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Start-up
6.4
Bleeding the metering pump and product lines
ENVIRONMENT!
Chemicals can harm the environment.
To prevent damage to the environment by chemicals, liquids drawn off during
bleeding and calibration must be disposed of properly.
Instructions for collection and disposal can always be found in the
data sheet provided with the chemical.
Air bubbles in the diaphragm metering pump and product suction lines lead to incorrect
metering results. To ensure correct metering, the diaphragm metering pump and the
product suction lines must be bled.
Requirements:
n
installation work has been completed.
n
The controller is connected according to the operator's specifications.
n
Operating media (water, chemicals for metering) are available.
Fig. 16: Bleeding the ULTRAX Cube
1.
Remove the splash guard.
on page 63
2.
Connect a clear drain hose to the sampling port
container of sufficient size.
3.
Set the rotary handle on the sampling tap
4.
Switch on the main switch on the control cabinet.
5.
In manual mode, actuate all connected product valves on the product-side solenoid
valve block one after the other until the dosing product exits through the sampling
line without bubbles.
ð The diaphragm metering pump
6.
Dispose of the removed fluids properly.
MAN053089 Rev. 1-11.2023
1
2
3
5
4
Ä Chapter 8.2 'Removing the splash guard'
54
Sampling tap
1
Sampling port
2
Solenoid valve block (product side)
3
Solenoid valve for flushing with water
4
Diaphragm metering pump
5
and place the other end in a
2
to the horizontal position.
1
is also automatically actuated.
5
Ä safety
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