Grundfos AR - Service Level; Modifying Switch Assignments

English (GB)
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8.8 Service level
Open the service level to modify the switch assignments of the
electronics.
8.8.1 Modifying the switch assignment
The service level can only be accessed when the power supply is
being switched on.
1. Simultaneously press the "Menu/Info" and "Down" buttons,
and hold them down.
2. Switch on the power supply.
– The LED lights up green for approximately 3 seconds and
turns yellow.
3. Release the "Menu/Info" and "Down" buttons.
4. Press the "Start/Stop" button.
5. Press the "Up" button.
– "Func" appears in the display.
6. Press the "Menu/Info" button.
– The service level is opened.
Fig. 31 Service level
1. Navigate in the service level by repeatedly pressing the
"Menu/Info" button.
2. Use the "Up" and "Down" buttons to modify the switch
assignment in the relevant menu.
3. Press the "Start/Stop" button
– to confirm the new settings
– to exit the service level
– to open the first function level.
Note
You are modifying the default settings of your AR
control unit. They will therefore differ from the
technical data.
TM03 6376 4506
Up
Stop
Start
Menu
Down
+
Stop
Start
Menu
Pump not connected to power supply
Keep pressed when switching on
LED first lights up green, then yellow
Switch the power supply off and on again
to save the settings
(or 30 seconds without button pressed)
1: relay function (stroke/pre-empty signal selection)
2: remote off, NO/NC input
3: pre-empty signal, NO/NC input
4: empty signal, NO/NC input
5: error signal, NO/NC output
6: relay output, NO/NC (stroke signal/pre-empty signal)
7: hall sensor on/off
8: locking "run" on/off
Service level
Note
If no button is pressed for approximately 30 seconds,
the service level is exited and the first function level
is opened.