When an action bar process is invoked the function keys associated with all available pull down choices are enabled and usable.

Using an accelerator key is functionally equivalent to selecting the action bar option, then selecting the choice from the pull down.

When an RDML function executes a DISPLAY or REQUEST command, all accelerator keys associated with available pull down choices are enabled and usable:

If you are using SET_ACTION_BAR for such a purpose you may find that you have some misunderstandings about the purpose and use of accelerator keys and action bars that are overly complicating your design.

Assign accelerator keys only to very commonly used pull down choices.