Gree GWHD(24)NK3GO - 8.5.3 Indoor;Outdoor Unit Connection; a. Power Cord Wiring

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Installation and Maintenance
Service Manual
2) During the transportation of the outdoor unit, two lifting ropes long enough must be used in four directions and the
included angle must be less than 40°prevent the center of unit deviating.
4) The unit should be installed on a concrete base frame with a height of 10cm.
5) The installation space of the unit should be as required in Fig.5.
8.5.3 Connection between Indoor and Outdoor Units
a.
Wiring of the Power Cord
CAUTION
!
A breaker must be installed, capable of cutting off the power supply for the whole system.
1) Open the side plate.
2) Let the power cord go through the rubber ring.
3) Connect the power card to the terminals “L”, “N” and also the earthing bolt, and then connect the wiring terminals
“N(1),2,3” of the indoor unit to those of the outdoor unit correspondingly.
4) Fix the power cord with wire clips.
b.
Energy Level and Capacity Code of the Indoor and Outdoor Units
Energy Level Capacity Code
Indoor Unit
09 25
12 35
18 50
21 60
24 71
Outdoor Unit
36 100
42 120
Table 2
1)
2) The sum of the capacity codes of the indoor units should be among 50%-150% of that of the outdoor unit.
c. Allowable Length and Height Fall of the Refrigerant Pipe
＞500
＞500
＞500
＞500
＞2000
＞1000
＞2000
Fig.5
b
a
e
d
c
L4L3L2 L5L1
Outdoorunit
Height difference between indoor unit and outdoor unit H1
Height difference between indoor units H2
Indoor unit
Indoor unit
Equivalent length of the farthest fitting pipe L
x