ITT Goulds Pumps 3335 Installation, Operation And Maintenance Instructions Download Page 8 | Manualshive

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2 Introduction

2.1 Introduction

This instruction manual is intended to assist those involved with the installation, operation, and mainte-
nance of Goulds Model 3335 Multi-Stage Pumps. It is recommended that this manual be thoroughly re-
viewed prior to installing or performing any work on the pump or motor.

2 Introduction

6

3335 Installation, Operation and Maintenance Instructions

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Summary of Contents for Goulds Pumps 3335

Page 1: ...Installation Operation and Maintenance Instructions 3335 ...

Page 2: ......

Page 3: ...rication 10 5 Operation 11 5 1 Start up check 11 5 2 Start up procedure 11 5 3 Operational checks 11 5 4 Shut down procedure 11 6 Preventative and Corrective Maintenance 12 6 1 Lubrication 12 6 2 Mechanical seal 12 6 3 Vibration 12 6 4 Performance 12 7 Disassembly and Reassembly 13 7 1 Disassembly of pump 13 7 2 Inspection and overhaul 13 7 3 Reassembly of power end 14 7 4 Reassembly of liquid end...

Page 4: ...com en US Tools and Resources Litera ture or by contacting your nearest Goulds Pumps sales representative These manuals must be read and understood before installation and start up For additional information contact your nearest Goulds Pumps sales representative or visit our Web site at https www gouldspumps com 1 2 Safety Warnings Specific to pumping equipment significant risks bear reinforcement...

Page 5: ...Example Pump shall never be operated without coupling guard installed correctly CAUTION Indicates a hazardous situation which if not avoided could result in minor or moderate injury Example Throttling flow from the suction side may cause cavitation and pump damage Electrical Hazard WARNING Indicates the possibility of electrical risks if directions are not followed Example Lock out driver power to...

Page 6: ...ected and used for the entire load being lifted WARNING Before beginning any alignment procedure make sure driver power is locked out Failure to lock out driver power will result in serious physical injury WARNING Flanged Connections Use only fasteners of the proper size and material WARNING Replace all corroded fasteners WARNING Ensure all fasteners are properly tightened and there are no missing...

Page 7: ...g on or around any equipment including pumps Consider limiting personnel s exposure time to noise or where possible enclosing equipment to reduce noise Local law may provide specific guidance regard ing exposure of personnel to noise and when noise exposure reduction is re quired WARNING Temperature Equipment and piping surfaces may exceed 130ºF 54ºC in operating proc ess plants Clear visual warni...

Page 8: ...lved with the installation operation and mainte nance of Goulds Model 3335 Multi Stage Pumps It is recommended that this manual be thoroughly re viewed prior to installing or performing any work on the pump or motor 2 Introduction 6 3335 Installation Operation and Maintenance Instructions ...

Page 9: ...e to comply with the pro visions of this instruction manual This pump is not to be operated at speeds working pressures dis charge pressures or temperatures higher than nor used with liquids other than stated in the original or der acknowledgement without written permission of Goulds Pumps Inc 3 3 Receiving inspection shortages Care should be taken when unloading pumps If shipment is not delivered...

Page 10: ...bypass line should be returned to the liquid source and injected below minimum liquid level to prevent air entrainment If a bypass line is not used it is recommended that precautions be taken to insure that the pump will not run dry run at closed discharge or handle pumpage of excessive temperature at pump suction Devices which can protect the pump from the above problems are flow switches or high...

Page 11: ...able alignment when the straight edge rests evenly on both hubs in all four locations Figure 2 Straight edge method Angular Alignment Using taper or feel gauge measure the gap between driver and pump coupling hubs at four points 90 apart beginning at top Correct angular alignment by moving the driver side to side or by shimming An gular alignment is achieved when thickness gauge readings do not va...

Page 12: ...at l00 F Approx SAE 20 Oil should be renewed at 3 month intervals 2 Assemble the constant level oiler as illustrated in Figure 5 The constant level oiler can be instal led on either side of the bearing frame 3 Check and set the oiler adjustment The setting dimension A of 9 16 is illustrated below Figure 4 Oiler adjustment 4 Fill bearing reservoir using oiler bottle Several fillings will be require...

