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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]
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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]
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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 Vaillant Fault Problems

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We have 9 questions about mending 'vaillant fault problems' in category Heating, Home Heating Systems which have been answered

How to mend Vaillant Fault Problems

Mend vaillant fault problems
1

Vaillant Ecotech Plus 831 F22 fault?

I've been having problems for 3 weeks now, and on the 3rd plumber, and still not fixed. First had F75 fault a... [Read more]
Mend stopped batteries worked
1

Vaillant 831 with wireless 360f controller?

My wireless controller has stopped responding after changing batteries (worked for a year no problems) Gett... [Read more]
Mend heating water exchanger pump
6

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
Mend problems water bar
5

Vaillant Bolier?

We have 3 years old Vaillant ecomax 824/2 E bolier. The problems is that water level keeps going down (below ... [Read more]
Mend vaillant ecotec hours
6

Does anyone have any idea or advice regarding my vaillant ecoTEC plus 630?

i have had all sorts of problems over the past 24 hours with my above named boiler. all the heating went off y... [Read more]
Mend pressure eco boiler
1

were is the pressure sensor located on a Vaillant Eco 824?

I have a Vaillant eci 824 boiler, displaying Fault .75. Accordnig to what i have read online it is the pressur... [Read more]
Mend eh dhw ch
3

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]
Mend boiler changed fault
2

valliant boiler problems?

the boiler does not fire up, we have changed the pcv and gas valve, still wont fire up, have a f28 fault code.... [Read more]
Mend problem vaillant combi
2

clock problem on vaillant combi boiler?

I have a Vaillant Turbo Max VUW BB242-5 The problem is the the central heating doesn't come on or turn off, l... [Read more]

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Vaillant Fault ProblemsStopped Batteries WorkedHeating Water Exchanger PumpProblems Water BarVaillant Ecotec HoursPressure Eco BoilerEh Dhw ChBoiler Changed FaultProblem Vaillant Combi
Mend boiler will work

my boiler will no work?
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my vaillant boiler is saying a code com on it ?
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Vaillant ecotec 831 plus?
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Valiant thermostat , BMU-Err ?
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Hot water comes and goes!?
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Vaillant Ecotech Plus 831 F22 fault?
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Vaillant eco plus 531 boiler?
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no heating water?
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Valliant Eco tec 28?
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Vaillant igniting issue ( domestic ) not CH?
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Advice?
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how do I vent the heat exchanger?
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Problem with the pressure in combi boiler?
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Vailliant turbo max plus 824e?
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Vaillant F22 fault?
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how to fix water pressure its down at bottom of grey part?
Mend boiler vaillant ecotec

can i replace my Potterton EP2 2 way programmer with a Center EHE0200361 RF?
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No hot water, intermittent when air temp drops?
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Vaillant ecotec plus 630?
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Vaillant 828E - no hot water?
Mend money vaillant boiler

What does f.25 mean?
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vaillant ecoTEC plus boiler fault code - how to fix?
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Vaillant vcw gb242 eh central heating problem?
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Why is heating on at night?
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Vaillant condensing boiler ecoTEC plus?
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resetting thermostatat?
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Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
Mend eco tec boiler

how do I rectify the fault as detailed below?
Mend boiler turning valves

How do I fix f22 error on my Vaillent Ecotec Plus boiler?
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Vaillant Thermocompact Fault?

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