Electrical installation 6
0020257319_02 Hydraulic station Installation and maintenance instructions
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6.7
Installing the system control in the
electronics box
A
C
B
1
1.
Remove the cover from the electronics box.
2.
Connect the DIF cable
–
laid out ready
–
to the system
control or to the radio receiver.
3.
If you are using a radio receiver, use the mobile base
station.
4.
If you are using the wired system control, use the sys-
tem control.
5.
Consult the instructions for the system control for in-
formation on coupling the mobile base station and the
system control.
6.8
Opening the electronics box
1.
Remove the front casing. (
→
Page 25)
B
A
C
2.
Hinge the electronics box
(1)
forwards.
3.
Detach the four clips
(3)
, on the left and the right, from
the brackets.
6.9
Cable route
24V / eBUS
▶
Route the 24 V cable and the eBUS cable through the
left-hand strain reliefs on the electronics box.
6.10
Connecting a limit thermostat for the
underfloor heating
Condition
: If you are connecting a limit thermostat for underfloor heating:
230V
▶
Route the 230 V cable through the right-hand strain re-
liefs on the electronics box.
▶
Pull out the S20 plug for the bypass line at terminal
X100 on the control PCB.
▶
Connect the limit thermostat to plug S20.
