ITT Goulds Pumps IC Installation, Operation And Maintenance Manual Download Page 73

Page: 73 / 97

922

412.21

230

Figure 36: Impeller removal method

NOTICE:

•

Remove shaft guard using a prying tool.

•

Be sure to align the pry bars with the impeller vanes in order to prevent damage to
the impeller.

Remove the impeller key (940.31).

Place the back pull-out assembly in a vertical position before you proceed with the disassembly.

922

412.21

230

210

940.31

Figure 37: Rotor components

NOTICE:

Crush hazard. Make sure that the back pull-out assembly cannot tip over.

6.4.8 Remove the seal-chamber cover

Remove the gland stud nuts.

Remove the seal-chamber stud nuts.

Remove the seal chamber (161).

Remove the shaft sleeve (524) if it is used.
The mechanical seal is attached to the sleeve.

6.4 Disassembly

Model IC, ICI, ICH, ICIH Installation, Operation, and Maintenance Manual

Summary of Contents for Goulds Pumps IC

Page 1: ...Installation Operation and Maintenance Manual Model IC ICI ICH ICIH ...

Page 2: ......

Page 3: ...ounting 21 4 2 2 Prepare the foundation for mounting 21 4 2 3 Install the baseplate using shims or wedges 21 4 2 4 Install the baseplate using jackscrews 22 4 2 5 Install the baseplate using spring mounting 25 4 2 6 Install the baseplate using stilt mounting 26 4 2 7 Baseplate leveling worksheet 28 4 3 Install the pump driver and coupling 28 4 4 Pump to driver alignment 29 4 4 1 Alignment checks 2...

Page 4: ...ent of the pump and driver 62 6 Maintenance 63 6 1 Maintenance schedule 63 6 2 Bearing maintenance 64 6 2 1 Lubricating oil requirements 64 6 2 2 Change the oil 65 6 2 3 Lubricating grease requirements 65 6 2 4 Regrease the grease lubricated bearings 65 6 3 Shaft seal maintenance 66 6 3 1 Mechanical seal maintenance 66 6 3 2 Packed stuffing box maintenance 66 6 4 Disassembly 67 6 4 1 Disassembly p...

Page 5: ...8 7 1 Operation troubleshooting 88 7 2 Alignment troubleshooting 89 7 3 Assembly troubleshooting 90 8 Parts Listings and Cross Sectionals 91 8 1 Parts list 91 9 Other Relevant Documentation or Manuals 93 9 1 For additional documentation 93 10 Local ITT Contacts 94 10 1 Regional offices 94 Table of Contents Model IC ICI ICH ICIH Installation Operation and Maintenance Manual 3 ...

Page 6: ...es accepted methods for disassembling units These meth ods must be adhered to Never apply heat to aid in their removal unless explicitly stat ed in this manual The operator must be aware of the pumpage and take appropriate safety precautions to prevent physical injury Risk of serious injury or death If any pressure containing device is over pressurized it can explode rupture or discharge its conte...

Page 7: ...s and regulations carefully before handling the product They are published 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 not avoided will result in death or serious injury WARNING A hazardous situation which if not avoided could result in death or serious inj...

Page 8: ...icals or nuclear radiation do NOT send the product to ITT until it has been properly decontaminated and advise ITT of these conditions before returning Electrical installation For electrical installation recycling requirements consult your local electric utility 1 2 2 1 Recycling guidelines Always follow local laws and regulations regarding recycling 1 2 3 User safety General safety rules These sa...

Page 9: ...sk before you weld or use electric hand tools 1 2 3 2 Precautions during work Observe these safety precautions when you work with the product or are in connection with the prod uct CAUTION Failure to observe the instructions contained in this manual could result in personal injury and or property damage and may void the warranty Read this manual carefully before in stalling and using the product N...

