2
Service Functions
GB012 - 25K
5
2.3
Service Function Overview
2.3.1
1. Service Level
Operation
Change or query of a service function :
B
Press
mode
, “
+
”
and “
-
”
button for 5 second. The service
function will be shown on Display (e.g. 1.2.C).
B
Select the desired/requested service code with “
+
” or “
-
”
button.
B
Press
mode
button again (for entering).
After that you will see the selected (default) value on
Display.
Changing / Adjustment of Value:
B
Change the values with “
+
” or “
-
” button.
Storage/Save of Value :
B
Press
mode
button until
[ ]
symbol will be shown on
Display.
Exit from Service Level :
B
For the exit from service level press the
mode
, “
+
”
and “
-
”
button for 5 second or Stand by button.
The flow temperature will be shown again on display.
1. Level
Service Code
Description
Range
Initial (Factory
setting)
1.2.C
Automatical Air Purging (0 = offý, 1= active ) Total time : 2 min.
and 20 sec on/off intervall
0 - 1
0
1.2.F
Operating Mode : (0 = Normal, 3= min. output, 4 = max. output)
0, 3 , 4
0
1.3.b
Burner Anticycling
1 - 10 min.
3 min.
1.3.C
Burner start hysterisis (for flow temp. NTC)
0 - 10 K
5 K
1.5.b
Fan overrun
1 - 18 (x10) sec.
3 (=30 sec.)
1.6.A
Last failure on memory
00 - FF
-
1.6.d
Display actual water flow rate by turbine ( l/min. )
0 - 99
1.7.A
LCD Backligth (1 = on, 0 = off)
0 - 1
1
Tab. 2
1. level service functions
