Goulds Pumps 3410 Installation, Operation And Maintenance Manual Download | Manualshive

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Installation

Model 3410 Installation, Operation, and Maintenance Manual

31

Examples

1. Level centerline of pipe
2. Check valve
3. Gate valve
4. Increaser

Figure 17: Suction pipe installed with a gradual rise to the pump – correct

1. Air pocket

Figure 18: Suction pipe installed with a gradual rise to the pump – incorrect

1. Air pocket

Figure 19: Suction pipe installed with a reducer – incorrect

1. Air pocket

Figure 20: Incorrect

1. No air pockets
2. Gradual rise

Figure 21: Correct

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Summary of Contents for 3410

Page 1: ...Installation Operation and Maintenance Manual Model 3410 ...

Page 2: ......

Page 3: ...p storage requirements 15 Product Description 16 General description 16 Nameplate information 20 Installation 22 Preinstallation 22 Pump location guidelines 22 Foundation requirements 23 Set the baseplate 23 Pump to driver alignment 24 Alignment checks 24 Align the pump using a straight edge 25 Align the pump using a dial indicator 26 Grout the baseplate 27 Piping checklists 28 General piping chec...

Page 4: ...ing maintenance 52 Regrease the grease lubricated bearings 52 Lubricate the oil lubricated bearings 54 Bearing temperatures 55 Bearing conditions 55 Emergency ball bearing replacement 55 Coupling lubrication 55 Shaft seal maintenance 56 Packed stuffing box maintenance 56 Mechanical seal maintenance 56 Disassembly 57 Disassembly precautions 57 Drain the pump 57 Remove the coupling guard 57 Remove t...

Page 5: ...Table of Contents Model 3410 Installation Operation and Maintenance Manual 3 Parts list 75 ...

Page 6: ...ty Read this manual carefully before installing and using the product NOTICE Save this manual for future reference and keep it readily available Requesting other information Special versions can be supplied with supplementary instruction leaflets See the sales contract for any modifications or special version characteristics For instructions situations or events that are not considered in this man...

Page 7: ...s personal injury or death Never operate a unit unless appropriate safety devices guards etc are properly installed See specific information about safety devices in other sections of this manual Risk of death serious personal injury and property damage Heat and pressure buildup can cause explosion rupture and discharge of pumpage Never operate the pump with suction and or discharge valves closed N...

Page 8: ...ive or flammable Environmental safety The work area Always keep the pump station clean to avoid and or discover emissions Recycling guidelines Always recycle according to these guidelines 1 If the unit or parts are accepted by an authorized recycling company then follow local recycling laws and regulations 2 If the unit or parts are not accepted by an authorized recycling company then return them ...

Page 9: ... for example a guard rail Make sure that all safety guards are in place and secure Make sure that the equipment is properly insulated when it operates at extreme temperatures Allow all system and pump components to cool before you handle them Make sure that you have a clear path of retreat Make sure that the product cannot roll or fall over and injure people or damage property Make sure that the l...

Page 10: ...es are a specification enforced in Europe for electrical and non electrical equipment ATEX deals with the control of potentially explosive atmospheres and the standards of equipment and protective systems used within these atmospheres The relevance of the ATEX requirements is not limited to Europe You can apply these guidelines to equipment installed in any potentially explosive atmosphere Guideli...

Page 11: ...he proper priming Before you start working with the product make sure that the product and the control panel are isolated from the power supply and the control circuit so they cannot be energized Do not open the product while it is energized or in an explosive gas atmosphere Make sure that thermal contacts are connected to a protection circuit according to the approval classification of the produc...

Page 12: ... in USA The drive unit degree of protection follows IP68 See the nameplate for maximum submersion according to standard IEC 60529 All electrical ratings and performance of the motors comply with IEC 600341 Explosion proofing standards All explosion proof products for use in explosive atmospheres are designed in compliance with one or more of the following approvals EN ATEX Directive 94 9 EC FM Acc...

