Indoor Units 68Compact Four-way Cassette TypeCompact Four-way Cassette Type1. Features ............................................................................................... 702. Dimensions .......................................................................................... 713. Service Space ...................................................................................... 724. Wiring Diagrams .................................................................................. 735. Air Velocity and Temperature Distributions (Reference Data) ......... 796. Electric Characteristics ...................................................................... 807. Sound Levels ....................................................................................... 808. Accessories ......................................................................................... 819. The Specification of Power ................................................................ 8110. Field Wiring ........................................................................................ 82