Viessmann AWO-M-AC 101.A06, Assembly And Servicing Instructions

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Grants access to the parameter setting menu and allows you to set the summer,
winter and sanitary setpoint.
UP key. In the parameter setting mode, it allows you to move to a higher menu or
to increase the parameter value when in “edit” mode.
DOWN key. In the parameter setting mode, it allows you to move to a lower menu
or to decrease the parameter value when in “edit” mode.
In standard operation, the display shows the water outlet temperature in tenths of Celsius degrees or the
alarm code if at least one is active. If several alarms are triggered, the first one is displayed while the second
one will be displayed as soon as the first one is reset. In menu mode, the display depends on the current
position
13.1 MENU
The following are the main features for navigating the menus, especially describing functions which are not obvious. The main
menu has the following items:
MENU LABEL PASSWORD LEVEL OTHER CONDITIONS
Setpoint Set User Not accessible if connected to Hi-t2
Probes tP Installer ---
Alarms Err User Only if active alarms
Digital inputs Id Installer ---
Parameters Par Installer ---
Password PSS User ---
Hours of operation oHr Installer ---
USB USb Installer
Only with pen drive with relevant update
files
Firmware Version Fir Installer Version, Revision and Sub
Alarm log Hist Installer Only if the log contains data
The PSS menu is accessed to enter the service password and to enable access with a higher user permission. When you have
exited the menus, the password must be entered once again to re-enter.
13.2 SETPOINT MENU
The various setpoints can be viewed and edited.
SETPOINT DESCRIPTION UNIT DEFAULT RANGE
Coo First Summer setpoint °C 7.0 5 - Co2
Hea First Winter setpoint °C 45.0 25 - 60
*San Sanitary setpoint °C 48.0 25 - 60
Coo2 Second Summer setpoint °C 18.0 Coo - 25
Hea2 Second Winter setpoint °C 35.0 25- Hea
(*) If the DHW function is enabled
13.3 ALARMS MENU [Err]
This menu is only displayed if there are triggered alarms. All of the active alarms can be seen. This is a multi-
circuit machine. Therefore all the alarms are divided by circuit (label ALCx grants access to the alarms of
circuit number x).
PRG