Vaillant VRT 230 - 4.3 Setting the heating times

11VRT 230 Operating Manual
The display switches back to normal
mode after five seconds.
If the calendar is activated on the install-
er level, you can set the day, month and
year in the same way after you set the
time. This allows automatic switching
from winter to summer time.
4.3 Setting the heating times
The room thermostat is equipped with a
basic program (see table 4.2)
Time
window
Day / Block
of days
Start
time
End
time
H 1 M0 - FR 6:00 22:00
H 2 — — —
H 3 — — —
H 1 SA 7:30 23:30
H 2 — — —
H 3 — — —
H 1 SU 7:30 22:00
H 2 — — —
H 3 — — —
Table 4.2 Default basic programme
Operation 4