Page 10: ...ive atmospheres All users must know about the risks of electric current and the chemical and physical character istics of the gas the vapor or both present in hazardous areas Any maintenance for Ex approved products must conform to international and national stand ards for example IEC EN 60079 17 ITT disclaims all responsibility for work done by untrained and unauthorized personnel Product and pro...

Page 11: ...ct approval standards Regular standards WARNING Use of equipment unsuitable for the environment can pose risks of ignition and or explo sion Ensure the pump driver and all other auxiliary components meet the required area classification at the site If they are not compatible do not operate the equipment and con tact an ITT representative before proceeding All standard products are approved accordi...

Page 12: ...d repair 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 rep...

Page 13: ...ere is any question regarding the intended use of the equipment please contact an ITT Goulds representative before proceeding Current IOMs are available at www gouldspumps com en US Tools and Resources Literature IOMs or from your local ITT Goulds Pumps Sales representative All pumping unit pump seal coupling motor and pump accessories certified for use in an ATEX classified environment are identi...

Page 14: ...ed motor applications Electric motor must be specified with shaft grounding and flexible coupling should be conductive steel disc type The code classification marked on the equipment must be in accordance with the specified area where the equipment will be installed If it is not do not operate the equipment and contact your ITT Goulds Pumps sales representative before proceeding 1 5 ATEX Considera...

Page 15: ...NG Dropping rolling or tipping units or applying other shock loads can cause property dam age and or personal injury Ensure that the unit is properly supported and secure during lift ing 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 2 1 2 2 Pump handli...

Page 16: ...s critical to lift the equip ment only at these points Integral lifting eyes or eye bolts on pump and motor compo nents are intended for use in lifting the individual components only NOTICE Make sure that the lifting equipment supports the entire assembly and is only used by authorized personnel Do not attach sling ropes to shaft ends Lifting the pump Baseplate mounted units have lifting points fo...

Page 17: ...Situation Condition Operating The pump is frostproof Immersed in a liquid The pump is frostproof Lifted out of a liquid into a temperature below freezing The impeller might freeze 2 1 Transportation and Storage Model IC ICI ICH ICIH Installation Operation and Maintenance Manual 15 ...

Page 18: ...xial thrust and seal chamber pressures Seal chamber Wide choice of sealing arrangements for maximum sealing flexibility Patented cyclone seal chamber for improved lubrication heat removal and solids handling Confined casing gasket Power end Redesigned i FRAME large capacity oil sump reduces oil temperature for extended bearing life Heavy duty cast iron frame gives rigid support to the shaft and be...

Page 19: ...309 C3 3309A C3 42 6311 C3 3311A C3 48 6313 C3 3313A C3 Shaft Rigid shaft designed for less than 0 05 mm shaft deflection Standard 400 series stainless steel shaft 1 4021 provides reliable power transmission and corrosion resistance at both the pump and cou pling ends Intended applications ISO chemical process Industrial process 3 2 Nameplate information Pump nameplate Figure 3 Pump nameplate Name...

Page 20: ...GN WORKING PRESS Maximum Design pressure in kPag at rated temperature in de grees Centigrade HEAD Rated pump head in metres MATL Material of which the pump is constructed IMP DIA Impeller diameter fitted CONT ITEM NO Contract or tag number MAX DIA Maximum impeller diameter 3 2 Nameplate information 18 Model IC ICI ICH ICIH Installation Operation and Maintenance Manual ...

Page 21: ...ndividual components only WARNING Assembled units and their components are heavy Failure to properly lift and support this equipment can result in serious physical injury and or equipment damage Lift equipment only at the specifically identified lifting points Lifting devices such as swivel hoist rings shackles slings and spreaders must be rated selected and used for the entire load being lifted G...

Page 22: ...ad undertake spe cial precautions to reduce possible noise trans mission Consider a consultation with a noise specialist 4 1 2 Foundation requirements Requirements The location and size of the foundation bolt holes must match those shown on the assembly drawing provided with the pump data package The foundation must weigh between two and three times the weight of the pump Provide a flat substantia...

