21
INSTALLATION PRECAUTIONS
Pipe Length and Additional Refrigerant
Inverter Models Capacity (Btu/h)
9K-12K
18K-36K
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional refrigerant charge
Max. diff. in level between indoor and outdoor unit
Type of refrigerant
15m
10m
20g/m
R22/R410A
R32
25m
10m
15g/m
25m
10m
30g/m
R22/R410A
R32
25m
10m
25g/m
ON-OFF Models Capacity (Btu/h)
9K-12K
18K-36K
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional refrigerant charge
Max. diff. in level between indoor and outdoor unit
Type of refrigerant
15m
5m
20g/m
R22/R410A
R32
15m
5m
15g/m
15m
5m
30g/m
R22/R410A
R32
15m
5m
25g/m
Torque Parameters
PIPE Size
1/4 ( 6.35)
3/8 ( 9.52)
1/2 ( 12)
5/8 ( 15.88)
Newton meter
[N x m]
18 - 20
30 - 35
45 - 50
60 - 65
Pound-force foot (1bf-ft)
Kilogram-force meter (kgf-m)
24.4 - 27.1
40.6 - 47.4
61.0 - 67.7
81.3 - 88.1
2.4 - 2.7
4.1 - 4.8
6.2 - 6.9
8.2 - 8.9
Maximum Operating Current
of Air Conditioner (A)
Specification of
Socket or Switch (A)
2.5
6.0
1.5
4.0
16
25
32
40
1.0
Fuse Specification (A)
10 and 15
10
32
32
64
64
20
Minimum Wire Cross-sectional
2
Area(mm )
15 and 24
24 and 28
28 and 32
0.75
8
10
20
8 and 10
Dedicated Distribution Device and Wire for Air Conditioner
5m
5m
5m
5m
5m
5m
5m
5m
Lenght of pipe with standard charge (Like: North American, etc.)
7.5m
7.5m
7.5m
7.5m
Note: This table is only for reference, the installation shall meet the requirements of local laws
and regulations.
Summary of Contents for 18K-36K
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