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INSTALLATION INSTRUCTIONS
Combinations and Options
1. Before installation, check if the model, power supply, pipe, wires, and parts purchased are correct.
2. Check to see if the indoor and outdoor units are properly matched according to the following table.
Cooling Norminal
Model(T)
Capacity
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
NOTES:
• The total indoor unit capacity should be less than or equal to the total outdoor unit capacity if all indoor units are operating at the
same time. The allowable ratio is 50 to 130%. Please consult the manufacturer if your needs exceed this limitation.
• The total indoor unit capacity should be less than the total outdoor capacity if system operating conditions are below 23°F or above 105°F.
• All electrical conductors should be sized according to the load they will carry.
Accessories
Do not discard any of the accessories until installation is complete. Materials provided are needed for installation work.
Please check to make sure the accessory bag is complete.
No. De nition
Installation
1
instruction
Rubber
2
plug
3
Sheath
Reducing
4
pipe
5
Zip ties
Overview of Unit
NOTES:
• The total indoor unit capacity should be less than or equal to the total outdoor unit capacity if all the outdoor units operate at the
same time in one system. Overloading operations may occur in bad operating condition or some special conditions. The total indoor
units capacity should be no more than 130% of the outdoor unit capacity.
• The total indoor units capacity should be less than the total outdoor unit capacity if the system operates in high heat load or very cold
areas. (ambient temperature below 14° F (10°C).
• To choose wire combinations and switch disconnections, refer to the unit specification guide.
8
Outdoor
Combination Type
kBtu/h
72
single
96
single
120
single
144
single
168
combination(6+8)
192
combination(8+8)
216
combination(10+8)
240
combination(10+10)
264
combination(10+12)
288
combination(12+12)
312
combination(8+8+10)
336
combination(10+10+8)
360
combination(10+10+10)
384
combination(12+10+10)
408
combination(12+12+10)
432
combination(12+12+12)
Graphic
(072)
(096)
1
1
1
1
1
1
Indoor
Maximum Number
Total indoor
of Connected Indoor
capacity
Units
kBtu/h
15
18
48~125
21
60~156
24
72~187
33
84~218
36
96~250
39
108~281
42
120~312
51
132~343
54
144~374
57
156~405
60
168~437
63
180~468
64
192~499
64
204~530
64
216~562
Quantity
1
Signal line
1
protection
Power line
1
protection
(120)
(144)
1
1
Reducing pipe
Gas liquid pipe
4
insulation binding
Combined
capacity range
36~94
50%~130%
Remarks
Place position
Accesory bag
Accesory bag
Accesory bag
Accesory bag
Accesory bag
31-5000572 Rev. 1
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