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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 Combi

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We have 5910 questions about mending 'combi' in category Heating, Home Heating Systems

How to mend Combi

Mend combi boiler valve

How can I fix my Potterton Perfoma combi 24 boiler?

My potterton Perfoma boiler done not give hott water when the inlet water pressure valve is fully open. But w... [Read more]
Mend boiler hot water heating

Greenstar 42CDi combi boiler flashing EA ??

No hot water and no central heating - pressure is in the green area. any ideas ??
Mend expansion vessel worcester

How to remove expansion vessel on Worcester 350?

Need to remove expansion vessel on worcester bosch 350 combi. Have removed fixing screw and released fixing cl... [Read more]
Mend boiler heat water heating time hot
1

combi boiler wont heat water?

boiler heats radiators but wont heat the water on its own.i have to have heating on at the same time to get ho... [Read more]
Mend bosch showing code

Worcester Bosch Greenstar 37CDi Combi showing code U9?

My boiler is showing code U9, I know this means that the temp has risen to 99 degrees. The result when I turn ... [Read more]
Mend valve vaillant combi
2

Diverter valve?

hi there, i have vaillant ecotec pro 28 combi boiler, its diverter valve is leaks when we turn the hot water... [Read more]
Mend ferroli comb not

ferroli comb ioptima 701clock returns to zero timer not working ?

ferroli combi clock returns to zero when put on timer contol other wise heating works domestic water works on ... [Read more]
Mend pressure combi boiler
1

pressure goes up on combi boiler?

i have reduced pressure on my combi boiler but it creeps back up pump kicks in runs for about 3 mins and kicks... [Read more]
Mend potterton 24 combi

heat exchanger replacement?

Hi there, can you please tell me how to remove and replace my heat exchanger on my potterton 24 combi boiler. ... [Read more]
Mend heat exchanger water pressure
1

heat exchanger?

hi i got very low hot water pressure i been advised to clean the heat exchanger on my ariston combie is it eas... [Read more]
Mend help ariston euro boiler
2

poor hot water pressure?

hope someone can help ive got an ariston euro combi boiler the problem is when you open hot tap boiler does no... [Read more]
Mend eurocombi boiler switch
1

How can I get a manual?

I have a euro-combi boiler without any user insructions. I cannot even switch it on.
Mend boiler bolier years
1

do i need replacement part or new boiler?

i have a vaillant combi bolier ref no vuw242 I have had this for about 12 years and now have a leak the water ... [Read more]
Mend potterton 80 combi boiler

potterton 80 combi boiler ?

boiler fires up works fine four 20min to30min then locks out
Mend hot water worcester 24i
2

urgent please?

how do u put hot water on a worcester 24i combi
Mend junior hot water heating
1

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]
Mend boiler pressure high reduce
2

Vaillant Ecotech Combi boiler?

I have re-pressurised system after fault, pressure now too high. How do I reduce the pressure which is now in ... [Read more]
Mend boiler unable water hot heating

I have a combi boiler and unable to get water?

I have a combo boiler and am unable to get hot water to run unless the heating is also turned on, can any one ... [Read more]
Mend water pressure combi house
1

vaillant eco tec pro water pressure keep goes down?

I have vaillant eco tec pro combi boiler fitted in my house i have just noticed that the water pressure of boi... [Read more]
Mend combi heating working hot water
4

Fault with vaillant combi?

Heating working OK no hot water pre-heat for hot water working

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Mend worcester boiler radiators months

Worcester boiler dripping water?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
Mend remove cover front

Remove boiler cover?
Mend Heating, Home Heating Systems

How to fix my fireplace?
Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?

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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