To Connect The Water Piping - Daikin EWYA004D2V3P Installer's Reference Manual

8 | Piping installation

8.2.3 To connect the water piping

Installer reference guide
66
NOTICE
Do NOT use excessive force when connecting the field piping and make sure the
piping is aligned properly. Deformation of the piping can cause malfunctioning of the
unit.
NOTICE
When connecting the field piping, hold the nut on the inside of the unit in place using
a spanner to provide extra leverage.
1 Connect the shut-off valve (with integrated filter) to the outdoor unit water
inlet, using thread sealant.
a
a Water OUT (screw connection, male, 1")
b Water IN (screw connection, male, 1")
c Shut-off valve with integrated filter (delivered as accessory)(2× screw connection,
female, 1")
d Thread sealant
2 Connect the field piping to the shut-off valve.
3 Connect the field piping to the outdoor unit water outlet.
NOTICE
About the shut-off valve with integrated filter (delivered as accessory):
▪
The installation of the valve at the water inlet is mandatory.
▪
Mind the flow direction of the valve.
b
b
1
d
2
c
and packaged air to water heat pumps
EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
4P688013-1B – 2022.09