The Board Stack Assembly is a set of circuit boards that allows connection of the AC wires, MATE3, Auxiliary, and Remote Temperature Sensor (RTS) cables as well as connection to the Power Module. They are pre-assembled for simple drop-in replacement. These circuit boards include the power supply, control, voltage/current sense, and AC boards along with a mounting plate. For instructions how to replace the board stack assembly, visit Board Stack Assembly Replacement
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