more]

Mend ferroli optimax he 31 c boiler

how do i get my ferroli optimax he 31 c boiler?

i have pressed the reset button on my boiler and now my radiators work but i have no hot water, can anyone hel... [Read more]

Pages 11 10 9 8 7

Mend Heating, Home Heating Systems

optima 701 pressure rises when heatings on drops when off?

Mend boiler wall gas

Optima boiler?

Mend optima flashing reset

time clock failure?

Mend boiler turns off

boiler turns off and on?

Mend fire boiler flame lit

Optima failing to fire up?

Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?

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 optima diverter valve

Optima 701 Diverter Valve?

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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