gould pumpen

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    Goulds Pumps

    Installation, Operation, and

    Maintenance Manual

    Model 3700, API Type OH2 / ISO 13709 1st and 2nd

    Editions / API 610 8th, 9th, 10th, and 11th Editions

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    Table of Contents

    Introduction and Safety...................................................................................................................................................3

    Safety message levels.........................................................................................................................................................3Safety...................................................................................................................................................................................3

    Environmental safety.....................................................................................................................................................4User health and safety...................................................................................................................................................4Safety regulationsfor Ex-approved products in potentially explosive atmospheres....................................... ....6

    Product approval standards.............................................................................................................................................7Product warranty...............................................................................................................................................................7

    Transportation and Storage............................................................................................................................................8

    Receive the unit..................................................................................................................................................................8Unpack the unit.................................................................................................................................................................8Pump handling...................................................................................................................................................................8

    Lifting methods..............................................................................................................................................................8Pump storage requirements...........................................................................................................................................10

    Frostproofing...................................................................................................................................................................10

    Product Description........................................................................................................................................................11General description 3700...............................................................................................................................................11Nameplate information..................................................................................................................................................12

    Installation.........................................................................................................................................................................15

    Preinstallation...................................................................................................................................................................15Pump location guidelines............................................................................................................................................15

    Foundation requirements............................................................................................................................................16Piping checklists...........................................................................................................................................................17

    Baseplate-mounting procedures....................................................................................................................................22

    Prepare the baseplate for mounting..........................................................................................................................22Prepare the foundation for mounting.......................................................................................................................22

    Install the baseplate using jackscrews.......................................................................................................................23Install the pump, driver, and coupling.........................................................................................................................24

    Pump-to-driver alignment..............................................................................................................................................24Alignment checks.........................................................................................................................................................25Permitted indicator values for alignment checks....................................................................................................25

    Alignment measurement guidelines..........................................................................................................................25Attach the dial indicators for alignment...................................................................................................................26

    Pump-to-driver alignment instructions....................................................................................................................26Grout the baseplate.........................................................................................................................................................29

    Commissioning, Startup, Operation, and Shutdown............................................................................................31

    Preparation for startup...................................................................................................................................................31Remove the coupling guard...........................................................................................................................................31Check the rotation...........................................................................................................................................................32

    Couple the pumpand driver..........................................................................................................................................32Coupling guard assembly............................................................................................................................................33

    Bearing lubrication.......................................................................................................................................................42Shaft sealing with a mechanical seal.............................................................................................................................44

    Connection of sealing liquid for mechanical seals.....................................................................................................45Pump priming..................................................................................................................................................................45

    Prime the pumpwith the suction supply above the pump...................................................................................45

    Prime the pump with the suction supply below the pump...................................................................................46Other methods of priming the pump......................... ............................ ............................ ............................ ..........47

    Table of Contents

    Model 3700, API Type OH2 / ISO 13709 1st and 2nd Editions / API 610 8th, 9th, 10th, and 11th Editions

    Installation, Operation, and Maintenance Manual

    1

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    Start the pump.................................................................................................................................................................47Pump operation precautions.........................................................................................................................................48

    Shut down the pump......................................................................................................................................................49Make the final alignment of the pump and driver.......................................... ........................................... .................49

    Dowel the pump casing (optional)...............................................................................................................................50

    Maintenance......................................................................................................................................................................51Maintenance schedule.....................................................................................................................................................51

    Bearing maintenance.........................................

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