Choice of service function:
B To select a level 1 service function: press and hold
the key until the display shows - - B To select a level 2 service function: press and
hold the keys at the same time, and hold them until
the display appears = =
B Turn the service function
thermostat knob.
6.2.1 Using the Bosch Heatronic system
.
Service functions are divided into two levels: level 1
includes service functions up to 4.9, and level 2 includes
service functions from 5.0.
If several series pumps have been
installed (one after the other), a hydraulic
separation between them is required.
Individual adjustment
B The pump speed changes from the gearbox knob
FIG. 23 Control Overview
Fig. 22
6.1.3 Changing the pump operating curve
its terminals.
Note the positions of the
thermostat buttons and. After making
the adjustments, return the
thermostat knobs to their original
positions.
to choose a
.
20
Bosch Heatronic makes it possible to adjust, program and
check several functions of the boiler.
A detailed description can be found in the Service Notebook
of the service specialist.
This presentation summarizes the functions required for
commissioning.
i
i
3
5
4
2 1
6 720 610 332-30.1O
6.2 Setting parameters using the Bosch
Heatronic system
Domestic hot water thermostat knob
III
Pump operation curve for position I
H
Display
I
Mower key
Pumping height
Heating circuit thermostat knob
II
Pump flow
6 720 610 828 RO (02.01)
1
2
3
4 5
Pump operation curve for position II
Service key
Pump operation curve for position III
Q
!
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