GMV5 Home DC Inverter Multi VRF Units 
138 
 
Schematic diagram for making installation foundation 
 
5.5 Vibration Reduction for ODU 
The ODU must be fixed securely. Apply a thick rubber sheet or corrugated damping rubber 
pad with thickness of 200 mm or more and width of 100 mm or more between the ODU and the 
foundation, as shown in the following figures. 
 
 
6.Installation of IDU 
Please refer to the related manual of IDU.