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Typical cross section, Remove the seal assembly for all sizes – Xylem P2000799B Series e-90 Close-Coupled In-Line Centrifugal Pumps User Manual

Page 18

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WARNING:
Make certain that the internal pressure is relieved before you continue.
Failure to follow these instructions can result in serious personal injury
and/or property damage.

11. Remove the volute capscrews and remove the pump assembly from the volute.

Typical cross section

1

6

5

10

7

8

2

13

9

4

12

11

6

10

3

1. Shaft

8. Volute

2. Slinger

9. Motor capscrew

3. Bracket coverplate

10. Gauge tapping

4. Volute capscrew

11. Suction

5. Discharge

12. Volute gasket

6. Companion flange

13. Seal assembly

7. Impeller

Figure 2: Typical cross section

Remove the seal assembly for all sizes

1. Remove the motor assembly from the system.
2. Remove the plug or cover from the motor rear end plate. This will allow access to the

end of the motor shaft. A slot or wrench flats are provided on the end of the shaft to
retain the shaft during assembly and disassembly.

3. Using a large screwdriver or an end wrench to hold the shaft and a strap wrench on

the impeller, turn the impeller counterclockwise to remove it from the motor shaft.
The impeller is held in place with Loctite and torque.

Maintenance

16

Series e-90 Close-Coupled In-Line Centrifugal Pumps Installation, Operation, and Maintenance Manual