Page 23: ...ic hammer make sure that it does not contaminate the surface with oil or other moisture NOTICE Do not chip the foundation using heavy tools such as jackhammers This can damage the structural integrity of the foundation 2 Remove water or debris from the foundation bolt holes or sleeves 3 If the baseplate uses sleeve type bolts then fill the sleeves with a non binding moldable materi al Seal the sle...

Page 24: ...dirt from the mounting pads in order to ensure that the correct leveling is ach ieved Failure to do so can result in equipment damage or decreased performance 5 Level the baseplate both lengthwise and across by adding or removing shims or moving the wedges These are the leveling tolerances A maximum difference of 3 2 mm 0 125 in lengthwise A maximum difference of 1 5 mm 0 059 in across You can use...

Page 25: ... jackscrews do not touch the foundation surface yet 1 2 3 4 Item Description 1 Jackscrew 2 Baseplate 3 Foundation 4 Plate Figure 8 Jackscrews 3 Level the driver mounting pads NOTICE Remove all dirt from the mounting pads in order to ensure that the correct leveling is ach ieved Failure to do so can result in equipment damage or decreased performance a Put one machinist s level lengthwise on one of...

Page 26: ...s b Put the other level across the center of the two pads c Level the pads by adjusting the four jackscrews in the corners Make sure that the machinist s level readings are as close to zero as possible both lengthwise and across 1 2 3 4 5 6 Item Description 1 Driver s mounting pads 2 Machinist s levels 3 Foundation bolts 4 Jackscrews 5 Grout hole 6 Pump s mounting pads Figure 10 Level pump mountin...

Page 27: ...ower adjusting nut to the correct height The correct height depends on the required distance between the foundation floor and the base plate d Put a washer a follower a spring and one more follower onto the lower adjusting nut 3 Install the spring assembly on the baseplate a Insert the spring assembly into the baseplate s anchorage hole from below b Put a follower a spring another follower and a w...

Page 28: ...wer jam nut and adjusting nut onto the stilt b Set the lower adjusting nut to the correct height The correct height depends on the required distance between the foundation floor and the base plate c Put a washer onto the lower adjusting nut 3 Install the stilt assembly on the baseplate a Insert the stilt assembly into the baseplate s anchorage hole from below b Put a washer onto the stilt c Fasten...

Page 29: ...sten the lower and upper jam nuts on each stilt 1 2 3 4 5 6 7 8 1 Mounting plate 2 Mounting nut 3 Stilt bolt 4 Foundation cups 5 Washer 6 Upper adjustment nut 7 Mounting washer 8 Mounting bolt Figure 12 Example of an installed stilt assembly 4 2 Baseplate mounting procedures Model IC ICI ICH ICIH Installation Operation and Maintenance Manual 27 ...

Page 30: ... ____________________ 10 ___________________ 11 ___________________ 12 ___________________ 13 ___________________ 14 ___________________ 15 ___________________ 16 ___________________ 17 ___________________ 18 ___________________ Level measurements 4 3 Install the pump driver and coupling 1 Mount and fasten the pump on the baseplate Use applicable bolts 4 3 Install the pump driver and coupling 28 M...

Page 31: ...uals IOM for specific instructions and recommendations 4 4 1 Alignment checks When to perform alignment checks You must perform alignment checks under these circumstances The process temperature changes The piping changes The pump has been serviced Types of alignment checks Type of check When it is used Initial alignment cold alignment check Prior to operation when the pump and the driver are at a...

Page 32: ...n for the reverse dial indicator or laser method when the pump and driver are at operating tem perature 4 4 2 1 Cold settings for parallel vertical alignment Introduction This section shows the recommended preliminary cold settings for electric motor driven pumps based on different temperatures of pumped fluid Consult driver manufacturers for recommended cold settings for other types of drivers su...

