To check or change parameters settings, proceed as follows:
1. Press the OK button for 3 seconds. The display shows ‘P0’.
2. Press the OK button for 3 seconds again. The display shows ‘on’ shortly
followed by ‘P0’.
3. Press the Scroll button up or down to select another parameter.
4. Press the OK button if you want to change the selected parameter.
5. Adjust the value if desired / possible with the + or - button (DHW button).
6. Briefly press the OK button to confirm the new setting.
7. The display shows the selected parameter again.
8. Press the ESC button until the default display is shown again.
9. If during 8 minutes no button is used, the default display is automatically
shown on the screen.
PAR
FACTORY
SETTING
DESCRIPTION RANGE
PO 1 1. CH Tmax: 80°C; Gradient: 5; Heating line 24
2. CH Tmax: 70°C; Gradient: 5; Heating line 19
3. CH Tmax: 60°C; Gradient: 4; Heating line 15
4. CH Tmax: 50°C; Gradient: 3; Heating line 11
1 - 4
P1 Max Maximum power CH in %
Can only be reduced. 0 = low load
0 - max
P2 Max Pump, max. percentage XX - 100%
P3 Min Pump, min. percentage Min - XX / XX*
P4 0% Correction factor fan speed. DO NOT CHANGE!
P5
5 (NG)
0 (LPG)
Gradient speed CH 0 - 15 (0 = o)
P6 24 Heating line CH-water temperature (see also heating line graph on page 21) 1 - 30
P7 25 Summer-eco temperature (only when outside sensor is connected)
Heating program switch o at set outside temperature
8 - 30
P8 2 Boiler type. DO NOT CHANGE!
1 = Natural gas fired boiler, 2 = Boiler with flue non-return
valve, 3 = Propane gas fired boiler
1 - 3
P9 0 Service-parameter. DO NOT CHANGE!
Boiler parameters
*Depending on connected type of boiler control.
19
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