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5 Piping installation
Installation manual
8
AZAS100~140MUV/Y
Sky Air Active-series
4P743507-1 – 2023.08
4.3.4
To prevent the outdoor unit from falling
over
In case the unit is installed in places where strong wind can tilt the
unit, take following measure:
1
Prepare 2 cables as indicated in the following illustration (field
supply).
2
Place the 2 cables over the outdoor unit.
3
Insert a rubber sheet between the cables and the outdoor unit
to prevent the cables from scratching the paint (field supply).
4
Attach the ends of the cables.
5
Tighten the cables.
5
Piping installation
5.1
Connecting the refrigerant piping
DANGER: RISK OF BURNING/SCALDING
5.1.1
To connect the refrigerant piping to the
outdoor unit
Keep the following in mind:
▪
Piping length.
Keep field piping as short as possible.
▪
Piping protection.
Protect the field piping against physical
damage.
You can route the refrigerant piping to the front, bottom, side or rear
of the unit.
a
b
c
d
a
Front connection
b
Bottom connection
c
Side connection
d
Rear connection
1
Remove the following plates:
"4.2.1 To open the outdoor unit"
▪ Remove the service cover (a) and the piping intake front
plate (b).
▪ In case the refrigerant piping is routed to the rear side of the
unit, also remove the piping intake rear plate (c).
a
c
b
a
Service cover
b
Piping intake front plate
c
Piping intake rear plate
2
Remove the knockout hole(a) in the bottom plate or in the
piping intake plate by tapping on the attachment points with a
small flat screwdriver and a hammer. Optionally, cut out the slits
(b) with a metal saw.
b
a
b
b
b
b
b
a
a
b
b
a
a
Knockout hole for piping
b
Slit
NOTICE
Precautions when making knockout holes:
▪ Avoid damaging the casing and underlying piping.
▪ After making the knockout holes, we recommend to
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.
NOTICE
Avoid bending the bottom plate when removing the
knockout hole.
3
Connect the gas and liquid piping.
▪ Connect the liquid piping (a) to the liquid stop valve (A).
▪ Connect the gas piping (b) to the gas stop valve (B).
Содержание Sky Air Active Series
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