Page 33: ...sed to measure parallel misalignment b Attach the other indicator A so that the indicator rod comes into contact with the inner end of the driver coupling half This indicator is used to measure angular misalignment P A Y X Figure 13 Dial indicator attachment 2 Rotate the pump coupling half X in order to check that the indicators are in contact with the driver coupling half Y but do not bottom out ...

Page 34: ... these steps Slide the shaft end of the driver to the left Slide the opposite end to the right Positive The coupling halves are closer together on the right side than the left Perform one of these steps Slide the shaft end of the driver to the right Slide the opposite end to the left Y X Figure 15 Top view of an incorrect horizontal alignment 4 Repeat the previous steps until the permitted reading...

Page 35: ...allel alignment for a horizontal correction Refer to the alignment table in Permitted indicator values for alignment checks see Table of Con tents for location of table for the proper cold alignment value based on the motor temperature rise and the pump operating temperature A unit is in parallel alignment when the parallel indicator P does not vary by more than 0 05 mm 0 002 in as measured at fou...

Page 36: ...d the parallel indicator P do not vary by more than 0 05 mm 0 002 in as measured at four points 90 apart 1 Set the angular and parallel dial indicators to zero at the left side of the driver coupling half Y 90 from the top center position 9 o clock 2 Rotate the indicators through the top center position to the right side 180 from the start posi tion 3 o clock 3 Record the indicator readings 4 Make...

Page 37: ...ure 18 Pour grout into baseplate 6 Fill the remainder of the baseplate with grout and allow the grout to set for at least 48 hours 1 5 4 2 3 Item Description 1 Baseplate 2 Grout 3 Foundation 4 Dam 5 Bolt Figure 19 Fill remainder of baseplate with grout 7 Remove the leveling jackscrews after the grout hardens in order to remove any stress points 8 Tighten the foundation bolts 9 Make sure that treat...

Page 38: ...ely affects the operation of the pump which results in physical injury and dam age to the equipment Flange loads from the piping system including those from the thermal expansion of the piping must not exceed the limits of the pump Casing deformation can result in contact with rotating parts which can result in excess heat generation sparks and premature fail ure NOTICE Vary the capacity with the ...

Page 39: ...ing Example Installation for expansion Correct Incorrect This illustration shows a correct installation for expan sion 1 1 Expansion loop joint This illustration shows an incorrect installation for ex pansion 4 6 2 Permitted nozzle loads and torques at the pump nozzles Designing suction and discharge piping The suction and discharge piping must be designed so that a minimum of forces affect the pu...

Page 40: ... 981 40 25 250 40 880 198 770 173 700 157 1 370 308 900 663 630 465 740 546 1 330 981 50 32 160 50 1 150 259 1 050 236 950 214 1 820 409 980 723 700 516 800 590 1 450 1 069 50 32 200 50 1 150 259 1 050 236 950 214 1 820 409 980 723 700 516 800 590 1 450 1 069 50 32 250 50 1 150 259 1 050 236 950 214 1 820 409 980 723 700 516 800 590 1 450 1 069 50 32 315 50 1 150 259 1 050 236 950 214 1 820 409 98...

Page 41: ... 504 4 350 978 1 470 1 084 1 050 774 1 330 981 2 140 1 578 125 100 3 15 12 5 2 750 622 2 500 562 2 240 504 4 350 978 1 470 1 084 1 050 774 1 330 981 2 140 1 578 125 100 4 00 12 5 2 750 622 2 500 562 2 240 504 4 350 978 1 470 1 084 1 050 774 1 330 981 2 140 1 578 150 125 2 50 15 0 3 500 787 3 150 708 2 850 641 5 500 1 236 1 750 1 291 1 230 907 1 450 1 069 2 560 1 888 150 125 3 15 15 0 3 500 787 3 1...

