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Finding correct positions for the cogs?

Hello, what is the correct positioning for the cogs behind the gold plate, behind the pendulum? Smiths Enfi... [Read more]
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Mend vaillant boiler error codes
1

No water from hot taps with Vaillant ecoTEC plus 831?

System was installed 3 years ago and has worked well. Last few days we have been running in 24/7 and have low... [Read more]
Mend Vaillant Error Codes Heating
5

what error codes e20,e13,f20 means?

what error codes e20,e13,f20 means? the boiler model is vaillant ecomax824e
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3

Vaillant ecoTEC Plus no hot water, but heating works fine !!?

Hi, hope you can help. My heating is working fine however I'm not getting any hot water when turning on the t... [Read more]
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8

Vaillant Boiler error codes?

Can anyone tell me what an error code "E12" means on a Vaillant Ecomax 824 Combi-boiler? The boiler seems to... [Read more]

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vaillant ecoTEC plus boiler fault code - how to fix?
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my vaillant boiler is saying a code com on it ?
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Vaillant Thermocompact Fault?
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Vaillant 828E - no hot water?
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can i replace my Potterton EP2 2 way programmer with a Center EHE0200361 RF?
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Valliant Eco tec 28?
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Vaillant Ecotech Plus 831 F22 fault?
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how do I rectify the fault as detailed below?
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Vaillant ecomax 828/2 e water pressure sensor?
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No hot water, intermittent when air temp drops?
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Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
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Vaillant igniting issue ( domestic ) not CH?
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Valiant thermostat , BMU-Err ?

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