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5.1 Preparations for Operation
5.2 Start Up
CAUTION!
Damage is possible to the pump
Do not allow the pump to run dry.
We recommend that low flow contact devices in
the form of flow monitors, contact manometers, dif‐
ferential pressure switches or level controls, are
installed.
Fig. 9: Label on the pump: "It is essential that the pump is filled
with liquid before the start of operation. Note the operating regula‐
tions."
1.
Use a suitable liquid to fill the pump housing and the suction
line, noting the material safety data sheet for the feed chem‐
ical.
2.
Check that all connector threads are tight.
3.
Open all suction-side shut-off valves.
NOTICE!
Contamination/metal particles
Protect the pump from coarse dirt and magnetis‐
able metal particles in the feed chemical.
As the operator, put in place appropriate measures
and processes to ensure that no dirt/metal parti‐
cles enter the pump.
1.
Switch on the motor.
2.
Immediately check the direction of rotation of the motor by
switching it on and off as follows.
ð The direction of rotation must match the directional arrow.
Start Up/Decommissioning
A2455
19
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