Page 42: ... 1 470 330 2 300 517 1 050 774 770 568 840 620 1 550 1 143 125 80 160 80 1 580 355 1 440 324 1 750 393 2 760 620 1 120 826 800 590 910 671 1 650 1 217 125 80 200 80 1 580 355 1 440 324 1 750 393 2 760 620 1 120 826 800 590 910 671 1 650 1 217 125 80 250 80 1 580 355 1 440 324 1 750 393 2 760 620 1 120 826 800 590 910 671 1 650 1 217 125 80 315 80 1 580 355 1 440 324 1 750 393 2 760 620 1 120 826 8...

Page 43: ...st never have a smaller diam eter than the suction inlet of the pump See the Example sections for illustrations Check that the eccentric reducer at the suction flange of the pump has the follow ing properties Sloping side down Horizontal side at the top See the example illustrations Suggested suction strainers are used Check that they are at least three times the area of the suction piping Monitor...

Page 44: ...to close the line during pump in spection and maintenance Do not use the isolation valve to throttle the pump Throttling can cause these problems Loss of priming Excessive temperatures Damage to the pump Voiding the warranty Make sure that the suction piping is free from air pockets This helps to prevent the occurrence of air and cavi tation in the pump inlet Check that the piping is level or slop...

Page 45: ...llustra tions Check that a check valve is installed in the discharge line between the isolation valve and the pump discharge outlet The location between the isolation valve and the pump allows inspection of the check valve The check valve prevents damage to the pump and seal due to the back flow through the pump when the drive unit is shut off It is also used to restrain the liq uid flow See Examp...

Page 46: ...line in order to prevent bypassing exces sive flows Consult your ITT representative for assistance in sizing a minimum flow orifice When a minimum flow orifice is unavailable Consider an automatic recirculation control valve or solenoid operated valve if a constant bypass minimum flow orifice is not possible 4 6 6 Auxiliary piping checklist Precautions CAUTION Risk of heat generation seal failure ...

Page 47: ...ing recommen dations Checklist Check Explanation comment Checked Check that the minimum flow for each component is 4 lpm 1 gpm Check that the cooling water pressure does not exceed 7 0 kg cm2 100 psig 4 6 7 Final piping checklist Check Explanation comment Checked Check that the shaft rotates smoothly Rotate the shaft by hand Make sure there is no rubbing that can lead to excess heat generation or ...

Page 48: ...Heat and pressure build up can cause explosion rupture and discharge of pumpage Never operate the pump with suction and or discharge valves closed Running a pump without safety devices exposes operators to risk of serious personal injury or death Never operate a unit unless appropriate safety devices guards etc are properly installed Failure to disconnect and lock out driver power may result in se...

Page 49: ...casing temperature is within 38 C 100 F of the fluid temperature Accomplish this by flowing fluid from pump inlet to discharge drain optionally the casing vent can be included in warm up circuit but not required Soak for 2 hours at process fluid temperature At initial startup do not adjust the variable speed drivers or check for speed governor or over speed trip settings while the variable speed d...

Page 50: ...disconnect and lock out power to the driver before performing any in stallation or maintenance tasks Electrical connections must be made by certified electricians in compliance with all international national state and local rules Refer to driver coupling gear manufacturer s installation and operation manuals IOM for specific instructions and recommendations 1 Lock out power to the driver 2 Make s...

Page 51: ...h Never operate a unit unless appropriate safety devices guards etc are properly installed Failure to disconnect and lock out driver power may result in serious physical injury or death Always disconnect and lock out power to the driver before performing any in stallation or maintenance tasks Electrical connections must be made by certified electricians in compliance with all international nationa...

Page 52: ...oupling guard half must fit around the end plate 1 2 3 Item Description 1 Annular groove 2 End plate pump end 2 Guard half Figure 22 Annular groove in coupling guard 3 Use a bolt a nut and two washers to secure the coupling guard half to the end plate Tighten securely 5 5 Install the coupling guard 50 Model IC ICI ICH ICIH Installation Operation and Maintenance Manual ...

