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We have 147 questions about mending 'boiler showing code'

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Mend Heating, Home Heating Systems

Ariston Clas HE 24 Error Code 203?

My Ariston boiler has the error code 203 showing. I have found out that this means = "Switch on probe is open... [Read more]
Mend Heating, Home Heating Systems

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 Heating, Home Heating Systems

linea 24?

its showing fault code 04 which is low water pressure but the pressure is just over 1.5 but the boiler wont ... [Read more]
Mend Heating, Home Heating Systems

Error F.28 on Vaillant?

No hot water from Vaillant TurboMax plus 837Eand Error code F.28 showing. I can get it going if I hold down t... [Read more]
Mend Heating, Home Heating Systems

help with a icos m3080 condensing boiler?

I have just paid £600 out to a plumber for fixing my boiler which included replacing main circuit board and t... [Read more]
Mend Heating, Home Heating Systems

I have a Vokera boiler?

the boiler will not light. It is showing a fault code 07.
Mend Heating, Home Heating Systems

Glow worm 30CXI combination boiler showing fault code F1 and F4? ?

Glow worm 30CXI combination boiler showing fault code F1 and F4? My boiler is showing fault code F1 - F4 so t... [Read more]
Mend D.I.Y, Plumbing

What does fault code F22 & F25 mean for a Flexicom 18hx mean?

I've just got home and my hot water isn't working. I've looked at my boiler and it was showing 'F22'. I read... [Read more]
Mend Heating, Home Heating Systems

hot water on glowworm 30 cxi isn't working?

my glowworm 30 cxi boiler is playing up. when the hot water runs it gets warm (not hot) then runs cold. it won... [Read more]
Mend Heating, Home Heating Systems

How can I fix my vaillant ecoTEC PLUS 837?

Becouse of an emergency we had to turn off the house water tap. After resolving the problem I turn it on but I... [Read more]
Mend Heating, Home Heating Systems

fault code F75 vaillant ecotec 630 ?

what does this mean when displayed on my vaillant ecotec 630 display. My boiler is showing that it is running ... [Read more]
Mend Heating, Home Heating Systems

how can I fix my Ariston Genus HE24 boiler?

Having let the air out of one of my radiators the boiler is now showing an error code of "E 02". There is also... [Read more]
Mend Heating, Home Heating Systems

my boiler is showing ea and 5e code?

wont start and light
Mend Heating, Home Heating Systems

Glow worm 30CXI combination boiler showing fault code F1 and F4?

My boiler is showing fault code F1 - F4 so there is no hot water and no heating. Please can you tell me wha... [Read more]
Mend Heating, Home Heating Systems

Restart showing EA fault code?

My Worcester 35CDI Greenstar bolier is showing fault code EA and when i press the restart button the boiler at... [Read more]
Mend Heating, Home Heating Systems

my Glow worm 30CXI showing fault code F5?

I tried to switch the heating on this morning but it didn't come on. The weather is freezing out, -3. when I c... [Read more]
Mend Heating, Home Heating Systems

boiler will not fire up?

the boiler is showing lockout, i then press the reset on the panel. the boiler locks out and code f33.shows w... [Read more]
Mend Heating, Home Heating Systems

What does the error code "F22" mean?

My Vaillant Ecomax 824 Combi-boiler is showing the error code F22 and it's not producing any hot water or heat... [Read more]
Mend Heating, Home Heating Systems

f24 on a 330 glow worm?

I have 330 condensing boiler which is is showing the F24 fault code, can anybody tell me what this code means.... [Read more]
Mend Heating, Home Heating Systems

Glow-worm condensing boiler model 18 hxi?

my boiler keeps locking out,the fault code showing is f9 which is not shown in the service manual,what do i d... [Read more]
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