home Fix label Bathroom Appliances label_important Baths and Showers category Vaillant

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I have a Vaillant turbomax plus 824e and keep getting a code F23 which i cannot find in the manual .
hot water go's from hot to cold and hot
Does anyone know what it means and how to fix this problem

mickdcc, February 2009

home Fix label Bathroom Appliances label_important Baths and Showers category Vaillant

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Fix Fault - Bathroom Appliances

home label Bathroom Appliances label_important Baths and Showers

Fix Fault - Bathroom Appliances

home label Bathroom Appliances label_important Baths and Showers

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home Fix label Bathroom Appliances label_important Baths and Showers category Vaillant

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