Commissioning / Setting The Bus Address - Wolf CGB-75 Installation And Operating Instructions Manual

Only qualified personnel must carry out the
commissioning and initial start-up of the boiler
and instruction of the user.
- Check the boiler and system for leaks;
Note
Normal operating pressure when system is cold
1.5 - 2.0 bar; prevent water leaks
- Check the location and seating of fitted com-
ponents
- Check all connections and component unions
for leaks.
- If leak tightness cannot be ensured, there is
a risk of water damage.
- Check that all flue gas accessories have been correctly
installed
- Open the shut-off valves in the flow and return
- Open the gas shut-off valve
- Switch on the system ON/OFF switch on the control unit
- Check the ignition and the regular flame structure of the
burner
- The illuminated ring shows a yellow colour, if the boiler starts
correctly
- Check the condensate drain
- Familiarise customers with the operation of the boiler with
reference to the operating instructions and advise them of
the required water treatment for fill and top-up water
- Complete the commissioning report and hand over the
instructions to the customer.
BUS address setting
When operating several boilers (number of boilers >1) in conjunction with a cascade module, set the BUS address of each boiler
in accordance with the table below.
BUS address setting:
Hold down the reset button; after 5 seconds, the corresponding flashing code will be displayed (see table). Select the corresponding
address with the DHW temperature rotary selector. Then release the reset button again.
Bus address
1
2
3
4
5
0
3062555_201804
18. Commissioning / setting the BUS
address
Rotary selector position DHW
1
2
3
4
5
6
ON/OFF
Reset button
ON/OFF
Illuminated ring
switch
Fig.: Control unit overview
Energy savings
- Instruct the customer about energy saving options.
- Refer the customer to the section "Information for en-
ergy efficient operation" in the operating instructions.
Illuminated ring display
flashing red
flashing yellow
flashing yellow/red
flashing yellow/green
flashing green/red
flashing green (factory setting)
Thermometer
33