Wiring Schematic - Viessmann VS 34 Owner's Manual

Programming the Water Softener
SETUP CHANGES
This feature allows a service technician to repeat the
setup procedure (See Page 10) or restore the soften-
er's default operating values.
1. From any of the rolling status screens, press the OK /
MENU button to display the Main menu.
2. Press the DOWN q button to scroll through the
menu options until Advanced settings is highlighted.
3. Press the OK / MENU button to display the Advanced
settings menu.
4. Press the DOWN q button to scroll through the
menu options until Troubleshooting is highlighted.
5. Press the OK / MENU button to display the Trouble -
shooting menu.
6. Press the DOWN q button to scroll through the
menu options until Setup changes is highlighted.
7. Press the OK / MENU button to display the Setup
changes menu (See Figure 81).
AUXILIARY OUPUT
The electronic controller's auxiliary output is used to
operate a chlorine generator. It provides a 24V DC, up
to 500 mA, current from terminal J8 on the electronic
Power
Supply
220-240V AC
50 Hz

WIRING SCHEMATIC

Control Board on
Back of Faceplate
24V DC
Power In
+
Aux.
Out
–
22
Setup changes
Redo setup
Restore defaults
Cancel
8. If the desired option already has a black dot next to it
(See Figure 81), go to Step 9. Otherwise, press the
DOWN q or UP buttons to scroll to the desired
option, then press OK / MENU to choose it.
Redo setup allows you to select a different model
=
code (intended to be used for upgrades or retrofits
of existing softener). Model codes are listed on
Page 2.
Restore defaults will reset all customizable set-
=
tings to their default values and take you through
the "wizard" screen setup procedure (See Page 10).
Cancel will return to the Troubleshooting menu.
=
9. Press the OK / MENU button.
control board (see schematic below). This current is on
during the brine draw portion of the softener's regenera-
tion cycle.
Position
Switch
1
C
Brown
Green
White
Red
Black
Red
Black
24V DC
Auxiliary Output
FIG. 81
Turbine
Sensor
NO
GND
+5
OUT
Valve
Motor
FIG. 82