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espresso coffee machines
7.3 ELECTRONIC EXPANSION BOARD
When replacing the electronic expansion boars, always make sure that the MC1 contact is open before switching on the machine.
With the machine in standard configuration, the dip 2 of KD1 must be set to OFF.
When the machine is suitable to operate with the M.A.T. system (optional) the dip 2 of KD1 must be set to ON.
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LSI 024 - Rev. 01 - Ed. 10/2016