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Table of Contents

1 Introduction and Safety............................................................................................................................................................. 2

1.1 Introduction.................................................................................................................................................................................. 2

1.2 Inexperienced users.................................................................................................................................................................... 2

1.3 Safety terminology and symbols................................................................................................................................................2

1.4 Spare parts....................................................................................................................................................................................2

2 Transportation and Storage.......................................................................................................................................................2

2.1 Inspect the delivery..................................................................................................................................................................... 2

2.2 Transportation guidelines...........................................................................................................................................................2

2.3 Storage guidelines.......................................................................................................................................................................3

3 Product Description...................................................................................................................................................................3

3.1 Pump design................................................................................................................................................................................ 3

3.2 Application limits......................................................................................................................................................................... 3

3.3 The data plate.............................................................................................................................................................................. 3

4 Installation.................................................................................................................................................................................3

4.1 Facility requirements................................................................................................................................................................... 3

4.1.1 Pump location...................................................................................................................................................................... 3

4.1.2 Piping requirements............................................................................................................................................................4

4.2 Electrical requirements............................................................................................................................................................... 4

4.3 Install the pump........................................................................................................................................................................... 4

4.3.1 Install the pump on a concrete foundation...................................................................................................................... 4

4.3.2 Electrical installation............................................................................................................................................................5

5 Commissioning, Startup, Operation, and Shutdown................................................................................................................. 5

5.1 Prime the pump........................................................................................................................................................................... 5

5.2 Check the rotation direction (three-phase motor)...................................................................................................................5

5.3 Start the pump..............................................................................................................................................................................5

6 Maintenance..............................................................................................................................................................................5

6.1 Service...........................................................................................................................................................................................6

6.2 Seal replacement......................................................................................................................................................................... 6

6.2.1 Disassembly..........................................................................................................................................................................6

6.2.2 Preassembly......................................................................................................................................................................... 9

6.2.3 Reassembly...........................................................................................................................................................................9

6.2.4 Torque values.....................................................................................................................................................................11

7 Troubleshooting.......................................................................................................................................................................11

7.1 Troubleshooting table.............................................................................................................................................................. 12

8 Product warranty.....................................................................................................................................................................12

Table of Contents

Model e-HM Installation, Operation, and Maintenance Manual 1