G
F
B, C
J
I
H
1
Max. 20 m
1.5 - 2 m
A
B
2
K
B
3
E
D
D
F
F
H
I
(mm)
F
A
C K
F
H
6
30 30
G
D E
C
J
I
A Refrigerant pipe and heat
A
insulation
B Pipe cover (large)
C Pipe cover (small)
D Refrigerant pipe (gas)
E Refrigerant pipe (liquid)
F Band (large)
G Cross-sectional view of
connection
H Pipe
I Heat insulation
J Squeeze
B
D
F
E
C
Max. 15 cm
C
J
F
L
M
D
F
G
C
A
7
7
18
B
1 Wrap the enclosed large-sized pipe cover around the gas pipe, making sure that
the end of the pipe cover touches the side of the unit.
2 Wrap the enclosed small-sized pipe cover around the liquid pipe, making sure
that the end of the pipe cover touches the side of the unit.
3 Secure both ends of each pipe cover with the enclosed bands. (Attach the bands
20 mm from the ends of the pipe cover.)
connections for gas leakage with nitrogen gas. (Check that there is no refrigerant
leakage from the refrigerant piping to the indoor unit.)
downward slope.
ers.
If a load is applied to the drain socket that damages the hose or causes the hose
to become detached, water leakage may result.
1
Correct piping
2
Wrong piping
3
Grouped piping
A
Insulation (9 mm or more)
B
C
Support metal
D
O.D. ø32 PVC TUBE
E
Make it as large as possible
(about 10 cm)
F
Main unit
1. Connect the drain socket (supplied with the unit) to the drain port. (Fig. 3-5)
(Fix the tube using PVC adhesive then secure it with a band.)
2. Install a locally purchased drain pipe (PVC pipe, O.D. ø32).
(Fix the pipe using PVC adhesive then secure it with a band.)
4. Insulate the drain port and socket with insulating material, then secure the material
with a band. (Both insulating material and band are supplied with the unit.)
H
5. Insulate the tube and pipe. (PVC pipe, O.D. ø32)
A
Main unit
B
Insulating material
C
Band (large)
G
D
Drain port (transparent)
E
Insertion margin
F
Matching
G
Make the piping size large for grouped pip-
ing.
H
I
O.D. ø38 PVC TUBE for grouped piping
(9 mm or more insulation)
J
Up to 85 cm
K
Air bleeder
L
Raised
M
Odor trap
G
Drain pipe (O.D. ø32 PVC TUBE)
H
Insulating material (purchased locally)
I
Transparent PVC pipe
J
K
Drain socket
-