Shutdown/Storage/Preservation; Measures To Be Taken For Shutdown; Returning To Service - Delta V3 Installation And Operating Manual

6.3 Shutdown/storage/preservation

6.3.1 Measures to be taken for shutdown
1. Unplug the system from the electric mains.
2. Wait for the pump to cool down (at least 10 minutes) before removing it
from the tank.
3. Separate the pump from the discharge line.
4. Unscrew the connection socket at the discharge nozzle and remove the
swing check valve.
5. Clean the pump and its add-on parts under a water jet.
– Point the water jet into the discharge nozzle.
– Remove the swing check valve and point the water jet into the opening.
6. Allow the parts to dry.
7. Re-install the connection socket and the swing check valve. Observe the
assembly sequence.
8. Store the pump vertically in a dry, dark and frost-proof room.
NOTE
6.4 Returning to service
( Section 5, Page 16)
 
Delta V3, V4, V6 Submersible Pump
6 Commissioning / Start-up / Shutdown
Special preservation measures are not required.
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