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Why does water pressure drop in my boiler...Fault F22?

I have the same problem. The pressure drops about 3 to 4 times a day. The boiler of less than 2 years old and show fault F22..... Any suggestion would be helpful

H Vara
June 2008
Heating, Home Heating SystemsWater Pressure Problem Day
A drop in water pressure means you have a leak somewhere, unfortunately.

John
June 2008

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Boiler Pressure Drop & Fault F22 - Help!