20
Use the main menu
HMC300 – 6 720 813 192 (2014/10)
5.3.1 Set operating mode for heating hot water
By default the heating of hot water follows a separate time
program.
• If Own time program is set, the operating mode DHW is
active from 05:00 (Saturdays and Sundays: from 07:00)
to 23:00 (default time program).
Menu: Operating mode
5.3.2 Set time program for heating hot water
In this menu you can adjust the time program for heating of hot
water.
Menu: Time program
The following table shows to to adjust the settings for heating hot water.
Menu options Description
Operating
mode
• With Own time program a time program
can be set to heat hot water that works
independantly of the time program for
house heating.
• If Always on - DHW red. or Always on -
DHW is set the heating of hot water
works continuously.
• If it is deactivated there is no heating of
hot water.
Table 15 Operating mode for heating hot water
Menu options Description
My DHW time
program
6 break points can be set for each day
or each group of days. Each break point
can be allocated one of the up to three
modes in automatic mode. The shortest
possible period between two break
points is 15 minutes.
Reset prog. With this menu option the hot water
system can be reset to the default
settings.
Table 16 Settings in the time program for hot water
Use Result
Select and set time program for heating hot water
▶ When the initial menu is open: press the hot water button.
▶ Turn the menu dial to mark the menu option Own time program and press the menu
dial.
The time program for hot water is activated. The break points can be set individually
in the menu DHW > Time program > My DHW time program (according to the
instructions in chapter 5.2.1 from page 15). The hot water temperatures set for
respective modes apply during the periods.
Activate constant heating of hot water
▶ When the initial menu is open: press the hot water button.
▶ Turn the menu dial to mark Always on - DHW red. or Always on - DHW.
▶ Press the menu dial.
Heating of hot water takes place without interruption
Table 17 Adjust settings for heating hot water
6 720 811 136-27.1O
6 720 811 136-28.1O
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