Service Function Adjustment; Service Function; Overview Service Function - Bosch Condens 2000 W Service Manual

4 | Service Function Adjustment

2 Service Function Adjustment
2.1

Service Function

Service functions are in divided in 2 level :
• 1. Level (see page 4)
• 2. Level (see page 5)
2.2

Overview Service Function

2.2.1 1. Service Level
Operation
Change or query of a service function :
B Press 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 button again (for entering).
After that you will see the selected (default) value on Dis-
play.
1. Level
Service Code
1.2.C Automatical Air Purging (0 = offý, 1= active ) Total time : 2 min.
and 20 sec on/off intervall
1.2.F Operating Mode : (0 = Normal, 3= min. output, 4 = max. output)
1.3.b Burner Anticycling
1.3.C Burner start hysterisis (for flow temp. NTC)
1.5.b Fan overrun
1.6.A Last failure on memory
1.6.d Display actual water flow rate by turbine ( l/min. )
1.7.A Operating LED (1 = on, 0 = 30 off after 30 sec.)
Tab. 1 1. level service functions
Fig. 1
1
2
3
4
5
Changing / Adjustment of Value:
B Change the values with "+" or "-" button.
Storage/Save of Value :
B Press
Exit from Service Level :
B For the exit from service level press the
button.
The flow temperature will be shown again on display.
Description
1
5 4
Stand by (On/off) Button
„Up (+)" Button
„Down (-)" Button
Temparature Display (°C)
Service Button
button until [ ] symbol will be shown on Display.
Range
0 - 1
0, 3 , 4
1 - 10 min.
0 - 10 K
1 - 18 (x10) sec.
00 - FF
0 - 99
0 - 1
2
2
3
1
0 4
bar
3
6 720 644 501-07.1O
or Stand by
Initial (Factory
setting)
0
0
3 min.
5 K
3 (=30 sec.)
-
1