CSD: Default Repair Inventory Org and Subinventory system profiles

 I have two distinct repair organizations (unrelated, separate businesses but under same operating unit) and am experiencing an issue with a few CSD system profiles.  I am trying to set the various subinventory related profiles for one of the repair orgs, but in order to do so I must set the CSD: Default Repair Inventory Org at the SITE level.  Once I set the profile at the SITE level (does not recognize the value if I set at the RESP level) for the first org, then my LOVs are available to profiles such as CSD: Default RMA Subinventory which I update