2411.2. Indoor Unit11.2.1. How To Fix Installation PlateThe mounting wall is strong and solid enough to prevent it fromthe vibration.The centre of installation plate should be at more than 450 mmat right and left of the wall.The distance from installation plate edge to ceiling should morethan 67 mm.From installation plate left edge to unit's left side is 74 mm.From installation plate right edge to unit's right is 94 mm.1. Mount the installation plate on the wall with 5 screws ormore.(If mounting the unit on the concrete wall, consider usinganchor bolts.)• Always mount the installation plate horizontally byaligning the marking-off line with the thread and using alevel gauge.2. Drill the piping plate hole with ø70 mm hole-core drill.• Line according to the left and right side edge of theinstallation plate. The meeting point of the extended lineis the centre of the hole. Another method is by puttingmeasuring tape at position as shown in the diagramabove. The hole centre is obtained by measuring the dis-tance namely 150 mm and 125 mm for left and right holerespectively.• Drill the piping hole at either the right or the left and thehole should be slightly slanted to the outdoor side.11.2.2. To Drill A Hole In The Wall AndInstall A Sleeve Of Piping1. Insert the piping sleeve to the hole.2. Fix the bushing to the sleeve.3. Cut the sleeve until it extrudes about 15 mm from thewall.4. Finish by sealing the sleeve with putty or caulkingcompound at the final stage.11.2.3. Indoor Unit Installation11.2.3.1. For the right rear piping11.2.3.2. For the right and right bottompiping:::For left side piping, piping connection for liquid should beabout 15 mm from this line.For left side piping, piping connection for gas should beabout 45 mm from this line.For left side piping, piping connection cable should beabout 800 mm from this line.CautionWhen the wall is hollow, please be sure to use the sleeve for tubeass’y to prevent dangers caused by mice biting the connecting cable.