Operating instructions

12
5600 333 v1.1
Vitodens 100-W, WB1B Operating & User’s Information
Operation
Comfort Function
Checking the boiler heating water temperature
During operation, the heating water temperature is
constantly displayed.
Checking the system pressure
Check the pressure of your heating system on the
pressure gage. Minimum system pressure must
be 0.8 bar (12 psi).
Notify your heating contractor if the pressure of the
system is too low.
Heating Water Temperature and System Pressure
If the comfort function is switched ON (when used with the DHW CombiPLUS Kit only), the instantaneous water heater
is kept up to temperature (standby). Hot water is therefore quickly available.
Starting the comfort function
Briefly turn selector “
“ clockwise as far as possible,
wait for SERV to appear momentarily (for less than 3 sec.)
then turn it counter clockwise again.“COMFORT” appears
on the display.
Stopping the comfort function
Briefly turn the rotary selector “ “ counter clockwise
as far as possible, wait for SERV to appear momentarily
(for less than 3 sec.) then turn it clockwise again. “ECO”
appears on the display.