Disposal - ProMinent Hydro 2 Series Operating Instructions Manual

Decommissioning and disposal
12.2

Disposal

74
CAUTION!
Warning of feed chemical spraying around
Feed chemical can spray out of the hydraulic compo‐
nents if they are manipulated or opened due to pressure
in the liquid end and adjacent parts of the system.
– Disconnect the pump from the mains power supply
and ensure that it cannot be switched on again by
unauthorised persons.
– Depressurise the system before commencing any
work on hydraulic parts.
CAUTION!
Danger of damage to the device
The device may be damaged by incorrect and improper
storage and transport.
– Take into account the information in the "Storage,
Transport and Unpacking" chapter if the system is
decommissioned for a temporary period.
Personnel:
n
1. Disconnect the pump from the mains.
2. Depressurise and bleed the hydraulic system around the pump.
3. Flush the liquid end with a suitable medium - observe the material
safety data sheet! Flush the dosing head thoroughly when using
hazardous feed chemicals!
4. Drain the hydraulic oil - refer to the "Maintenance" chapter.
5. Thoroughly clean the liquid end and the housing of chemicals and
dirt.
6. Possible additional work - refer to the "Storage, transport and
unpacking" chapter.
Personnel:
n
WARNING!
Danger due to spring tension
There is a spring under high tension between the dia‐
phragm and the diaphragm mounting plate.
– Wear safety glasses.
WARNING!
Danger due to spring tension
There is a spring under high tension below the hydraulic
cap under the diaphragm mounting plate.
– Only remove the hydraulic cap in line with the
"Hydro repair and configuration instructions."
Technical personnel
Technical personnel