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Mend Vaillant Home Heating Systems

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Mend Vaillant Boiler Bar Heating Hot

how can i fix my vaillant boiler its flashing F 22 then bar 0.4 . my house ?

My vaillant boiler is flashing F22 and bar 0.4 I've got no heating and no hot water can any one help me pls . Thanks

lee mccubbin
December 2016
VaillantHeating, Home Heating SystemsBoiler Bar Heating Hot
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