Viessmann B2TF Installation And Service Instructions Manual page 30

Gas condensing storage combi boiler with 7 inch colour touchscreen
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Commissioning, inspection, maintenance
Removing the front panels
See page 16, steps 1 to 5
Moving the programming unit to the maintenance position
To carry out various maintenance jobs, move the pro-
gramming unit downwards.
1.
Fig. 24
Commissioning the system
Commissioning assistant
1. Open the gas shut-off valve.
2.
If the appliance has not been switched on yet:
Turn on the ON/OFF switch.
The commissioning assistant starts automati-
cally.
If the appliance has already been switched on:
See chapter "Calling up the commissioning
assistant at a later point", page 34.
30
2.
3.
3. Commission the heat generator and follow the
commissioning assistant. See the overview below.
Note
Depending on the type of heat generator, the
accessories connected and other settings, not all
menu points will be displayed.
Note
After the commissioning assistant has finished,
check that the actuators are connected and operat-
ing correctly. Start the actuator test.

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