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When supplied, the boiler is configured with the settings shown in the table below. These settings can be changed if
necessary to comply with specific system requirements or regional emission control legislation. Refer to the following
graphs to adjust the settings.
Heating curve (Qnheating) – 20 kW
6100
5700
5300
4900
4500
4100
3700
3300
2900
2500
2100
1700
1300
3
4
5
6
7
8
Rated heat input, CH mode (kW)
Heating curve (Qnheating) – 30 kW
6100
5700
5300
4900
4500
4100
3700
3300
2900
2500
2100
1700
1300
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Rated heat input, CH mode (kW)
9
Setting changes do not cause the burner to ignite. As you turn the trimmer, a value expressed in thousands (e.g.
2.5 = 2500 rpm) automatically appears on the 2 digit display.
20 ISC Solar
9 10 11 12 13 14 15 16 17 18 19 20
30 ISC Solar
COnoair curve (Qnheating) – 20 kW
200
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
Rated heat input, CH mode (kW)
COnoair curve (Qnheating) – 30 kW
200
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Rated heat input, CH mode (kW)
47
TECHNICAL ASSISTANCE SERVICE
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