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9. Operation
9.1 Switching on/off
Caution
Before switching on the pump, check that it is installed
correctly. See sections Installation and Start-up/shut-
down.
•
To start the pump, switch on the power supply.
•
To stop the pump, switch off the power supply.
Related information
6.1 General information on installation
8.1 Initial start-up/subsequent start-up
9.2 Setting the dosing capacity
3l
2l
1l
4l
3l
L
TM036466
Setting the dosing capacity
Pos.
Components
L
Stroke-length adjustment knob
1l
Cover
2l
Locking screw
3l
Screw
4l
Scale ring
9.2.1 Setting the dosing flow and locking the stroke-length
adjustment knob
1. Remove the cover (1l) from the stroke-length adjustment knob
(L).
2. Use a screwdriver to loosen the locking screw (2l) by
approximately 2 turns.
3. Increase or
reduce
the dosing flow while the pump is running.
• Slowly turn the stroke-length adjustment knob to the left or
right to set the desired dosing volume.
4. Depending on the application, tighten the locking screw (2l) so
that the stroke-length adjustment knob can still be turned/cannot
be turned any more.
5. Replace the cover (1l).
Caution
The pump cannot be operated if the stroke-length adjust-
ment knob is fully open! Depending on the pump adjust-
ment, this value may already be lower than 100 % on the
scale for system pressures higher than 100 bar.
Open the stroke-length adjustment knob completely and
then close by approx. 10 % in order to set the dosing flow
to 100 %.
9.3 Using the AR control unit (optional)
When using the AR control unit, observe the installation and
operating instructions for the "AR control unit" in addition to the
instructions in this manual.
9.4 Electric servomotor (optional)
To operate the servomotor, see the installation and operating
instructions for the servomotor.
9.5 Electronic preselection counter (optional)
To operate the preselection counter, see the installation and
operating instructions for the counter.
9.6 Electrically heated dosing head (optional)
To operate the temperature controller, see the installation and
operating instructions for the temperature controller.
34
English (GB)
Содержание DMH 25X
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