Final answer:
The open item management indicator can be set in a general ledger account when it is used as a reconciliation account or when it is required for clearing.
Step-by-step explanation:
The open item management indicator in a general ledger account can be set in two specific situations. First, it can be set when an account is used as a reconciliation account. This means that the account is used to reconcile transactions and track open items. Second, it can be set when an account is required for clearing, which means it is used to clear transactions between different accounts. The open item management indicator is not related to the balance of the account or whether it is set up as a cost element.