27
GB
• Signal display
• LED is lit up in green in normal operation
• LED lights up/flashes in case of a fault
(see chapter 10.1)
• Display of selected control mode
Δ
p-v,
Δ
p-c
and constant speed
• Display of selected pump curve (I, II, III)
within the control mode
• LED indicator combinations during the pump
venting function, manual restart and key lock
Indicator lights (LEDs)
Operating button
Press
• Select control mode
• Select pump curve (I, II, III)
within the control mode
Press and hold
• Activate the pump venting function
(press for 3 seconds)
• Activate manual restart (press for 5 seconds)
• Lock/unlock button (press for 8 seconds)
