Recent: My defy dtl 125 toploader?

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 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]
Categories

Mend Optimax He 31c

Free repair help

We have 84 questions about mending 'optimax he 31c' in category Heating, Home Heating Systems

How to mend Optimax He 31c

Pages 54321
Mend installed code display
3

Any Solution?

Ferroli Optimax HE Plus 31C - fitter installed yesterday but getting the following code display - d2 followed ... [Read more]
Mend set optimax 31c
1

how do you set the timer on a farroli optimax he 31c ?

how do you set the timer on a farrli optimax he 31c ?
Mend ferroli central heating
5

where can I get hold of Ferroli Optimax HE 31c userbook?

Need instructions on how to set the clock for the central heating on a Ferroli Optimax HE 31C. Where can I get... [Read more]
Mend boiler cold tap turned
1

ferroli boiler comes on when cold tap is turned?

is it normal for the boiler to come on but only for a few seconds when the cold tap is turned on . on a ferrol... [Read more]
Mend boiler fire start
1

FERROLI OPTIMAX HE 31C LPG?

I HAVE INSTALLED A NEW OPTIMAX HE 31C, THE BOILER WILL NOT FIRE ON START UP, AFTER TALKING TO FERROLI IT WAS ... [Read more]
Mend boiler optimax hot water
1

whats the fault d2 on a ferroli boiler?

whats the fault for d2 on a ferroli optimax He 31c boiler we have no hot water but rads work
Mend boiler hot water works
1

Optimax HE 31C Combi boiler No hot water?

I have had this boiler only 6mths i have no hot water the heating works why do you think the hot water has sto... [Read more]
Mend boiler hot working yesterday

Ferroli Optimax He 31c boiler 6mths old?

I have no hot water it was working yesterday i dont think anyone has changed anything the heating is working o... [Read more]
Mend water yesterday heating
1

i have no hot water was working fine yesterday?

I have a ferroli optimax He 31c 6 mths old the heating is working but no hot water reading on clock 41c eco ... [Read more]
Mend hot water year
1

Optimax HE 31C Combi boiler, Hot water but no Heating?

I have a Ferroli Optimax HE 31C combi boiler for a year now, I just noticed yesterday that when I turn the dia... [Read more]
Mend ch water house
1

Ferroli optimax HE 31C, c/h but no hot water?

Currently in a student house, just got back after easter break and whoever left the hosue last turned boiler o... [Read more]
Mend ferroli pressure bar

BOILER PROBLEM?

I HAVE THE FERROLI OPTIMAX HE 31C BOILER THE PRESSURE BAR HAS DROPPED TO .9 IT SHOULD BE 1.5 HOW DO I TOP UP... [Read more]
Mend manual optimax he 31c
2

Manual Ferroll optimax HE 31C?

Where can I get a manual for my Ferrol optimax HE 31C new boiler.
Mend taps hot tap
1

Variations in heat from taps and shower?

Sometimes my hot tap is too hot to use and other times it fuctuates between hot and medium when turned on full... [Read more]
Mend water tap turned
1

Hot water?

I have a ferolli optimax he 31c boiler, i am unable to get hot water when the hot tap is turned on. Although ... [Read more]
Mend problem pressure pilot
2

OPTIMAX HE 31C PROBLEM?

hi everyone i need to pick your brains i have an OPTIMAX HE 31c and the pressure is ok AT 1.5mb, it is an auto... [Read more]
Mend user installed house
1

How do i get a user instruction guide for Ferroli Optimax HE 31C?

I have the Ferroli Optimax HE 31C installed in my house. but i don't have the user instruction guide. How do i... [Read more]
Mend optimax 31c boiler
21

ongoing problems with ferroli optimax he 31c boiler?

I was getting code f40 , pressure was at 3+ , so i drained system, pressure was at 2, now i am getting code fh... [Read more]
Mend ferroli optimax he 31c
4

ferroli optimax he 31c?

i keep grtting code f 40 and i have lost my instruction book so i dont know what it means could you please a... [Read more]
Mend ferroli optimax water
9

Ferroli optimax HE 31c?

My water pressure is continually dropping.What direction should the red and yellow valves face.? All of the va... [Read more]
Pages 54321

Try searching for...

Installed Code DisplaySet Optimax 31cFerroli Central HeatingBoiler Cold Tap TurnedBoiler Fire StartBoiler Optimax Hot WaterBoiler Hot Water WorksBoiler Hot Working YesterdayWater Yesterday HeatingHot Water YearCh Water HouseFerroli Pressure BarManual Optimax He 31cTaps Hot TapWater Tap TurnedProblem Pressure PilotUser Installed HouseOptimax 31c BoilerFerroli Optimax He 31cFerroli Optimax Water
Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?
Mend boiler turns off

boiler turns off and on?
Mend turning combi boiler

Why does the Hawk II Optima keep turning on central heating without request?
Mend optima flashing reset

time clock failure?
Mend boiler wall gas

Optima boiler?
Mend Heating, Home Heating Systems

optima 701 pressure rises when heatings on drops when off?
Mend fire boiler flame lit

Optima failing to fire up?
Mend optima diverter valve

Optima 701 Diverter Valve?
Mend diverter valve air

Optima 701 Diverter?

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 Garden Tools, Lawn Mowers
Mend Heating, Home Heating Systems
Mend Kitchen Appliances, Dishwashers
Mend Vehicles, Cars

How to mend ...

Question
Where can I find a diagram?
Question
How can I fix my Playstation?
Question
How can I mend my Myson Apollo?
Question
Where can I find a wiring diagram?
Question
Why can't I use eject?
Question
How can I repair my Netaheat boiler?