Xylem Bell & Gossett 1335 Series Installation, Operation And Maintenance Manual
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Xylem Bell & Gossett 1335 Series Installation, Operation And Maintenance Manual

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Installation, Operation, and
Maintenance Manual
90005001_3.0
1335

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Summary of Contents for Xylem Bell & Gossett 1335 Series

  • Page 1 Installation, Operation, and Maintenance Manual 90005001_3.0 1335...

  • Page 3: Table Of Contents

    Table of Contents Table of Contents 1 Introduction and Safety................................3 1.1 Introduction....................................3 1.2 Safety terminology and symbols..............................3 1.3 User safety.....................................3 1.4 Ex-approved products................................3 1.5 Special hazards.................................... 4 1.5.1 Biological hazards................................4 1.5.2 Wash the skin and eyes...............................4 1.6 Protecting the environment................................4 1.7 End of life product disposal...............................
  • Page 4 Table of Contents 8 Technical Reference................................19 8.1 Motor data....................................19 1335 Installation, Operation, and Maintenance Manual...

  • Page 5: Introduction And Safety

    • Do not modify the equipment without approval from an Ex-ap- sonal injury. proved Xylem representative. • Only use original Xylem spare parts that are provided by an Ex-ap- Special symbols proved Xylem representative. • The thermal contacts that are fitted to the stator windings must be Some hazard categories have specific symbols, as shown in the follow- connected correctly to a separate motor control circuit and in use.

  • Page 6: Special Hazards

    • The width of flameproof joints is more than the values specified in the tables of the IEC 60079–1 standard. Do NOT send the product to Xylem if it has been exposed to • The gap of flameproof joints is less than the values specified in Ta- nuclear radiation, unless Xylem has been informed and ap- ble 1 of the IEC 60079–1 standard.

  • Page 7: Transportation Guidelines

    Do not place heavy weights on the packed product. • The minimum height between the lifting hook and the floor must be sufficient to lift the unit. Contact a Xylem representative for more in- Long-term storage formation.

  • Page 8: Products Included

    • Modifications to the unit or installation should only be carried out after consulting with Xylem. Denomi- Description • Original spare parts and accessories that are authorized by Xylem nation are essential for compliance. The use of other parts can invalidate tion any claims for warranty or compensation.

  • Page 9: The Data Plate

    4 Installation • The monitoring equipment must be of a design that makes auto- Codes and parameters matic restart impossible. XXYYYY YYY YYY YYYY • Information in the junction box shows if the pump is equipped with optional sensors Optional sensors LD LD is a miniature float switch for detection of liquid in the stator housing.

  • Page 10: Install With Wet Well Installation

    4 Installation • Provide a suitable barrier around the work area, for example, a • Cable holder for holding the cable and regulating the height of the guard rail. level regulators • Make sure that equipment is in place so that the unit cannot roll or •...

  • Page 11: Grounding (Earthing)

    4 Installation WARNING: Electrical Hazard DANGER: Electrical Hazard There is a risk of electrical shock or explosion if the electrical All electrical equipment must be grounded (earthed). Test connections are not correctly carried out, or if there is fault or the ground (earth) lead to verify that it is connected correctly damage on the product.

  • Page 12: Connect The Motor Cable To The Pump

    4 Installation Make sure that the conductive aluminum foil and drain wire are 1. If thermal contacts are included in the pump installation, then con- covered. nect the T1 and T2 control conductors to the MiniCAS II monitoring equipment. ™ 3.
  • Page 13 4 Installation Code Description GNYE Green-Yellow L1 L2 L3 T1 T2 T3 T4 Grey Blue Yellow Colors and marking of leads U1 V1W1 U1 V1 W1 W2 U2 V2 U1 V1 W1 W2 U2 V2 WS004606C Figure 5: Motor connection 3-phase connection 1.

  • Page 14: Check The Impeller Rotation

    4 Installation Sensors connection One cable Color and marking of control leads U1U5 V1 V5 W1W5 U2V2 W2 SUBCAB 4GX/7G Control SUBCAB AWG H07RN-F* WH T1 BK 4 BK 5 WH T2 *IF Y/D-start, sensors not connected Two cables (Thermal Contacts) + LD U2 V2 W2 Max 12 V T1 Control leads...

  • Page 15: Operation

    5 Operation The correct direction of impeller rotation is clockwise when you 6 Maintenance look at the pump from above. 4. If the impeller rotates in the wrong direction, then do one of these steps: 6.1 Precautions – If the motor has a 1-phase connection, then contact a sales or Before starting work, make sure that the safety instructions in the chap- authorized service representative.

  • Page 16: Empty The Coolant

    6.3 Service the pump Type of Purpose Inspection interval mainte- nance Initial in- A Xylem-authorized personnel Within the first year of spection checks the pump condition. From operation. the results, the personnel recom- mends the intervals for the periodi- cal inspection and overhaul for the installation.

  • Page 17: Inspection

    6 Maintenance Type of Purpose Inspection interval Service item Action mainte- Support and main Replace the bearings with new bearings. nance bearing Over- The overhaul lengthens the operat- Up to every four years Mechanical seal Replace with new seal units. haul ing lifetime of the product.

  • Page 18: Install The Impeller

    6 Maintenance d) Hand-tighten the impeller screw to prevent it from falling off. 5. Remove the impeller: a) Place the drive unit horizontally. b) Remove the impeller screw. e) Remove the rod. 3. Raise the pump. 4. Remove the drive unit from the pump housing: a) Remove the pump housing screws.

  • Page 19: Troubleshooting

    7 Troubleshooting c) Fit the sleeve, washer, and impeller to the shaft. 5. Adjust the impeller: a) Using a hexagon-bit adapter, turn the adjustment screw clock- wise until the impeller makes contact with the pump housing. b) Tighten it a further 1/8 turn (45°). d) Hand-tighten the impeller screw to prevent it from falling off.

  • Page 20: The Pump Does Not Start

    7 Troubleshooting Follow these guidelines when troubleshooting: 7.3 The pump does not stop when a level • Disconnect and lock out the power supply except when conducting checks that require voltage. sensor is used • Make sure that no one is near the unit when the power supply is re- connected.

  • Page 21: The Pump Runs But The Motor Protection Trips

    8 Technical Reference 7.5 The pump runs but the motor protection 7.6 The pump delivers too little or no water trips DANGER: Crush Hazard Moving parts can entangle or crush. Always disconnect and DANGER: Crush Hazard lock out power before servicing to prevent unexpected start- Moving parts can entangle or crush.
  • Page 22 8 Technical Reference Feature Description Voltage variation without over- ±10%, if it does not run continuously heating at full load Voltage imbalance tolerance Stator insulation class F (155°C [311°F]) Motor encapsulation Motor encapsulation is in accordance with IP68. Application limits Data Description Liquid temperature...
  • Page 24 Xylem also provides a leading portfolio of smart metering, network technologies and advanced analytics solutions for water, electric and gas utilities. In more...

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Bell & gossett 1335.181

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