Lennox DUCTAIR II Installation, Operating And Maintenance page 8

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INSTALLATION
Size 18 to 60: The positioning of ceiling hole and indoor unit and hanging screw bolts
Main body: A
Distance between bolts: B
Ceiling hole: D
Panel: E
(Take size 36 as example)
Chart 6
When using a back-air installation, please refer to the following:
Model
A
B
8
000
050
24 - 30
000
050
30 - 60
350
400
Note:
The dimension of sizes 24 and 36 (3 phases) are the same
The dimension of sizes 30 and 36 ( phase) are the same
• 6 •
Air outlet
Hanging screw bolt
4-M10 site configuration
Connecting point of
refrigerant pipes
(Gas side ØF)
Connecting point of
refrigerant pipes
(Liquid side ØG)
Connecting point of drain pipe
Entrances and exits for communication
lines of indoor and outdoor units
Back panel layout
C
D
E
F
030
050
080
2,7
030
050
080
5,9
380
400
430
9,
Main body: 800
Distance between holes: 565
Ceiling hole: 470
Panel: 500
Chart 7
Chart 8
G
H
I
J
6,4
252
24,4
580
9,5
252
24,4
580
2,7
252
35
930
Fixed screw
Plank (inside)
(for air delivery outside)
Dust proof net
(Additional purchase)
Canvas air passage
(Additional purchase)
Panel
(Additional purchase)
k
L
M
N
290
293,8
2
3
290
293,8
2
3
30
293,8
3
4
DUCTAIR II - 0808-E
P
3
3
4

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