Gree GKH18K3HI - Page 48

U-Match Series Service Manual
45
Table 3-1-3
Item
Model
Supply Air Outlet
Return Air Inlet
A
B
C
D
GFH18K3HI
GFH18K3H1I
123
736
710
166
GFH24K3HI
GFH24K3H1I
158
818
994
195
GFH30K3HI
GFH30K3H1I
158
818
994
195
GFH36K3HI
GFH36K3H1I
158
818
1000
206
GFH42K3HI
GFH42K3H1I
158
818
1000
206
GFH48K3HI
GFH48K3H1I
158
818
1000
206
GFH60K3HI
GFH60K3H1I
190
850
940
286
1.1.8 Installation of the Supply Air Duct
(1) Installation of the Rectangular Duct.
Figure 3-1-21
CAUTION!
①. The maximum length of the duct means the maximum length of the supply air duct plus the maximum length of the
return air duct.
②. The duct is rectangular and connected with the air inlet/outlet of the indoor unit. Among all supply air outlets, at least
one should be kept open.
(2) The default installation location of the rectangular flange is at the back and the return air cover
plate is at the bottom, as shown in Figure 3-1-22.
Figure 3-1-22
No.
Name
No.
Name
1
Hanger
5
Filter
2
Air Intake
Pipe
6
Main Air
Supply Pipe
3
Canvas Air
Pipe
7
Air Supply
Outlet
4
Air Intake