Rewrite for clarity for a Root Cause Analysis timeline blurb: DHP team leader incorrectly marked steps A-E as not applicable based on the assumption those steps were for DHPS. Signalman on the moored unit in MCLL radioed to the dockside team that he needed chassis slings and the one ton chainfall back. DHP personnel sent the requested items to the boat. Upon items reaching MCLL DHPS personnel identified the need for the auxiliary link . The team disconnected the items from the 45' sling and sent the hook back to the pier to receive the auxiliary link