Xylem MOH1 Single or dual zone mixing module (obsolete) - Manual (Page 7)

7
Installation and operation manual MOH1
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Normal operation. Ball valve position open (vertical)
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Recommended filling of the system. Two fill valves on the primary side
of the BM mini allow for an easy filling and purging of air in the floor
heating loops. The ball valve position must be closed (horizontal).
Picture 1
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