ProMinent Makro/ 5 Operating Instructions Manual page 49

Final decommissioning
Temporary decommissioning
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 pres‐
sure 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.
WARNING!
Hot oil and hot components
The hydraulic oil and the hydraulic end may become
very hot when the pump is exposed to heavy loading.
– Allow the pump to cool before starting work.
CAUTION!
Danger of damage to the device
The device can be damaged by incorrect and improper
storage or transportation.
– 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 power supply.
2. Depressurise and bleed the hydraulic system around the
pump.
3. Flush the liquid end with a suitable medium - Observe the
safety data sheet! Flush the dosing head thoroughly when
using hazardous feed chemicals!
4. Drain the gear oil - refer to the chapter entitled "Mainte‐
nance".
5. Thoroughly clean the liquid end and the housing of chemicals
and dirt.
6. Possible additional work - see chapter "Storage, Transport
and Unpacking".
In addition:
1. Place the caps on the valves.
2. Push the caps into place on the tube nozzles.
Decommissioning and disposal
Technical personnel
49