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Summary of Contents for Xylem GOULDS e-HM Series
- Page 1 Installation, Operation, and Maintenance Manual Model e-HM...
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Page 3: Table Of Contents
Table of Contents 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.................................... -
Page 4: Introduction And Safety
1 Introduction and Safety Description of user and installer symbols 1 Introduction and Safety Specific information for personnel in charge of installing the product in the system (plumbing and/or electrical aspects) or in charge of maintenance. 1.1 Introduction Specific information for users of the product. Purpose of this manual The purpose of this manual is to provide necessary information for: •... -
Page 5: Storage Guidelines
3 Product Description 147PSI at 235PSI at 147PSI at 235PSI at 235PSI at 248F 194F 248F 194F 194F 147PSI at Not Avail- 147PSI at Not Avail- Not Avail- 194F able 194F able able 3.3 The data plate The data plate is a label on the pump. The data plate lists key product specifications. -
Page 6: Piping Requirements
4 Installation Installation above liquid source (suction lift) The electrical control panel checklist The theoretical maximum suction height of any pump is 34 ft. In prac- NOTICE: tice, this is not achieved due to the following conditions affecting the The control panel must match the ratings of the electric pump. Improp- suction capability of the pump: er combinations could fail to guarantee the protection of the motor. -
Page 7: Electrical Installation
5 Commissioning, Startup, Operation, and Shutdown 12. Use foot valve 5.1 Prime the pump 13. Do not exceed maximum height difference 14. Ensure adequate submersion depth H>0 Anchor the pump onto the concrete or equivalent metal structure. H<0 • If the liquid temperature exceeds 50°C, the unit must be anchored only by the motor bracket side and not also by the side of the inlet supporting bracket •... -
Page 8: Service
6 Maintenance Lock shaft with a screwdriver or a soft jaw vice. WARNING: • Maintenance and service must be performed by skilled and qualified personnel only. • Observe accident prevention regulations in force. • Use suitable equipment and protection. 6.1 Service The pump does not require any scheduled routine maintenance. - Page 9 6 Maintenance Remove shaft screw/impeller nut. 11. For non-bearing stage, remove diffuser. Remove impeller spacer. 12. Remove impeller spacer. 13. For bearing stages use steps 15 - 17. Remove bearing washer. 10. Remove impeller. Remove diffuser. Model e-HM Installation, Operation, and Maintenance Manual...
- Page 10 6 Maintenance Remove bearing. 17. Remove seal spacer. Repeat a through c for all intermediate stages. 14. Remove last stage diffuser. 15. Remove impeller spacer. 16. Remove impeller. 18. Remove rotating seal. Model e-HM Installation, Operation, and Maintenance Manual...
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Page 11: Preassembly
6 Maintenance 6.2.2 Preassembly 19. Remove seal housing. Remove sleeve O-ring on suction end (Sleeve design). Remove sleeve O-ring on motor end (Sleeve design). 20. Press out stationary seal from seal housing. Note: Properly dispose of sleeve O-rings and mechanical seal parts. - Page 12 6 Maintenance Insert the new stationary seal seat into the seal bore of the seal to turn initially, the seal is seated properly. housing with the seal face out. DO NOT scratch or damage the seal face. Ensure that the seal is seated firmly and squarely inside the seal bore.
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Page 13: Torque Values
7 Troubleshooting 16. Install bearing diffuser. 20. Install shaft screw/impeller nut. 21. Install first stage bowl. 22. Install sleeve (Sleeve design) by pressing into the seal housing for a tight O-ring fit. 23. Install casing (Compact design) or suction head (Sleeve design). 24. -
Page 14: Troubleshooting Table
8 Product warranty physical damage; (c) used in a manner contrary to Seller’s instructions 7.1 Troubleshooting table for installation, operation and maintenance; (d) damaged from ordina- ry wear and tear, corrosion, or chemical attack; (e) damaged due to ab- normal conditions, vibration, failure to properly prime, or operation P P roblem Cause and solution without flow;... - Page 15 8 Product warranty E E XCLUSIVE REMEDY AND SELLER’S AGGREGATE LIABILITY FOR BREACH OF ANY OF THE FOREGOING WARRANTIES ARE LIMITED TO REPAIRING OR REPLACING THE PRODUCT AND SHALL IN ALL CASES BE LIMITED TO THE AMOUNT PAID BY THE BUYER FOR THE DEFEC- TIVE PRODUCT.
- Page 16 F F or more information on how Xylem can help you, go to xyleminc.com Xylem Inc. Visit our Web site for the latest version of this document...