[MSFS 2020] Flight_map k event - does it work?

There is a misc K event FLIGHT_MAP - does it work? and how? A simple xml

    <Component ID="FLIGHT_MAP" Node="Flight_Map_Switch">
      <UseTemplate Name="ASOBO_GT_Switch_Code">
          <NODE_ID>Flight_Map_Switch</NODE_ID>
          <PART_ID>Flight_Map_Switch</PART_ID>
          <ANIM_NAME>Flight_Map_Switch</ANIM_NAME>
          <ANIM_CODE>(L:Flight_Map_Switch, number) 100 *</ANIM_CODE> -->
          <ANIM_LENGTH>100</ANIM_LENGTH>
          <LEFT_SINGLE_CODE>(L:Flight_Map_Switch, number) ! (&gt;L:Flight_Map_Switch, number) 1 (&gt;K:FLIGHT_MAP)</LEFT_SINGLE_CODE>
          <ANIMTIP_0>Flight Map Off</ANIMTIP_0>
          <ANIMTIP_1>Flight Map On</ANIMTIP_1>
      </UseTemplate>
    </Component>