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  • Revision 2.0 www.grindex.com

    Installation, Operation, and MaintenanceManual8104.082/.181 Major

  • Table of Contents

    Introduction and Safety......................................................................................................... 3Introduction...........................................................................................3Safety terminology and symbols............................................................... 3Product warranty.................................................................................... 4Safety................................................................................................... 5User safety............................................................................................ 5Environmental safety...............................................................................7

    Transportation and Storage.................................................................................................. 8Inspect the delivery................................................................................ 8

    Inspect the package............................................................................. 8Inspect the unit................................................................................... 8

    Transportation guidelines......................................................................... 8Lifting.................................................................................................8

    Temperature ranges for transportation, handling and storage........................9Storage guidelines.................................................................................. 9

    Product Description.............................................................................................................10Pump design........................................................................................ 10Monitoring equipment............................................................................10

    Level regulators................................................................................. 11The data plate...................................................................................... 11

    Installation............................................................................................................................ 14Install the pump................................................................................... 14

    Install...............................................................................................15Make the electrical connections...............................................................16

    Product-specific precautions.................................................................18Connect the motor cable to the pump................................................... 18Cable charts...................................................................................... 18Cable charts, MSHA version................................................................. 21

    Check the impeller rotation: Pumps without built-in motor protection...........21Check the phase sequence: Pumps with built-in motor protection................ 22

    Operation.............................................................................................................................. 25Start the pump..................................................................................... 25Clean the pump.................................................................................... 26

    Maintenance......................................................................................................................... 27Torque values....................................................................................... 28Service................................................................................................29

    Inspection.........................................................................................29Major overhaul...................................................................................31

    Change the oil...................................................................................... 31Replace the impeller..............................................................................32

    Remove the impeller N, H....................................................................32Install the impeller N, H...................................................................... 34

    Troubleshooting...................................................................................................................38The pump does not start, for pumps with SMART.....................................39

    Table of Contents

    8104.082/.181 Major Installation, Operation, and Maintenance Manual 1

  • The pump does not start........................................................................39The pump does not stop when a level sensor is used................................. 40The pump starts-stops-starts in rapid sequence........................................ 41The pump runs but the motor protection trips........................................... 41The pump delivers too little or no water................................................... 42

    Technical Reference............................................................................................................ 44Application limits...................................................................................44Specific motor data, standard version...................................................... 44Specific motor data, MSHA version.......................................................... 46Dimensions and weights........................................................................ 46Performance curves...............................................................................49

    Table of Contents

    2 8104.082/.181 Major Installation, Operation, and Maintenance Manual

  • Introduction and SafetyIntroductionPurpose of this manual

    The purpose of this manual is to provide necessary information for: Installation Operation Maintenance

    CAUTION:Read this manual carefully before installing and using the product. Improper useof the product can cause personal injury and damage to property, and may voidthe warranty.

    NOTICE:Save this manual for future reference, and keep it readily available at thelocation of the unit.

    Safety terminology and symbolsAbout safety messages

    It is extremely important that you read, understand, and follow the safetymessages and regulations carefully before handling the product. They arepublished to help prevent these hazards:

    Personal accidents and health problems Damage to the product Product malfunction

    Hazard levels

    Hazard level Indication

    DANGER:

    A hazardous situation which, if notavoided, will result in death or seriousinjury

    WARNING:

    A hazardous situation which, if notavoided, could result in death orserious injury

    CAUTION:

    A hazardous situation which, if notavoided, could result in minor ormoderate injury

    NOTICE:

    A potential situation which, if notavoided, could result in undesirableconditions

    A practice not related to personalinjury

    Introduction and Safety

    8104.082/.181 Major Installation, Operation, and Maintenance Manual 3

  • Hazard categoriesHazard categories can either fall under hazard levels or let specific symbolsreplace the ordinary hazard level symbols.Electrical hazards are indicated by the following specific symbol:

    Electrical Hazard:

    These are examples of other categories that can occur. They fall under theordinary hazard levels and may use complementing symbols:

    Crush hazard Cutting hazard Arc flash hazard

    Product warrantyCoverage

    Grindex undertakes to remedy the following faults in products sold by Grindexunder the following conditions:

    The faults are due to defects in design, materials or workmanship. The faults are reported to an Grindex representative within the warranty

    period. The product is used only under the conditions described in this manual. The monitoring equipment incorporated in the product is correctly connected

    and in use. All service and repair work is done by personnel authorized by Grindex. Genuine Grindex parts are used.

    LimitationsThe warranty does not cover faults caused by the following:

    Deficient maintenance Improper installation Modifications or changes to the product and installation carried out without

    consulting Grindex Incorrectly executed repair work Normal wear and tear

    Grindex assumes no liability for the following: Bodily injuries Material damages Economic losses

    Warranty claimGrindex products are high-quality products with expected reliable operation andlong life. However, should the need arise for a warranty claim, please contactyour Grindex representative.

    Spare partsGrindex guarantees that spare parts will be available for 10 years after themanufacture of this product has been discontinued.

    Introduction and Safety

    4 8104.082/.181 Major Installation, Operation, and Maintenance Manual

  • SafetyWARNING:

    The operator must be aware of safety precautions to prevent physical injury. Any pressure-containing device can explode, rupture, or discharge its

    contents if it is over-pressurized. Take all necessary measures to avoid over-pressurization.

    Operating, installing, or maintaining the unit in any way that is not coveredin this manual could cause death, serious personal injury, or damage to theequipment. This includes any modification to the equipment or use of partsnot provided by Grindex. If there is a question regarding th