Wolf CGB-75 Installation And Operating Instructions Manual page 24

Changing the fuse
Isolate the condensing boiler from the power
supply prior to changing a fuse. The ON/OFF
switch on the appliance does not provide iso-
lation from the power supply.
Danger through 'live' electrical components.
Never touch electrical components or contacts
if the condensing boiler has not been isolated
from the power supply. Danger to life!
Cylinder sensor connection
- If a cylinder is to be connected, the blue socket of the cylinder
sensor must be connected to the blue plug of the control unit.
- Follow the cylinder installation instructions.
Connection of an external heating circuit pump
(on site) (230 V AC max. 300 VA)
Insert the cable glands into the terminal box. Insert and secure
the connecting cable through the cable gland.
Connect the pump 230 V AC to terminals L1 and N and
The pump is activated when there is demand in heating, DHW
or frost protection mode.
Output connection A1 (230 V AC; 200 VA)
Insert the cable glands into the terminal box. Insert and secure
the connecting cable through the cable gland. Connect the
connecting cable to terminals L1, N and
The parameters for output A1 are described in the table on
the next page.
24
12. Electrical connection
Fig.: Terminal box cover open
Fig.: Blue plug for cylinder sensor connection
Fig.: Connection, heating circuit pump
.
Fig.: Connecting output A1
Fuse
Blue plug
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