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Replacement battery cover?

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Mend vaillant boiler overheat

Vaillant eloblock problem?

hello. I have a 6kw water heater from vaillant and it recently shut down from an overheat protection, (F 20 ... [Read more]
Mend boiler pcb lockout
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vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]
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vaillant 221H hot water problem?

When running bath water the water starts out hot and then goes cold and then hot again. When watching the main... [Read more]
Mend boiler central heating overheat
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Vaillant VCW GB 242 EH Central Heating Overheat?

Hi, I'm having trouble with my boiler (actually my Gran's - shes just been quoted £1650 to have it replace... [Read more]
Mend heating boiler pump
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vaillant vcw242e no ch?

boiler works fine in dhw mode but will not fire in ch. it will run the pump and fan and pressure switch and di... [Read more]

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Vaillant Boiler OverheatBoiler Pcb LockoutHot Water Running ColdBoiler Central Heating OverheatHeating Boiler Pump
Mend boiler heating pressure

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Mend boiler heating Vaillant

how to fix water pressure its down at bottom of grey part?
Mend Vaillant Heating Repair

Vaillant F22 fault?
Mend boiler heating fault

Vaillant VCW-Sine18 T3WFH Lights but then goes off after 5 Min?
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Vaillant Thermocompact Fault?
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Hot water comes and goes!?
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my vaillant boiler is saying a code com on it ?
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Vaillant vcw gb242 eh central heating problem?
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how do I rectify the fault as detailed below?
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can i replace my Potterton EP2 2 way programmer with a Center EHE0200361 RF?
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