home Fix label Heating label_important Home Heating Systems category Vaillant

how do I fix vaillant ecotec plus reading F.75?

My vaillant ecotec plus displays f.75. Pressure reads 1.4 bar. Have no heating or hot water. how do I fix this?

hazel, February 2012

home Fix label Heating label_important Home Heating Systems category Vaillantdone

Reset it, unfortunately its a very open ended trouble code that can be caused my multiple things.
Failing that turn the mains off to the boiler and wait 5 minutes this will kill any stored power in the pcb.

bill, February 2012

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home Fix label Heating label_important Home Heating Systems category Vaillant

how do I fix vaillant ecotec plus reading F.75?

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how do I fix vaillant ecotec plus reading F.75?

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how do I fix vaillant ecotec plus reading F.75?

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