3
3. Installation diagram & Accessories
3.1. Indoor unit (Fig. 3-1)
1
Air inlet (rear side) *Select the either back side or bottom side
2
Electrical parts box
3
Suspension bolt pitch
5
Access door
6
Service space (It is necessary to maintain a working service area from the ceiling.)
7
Air inlet (bottom side) *Select the either back side or bottom side
8
Suspension bolt M10 or 3/8 (procure locally)
9
Air outlet duct flange
0
Air outlet
A
Refrigerant pipe (gas)
(mm)
Fig. 3-1
42
930
7
×
100=700
100
29
12.5
120
240
77.5
955
215
25
H
J
I
G
J
5027
1016
7
×
100=700
880
100
40
(10)
50
60
350
38
680
50
1000
50
1070
150
77
450
150
600
700
2
1
3
0
3
5
6
9
240
12.5
120
25
215
39
77.5 100
7
×
100=700
955
930
51
J
J
■
SEZ-KA35/KA50/KA60/KA71VA
B
Refrigerant pipe (liquid)
C
Wiring entry
D
Terminal block
E
Drain plug R1
F
Air outlet duct flange
G
In case of bottom side suction, mount the PLATE (A) on the rear side.
H
After installation, remove the transportation support PLATE (B).
I
PLATE (B)
×
2
J
Inlet size
A
Air inlet (bottom side) dimensions
PLATE (A)
24-ø2.9 holes
2
×
2-ø2.9 holes
20 or more
24-ø2.9 holes
Air inlet (rear side) dimensions
9
×
2-ø2.9 holes
8
3
2
5
7
A
(1070)
270
30
1100
25
75
32.5
(10) 50
94 60
350
100
108
25
20
170
A
F
B
C
D
2
E
A
B
1
2
3
Fig. 3-2
3.2. Checking the indoor unit accessories (Fig. 3-2)
Check that the indoor unit is equipped with the following parts and accessories:
A
Refrigerant pipe parts
1
Pipe cover (for refrigerant piping joint)
Small diameter
×
1
Large diameter
×
1
2
Bands for temporary tightening of pipe cover
×
4
B
Remote controller parts
3
Parts contained in the cardboard box
×
1
Check the contents and read the explanations provided.
C
Air filter parts
4
Parts contained in the bag
×
1
Check the contents and read the explanations provided.
Refrigerant and drainage pipe sizes
Model
SEZ-KA35VA SEZ-KA50VA SEZ-KA60VA SEZ-KA71VA
Refrigerant Liquid OD ø6.35 (1/4") OD ø6.35 (1/4") OD ø6.35 (1/4")
OD ø9.52 (3/8")
pipe
Gas
OD ø9.52(3/8")
OD ø12.7 (1/2")
OD ø15.88 (5/8")
OD ø15.88 (5/8")
Drainage pipe
Hard PVC pipe : OD ø26 (1")
C
4
