Xylem GOULDS e-HM Series Installation, Operation And Maintenance Manual Download Page 3

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

Summary of Contents for GOULDS e-HM Series

Page 1: ...Installation Operation and Maintenance Manual Model e HM ...

Page 2: ......

Page 3: ...mp 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 ...

Page 4: ...e indicated by a specific symbol that replaces the typical hazard level symbols CAUTION Description of user and installer symbols Specific information for personnel in charge of installing the product in the system plumbing and or electrical aspects or in charge of maintenance Specific information for users of the product 1 4 Spare parts WARNING Only use original spare parts to replace any worn or fa...

Page 5: ...data plate lists key product specifications 1 Goulds Water Technology Catalog Number 2 Capacity range 3 TDH range 4 Rated speed 5 Rated horsepower 6 Maximum operating pressure 7 Maximum fluid temperature 8 Pump serial number IMQ or other marks for electric pump only Unless otherwise specified for products with a mark of electrical relat ed safety approval the approval refers exclusively to the electr...

Page 6: ...short circuit protection device A main disconnect switch The electrical control panel checklist NOTICE The control panel must match the ratings of the electric pump Improp er combinations could fail to guarantee the protection of the motor Check that the following requirements are met The control panel must protect the motor against overload and short circuit Install the correct overload protectio...

Page 7: ... few seconds Do not expose an idle pump to freezing conditions Drain all liq uid that is inside the pump Failure to do so can cause liquid to freeze and damage the pump The sum of the pressure on the suction side water mains gravity tank and the maximum pressure that is delivered by the pump must not exceed the maximum working pressure that is allowed nominal pressure PN for the pump Do not use th...

Page 8: ...ing routine maintenance or service 6 2 Seal replacement 1 Close all necessary suction and discharge valves 2 Remove the lower drain plug and the upper vent plug to drain the liquid from the pump 6 2 1 Disassembly 1 Remove two motor fan cover screws and remove motor fan cover 2 Remove motor fan using two small flat bars or two large screwdriv ers 3 Lock shaft with a screwdriver or a soft jaw vice 4 ...

Page 9: ...ler spacer 10 Remove impeller 11 For non bearing stage remove diffuser 12 Remove impeller spacer 13 For bearing stages use steps 15 17 a Remove bearing washer b Remove diffuser 6 Maintenance Model e HM Installation Operation and Maintenance Manual 7 ...

Page 10: ...hrough c for all intermediate stages 14 Remove last stage diffuser 15 Remove impeller spacer 16 Remove impeller 17 Remove seal spacer 18 Remove rotating seal 6 Maintenance 8 Model e HM Installation Operation and Maintenance Manual ...

Page 11: ... Install new sleeve O ring on suction end Sleeve design 4 Install new sleeve O ring on motor end Sleeve design 6 2 3 Reassembly 1 Inspect and clean the inside the pump casing and inside bore of seal housing removing any debris 2 Lubricate ID of seal housing and ID of seal with water or P 80 3 Remove new rotating and stationary seal elements from packag ing inspect for damage and clean with water 6...

Page 12: ... materials can cause the seal to leak 5 Install seal housing 6 Rotate the rotary portion of the mechanical seal on the pump shaft until it locks and you are unable to turn freely If you are unable to turn initially the seal is seated properly 7 Install seal spacer 8 Install impeller 9 Install last stage diffuser 10 Install impeller spacer 11 Install impeller 12 Install impeller spacer 13 Install d...

Page 13: ...ing fins and install two cover screws 6 2 4 Torque values P Pump size Tie rod nuts Vent drain plug 1 5SV 22 lbs ft 30 N m 15 lbs ft 20 N m 10 22SV 37 lbs ft 50 N m 15 lbs ft 20 N m 33 125SV 44 lbs ft 60 N m 29 lbs ft 40 N m Casing bolts tie rods One piece pump body 1 3 5HM 11 ft lb Sleeved Units 1 3 5HM 10 ft lb Sleeved Units 10 15 22HM 18 5 ft lb Impeller screw One piece pump body 1 3 5HM 6 ft lb ...

Page 14: ...y Seller In any case of products not manufactured by Seller there is no warranty from Seller however Seller will extend to Buyer any warranty received from Seller s supplier of such products THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ANY AND ALL OTHER EXPRESS OR IMPLIED WARRANTIES GUARANTEES CONDITIONS OR TERMS OF WHATEVER NATURE RELATING TO THE GOODS PROVIDED HEREUNDER INCLUDING WITHOUT L...

Page 15: ... BUSINESS LOSS OF PRODUCTION LOSS OF OP PORTUNITY OR LOSS OF REPUTATION Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you Some states do not allow the exclusion or limitation of incidental or consequential damag es so the above exclusions may not apply to you This warranty gives you specific legal rights and you may also have oth...

Page 16: ... and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications expertise backed by a legacy of innovation F For more information on how Xylem can help you go to xyleminc com Xylem Inc 2881 East Bayard Street Suite A Seneca Falls NY 13148 USA Tel 866 325 4210 Fax 888 322 5877 Visit o...

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