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how do I drain my system?

how do I drain my vaillant combi boiler system? Not sure if it is a TURBOmax 824E or 828E.

travis
February 2008
VaillantHeating, Home Heating SystemsDrain System Combi Boiler
Turn off power to boiler 1st, then: Attach a hose to a drain point at a low point in the system, normallt on a downstairs radiator.

carl
February 2008

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