Dhw Heating; Setting The Time Program And Dhw Temperature; Changing Or Deleting Switching Times; Temporarily Changing The Dhw Temperature - Viessmann OpenTherm Operating Instructions Manual

DHW heating

Setting the time program and DHW temperature

You can set time phases for DHW heat-
ing:
■ The DHW cylinder is heated during
the set time phases when using a
boiler with a DHW cylinder connected
to it.
■ If using a boiler with an integral
instantaneous water heater, the DHW
is kept at the set temperature during
the set time phases.
Press the following keys:
01. INFO
02. MODE
03. Select "SETTINGS" with
04. OK to confirm
05. Select "PROGRAMMING" with
/ .
06. OK to confirm
07. Select "HOT WATER" with

Changing or deleting switching times

See page 18.

Temporarily changing the DHW temperature

You can change the DHW temperature
for one hour.
1. Press INFO repeatedly until "HW
SETPOINT TEMP" appears.
26
08. OK to confirm
09. NEW
Days flash.
10. +/- for the required group of days
or single day
11. OK to confirm
12. +/- for the required set DHW tem-
perature
13. OK to confirm
14. +/- for hour
15. OK to confirm
/ .
16. +/- for minute
17. OK to confirm
18. ■ OK to set further switching
times.
■ ESC to exit programming.
/ .
2. Select the required set DHW tem-
perature with the rotary selector.