KSB SE & Co. KGaA Standardised Water Pump ETN 125-100-200

Gland Follower and Casing Cover Removal

Undo nuts 920.02 at the gland follower and loosen gland follower 452

Undo nuts 920.15 at casing cover 161

Remove gland follower 452 from casing cover 161 and remove the packing

Remove packing rings 461 and lantern ring 458, if any

Note on pump sets with spacer-type couplings

Disconnect the motor from the power supply

Unbolt the motor from the baseplate

Shift the motor to separate it from the pump

Verify notes and steps from Section 7.4.1 to Section 7.4.6 have been observed/carried out

Place the bearing bracket in a clean and level assembly area

Undo the grub screw in the coupling hub

Pull the coupling hub off shaft 210 with a special puller

Remove pump-end bearing cover 360.01 and drive-end bearing cover 360.02

Remove hexagon head bolts 901.01 and 901.02 as well as gaskets 400.01 and 400.02

Press shaft 210 out of the shaft seat

Suspend or support the bearing bracket at the pump end to prevent tipping over

Back Pull-Out Unit Removal Steps

Is the bearing bracket 330 suspended or supported to prevent tipping over?

Unbolt support foot 183 from the baseplate

Undo hexagon nut 920.01 at the volute casing

Select the type of forcing screws used to remove the back pull-out unit

Remove the back pull-out unit completely out of the volute casing

Remove and dispose of joint ring 400.10

Ensure only qualified personnel perform work on the pump set.

Allow the pump set to cool down to ambient temperature.

Use suitable transport devices and lifting equipment for heavy components.

Properly shut down the pump set.

Close the shut-off elements in suction and discharge line.

Drain the pump and release the pump pressure.

Close any auxiliary connections.