Page 13: ...ir work is done by ITT authorized personnel Genuine ITT parts are used Only Ex approved spare parts and accessories authorized by ITT are used in Ex approved products Limitations The warranty does not cover faults caused by these situations Deficient maintenance Improper installation Modifications or changes to the product and installation made without consulting ITT Incorrectly executed repair wo...

Page 14: ...andling WARNING Dropping rolling or tipping units or applying other shock loads can cause property damage and personal injury Ensure that the unit is properly supported and secure during lifting and handling CAUTION Risk of injury or equipment damage from use of inadequate lifting devices Ensure lifting devices such as chains straps forklifts cranes etc are rated to sufficient capacity Lifting met...

Page 15: ...ANSI OSHA Standard S hooks Then attach the hooks in the holes provided in the four corners of the base Make sure that the points of the hooks do not touch the bottom of the pump base Size the equipment for the load so that the lift angle is less than 45 from the vertical A pump mounted on a base that does not have lifting holes Place one sling around the outboard bearing housing and place the anot...

Page 16: ...ckle and end loops Be sure the lifting equipment is long enough to keep the lift angle less than 30 from the vertical Full pedestal Install eyebolts in the three holes provided at the top of the support and tighten securely Attach a chain or wire rope using a latch hook or standard shackle and end loop You must use shoulder eyebolts that are manufactured per ANSI B18 15 and sized to fit the holes ...

Page 17: ...ceipt short term less than six months Store in a covered and dry location Store the unit free from dirt and vibrations Long term more than six months Store in a covered and dry location Store the unit free from heat dirt and vibra tions Rotate the shaft by hand several times at least every three months Treat bearing and machined surfaces so that they are well preserved Refer to drive unit and coup...

Page 18: ... four different shafts with only two bearing assemblies Standard constructions are all iron bronze fitted 316SS fitted and all 316SS Other constructions are available upon request Right hand rotation is standard Left hand rotation is available as an option The rotation can be changed after installation without any additional parts Vertical application Model 3410 is available in a vertical configur...

Page 19: ...IN flanges may also be provided on all sizes except the 6x8 22 The flanges are provided in accordance with EN 1092 2 These flanges are smooth flat faced and meet or exceed the minimum thickness required by the PN rating The flanges provided are PN16 on smaller sizes and PN10 on the larger sizes The casings are standard with the following parts Two jackscrews except S group Two lifting lugs Two tap...

Page 20: ... installed mechanical seals This provides greater flexibility and an improved operating environment Pumps that are supplied with standard packed boxes can be converted to mechanical seals in the field This conversion requires either remachining of the stuffing box to accommodate the mechanical seal or remachining of the gland to adapt to the existing stuffing box If the stuffing box bores are rema...

Page 21: ...ons The Goulds 3410 model line is designed for a wide range of industrial municipal and marine services which includes Process Quench water stripper bottoms reboiler circulation and cooling tower Pulp and paper Primary and secondary cleaner filtrate mill water supply and fan pump Primary metals Cooling water quench and leaching Municipal High lift low lift wash water waste water and raw water Util...

Page 22: ... 8 ATEX If applicable your pump unit might have an ATEX nameplate affixed to the pump the baseplate or the discharge head The nameplate provides information about the ATEX specifications of this pump Nameplate on the pump casing using English units Figure 7 Nameplate on the pump casing using English units Table 1 Explanation of nameplate on the pump casing Nameplate field Explanation S N Goulds se...

Page 23: ...em number IMP DIA Rated impeller diameter MAX DIA Maximum impeller diameter STD DIM Standard ANSI dimensional code MAT L Material of construction ATEX nameplate Figure 8 ATEX nameplate Nameplate field Explanation II Group 2 2 Category 2 G D Pump can be used when gas and dust are present T4 Temperature class WARNING Use of equipment unsuitable for the environment can pose risks of ignition and or e...

Page 24: ...and safely remove and relocate the components to a safe location Protect the unit from weather and water damage due to rain flooding and freezing temperatures If the possibility of freezing exists during a shutdown period then drain the pump completely and use compressed air to blow out all passages and pockets where liquid might collect This is applicable if nothing else is specified Do not insta...

