Multi Variable Air Conditioners Console Type Indoor Unit 
5 
 
2.2 Refrigerant Piping 
(1)  Drill a hole (65mm in diameter) in the spot indicated by О the symbol in the illustration and 
below. 
(2)  The location of the hole is different depending on which side of the pipe is taken out. 
(3)  For piping, see Connecting the refrigerant pipe, under Indoor Unit Installation. 
(4)  Allow space around the pipe for an easier indoor unit pipe connection. 
 
CAUTION! 
Min. allowable length. 
The suggested shortest pipe length is 2.5m, in order to avoid noise from the outdoor unit and 
vibration (Mechanical noise and vibration may occur depending on how the unit is installed and the 
environment in which it is used). 
See the installation manual for the outdoor unit for the maximum pipe length. 
For multi-connections, see the installation manual for the multi-outdoor unit.