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Mend Worcester Bosch Hi Flow 400 Home Heating Systems

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Mend Worcester Bosch Hi Flow 400 Hot Water

worcester bosch hi flow 400?

Why does the hot water continually fluctuate between hot and luke warm?
The fault is accompanied by what sounds like air passing through the water pump in the boiler.

terry
December 2010
Worcester BoschWorcester Bosch Hi Flow 400Heating, Home Heating Systems400 Hot Water

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