Page 25: ... at least six times the bolt diameter in length and at least two bolt sizes larger in ID If a nut and washer are used for locking then the washer must have an OD two sizes larger than the sleeve Foundation bolts must be sized 0 125 in 3 175 mm less than the anchor bolt holes in the base Bolt installation diagram 1 Baseplate 2 Grout 3 Alternate bolt and washer 4 Concrete 5 Bolt sleeve Figure 9 Bolt...

Page 26: ...distort the base Do not reconnect the non flexible coupling until after you complete the alignment operation The baseplate does not need to be level 7 After the foundation bolts are lightly torqued recheck the alignment requirements If the alignment must be corrected then add or remove shims or wedges under the baseplate Pump to driver alignment Precautions WARNING Misalignment can cause decreased...

Page 27: ... after the unit has attained its final operating temperature Initial alignment cold alignment checks When Why Before you grout the baseplate This ensures that alignment can be accomplished After you grout the baseplate This ensures that no changes have occurred during the grouting process After you connect the piping This ensures that pipe strains have not altered the alignment Final alignment hot...

Page 28: ...ross both coupling rims in all four positions 1 Feeler gauge Figure 10 Incorrect angular alignment 1 Straight edge Figure 11 Incorrect parallel alignment 1 Straight edge 2 Feeler gauge Figure 12 Correct alignment Align the pump using a dial indicator Before you begin you must have a dial indicator with a mounting magnet and extension bars A dial indicator can provide more accurate alignment than a...

Page 29: ...ted 5 After each adjustment recheck both parallel and angular alignments 1 Dial indicator 2 Reference mark 3 Separator to take up the bearing slack Figure 13 Angular alignment 1 Dial indicator 2 Reference mark 3 Separator to take up the bearing slack Figure 14 Parallel alignment Grout the baseplate CAUTION Do not grout until the initial alignment is made Grout compensates for an uneven foundation ...

Page 30: ...It will take approximately 24 hours for the grout to harden 5 Check the alignment 6 Approximately fourteen days after the grout has been poured and the grout has completely dried apply an oil based paint to the exposed edges of the grout in order to prevent air and moisture from coming in contact with the grout Piping checklists General piping checklist Precautions CAUTION Do not move the pump to ...

Page 31: ... sub base becomes hard The hold down bolts for the pump are tightened Make sure that all the piping joints and fittings are airtight This prevents air from entering the piping system or leaks that occur during operation If the pump handles corrosive fluids make sure that the piping allows you to flush out the liquid before you remove the pump If the pump handles liquids at elevated temperatures ma...

Page 32: ...e a gradual rise to the pump Any high point in the pipe can become filled with air and prevent proper opera tion of the pump Optional You can install a short sec tion of pipe adjacent to the suction flange such as Dutchman or a spool piece that is designed so that it can be readily dropped out of the line This facilitates the cleansing of the liquid pas sage of the pump without dismantling the pum...

Page 33: ...valve 4 Increaser Figure 17 Suction pipe installed with a gradual rise to the pump correct 1 Air pocket Figure 18 Suction pipe installed with a gradual rise to the pump incorrect 1 Air pocket Figure 19 Suction pipe installed with a reducer incorrect 1 Air pocket Figure 20 Incorrect 1 No air pockets 2 Gradual rise Figure 21 Correct ...

Page 34: ...recommended straight pipe Never throttle the pump with the use of a valve on the suction side of the pump Only use suction valves to isolate the pump for maintenance purposes Always install the valve in a position that avoids the formation of air pockets Foot valves If the pump operates under static suction lift conditions you can install a foot valve in the suction line in order to avoid the nece...

Page 35: ... piping is long then the pipe diameter should be one or two sizes larger than the discharge opening On long horizontal runs it is desirable to maintain the most even grade possible Avoid high spots such as loops High spots will collect air and throttle the system or lead to erratic pumping A check valve and an isolating gate valve should be installed in the discharge line The check valve is placed...