Page 13: ...anical seal may weep slightly but should run in in a few hours Be sure all auxiliary lines cooling flushing sealing etc are functioning properly Check pump bearings for excessive heating An uncooled bearing temperature of 190 is normal Check motor for excessive heating Check complete unit for excessive vibration or un usual noise Do not run pump at greatly reduced flow because all the motor horsep...

Page 14: ...tion lines where installed do not be come clogged 6 3 Vibration It is good practice to periodically monitor vibration of the pump Normally vibration level will be well below accepted standards Of equal importance is that the vibration level does not increase If a problem with vibration is encountered refer to 8 1 Troubleshooting on page 20 6 4 Performance If performance deteriorates refer to 8 1 T...

Page 15: ... diffuser intermediate bearing and shim washer to identify its position in the pump to aid in reassembly 12 Remove impeller key 178 from shaft 13 Unbolt and remove casing adapter 108 from bearing end cover 109c 14 Remove pump shaft 122 from splined end of stub shaft For pumps with special mechanical seal arrangements the seal seat mount 158 is removed when the shaft is pulled out of the splined en...

Page 16: ...n bearing locknut 136 4 Install bearing end cover 109C with gasket 360 and tighten cap bolt 370N evenly Ensure word TOP in end cover is up 5 Place wave washer 529 in bottom of bearing frame 228A against bearing end cover 109C 6 After lightly oiling the bearing frame bore and bearing outer races install the stub shaft assembly This is a sliding fit Do not tap 7 Install bearing end cover 109A and ga...

Page 17: ...located To do this it is first necessary to be sure the pump shaft is in its proper operating position which is with the splined end of the shaft bottomed in the stub shaft Push the shaft down firmly until it bottoms in the stub shaft The mechanical seal will tend to raise the shaft pressure must be maintained to keep the shaft bottomed Lay a straight edge across the casing adapter and against the...

Page 18: ...on diffuser 151 on the casing adapter 108 Ensure suction diffuser 15l and cas ing adapter 108 fits are clean and that the diffuser is free to turn in the casing 13 Install the first stage impeller 201 on shaft 122 14 Push shaft and impeller down firmly until the splined end of the shaft bottoms in the stub shaft In stall a dial indicator as shown in Fig 7 With the shaft bottomed move the diffuser ...

Page 19: ... for proper Front Clearance Shim each impeller as necessary Install intermediate bearings 268 with intermediate bearing shaft sleeves 157B where required Refer to Table 5 for intermediate bearing location Table 4 Intermediate bearing location Size Stage Bearing Stage Bearing Stage HDBZl0 6 2 1 4 HDB210 8 2 1 6 HDBZl0 10 2 1 6 1 2 HDB210 l2 2 1 6 1 4 HDB210 l4 2 1 6 1 6 7 4 Reassembly of liquid end...

Page 20: ...s now ready for re installation Follow applicable installation lubrication and start up proce dures Refer to 4 3 Alignment procedures on page 8 and 4 5 Lubrication on page 10 7 5 Bearing replacement 1 Lock out power and remove motor from base 2 Support liquid end and remove the bearing frame assembly from the pump by removing cap screws 371L 3 Unbolt and remove bearing end cover 109A 4 Remove stub...

Page 21: ...7 6 Mechanical seal replacement 3335 Installation Operation and Maintenance Instructions 19 ...

Page 22: ...ough suction head for hot or volatile liquids increase suction head consult factory 10 Foot valve too small install correct size foot valve 11 Foot valve or suction pipe not immersed deep enough consult factory for proper depth Use baf fle to eliminate vortices 12 Entrained air or gases in liquid consult factory 13 Impeller damaged inspect and replace as required 14 Rotating parts bind check inter...

Page 23: ...e ordered from local sources to assure proper grinding of outer races Tandem for model 3335 2 Oil Seals 3 Bearing locknut 4 Bearing lock washer 5 Mechanical Seal 6 Casing O ring 7 O rings for seal seat seal mount and casing Also desirable but more dependent on plant practice is complete set of impellers and diffusers for the pump 9 2 Instructions for ordering spare parts Repair orders will be hand...

Page 24: ...nd more information www gouldspumps com ITT Goulds Pumps 240 Fall Street Seneca Falls NY 13148 USA 2022 ITT Corporation The original instruction is in English All non English instructions are translations of the original instruction Form IOM 3335 en US 2022 03 ...

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