16 Decommissioning and disposal
WARNING!
Danger from chemical residue
There is normally chemical residue in the liquid
end and on the housing after operation. This
chemical residue could be hazardous to people.
–
It is essential that the safety information in the
"Storage, transport and unpacking" chapter is
read before shipping or transport.
– Thoroughly clean the liquid end and the
housing of chemicals and dirt. Pay attention to
the material safety data sheet for the feed
chemical.
WARNING!
Warning of hazardous feed chemical
Should a dangerous feed chemical be used: it may
escape from the hydraulic components when
working on the pump, material failure or incorrect
handling of the pump.
– Take appropriate protective measures before
working on the pump (e.g. safety glasses,
safety gloves, ...). Adhere to the material safety
data sheet for the feed chemical.
–
Drain and flush the liquid end before working
on the pump.
WARNING!
Fire hazard with flammable media
Only with flammable media: They can be ignited by
oxygen.
– The pump may not work if there is a mixture of
feed chemical with oxygen in the liquid end. A
specialist may need to take appropriate actions
(using inert gas, ...).
INFORMATION: Take into account the information in the “Storage,
transport and unpacking” chapter if the system is temporarily
decommissioned.
1. Disconnect the pump from the mains/power supply.
2. Depressurise the pump.
3. Drain the liquid end by turning the pump upside down and
allowing the feed chemical to run out.
4. Flush the liquid end and the dosing head with a suitable
medium.
Decommissioning
Draining the liquid end
Decommissioning and disposal
113
DosingPump.ir
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