Coding is used to set various options in the control module. To access this function follow the instructions:

Press the button
to open control units list.

Select the needed control unit by
tapping on it.

Press
"Coding" button.

display the current coding value of selected control unit.
enter the new coding value. Some control units require a valid login code before you can re-code them. More information about the login codes can be found HERE
the description displays the coding options. ??xxx - means that you may find the first two digits displayed and below are the values.

Press and hold
the button to perform the coding value.

Coding has been accepted.