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5 Commissioning/operation
WARNING: Depending on the pump or the system
operating conditions (fluid temperature), the entire
pump can become very hot. There is a risk of burns
upon coming into contact with the pump!
Commissioning by qualified personnel only!
5.1
Venting
• Fill and vent the system appropriately.
• The pump rotor space vents automatically after a short time
in operation. This may cause noises. If necessary, switch
off and on again repeatedly to speed up the venting
process. The pump will not be harmed by dry running for
short periods.
5.2
Setting the control mode
Selecting the control mode
The control modes and corresponding characteristic curves
are shown on the LED display in clockwise succession.
LED display
1.
40
Press the operating button briefly
(approx. 1 second).
The LEDs display the set control mode and
characteristic curve.
The following demonstrates the display of the
possible settings (example: constant speed /
characteristic curve III):
Control mode
Constant speed
Characteristic
curve
II
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