Page 36: ...an occur CAUTION Serious damage to the pump may result if it is started dry Make sure that the pump is completely filled with liquid before it is started System flushing Flush new and old systems in order to eliminate all foreign matter Heavy scale welding splatter and wire or other large foreign matter can clog the pump impeller This reduces the capacity of the pump which then causes cavitation e...

Page 37: ...ssible to prime the pump by pressurizing the suction vessel Methods for pump priming Pump installation Priming method Positive head on the suction Open the suction valve and loosen the vent plug on top of the casing This allows air to be purged from the casing While you vent the air from the pump body always rotate the pump shaft a few times by hand Suction lift Priming must be done by other metho...

Page 38: ...he pump is operating at full speed make sure that the check valve has opened The check valve must open five seconds or less after startup in order to prevent damage to the pump by operating at zero flow 7 Adjust the liquid seal valves to produce the recommended pressure for either the mechanical seal or the packed stuffing box Operational checklist Check Explanation comment Checked Driver rotation...

Page 39: ...vers gears and other parts Follow the recommendations in the Hydraulic Institute Standards Check the rotation Frame Mounted WARNING Starting the pump in reverse rotation can result in the contact of metal parts heat generation and breach of containment Ensure correct driver settings prior to starting any pump Failure to disconnect and lock out driver power may result in serious physical injury or ...

Page 40: ...fic instructions and recommenda tions Bearing lubrication CAUTION Risk of explosive hazard and premature failure from sparks and heat generation Ensure bearings are properly lubricated prior to startup Risk of heat generation sparks and premature failure Do not insulate bearing housings Lubricate the bearings with grease Grease lubricated pumps can be identified by grease fittings located on beari...

Page 41: ... You will need to fill the bottle several times Bar adjustment Specification Measurement Dimension A 9 16 in 14 5 mm Dimension B 1 2 in 13 mm Oiler size 5 8 oz 204 ml Casing capacity S and M groups 9 oz 266 ml L and XL groups 16 5 oz 489 ml Seal the shaft with a packed stuffing box NOTICE Packed stuffing boxes are not allowed in an ATEX classified environment 1 Make sure the stuffing box is clean ...

Page 42: ... just enough to get it around the shaft or sleeve Figure 25 Packing rings 4 Twist the lantern ring halves just enough to get them around the shaft sleeve Two pieces make one ring The notches must face each another but do not need to be aligned Figure 26 Lantern rings 5 Install the packing and lantern ring in the proper sequence Each ring must be installed separately a Firmly seat each ring b Use t...

Page 43: ...ified environment must be properly certified Failure to ensure this may result in equipment damage or physical injury When mechanical seals are furnished the description and identification are indicated on the order forms Installation drawings from the seal manufacturer are attached to pump Most seals are installed and adjusted at the factory File these drawings for future use in maintenance and a...

Page 44: ... iron or bronze 5 O ring mounted stationary seat Figure 27 Single inside unbalanced or integrally balanced seal for an S group pump The following figure illustrates the same type of seal for M group pumps Note that the shaft is protected by sleeves and sleeve nuts as standard All other features and details are the same 1 Standard shaft sleeve 2 Oversize stuffing box bore 3 ID pilot fit in stuffing...

Page 45: ...be mounted directly on the sleeveless S group shaft or on a standard non balanced M group sleeve Packing converted to a mechanical seal Pumps that are supplied with packing boxes can be converted to mechanical seals in the field This conversion requires remachining the stuffing box to allow for the standard gland pilot feature or remachining the standard gland to remove the pilot lip as shown in t...

Page 46: ...ed seal requiring a stepped shaft sleeve Use of these seals requires remachining of the stuffing box bores 1 Standard stuffing box bore 2 Non piloting gland requiring feeler gauge centering on the shaft Figure 32 S group pump bellows type seal The following mechanical seals can be installed in standard stuffing boxes by using a remachined non pilot gland Crane type 1 81T 9T and Metal Bellows 680 F...

