To Route The Refrigerant Piping; To Connect The Refrigerant Piping To The Outdoor Unit - Daikin VRV IV W+ Series Installer And User Reference Manual

18 | Piping installation

18.3.3 To route the refrigerant piping

18.3.4 To connect the refrigerant piping to the outdoor unit

Installer and user reference guide
84
WARNING
ALWAYS recover the refrigerant. Do NOT release them directly into the environment.
Use a vacuum pump to evacuate the installation.
NOTICE
After all the piping has been connected, make sure there is no gas leak. Use nitrogen
to perform a gas leak detection.
Installation of refrigerant piping is possible as top connection (standard) or front
connection.
In case of top connection
In case of front connection
Remove and change the position of the pipe service plate (a) as shown in figure
below.
INFORMATION
All local inter unit piping are field supplied except the accessory pipes.
a
a
RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452191-1B – 2020.10