Installation - Bosch Thermotechnik EU 2 D Manual

1.2 Combinations with
Heating Controls
The EU 2 D timer is designed for use
with TA 210 E / TA 211 E weather
controlled heating controls.
Usage with the TR 21 room temper-
ature regulator is not recommended.
2
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Installation

Warning: Disconnect the power
supply to the appliance unit before
installing the timer.
2.1 Appliances with
Bosch Heatronic (Fig. 1)
– Swing open the cover of the con-
trol panel or remove, if necessary.
– Remove the casing shell.
– Press the tab (g) and remove the
dummy panel (b).
– Slide the sealing ring for splash
water protection (v) from the rear
onto the timer (d).
– Lead the connection cable (c)
through the opening (a) and con-
nect the plug (i) to the contacts (j)
of the main circuit board (ST 5).
Note: Route the cable so that no
other parts are damaged.
– Push the timer from the front into
the opening (a) until it clicks.
– Replace the casing shell and se-
cure.
– Close the cover of the control pan-
el (u).
2.2 ZR/ZWR/ZSR...-3/-4,
ZE/ZWE..-1/-2 A and
ZV/ZWV 20 A (Fig. 2 and 3)
– Remove the casing shell.
– Remove the dummy panel (b) from
the sheet metal
ZV/ZWV 20 A).
– Puch the timer from the front into
the opening (a) until it clicks.
– Unscrew the screws on the switch
box cover (e) and remove the cov-
er.
– Press the tabs (g) together, re-
move the flap (f) on the bottom of
the switch box and break out the
cable feed-through (h).
– Route the connection cable from
the rear to the switch box and con-
nect the plug to the contacts (j) of
the main circuit board (ST 2).
– Insert the flap (f) on the bottom of
the switch box.
– Replace the switch box cover (e)
and screw on.
Note: For the ZV/ZWV 20 A units,
remove the dummy panel behind the
lower flap of the casing shell.
– Replace the casing shell and se-
cure.
EU 2 D
facia (not for
13