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

18 | Piping installation

18.2.4 To route the refrigerant piping

18.2.5 To connect the refrigerant piping to the outdoor unit

Installer and user reference guide
82
Installation of refrigerant piping is possible as front connection or side connection
(when taken out from the bottom) as shown in the figure below.
a b
a Left-side connection
b Front connection
c Right-side connection
For side connections, the knockout hole on the bottom plate should be removed:
a
c
a Large knockout hole
b Drill
c Points for drilling
NOTICE
Precautions when making knockout holes:
▪
Avoid damaging the casing.
▪
After making the knockout holes, we recommend you remove the burrs and paint
the edges and areas around the edges using repair paint to prevent rusting.
▪
When passing electrical wiring through the knockout holes, wrap the wiring with
protective tape to prevent damage.
INFORMATION
All local inter unit piping are field supplied except the accessory pipes.
NOTICE
Precautions when connecting field piping. Add brazing material as shown in the
figure.
≤Ø25.4
1
1
c
b
>Ø25.4
1
2 2
1
RXYQQ8~20U7Y1B
VRV IV Q+ series heat pump
4P546229-1A – 2020.10