6 Commissioning/Start-up/Shutdown
34 of 72
HPK
6 Commissioning/Start-up/Shutdown
6.1 Shutdown/storage/preservation
6.1.1 Measures to be taken for shutdown
The pump (set) remains installed
ü
Sufficient fluid is supplied for the operation check run of the pump.
1.
Start up the pump (set) regularly between once a month and once every three
months for approximately five minutes during prolonged shutdown periods.
This will prevent the formation of deposits within the pump and the pump
intake area.
The pump (set) is removed from the pipe and stored
ü
The pump has been properly drained
(
ð
Section 7.3, Page 50)
and the safety
instructions for dismantling the pump have been observed.
(
ð
Section 7.4.1, Page 50)
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 and discharge nozzles.
It is advisable to then close the pump nozzles (e.g. with plastic caps or similar).
3.
Oil or grease all exposed machined parts and surfaces of the pump (with
silicone-free oil and grease, food-approved if required) to protect them against
corrosion.
Observe the additional instructions
(
ð
Section 3.3, Page 15)
.
If the pump set is to be stored temporarily, only preserve the wetted components
made of low-alloy materials. Commercially available preservatives can be used for
this purpose. Observe the manufacturer's instructions for application/removal.
Observe any additional instructions and information provided.
(
ð
Section 3, Page 14)
6.2 Operating limits
DANGER
Non-compliance with operating limits for pressure, temperature, fluid handled and
speed
Explosion hazard!
Hot or toxic fluid could escape!
▷
Comply with the operating data indicated in the data sheet.
▷
Never use the pump for handling fluids it is not designed for.
▷
Avoid prolonged operation against a closed shut-off element.
▷
Never operate the pump at temperatures, pressures or rotational speeds
exceeding those specified in the data sheet or on the name plate unless the
written consent of the manufacturer has been obtained.
6.2.1 Ambient temperature
CAUTION
Operation outside the permissible ambient temperature
Damage to the pump (set)!
▷
Observe the specified limits for permissible ambient temperatures.
Observe the following parameters and values during operation:
Summary of Contents for HPK
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