7 Servicing/Maintenance
52 of 96
Sewatec
7.4.2 Preparations for dismantling
DANGER
Insufficient preparation of work on the pump (set)
Risk of injury!
▷ Properly shut down the pump set.
▷ Close the shut-off elements in the suction line and discharge line.
▷ Drain the pump and release the pump pressure.
▷ Shut off any auxiliary feed lines.
▷ Allow the pump set to cool down to ambient temperature.
WARNING
Components with sharp edges
Risk of cutting or shearing injuries!
▷ Always use appropriate caution for installation and dismantling work.
▷ Wear work gloves.
NOTE
The pump casing can remain installed in the piping for further dismantling.
1. Disconnect the power supply (e.g. at the motor).
2. Disconnect and remove all auxiliary pipework.
3. Remove coupling guard 681.
4. Remove the coupling spacer of coupling 848, if any.
5. Drain the oil .
7.4.3 Separating the pump from the piping
The pump can be dismantled without removing the pump casing from the pipeline.
Exception: When removing or re-fitting a casing wear ring or wear plate.
DANGER
Insufficient preparation of work on the pump (set)
Risk of injury!
▷ Properly shut down the pump set.
▷ Close the shut-off elements in the suction line and discharge line.
▷ Drain the pump and release the pump pressure.
▷ Shut off any auxiliary feed lines.
▷ Allow the pump set to cool down to ambient temperature.
NOTE
After the pump set has been dismantled, the suction casing should be cleaned with
water. Suitable protective clothing is recommended.
To Next Page
Loading...
