Alpha Pro Tec 50 - Page 25

25
Alpha Pro Tec - Commissioning
A
B
C
RESET
Fig. 5.3
A
B
C
RESET
Fig. 5.4
A
B
C
RESET
Fig. 5.5
A
B
C
RESET
Fig. 5.6
A
B
C
RESET
Fig. 5.7
'A' operating mode button( ) - With the boiler on, press button 'A'
repeatedly to change the operating mode. It will switch from Summer mode
( ) (DHW heating only, when the optional kit is installed) to Winter mode
(DHW and room heating), alternately.
With the boiler on but not running, the screen will display the ow sensor
temperature reading.
When the boiler switches on the relative symbols will be displayed and the
ow sensor temperature reading shown.
Summer (
) - In this mode the boiler only operates for DHW heating.
By pressing the + or - buttons (as shown in Fig. 5.5) just once it is possible
to read the temperature setting. By pressing them again you can change the
settings as needed. You will need to press button 'B' to save the new value.
The temperature reading will ash during adjustment. If a certain amount of
time lapses without saving the value, the boiler will exit the setting mode and
maintain the previous setting.
Winter (
) - In this mode the boiler provides both DHW and room heating.
By pressing the + or - buttons (as shown in Fig. 5.6) once, you can view the
temperature setting. By pressing them again you can change the setting
as needed. You will need to press button 'B' to save the new value. The
temperature reading will ash during adjustment. If a certain amount of time
lapses without saving the value, the boiler will exit the setting mode and
maintain the previous setting.
Stand-by mode (
) - By pressing buttons 'A' and 'C' (as shown in Fig. 5.7)
at the same time it is possible to place the boiler in the standby mode.
A
B
C
RESET
Fig. 5.8
In the standby mode the boiler is still switched on but not active, maintaining
the anti-freeze function. To turn it back on simply press button 'B'.