See attached for instructions to install kit part number 9-274764 CTL KIT MCT4 TO REPLACE PROTOCOL3 OR PROTOCOL+
After the control kit is installed, the control configuration file will need to be imported into the control. See link below for additional instruction on how to import the configuration file from the provided USB memory stick.
MCT4 Export-Import Configuration
Also see link below for training videos and tutorials on the MCT4 control