Setting - Bosch Thermotechnik EU 2 D Manual

EU 2 D
2.3 ZWBR/ZSBR 8-25 A
(Fig. 4 and 5)
– Remove casing shell.
– Unscrew the holding screw (t) of
the panel (a) and remove the panel
in the upward direction.
– Cut out the marked surface (y) on
the panel with a knife.
– Push the timer from the front into
the opening in the panel (a) until it
clicks.
– Pull out the switch box (q) to the
front and hook in the service posi-
tion X.
– Unscrew the screws (p) on the
switch box cover (e) and remove
the cover.
– Route the connection cable to the
switch box and connect the plug
(i) to the contacts (j)) of the main
circuit board (ST 2).
– Replace the switch box cover (e)
and screw on.
– Reinstall the switch box (q) and at-
tach the panel with the holding
screw (t).
– Replace the casing shell and se-
cure.
2.4 Heating Boilers (Fig. 6)
– Remove the cover of the control
panel.
– Remove the dummy panel (b).
– Push the timer (d) from the front
into the opening (a) until it clicks.
– Unscrew the screws of the switch
box cover (e) and remove the cov-
er.
14
– Route the connection cable (c)
from the rear to the switch box and
connect the plug (i) to the con-
tacts (j) on the main circuit board
(ST 2).
– Replace the switch box cover (e)
and screw on.
– Attach the cover of the control
panel.
3
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Setting

The timer has separate channels for
heating operation (ch 1) and water
heating/comfort
(ch 2).
Four switching periods (2 channels
with 2 switching periods each) can
be programmed per day.
3.1 Basic Program
The timer has a „built-in" basic pro-
gram for all days. For all four switch-
ing periods this is:
• Start of normal operation:
06.00 hrs.
• Start of reduced operation:
22.00 hrs.
mode operation