3
6
øB
øA
a
b
[Fig. 6-1]
a
Indoor unit
b
Outdoor unit
a
d
c
b
e
f
90
°
d
c
b
a
b
a
a
b
e
b
c
d
c
A
c
b
a
d
e
f
g
h
i
[Fig. 6-9]
A
Pipe cover (small) (accessory)
B
Caution:
Pull out the thermal insulation on the refrigerant piping at the
site, insert the flare nut to flare the end, and replace the insu-
lation in its original position.
Take care to ensure that condensation does not form on ex-
posed copper piping.
C
Liquid end of refrigerant piping
D
Gas end of refrigerant piping
E
Site refrigerant piping
F
Main body
G
Pipe cover (large) (accessory)
H
Thermal insulation (field supply)
I
Pull
J
Flare nut
K
Return to original position
A
B
C
D
F
G
E
M
L
E
F
L
AG
H
H
K
L
J
I
J
O
O
N
N
20
20
20
20
[Fig. 6-3]
[Fig. 6-6]
[Fig. 6-4]
[Fig. 6-5]
a
Flare nut
b
Copper tube
a
Burr
b
Copper tube/pipe
c
Spare reamer
d
Pipe cutter
[Fig. 6-7]
[Fig. 6-8]
a
Flaring tool
b
Die
c
Copper tube
d
Flare nut
e
Yoke
a
Smooth all around
b
Inside is shining without
any scratches
c
Even length all around
d
Too much
e
Tilted
f
Scratch on
flared plane
g
Cracked
h
Uneven
i
Bad examples
L
Ensure that there is no gap here
M
Plate on main body
N
Band (accessory)
O
Ensure that there is no gap here. Place join upwards.
6.1
6.2
a
Copper tubes
b
Good
c
No good
d
Tilted
e
Uneven
f
Burred
6.3
Model
SEZ-KD25, 35
SEZ-KD50
SEZ-KD60
SEZ-KD71
A
9.52
12.7
15.88
15.88
B
6.35
6.35
6.35
9.52
6.5
A
B
1
[Fig. 6-10]
C
C
C
D
2
E
A
Downward slope 1/100 or more
B
Connection dia. R1 external thread
C
Indoor unit
D
Collective piping
E
Maximize this length to approx. 10 cm
[Fig. 6-11]
A
Indoor unit
B
Pipe cover (short) (accessory)
C
Tie band (accessory)
D
Band fixing part
E
Insertion margin
D
E
H
G
I
F
B
C
5
25
A
F
Drain hose (accessory)
G
Drain pipe (O.D. ø32 PVC TUBE,
field supply)
H
Insulating material (field supply)
I
Max.145
±
5 mm
KB79H132H04_illust.p65
2010.8.12, 10:53 AM
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