Publicité
Les langues disponibles
Les langues disponibles
i i
create a rise of 8 in. (200 mm) or more in the suction gas and high/
low pressure gas line within a length of 6.5 ft. (2 m) from the kit.
If ≤ 6.5 ft. (2 m)
1
If 6.5 ft. (2 m)
b
1
a
1
To indoor units
2
Piping between outdoor units
a
b
i
c
> 6.5 ft. (2 m)
NOTE
There are restrictions on the refrigerant pipe connection order be-
tween outdoor units during installation in case of a multiple outdoor
unit system. Install according to following restrictions. The capacities
o o
oor
i
io
1 To indoor units
A
B
C
2 Outdoor unit multi connection
3 Outdoor unit multi connection
1 2
3
8.2.6. Branching the refrigerant piping
1 For installation of the refrigerant branch kit, refer to the installation
manual delivered with the kit.
1
A
Vertical
1
B
1 Horizontal surface
o
oi
o
vertically.
o
r o
17
o
oor
i
c
2
a
b
2
c
a
c
fi
o o i
r
ric io co
i-
i i
i fir
r
c
piping kit (second branch)
Horizontal
i
r
c
i
r ori o
or
i
r
c
ori o
2 Installation of the multi connection piping kit.
A
1
B
1
C > 4-3/4 in. (120 mm)
D > 19-11/16 in. (500 mm)
Install the joints horizontally, so that the caution label (1) attached to
the joint comes to the top.
- Do not tilt the joint more than 15° (see view A).
- Do not install the joint vertically (see view B).
Make sure that the total length of the piping connected to the joint
is absolute straight for more than 19-11/16 in. (500 mm). Only if a
r i
fi
i i
o
or
more than 19-11/16 in. (500 mm) of straight section can be ensured.
Improper installation may lead to malfunction of the outdoor unit.
8.3. Guidelines for handling stop valve
8.3.1. Cautions on handling the stop valve
Make sure to keep all stop valves open during operation.
fi
r
o
o
the stop valve.
The stop valves are factory closed.
When handle the stop valves, be careful not to damage the port
pipes around (refer to P22).
1
2
3
4
1
2
5
4
3
i
i co
c
o
c
r r
ir
i
i
1 Service port and service port
cover
2 Stop valve
3 Field piping connection
4 Stop valve cover
1 Service port
2 Cap
3
o
o
4 Shaft
5 Seal
3P362438-5N English
Publicité
