Boiler Controls And Components; Control Unit Controls And Display Elements - Viessmann VITOLIGNO 300-C Operating Instructions Manual

Boiler controls and components

Supply via vacuum system
D C
Fig.1

Control unit controls and display elements

The programming unit
You can adjust all control unit settings centrally at the
programming unit.
Buffer drawing
Boiler
Buffer
Heating
DHW
Select with
Fig.3
A
B
(
Supply via flexible screw conveyor
A
B
C
Fig.2
Programming unit of the control unit
A
Reset button for high limit safety cut-out behind the
B
cover
Ash box
C
L.h. front panel (door)
D
Note
You will find an overview of the cleaning and mainte-
nance tasks from page 45.
Takes you to the previous step in the menu or can-
cels a setting that has been started.
Cursor keys
Scrolls through the menu or adjusts values.
Confirms your selection or saves your setting.
d
Calls up the help text relevant to the selected
menu point.
Calls up the extended menu.
For operating the control unit, see from page 12.
Operation
9