18
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Piping installation
Installer and user reference guide
93
REMA5+REYA8~20A7Y1B
VRV 5 heat recovery
4P687640-1 – 2022.07
a
b
c
a
Left-side connection
b
Front connection
c
Right-side connection
Note:
For side connections, remove the knockout hole on the bottom plate as
shown below:
c
b
a
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.
18.2.5 To connect the refrigerant piping to the outdoor unit
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.
1
1
1
1
2
2
≤Ø25.4
>Ø25.4
