Heatronic boiler control settings
Greenstar FS/Combi FS – 6 720 810 590 (2020/04)
56
11 Heatronic boiler control settings
11.1 Guideline to service functions
The Heatronic allows easy setting and testing of many appliance
functions.
For an overview of the service functions, Next section.
Fig. 70 Overview of the controls
[1] Emissions test button
[2] Service button
[3] Display
[4] ECO button, service functions “up”
[5] Key-pad lock, service functions “down”
Selecting a service function
The service functions are subdivided into two levels: The 1st level
includes service functions up to 0.E, the 2nd level includes service
functions starting with 8.A.
▶ Press and hold the service button ! until it illuminates.
The display shows a code such as 1.A (first service level).
▶ Repeatedly press the key pad lock button or ECO button to scroll to
the desired service function.
▶ Press and release the emissions test button C.
The emissions test button will light up and the display shows the
setting for the selected service function.
Adjust value
▶ Repeatedly press the key pad lock button or ECO button to adjust the
value up or down.
▶ Record the value in the commissioning log (Chapter 18).
Saving the value
▶ Press and hold the emissions test button C until the display
shows (value saved).
The unit automatically exits the service level if no button is pressed for
15 minutes.
Exiting the service function without saving values
▶ Briefly press the emissions test button C.
The light of the emissions test button C will go out.
Restoring factory settings
In order to reset all values for the service levels 1 and 2 to the factory
setting:
▶ Press and hold the service button until it illuminates. The display
shows a code such as 1.A (first service level). Press the ECO button
and key pad lock button simultaneously until the code 8.A appears
(second service level).
▶ On the second service level, select the service function 8.E and value
00. The appliance restarts with the default settings.
11.2 Overview of service functions
11.2.1 First service level
Press and hold the service button ! until it lights up)
Table 30 Service functions, 1st level
max
1
2
3
4
e
6
max
1
2
3
4
5
6
1
2
3
4
5
6 720 641 933-52.1O
reset
eco
min
Display Service function Page
1.A Maximum space heating output 57
1.b Maximum DHW output 57
1.E Pump mode for space heating operation 57
1.F Pump mode 57
2.A Heating circuit pump lockout time 57
2.b Maximum supply temperature 58
2.C Purging function 58
2.d Thermal disinfection 58
2.F Operating mode 58
3.A Automatic anti-cycle function 58
3.b Set anti-cycle time 58
3.C Switching differential (hysteresis) 58
3.d Minimum output (heating and DHW) 59
3.E Cycle time, keeping DHW hot 59
3.F Constant DHW period 59
4.b Maximum heat exchanger temperature 59
4.d Audible fault warning tone 59
4.E Appliance type 59
4.F Condensate trap filling sequence 59
5.A Reset inspection interval 59
5.b Fan post purge time 59
5.E Functionality of black plug in boiler junction box 59
5.F Set inspection interval 60
6.A Display the latest fault code 60
6.b Room temperature control, current voltage,
terminal 2
60
6.C Supply temperature required by weather
compensation control
60
6.d Current DHW turbine flow rate 60
7.A Indicator lamp for burner operation / faults 60
7.b 3-way valve in center position 60
7.d Connecting an external supply or low-loss header
temperature sensor
60
7.E Building drying function 60
0.A Do not use this setting! 60
0.d Altitude adjustment 60
0.E Metric or US customary units 61
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