47
Vitodens 200-W
A
B
C
D
Fig. 2
Note
The control unit can be located at the top or bottom.
A
Gas shut-off valve
B
Drain & fill valve
C
ON/OFF switch
D
System pressure (shown on display)
Vitodens 222-W
B A
C
D
Fig. 3
Note
The control unit can be located at the top or bottom.
A
Gas shut-off valve
B
Drain & fill valve
C
ON/OFF switch
D
System pressure (shown on display)
Vitodens 222-F and Vitodens 242-F
B
C
A
D
Fig. 4
Example with connections at the top
A
Gas shut-off valve
B
Drain & fill valve
C
ON/OFF switch
D
System pressure (shown on display)
Ask your contractor about the following:
■
Required system pressure
■
Position of ventilation apertures in the installation
room, if applicable
1.
Open gas shut-off valve
A
.
2.
Check that the power supply to your system is
switched on, e.g. at a separate MCB/fuse or mains
isolator.
Note
The power supply to the system was switched on
by your heating contractor during commissioning. If
possible, do not interrupt the power supply, even
when the system is in standby mode.
3.
Turn ON/OFF switch
C
on.
■
After a short while, the home screen is shown on
the display.
■
The Lightguide is illuminated constantly.
Your system and, if installed, your remote controls
are ready for operation.
Switching on and off
Switching system on
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Summary of Contents for Vitodens 200-W System
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