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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 Optimax

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

How to mend Optimax

Pages 109876
Mend between he he plus
1

Is there a difference between the Optimax HE 31C and the HE PLUS 31C ?

What is the difference between the Ferroli Optimax HE 31C and the one supplied by Wickes (HE PLUS 31C) ..... i... [Read more]
Mend problem flashing trouble

how can i solve the problem?

my optimax 25c keeps flashing f 05 trouble shoot says its something to do with the fan any ideas
Mend boiler wont work
1

boiler wont work ?

my boiler wont work its a ferroli optimax he plus 31 c it just flashes f 40 on the screen what is this? nothin... [Read more]
Mend ferroli hot water works heating
4

Ferroli Optimax He Plus 38C hot water works but heating dosent?

I have a Feroli optimax he plus 38c boiler. I have replaced the room theromastat as the old one was the wrong ... [Read more]
Mend optimax water hot

Ferroli Optimax not heating water?

I had the hot tap on today and the water suddenly went cold. Now when you turn the hot tap on the boiler is no... [Read more]
Mend central heating fine boiler
1

ferrolli optimax he31c?

central heating fine dhw not working intermittantly boiler ignites water temp on gauge rises but no dhw
Mend ferroli 15 seconds
1

boiler is overheating?

i am tying too repair a ferroli optimax 25 c the boiler is overheating after running for about 15 seconds the ... [Read more]
Mend optimax c combi
2

Pressure too high on Optimax HE 31 C Ferroli Combi Boiler?

F40 keeps flashing when the boiler shuts down after 20 minutes of being on. This says incorrect system water ... [Read more]
Mend he 31c start
2

My Ferroli Optimax HE 31c wont start?

The fault diagnostics says "no cn", do you know what this means as there is nothing in the manual.
Mend Heating, Home Heating Systems
1

what does A3 mean?

what does A3 mean when it shows up on an optimax HE model?
Mend Heating, Home Heating Systems

what does A1 mean?

what does it mean when A1 shows on an optimax HE model
Mend boiler ferroli he31c
2

my boiler is a ferroli optimax he31c ?

it is saying no cn what is this and how can i fix it
Mend ferroli optimax 25 c
3

Ferroli Optimax 25 c?

I had the above fitted 5 years ago and my cantral heating installer told me I did not need a room thermostat h... [Read more]
Mend boiler code fitted
1

ferroli boiler code ( no cn )?

i had a ferroli optimax he plus 38c fitted at Christmas. all we've had is problems. they came out and fitted ... [Read more]
Mend boiler ferroli pilot
1

i have a ferroliu optimax he31c boiler and i cant get hot water has the pil?

i have a ferroli optimax he31c b oiler and i cant get hot water, would the pilot light have gone out, if so ho... [Read more]
Mend ferroli optimax 25c
1

ferroli optimax 25c?

no hot water turn on tap 3 way valve gos to heating and pump stops boiler gos off 03 fault .put 3 way valve to... [Read more]
Mend ferroli optimax 31c
1

ferroli optimax he 31c boiler?

hi i'm trying to work the timed c/h how do i do this please.
Mend mean ferroli optimax he boiler
2

What does d2 mean on a ferroli optimax he 38c boiler?

What does d2 mean on a ferroli optimax he 38c boiler?
Mend intermittent hot water

intermittent hot water?

i have a ferroli optimax 901 boiler.c/h is fine but hot water usually not working-occasionally does.replaced b... [Read more]
Mend ferroli flashing water
1

ferroli optimax 25c?

Not flashing fault just two dashes. No heat no hot water. And gushing sound coming from it. Help!! Need to do ... [Read more]
Pages 109876

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Mend Heating, Home Heating Systems

optima 701 pressure rises when heatings on drops when off?
Mend boiler turns off

boiler turns off and on?
Mend diverter valve air

Optima 701 Diverter?
Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?
Mend optima diverter valve

Optima 701 Diverter Valve?
Mend optima flashing reset

time clock failure?
Mend fire boiler flame lit

Optima failing to fire up?
Mend boiler wall gas

Optima boiler?
Mend turning combi boiler

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

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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