Viessmann GC1 - Page 18

Settings
18
Selecting the time programs (continued) Vitotronic 300-K, MW1S
Changing and scanning the time program for domestic hot water heating and the DHW re-circulation pump (continued)
1
1-7
To scan the time phases
Follow the procedure described on
page 15 and 16, but without using
the and buttons.
The time phases at a glance
1. Open the hinged cover on the
programming unit.
2. Press the heating circuit selector
button; the button is illuminated.
3. Press w
ww
w and simultaneously;
the preset time phases appear on
a time slot graphic.
4. Close the hinged cover on the
programming unit.
DHW Phase 2 OFF
1-7
To erase the time phases
1. Open the hinged cover on the
programming unit.
2. Press the heating circuit selector
button; the button is illuminated.
3.
Press ; the ”DHW time
program” display appears
in the display window.
4. Press until the required
”DHW phase OFF” appears.
5. Press until the display
”– – : – –” appears for the
finishing time.
6. Press to confirm until the
display changes and shows
the boiler temperature.
7. Close the hinged cover on the
programming unit.
Domestic water heating on a one-off basis outside the programmed time
phases
Press
twice 2 to 3 seconds apart.
5581 751 v1.1
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