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The unit is assembled in the factory with the water connection couplings on the left (as seen from the air
outflow grating).
Water fitting dimensions
Unit
1
A
mm
Inches
male
WARNING!!!
For optimum performance it is essential that water inlet-outlet directions always be observed as
indicated by the adhesive label.
TYPE 1 ÷ 18
DESCRIPTION:
1
Helical fan(s)
2
Water-air exchanger
3
Manual air bleed
4
Spherical check valve (not supplied)
WARNING!!!
Install a drain valve at the lowest point in the water circuit to empty the system when necessary.
WATER COUPLING DIMENSIONS
2
3
4
5
6
300
350
400
1
1
1
WATER CIRCUIT DIAGRAM
TYPE
7
8
9
10
11
450
500
550
1
1
1
38
12
13
14
15
600
1/4
1/4
1
1
1
OUTPUT
INPUT
16
17
18
600
600
1/4
1/4
1
1
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