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Vitodens 100-W, B1HE/B1KE Combi Installation/Service
System Configuration (parameters)
DHW
Note: Parameter values in bold are factory settings.
396.0 “Target DHW temperature”
Setting Explanations
Factory setting depends on boiler
497.0 “Operating mode of DHW recirculation pump”
Setting Explanations
0
4
DHW recirculation pump:
Time program
Selected cycle (see parameter 497.3)
497.1 “DHW recirculation pump for hygiene function”
Setting Explanations
Off
On
0
1
DHW recirculation pump:
In accordance with the selected time program
Switched on during hygiene function and after time program
497.2 “DHW recirculation pump for DHW heating”
Setting Explanations
Off
On
0
1
DHW recirculation pump:
In accordance with the selected time program
Switched on during DHW heating
497.3 “Number of cycles DHW recirculation pump”
Setting Explanations
0
1
2
3
4
5
Number of cycles per hour for 5 minutes each during the selected
time phase:
1 cycle
2 cycles
3 cycles
4 cycles
5 cycles
6 cycles
503.0 “Scald protection”
Setting Explanations
Off
On
0
1
The adjustable water temperature is limited to a maximum value.
Scald protection switched off
Risk of injury due to increased DHW temperature Inform the system user of the risk
from the raised outlet temperature at the draw-off points.
Scald protection switched on (maximum DHW temperature 140°F (60°C)
Note: Even with the scald protection switched on, higher outlet temperatures
may occur at the draw-off points in the following cases:
With active hygiene function
While the boiler is being calibrated
WARNING
Risk of injury due to increased DHW temperature.
Inform the system user of the risk from the
raised outlet temperature at the draw-off points.
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