■English 4Installation Guidelines• Where a wall or other obstacle is in the path of outdoor unit’s inlet or outlet airflow, follow the installation guidelines below.• For any of the below installation patterns, the wall height on the outlet side should be 1200mm or less.Precautions on Installation• Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installed.• In accordance with the foundation drawing, fix the unit securely by means of the foundation bolts. (Prepare 4 sets of M8 or M10foundation bolts, nuts and washers each which are available on the market.)• It is best to screw in the foundation bolts until their length are 20mm from the foundation surface.Outdoor Unit Installation1. Installing outdoor unit1) When installing the outdoor unit, refer to “Precautions for Selecting the Location” and the “Outdoor Unit InstallationDrawings”.2) If drain work is necessary, follow the procedures below.2. Drain work1) Use drain plug for drainage.2) If the drain port is covered by a mounting base or floor surface, placeadditional foot bases of at least 30mm in height under the outdoor unit’s feet.3) In cold areas, do not use a drain hose with the outdoor unit.(Otherwise, drain water may freeze, impairing heating performance.)More than 50 More than 100Side view1200or lessMore than 50 More than 50Top viewMorethan 100Top viewunit: mmMore than 150More than 300More than 50Wall facing one side Walls facing two sidesWalls facing three sidesMore than 15020Drain portBottom frameDrain plugHose (available commercially,inner dia. 16mm)