Dhw Tank Hygiene Function - Viessmann VITOCAL 100-AW Installation, Service And Operating Instruction

Vitocal 100-AW AM2V Installation, Service and Operating

DHW Tank Hygiene Function

DHW Recirc. Sched.
DHW Hygiene Settings
Cooling Sched.
DHW Hygiene function is only available in systems
with installed indirect DHW storage tanks.
You can heat the water in the DHW tank to above
140°F (60°C) once a week or for an hour every
day. This function is regularly carried out at the
specified time.
The following parameters can be set for operation
of the tank cleansing function;
H Day of the week: the day of the week (Monday -
Run Sched.
H Start time: Time of the selected day of the week
DHW Recirculation
H Duration: runtime of the hygiene function in
H Run Sched.: Select 'Yes' to have the hygiene
H DHW recirculation: DHW recirculation pump is
H Manual Operation: Manual start of hygiene
Scroll through the menu with the navigation dial
and press the navigation dial to select. When
complete select 'End' to return to the settings
menu.
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High DHW temperatures can cause scalding, e.g. if
the DHW temperature is above 140°F (60°C). Mix
with cold water at the draw-off points.
Sunday) hygiene function operates
the hygiene function will run.
minutes
function run automatically on the select time
and day of the week. Select 'No' for no hygiene
function.
active during hygiene function
function, which will terminate when the working
time has expired.
WARNING
Operating
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