Recent: Countax site on mower C300h?

Mend Optima Home Heating Systems

Heating, Home Heating Systems howtomendit.com find out how to mend just about anything.
Categories

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

Latest Questions

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
Categories

Mend Optimax 31c Boiler

Free repair help

We have 34 questions about mending 'optimax 31c boiler' in category Heating, Home Heating Systems which have been answered

How to mend ... Optimax 31c Boiler

Pages 21
Mend ferroli optimax he
1

Parts for ferroli optimax he 31c ?

Hi, can I mend this boiler using parts from the plus model as I've been given one? Thanks, Mike
Mend turn heating boiler connected
1

How turn off heating in Ferolli Optimax 31c?

I dont know how turn off heating in my boiler. I Have remote controller with thermostate but i think is not co... [Read more]
Mend instructions bought radio
2

Installation instructions for Ferroli 30800009?

I have bought a Ferroli Radio Thermostat Clock (Part No. 30800009) to fit to my Ferroli Optimax HE Plus 31C. I... [Read more]
Mend water pressure up please
1

How do i get the water pressure up please?

I have a Ferroli optimax he 31c boiler and need to get the water pressure up, how do i do it please?
Mend ferroli boiler heating hot water
1

how can i fix my optimax HE 31c?

Got ferroli boiler optimax he 31c no heating or hot water but got a flashing F on front panel ! Any ideas ?
Mend 31c optimax code
3

Ferroli HE 31c optimax code F37?

I have just put a new PCB in and have reset the boiler my pressure gauge is 1.5b but i still have the fault an... [Read more]
Mend sensor water coming
1

FERROLI OPTIMAX HE 31C flow sensor and water coming out the bottom!?

Hi All, New to the forum but really hoping someone can advise, We have a 5 year old OPTIMAX HE 31C boile... [Read more]
Mend ferroli 31c he
2

how can i fix ferroli 31c he?

I have ferroli optimax 31c he. the problem occured all of a sudden.The front screen on the front of the boiler... [Read more]
Mend boiler fire fault
2

ferroli optimax HE 31C combi boiler?

my boiler will not fire up it just starts the fan then goes on to F12. What is F12 fault
Mend panel hand side
1

Symbols on the control panel mean?

My boiler is a Ferroli Optimax He 31C... What do the symbols 'M', 'P'. and the arrow on the right hand side... [Read more]
Mend ferroli he boiler
1

f21 error message on ferroli optimax he 31c boiler?

f21 error message appears after running central heating on a ferroli optimax he 31c boiler
Mend ferroli boiler running
1

how to fix d1 error on a ferroli optimax he 31c boiler?

d1 error message keeps coming up after running hot water on a ferroli optimax he 31c boiler
Mend boiler reset house
1

ferroli boiler how to reset?

I have moved to a new house with a ferroli optimax 31c boiler but have no user instructions and can't get it ... [Read more]
Mend ferroli optimax he
1

ferroli optimax he 31c trip-out?

my boiler cuts out and code 41 is displayed, other than this it works fine most of the time.
Pages 21
Mend ferrolli boiler pressure

how do i depressurise a ferrolli optima boiler?
Mend pilot central heating

how can i fix my ferolli optima 701?
Mend boiler trouble hot

how can i fix boiler?
Mend optima installed years

Big bang on ignition?
Mend boiler fault function

Trianco Optima Boiler Programmer Fault (QA73)?
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 fire boiler flame lit

Optima failing to fire up?
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

Ask Question

Ask your question Do you need free help? Ask your question.

howtomendit.com for free repair help, information and advice.
Ask Question
Mend Vehicles, Cars
Mend Kitchen Appliances, Dishwashers
Mend Garden Tools, Lawn Mowers
Mend Household Appliances, Vacuum Cleaners

How to mend ...

Question
How can I mend a lock?
Question
How can I repair my Murray lawnmower?
Question
How can I finalize a dvd?
Question
How can I mend my Peugeot 406?
Question
What does the error "Bad Pool Caller" mean?
Question
How can I repair my Carl Lewis Treadmill?