6 Commissioning/Start-up/Shutdown
44 of 80
Vitacast / Vitacast Bloc
The pump (set) is removed from the pipe and stored
ü
The pump has been properly drained.
ü
The safety instructions for dismantling the pump have been observed.
(
1. Spray-coat the inside wall of the pump casing and, in particular, the impeller
clearance areas with a preservative.
2. Spray the preservative through the suction nozzle and discharge nozzle.
It is advisable to then close the pump nozzles (e.g. with plastic caps).
3. Oil or grease all exposed machined parts and surfaces of the pump (with
silicone-free oil or grease, food-approved if required) to protect them against
corrosion.
Observe the additional instructions on preservation. (
If the pump set is to be stored temporarily, only preserve the wetted components
made of low-alloy materials. Commercially available preservatives (food-approved, if
required) can be used for this purpose. Observe the manufacturer's instructions for
application/removal.
Observe any additional instructions and information provided. (
6.4 Returning to service
For returning the equipment to service, observe the sections on commissioning/start-
up (
Section 6.1, Page 34) and the operating limits .
In addition, carry out all servicing/maintenance operations before returning the
pump (set) to service.
WARNING
Failure to re-install or re-activate protective devices
Risk of injury from moving parts or escaping fluid!
▷
As soon as the work is completed, re-install and re-activate any safety-relevant
devices and protective devices.
NOTE
If the equipment has been out of service for more than one year, replace all
elastomer seals before returning the equipment to service.
Verify that the type of the new elastomers (material, certification) corresponds with
that of the previous ones.
