9
DT1/DT2
6 720 610 367 (01.10)
3.2.3 Changing the Operating
Mode
B
Press
repeatedly until the dis-
play shows
Ch1
PROG
or
Ch2
PROG
(DT 2 only).
B
Set mode by pressing
or
:
–
ON
: Central heating on (Ch 1)/
hot water on (Ch 2)
–
OFF
: Central heating off/Econ-
omy (Ch 1)/hot water off (Ch 2)
–
AUTO
: The timer switches the
central heating (CH 1)/hot water
(Ch 2) on and off according to the
timed-period settings
3.2.4 Deleting Settings
Deleting an individual timed period:
B
Select required timed period on the
display (see chapter 3.2.2).
B
Briefly
press and release
.
Resetting the timer completely:
B
Press and hold
for approx.
15 seconds.
3.2.5 Completing Programming
B
Press
repeatedly until the nor-
mal display (a) appears.
-or-
B
Do not press any buttons for
30 seconds.
3.3
Time Display
Time of day and timed periods are dis-
played either in 24-hour (default set-
ting) or 12-hour format.
To change the time display format:
B
Press and hold
and
simul-
taneously (for about 10 seconds). In
12-hour time format, the display also
shows
am
(morning) or pm
pm
(afternoon) next to the time.
Ch
C
C
i
The time display format
cannot be changed
while programming.
Ch
English
