For any work on the motor, observe the instructions of the relevant motor
manufacturer.
For dismantling and reassembly observe the exploded view and the general assembly
drawing.
NOTE
All maintenance, service and installation work can be carried out by KSB Service. Find
your contact in the attached "Addresses" booklet or on the Internet at www.ksb.com/
contact".
DANGER
Insufficient preparation of work on the pump (set)
Risk of personal injury!
▷ Properly shut down the pump set.
▷ Close the shut-off elements in the suction and discharge line.
▷ Drain the pump and release the pump pressure. (⇨ Section 7.3 Page 50)
▷ Close any auxiliary connections.
▷ Allow the pump set to cool down to ambient temperature.
NOTE
After a prolonged period of operation the individual parts may be hard to pull off the
shaft. If this is the case, use a brand name penetrating agent and/or - if possible - an
appropriate pull-off device.
7.4.2 Preparing the pump set
1. Disconnect the power supply (e.g. at the motor).
2.
Disconnect and remove any auxiliary pipework.
3. Remove the coupling/belt guard.
4. Remove the coupling spacer, if any.
5. Drain the oil fill of oil-lubricated models. (⇨ Section 7.2.3.1.4 Page 49).
7.4.3 Dismantling the motor
WARNING
Motor tipping over
Risk of squashing hands and feet!
▷ Suspend or support the motor to prevent it from tipping over.
Model wit h c o upling
NOTE
For pump sets with spacer-type couplings, the back pull-out unit can be removed while
the motor remains screwed to the baseplate.
✓ The notes and steps stated in (⇨ Section 7.4.1 Page 50) to (⇨ Section 7.4.2 Page
51) have been observed/carried out.
1.
Disconnect the motor from the power supply.
2. Undo the screwed connection of the coupling.
3. Unbolt the motor from the baseplate.
4. Shift the motor to separate it from the pump.
Models wi t h b elt drive
1. Disconnect the motor from the power supply.
7 Servicing/Maintenance
KWP
51 of 78
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