5 Installation at Site
25 of 76
EtaLine Pro
1168.87/01-EN
CAUTION
Welding beads, scale and other impurities in the piping
Damage to the pump!
▷
Remove any impurities from the piping.
▷
If necessary, install a filter.
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Observe the information in (
1. Thoroughly clean, flush and blow through all vessels, pipelines and connections
(especially of new installations).
2. Before installing the pump in the piping, remove the flange covers on the
suction and discharge nozzles of the pump.
3. Check that the inside of the pump is free from any foreign objects. Remove any
foreign objects.
4. If required, install a filter in the piping (see figure: Filter in the piping).
1
2
Fig. 11:
Filter in the piping
1
Differential pressure gauge
2
Filter
NOTE
Use a filter with laid-in wire mesh (mesh width 0.5 mm, wire diameter 0.25 mm) of
corrosion-resistant material.
Use a filter with a filter area three times the cross-section of the piping.
Conical filters have proved suitable.
5. Connect the pump nozzles to the piping.
CAUTION
Aggressive flushing liquid and pickling agent
Damage to the pump!
▷
Match the cleaning operation mode and duration of flushing and pickling to
the casing materials and seal materials used.
