KRAL KV - 10.5 Recommissioning

10 Operation
10.5 Recommissioning
WARNING
Risk of injury through emitted pumped liquid.
Pumped liquids can be hot, poisonous, combustible and caustic.
► Wear personal protective clothing during all the work. Ensure face protection.
► Collect any discharging pumped liquid safely and dispose of it in an environmentally compatible
manner in accordance with the applicable local regulations.
ATTENTION
Damage to equipment through excessively fast temperature change.
► Subject the pump only to slow temperature changes.
► Under no circumstances heat the pump with an open flame.
Carry out the following measures during operation interruptions:
Scope of the operation interruption Measure
o Shutting down the pump for longer period Depending on the pumped liquid
o Draining the pump Close the pressure-side and suction-side shut-off
devices.
o Dismantling the pump Disconnect the motors from the power supply
and secure against being switched back on.
o Storing the pump Observe measures for storing and preservation
Ä Transportation, storage,Page12.
Tab.7: Measures during operation interruptions
Behaviour of the pumped
liquid
Duration of the operation interruption
Short Long
o Solids sediment Rinse the pump. Rinse the pump.
o Congealed/frozen
o No corrosive burden
Heat or drain the pump. Drain the pump.
o Congealed/frozen
o Corrosive burden
Heat or drain the pump. 1. Drain the pump.
2. Preserve the pump.
o Remains liquid
o No corrosive burden
– –
o Remains liquid
o Corrosive burden
–
1. Drain the pump.
2. Preserve the pump.
Tab.8: Measures depending on the behaviour of the pumped liquid
Drain the pump via the pressure line, suction line, vent screws and screw plugs.
10.5 Recommissioning
10.5.1 Recommissioning the pump
Carry out all the steps as for the commissioning process, Ä Commissioning,Page20.
Operating instructions
OIK 09en-GB Edition 2019-11
27