Different GL Natural Account for the Asset Net Book Value retired gain account.

Dear Team,

We are on 12.1.3 and have been using Assets module with(Corp and Tax Book) for many years now.

We have a requirement where wish to have a different GL Natural Account for the Asset Net Book Value retired gain account based on the Retirement Type.(Sale, BROKEN, OBSOLETE)

At the Moment, the Natural is defaulting form the Book Controls--Natural Account--Retirement Account--Net Book Value Retired (Gain))

I have followed the steps in the attached document Case 4: Cost Center value from several different locations depending on the Retirement Type , but it does not work for us We dont have the