Page 47: ...to pump Conditions for application of an external liquid Condition Action The stuffing box pressure is above atmospheric pressure and the pumped fluid is clean Normal gland leaks of 40 to 60 drops per minute is usually sufficient to lubricate and cool the packing You do not need sealing liquid The stuffing box pressure is below atmospheric pressure or the pumped fluid is not clean An outside sourc...

Page 48: ...side source directly into the seal gland Flushing liquid must be at a pressure 5 15 psi 0 34 1 03 bar greater than the pressure in the stuffing box You must inject 1 5 2 gpm 2 8 lpm You can install a control valve and rotometer in the inlet line for accurate regulation Product cooling Pumped liquid is piped from the pump casing is cooled in an external heat exchanger and is injected into the seal ...

Page 49: ...d by the engine manufacturer 6 When the pump is operating at full speed make sure that the check valve has opened The check valve must open five seconds or less after startup in order to prevent damage to the pump by operating at zero flow 7 Adjust the liquid seal valves to produce the recommended pressure for either the mechanical seal or the packed stuffing box Pump operation precautions General...

Page 50: ...closes when the pump is running then dangerous pressure surges can build up that can cause damage to the pump or line In this situation you must provide a cushioning arrangement to protect the pumping equipment Inspect the packed box after startup Newly installed packing requires time to run in During this period frequent attention and careful adjustments are necessary Use the following instructio...

Page 51: ...s must be taken to prevent physical injury The pump may handle hazardous and or toxic fluids Proper personal protective equipment should be worn Pumpage must be handled and disposed of in conformance with applicable environmental regulations 1 Slowly close the discharge valve 2 Shut down and lock out the driver to prevent accidental rotation ...

Page 52: ... catas trophic failure of frame mounted units leading to serious injury Proper alignment is the responsibility of the installer and the user of the unit Check the alignment of all drive components prior to operating the unit Follow the coupling installation and operation procedures from the coupling manufactur er You must check the final alignment after the pump and driver are at operating tempera...

Page 53: ...he grease with the proper type as recommended Six month inspections Perform these tasks every six months Check the packing and replace if necessary Use the grade recommended Make sure the seal cages are centered in the stuffing box at the entrance of the stuffing box piping connection Take vibration readings on the bearing housings Compare the readings with the last set of readings to check for po...

Page 54: ... then reassemble and relubricate them with one of the recommended lubricants Depending on the length of time the pump has remained in the flooded area it is unlikely that bearing replacement is necessary Only replace the bearings if rust or worn surfaces appear Inspect the stuffing box and clean out any foreign matter that will clog the box Replace packing that appears to be worn or no longer regu...

Page 55: ... bearings are standard on this model A grease lubricated bearing can be identified by grease fittings located on the bearing housing Precautions NOTICE Avoid equipment damage or decreased performance Never mix greases of different consistencies NLGI 1 or 3 with NLGI 2 or with different thickeners For example never mix a lithium based grease with a polyurea based grease If it is necessary to change...

Page 56: ...th the proper lubricant and place on the oiler housing The oil reservoir in the bearing housing is filled when a constant oil level remains in the bottle Several fillings of the bottle are required for initial lubrication Never put oil into the oiler housing without the use of the oiler bottle Lubricating oil requirements Oil requirements based on temperature For the majority of operating conditio...

Page 57: ...d Clean contaminated bearings If new bearings are not available and immediate reassembly is necessary then contaminated bearings can be cleaned using the following procedure 1 Pour 1 2 quarts 0 9 1 9 liters of clean water free kerosene into a clean pail 2 Dip the bearings into the kerosene and agitate slowly 3 Blow dry the bearings with air that is clean filtered and compressed Hold the two races ...

Page 58: ...ditions Use a packing tool in order to remove all old packing from the stuffing box Never reuse old packing or add new rings to old packing Clean the stuffing box thorough ly before you install new packing Check the condition of the shaft or sleeve for possible scoring or eccentricity and make replacements as necessary When placing new non asbestos pack ing into the stuffing box open the molded ri...

