Displaying / Modifying Control Parameters - Wolf CGU-2-18 Installation And Maintenance Instructions Manual

The control parameters can only be modified or displayed via Wolf control accessories with eBUS
capability. For installation and procedures, check the operating instructions of the relevant accessories.
BM programming module
L.h. rotary selector
Program selection
Info key Single cylinder
heating key
Parameter overview / setting report
Column 1 settings apply to control accessories ART, AWT
Column 2 settings apply to Wolf control system with BM programming module
(Setting and function of the most important functions on the following pages, further description,
see BM installation instructions.)
Parameters
Column 1 Column 2
HG00
GB05 A09
GB01 HG01
HG02
HG03
GB04 HG04
GB06 HG06
GB07 HG07
GB08 HG08
GB09 HG09
HG10
HG11
HG12
HG13
HG14
HG15
HG20
HG21
HG23
HG25
HG70
HG80-89
* To prevent damage to the boiler TK min must be set > 40 °C
22

Displaying / modifying control parameters

with Wolf control accessories
Display R.h. rotary selector
Temperature selection
Heating key Setback key
Adjusting flue lengths
Frost protection limit
Burner switching differential
Lower burner output heating
Upper burner output DHW
Upper burner output heating
Pump operating mode
Boiler circuit pump run-on time
Maximum boiler temperature, heating
Burner cycle block
eBUS address (display only)
DHW quick start temperature
Gas type, 1=natural gas 0=LPG
Programmable input E1
Programmable output A1
Cylinder hysteresis
Max. cylinder heating time
Minimum boiler water temperature TK-min >40 °C*
Maximum DHW temperature
Boiler overtemperature during DHW cylinder heating
Manifold sensor (display only)
Fault history
Modifications must only be carried out by
Note
a recognised heating contractor or by the
Wolf customer service
To prevent damage to the heating
system, cancel night setback when
outside temperatures fall below -12 °C. If
this rule is not observed, ice may form on
the flue outlet which may cause injury to
individuals or material losses.
Setting range Factory setting Individual settings
1 to 5
-20 to +10 °C
5 to 25 K
1 to 100%
1 to 100% 100%
1 to 100% 100%
0 to 2
0 to 30 min 1 min
40 to 90 °C
1 to 30 min 7 min
1 to 4
10 to 60 °C
0 to 1
1 to 11
0 to 15
1 to 30 K
0 to 5 h
20 to 60 °C
60 to 80 °C
0 to 40 K
.
4
+2 °C
8 K
1%
0
80 °C
1
10 °C
1
1
6
5 K
2 h
40 °C
65 °C
20 K
3062347_0309