Connecting Water Piping; About Connecting The Water Piping; Precautions When Connecting The Water Piping; To Connect The Water Piping - Daikin VRV IV W+ Series Installer And User Reference Manual

18.6 Connecting water piping

18.6.1 About connecting the water piping

18.6.2 Precautions when connecting the water piping

18.6.3 To connect the water piping

RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452191-1B – 2020.10
NOTICE
Applicable legislation on fluorinated greenhouse gases requires that the refrigerant
charge of the unit is indicated both in weight and CO
Formula to calculate the quantity in CO
refrigerant × total refrigerant charge [in kg] / 1000
Use the GWP value mentioned on the refrigerant charge label.
2 Fix the label on the inside of the outdoor unit near the gas and liquid stop
valves.
Before connecting the water piping
Make sure the outdoor and indoor units are mounted.
Typical workflow
Connecting the water piping typically consists of the following stages:
1 Connecting the water piping of the outdoor unit.
2 Filling the water circuit.
3 Insulating the water piping.
INFORMATION
Also read the precautions and requirements in the following chapters:
▪
General safety precautions
▪
Preparation
a Cooling water outlet
b Cooling water inlet
Consult "18.2.2 Water circuit
torque of the water piping connections.
18
2
equivalent tonnes: GWP value of the
2
a
b
4
requirements" [ 78] for the correct tightening
Piping installation
|
equivalent.
Installer and user reference guide
101