Page 59: ...hazard Use caution during handling and wear appropriate Personal Protective Equipment PPE such as steel toed shoes gloves etc at all times Precautions must be taken to prevent physical injury The pump may handle hazardous and or toxic fluids Proper personal protective equipment should be worn Pumpage must be handled and disposed of in conformance with applicable environmental regulations Risk of s...

Page 60: ... the coupling guard toward the pump 1 Driver 2 Slide to remove 3 Remove the nut bolt and washers from the driver half of the coupling guard 4 Remove the driver side end plate 1 End plate 2 Coupling guard half 3 Driver 5 Remove the driver half of the coupling guard a Slightly spread the bottom apart ...

Page 61: ... 3 Driver 6 Remove the remaining nut bolt and washers from the pump half of the coupling guard It is not necessary to remove the end plate from the pump side of the bearing housing You can access the bearing housing tap bolts without removing this end plate if maintenance of internal pump parts is necessary 7 Remove the pump half of the coupling guard a Slightly spread the bottom apart ...

Page 62: ...m the casing If the pump has packed stuffing boxes then remove the nut from the stud and then remove the gland halves If the pump has mechanical seals then slide the glands toward the bearings Make sure to protect the lapped stationary seal faces from damage 4 Remove the casing screws 426 and nuts 425 and then remove the dowel pins 469G 5 Loosen the top half by doing one of the following Group Ins...

Page 63: ...t slip and damage the seals 10 Mark the coupling position on the shaft 122 and remove the coupling Use instructions from the coupling manufacturer in order to remove the coupling Remove the bearings CAUTION Never use a hammer to drive the shaft through the bearings Doing so can cause severe shaft and bearing damage NOTICE Do not remove bearings from the shaft unless you need to replace them 1 Remo...

Page 64: ...e shaft sleeve NOTICE Do not remove the optional shaft sleeve on S group pumps unless you intend to replace it 1 Remove the shaft sleeve as follows When you remove the sleeve 126 use a very fine emery cloth to smooth the shaft in order to prevent binding Group Instructions S 1 Loosen the sleeve 126 with low heat approximately 350 400 F 177 222 C Use a temperature stick or other measuring device to...

Page 65: ...ket of 1 32 in 0 8 mm non asbestos material using the recommendations below Use the upper half of the casing as a template Strike the face with a soft face hammer This will cut the gasket against the edge of the casing The gasket must cover the entire surface of the parting flange especially around the wear ring locks and stuffing box Otherwise internal leakage from high to low pressure zones in t...

Page 66: ...place ball bearings that are worn loose rough or noisy when rotated Seals Check the seals 332 and 333 for wear cracks cuts deformities and signs of excessive leakage Check the thrust bearing end cover 109A for signs of leakage and damage Check the grease fittings 113 or oil breathers 113A oil option for serviceability and replace as required General Clean all parts before reassembly This is especi...

Page 67: ...011 in 0 022 0 028 mm M 4 x 6 15 6 x 8 11 6 x 8 14 6 x 8 14H 6 x 8 17 8 x 10 11 8 x 10 12 8 x 10 14 0 005 0 007 in 0 013 0 018 mm 0 009 0 011 in 0 022 0 028 mm L 6 x 8 22 6 x 10 17 8 x 10 17 0 005 0 007 in 0 013 0 018 mm 0 009 0 011 in 0 022 0 028 mm 8 x 10 17H 0 0055 0 0075 in 0 014 0 019 mm 0 010 0 012 in 0 025 0 030 mm 8 x 10 21 0 005 0 007 in 0 013 0 018 mm 0 009 0 011 in 0 022 0 028 mm 10 x 1...

Page 68: ... the impeller hub with the mark made on the shaft during disassembly 6 Install the shaft sleeve Pump group Instructions S 1 Install the retaining ring so that the tapered side is facing the outboard end of the shaft The inward pressure asserted by the double taper automatically centers the impeller and eliminates lateral play The outboard thrust end retaining ring groove and retaining ring 361H ar...

