This document provides an overview and service manual for the TOYOTA FORKLIFT 5FG10-30/5FD70-30 Series from August 1986 to August 1989. It covers the exterior views, vehicle listings, abbreviations, operational tips, standard bolt tightening torques, frame numbers, and other reference information for servicing these models. The manual instructs technicians to use genuine Toyota parts and special service tools. It also provides lubrication charts and lists periodic maintenance procedures.