To Prevent The Outdoor Unit From Falling Over; Piping Installation; Connecting The Refrigerant Piping; To Connect The Refrigerant Piping To The Outdoor Unit - Daikin Sky Air Active Series Installation Manual

5 Piping installation

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
a Front connection
b Bottom connection
c Side connection
d Rear connection
1 Remove the following plates:
For details, see "4.2.1 To open the outdoor
▪ 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).
Installation manual
8
d
c
unit" [ 4 6].
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
a a
b a
b
b b
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).
b
b
AZAS100~140MUV/Y
Sky Air Active-series
4P743507-1 – 2023.08