Page 69: ...g housings 134 over the bearings 6 Tighten the screws 371C in two stages a Using an X pattern tighten the screws to 8 ft lbs 11 Nm b Again using an X pattern tighten the screws to 12 ft lbs 16 3 Nm c Repeat these steps on the opposite side Install the rotating element NOTICE The impeller and wear ring clearance setting procedures must be followed Improperly setting the clearance or not following a...

Page 70: ...l the stuffing box gland 107 and nuts 355 Make sure to only finger tighten the nuts 3 Adjust the glands 4 Install the oiler 251 and drain plugs if they were removed Perform the following as required 1 Lubricate the bearings 2 Align the pump and driver 3 Connect the coupling 4 Replace the coupling guard 5 Replace the sealing liquid 6 Replace the cooling water piping 7 Prime the pump 8 Inspect after...

Page 71: ...ed as needed Part Notes Stuffing box packing if any One seal for each stuffing box Mechanical seal if any Shaft sleeve if any Ball bearings One of each Wear rings For the casing and the impeller Shaft At least one is required Impeller key Stuffing box bushings if any Ordering parts Repair orders will be handled with the minimum of delay if the following directions are followed Specify the model nu...

Page 72: ...t all Check the power coupling line shaft and shaft keys The foot valve or suction pipe opening is not submerged enough Consult an ITT representative for the proper submersion depth Use a baffle to eliminate vortices The suction lift is too high Check for obstructions at the inlet and make sure the suction valves are open Check for pipe friction losses Use a vacuum or compound gauge to check the N...

Page 73: ...he wrong direction Change the rotation The rotation must match the arrow on the bearing housing or pump casing The system static head is too high Check with ITT to determine whether a larger impeller can be used If not then you can cut pipe losses increase the speed or both Do not overload the driver The mechanical seal is worn or broken Repair or replace the seal as necessary The liquid passages ...

Page 74: ...quid Install a throttle valve If this does not help then trim the impeller diameter If this does not help then consult an ITT representative The liquid is heavier than expected Check the specific gravity and viscosity The shaft is rotating in the wrong direction Change the rotation The rotation must match the arrow on the bearing housing or pump casing The impeller is damaged Inspect the impeller ...

Page 75: ...the casing or impeller wear rings if necessary There is excessive pipe strain on the pump casing Relieve the strain and check the alignment Consult ITT if necessary There is excessive runout on the shaft or impeller rings Inspect the rotating element and bearings Replace worn or damaged parts as necessary There is dirt in the casing ring or between the impeller and casing wear rings Clean and insp...

Page 76: ...Parts Listings and Cross Sectionals Model 3410 Installation Operation and Maintenance Manual 74 Parts Listings and Cross Sectionals Drawings Exploded view ...

Page 77: ...ring 1618 1000 1071 105 2 Lantern ring Glass filled Teflon 106 1 set Stuffing box packing Square non asbestos die formed S and M groups 107 2 Stuffing box gland AISI 316 109 2 Bearing end cover 1000 109A 1 Thrust bearing end cover Steel 112 1 Thrust ball bearing Steel 113 2 Grease fitting Steel 113A 2 Breather oil lubrication only Steel 122 1 Shaft AISI 4140 123 1 Deflector optional Laminated plas...

Page 78: ...hanical seal gland Steel 4 Hex capscrew with steel mechani cal seal gland Steel 355 4 Gland stud hex nut 304 356A 4 Casing parting stud Steel 360 2 Gasket end cover to bearing housing Kraft paper 360Q 8 Gasket gland to case Non asbestos 361 1 Thrust bearing retaining ring Steel 361H 2 Impeller retaining ring S group only Steel Stainless steel 371C 8 Hex capscrew Steel 372U 4 Hex capscrew Steel 418...

Page 79: ......

Page 80: ... more information http www gouldspumps com ITT Goulds Pumps 240 Fall Street Seneca Falls NY 13148 USA 2016 ITT Corporation The original instruction is in English All non English instructions are translations of the original instruction Form IOM 3410 en US 2016 11 ...

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