Ferroli MODENA 27 C HE User Manual

MODENA C HE
8 EN
cod. 3541D054 - Rev. 00 - 11/2013
O.T.C. setting
To enter the OTC mode, press OTC button (part. 6 - fig. 1) for 5 seconds.
The display shows CU flashing (fig. 11); to set Curve, use the DHW buttons (part. 1 and 2 - fig. 1). It can be varied from
1 to 10, in accordance with the chart (fig. 13). O means no O.T.C. mode.
It is recommended a start point of 20 - 30°C and a flow temperature of 80°C is required for the UK (Curve 9 or 10).
fig. 11
By pressing the CH push buttons (part. 3 and 4 - fig. 1), the display shows OF flashing (fig. 12); to set Offset, use the
DHW push buttons (part. 1 and 2 - fig. 1). It can be varied from 20 to 40, in accordance with the chart (fig. 14).
fig. 12
To exit the OTC mode, press OTC button (part. 6 - fig. 1) for 5 seconds.
fig. 13 - Compensation curves
fig. 14 - Example of compensation parallel curve offset
20
30
40
50
60
70
80
90
85
20 10 0 -10 -20
1
2
3
4
5
68910 7
Maximum boiler flow temperature
Outside Air Temperature
20
30
40
50
60
70
80
90
85
20 10 0 -10 -20
1
2
3
4
5
6
8910
7
20 10 0 -10 -20
20
30
40
50
60
70
80
90
85
1
2
3
4
568910 7
OFFSET = 20 OFFSET = 40
Maximum boiler flow temperature
Outside Air Temperature
Maximum boiler flow temperature
Outside Air Temperature

Ferroli MODENA 27 C HE Specifications

General

Brand	Ferroli
Model	MODENA 27 C HE
Category	Boiler
Language	English