5812.4. Outdoor Unit12.4.1. INSTALL THE OUTDOOR UNIT• After selecting the best location, start installation accordingto Indoor/Outdoor Unit Installation Diagram.1. Fix the unit on concrete or rigid frame firmly andhorizontally by bolt nut (ø10 mm).2. When installing at roof, please consider strong wind andearthquake. Please fasten the installation stand firmlywith bolt or nails.12.4.2. CONNECTING THE PIPINGConnecting The Piping To Outdoor UnitDecide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare after inserting the flare nut (locateat valve) onto the copper pipe.Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table.Local pipes can project in any of four directions.• Make holes in the pipe panels for the pipes to pass through.• Be sure to install the pipe panels to prevent rain from gettinginside the outdoor unit.[Removing the service panel].(1) Remove the three mounting screws.(2) Slide the service panel downward to release the pawls.After this, pull the service panel toward you to remove it.Model Piping size (Torque)Gas LiquidSDF12C6E5/UD12CE5**, SDF14C6E5/UD14CE5**, SDF16C6E5/UD16CE5** ø15.88mm (5/8”) [65 N•m] ø19.52mm (3/8”) [42 N•m)Do not over tighten, over tightening cause gas leakage.