Max. Stage Electric Booster Heater - Viessmann Vitocal 300-G BW Installation And Service Instructions Manual

Control settings, electric heater

Max. stage electric booster heater

Parameter
■ 7907
This setting determines, with what max.
output (stage 1, 2 or 3) DHW and heating
water will be boosted.
Access
■ "Device settings"
■ "Programming"
■ "Electric heater"
■ y to "Max. e heating stage"
■ l or m
Standard setting
Setting range
Stage for power-OFF
Parameter
■ 790A
Setting of the output stage for the electric
heater (instantaneous heating water
heater) that will be enabled even during
power-OFF periods. The selected stage
and all those below it will be enabled.
Access
■ "Device settings"
■ "Programming"
■ "Electric heater"
152
3
1 to 3
The available output is subject to the way
the instantaneous heating water heater
is connected.
Settings explained:
1 max. 3 kW
2 max. 6 kW
3 max. 9 kW
■ y to "Stage at power-OFF"
■ l or m
Standard setting
Setting range
Settings explained:
0 No electric heater installed or all
stages blocked.
1 max. 3 kW
2 max. 6 kW
3 max. 9 kW
0
0 to 3