Page 53: ...ce the driver half of the coupling guard over the pump half of the coupling guard The annular groove in the coupling guard half must face the motor Annular Driver Guard half groove Figure 24 Placement of driver half of coupling guard 5 Place the driver side end plate over the motor shaft 5 5 Install the coupling guard Model IC ICI ICH ICIH Installation Operation and Maintenance Manual 51 ...

Page 54: ... coupling guard towards the motor so that the coupling guard com pletely covers the shafts and coupling Slide to fit Driver Figure 26 Slide driver half of coupling guard towards motor 9 Use a nut a bolt and two washers to secure the coupling guard halves together 10 Tighten all nuts on the guard assembly 5 6 Bearing lubrication WARNING Risk of explosive hazard and premature failure from sparks and...

Page 55: ...nt Pourpoint 15 C 5 F Application temperature Contact your ITT representative to determine a suita ble type of lubrication if ambient temperatures are be low 10 C 14 F Higher than permitted bearing temperature Oil quantity requirements Bearing frame size Oil quantity in liters quarts 24 0 5 0 53 32 1 1 1 16 42 1 4 1 48 48 1 7 1 8 5 6 2 Lubricate the bearings with oil WARNING Risk of explosive haza...

Page 56: ... body to the bearing frame at the connection for the constant level oiler using PTFE sealing tape 3 Tighten until the threaded boss is in a vertical position 4 Remove the oil filling plug near the upper side of the bearing frame 5 Fill with oil by pouring into the connection opening until the oil level almost reaches the middle of the oil level sight glass in the main body 6 Fill the reservoir usi...

Page 57: ...above the ambient temperature and never exceed 90 C 194 F when checked weekly 5 7 Shaft sealing options In most cases the manufacturer seals the shaft before shipping the pump If your pump does not have a sealed shaft see the Shaft seal maintenance section in the Maintenance chapter This model uses these types of shaft seals Cartridge mechanical seal Conventional inside component mechanical seal C...

Page 58: ...aintenance section in the Maintenance chapter 5 7 4 Connection of sealing liquid for a packed stuffing box NOTICE Make sure to lubricate the packing Failure to do so may result in shortening the life of the packing and the pump You must use an external sealing liquid under these conditions The pumped fluid includes abrasive particles The stuffing box pressure is below atmospheric pressure when the...

Page 59: ... 8 2 Prime the pump with the suction supply below the pump Use a foot valve and an outside source of liquid in order to prime the pump The liquid can come from one of these sources A priming pump A pressurized discharge line Another outside supply 1 Close the discharge isolation valve 2 Open the air vent valves in the casing 3 Open the valve in the outside supply line until only liquid escapes fro...

Page 60: ...valve 2 Shutoff valve 3 From outside supply 4 Foot valve 5 Check valve Figure 30 Pump priming with suction supply below pump with foot valve and an outside sup ply 5 8 Pump priming 58 Model IC ICI ICH ICIH Installation Operation and Maintenance Manual ...

Page 61: ...ng systems are operating correctly prior to starting pump NOTICE Risk of equipment damage due to dry operation Immediately observe the pressure gauges If discharge pressure is not quickly attained stop the driver immediately rep rime and attempt to restart the pump On frame mounted units ensure that the oil level is correct prior to starting pump Close coupled pumps do not have oil lubricated bear...

Page 62: ...blem A pump can exceed normal levels for several reasons See Troubleshooting for information about possible solutions to this problem 7 Repeat steps 5 and 6 until the pump runs properly 5 10 Limits of operation Flow limits These flow limits are valid unless other data is available in the curves or data sheets Qmin 0 1 x QBEP Short term operation Qmin 0 3 x QBEP Continuous operation Qmax 1 2 x QBEP...

Page 63: ...Risk of equipment damage and serious physical injury Heat build up can cause rotat ing parts to score or seize Observe pump for excessive heat build up If normal levels are exceeded shut down and resolve NOTICE Cavitation can cause damage to the internal surfaces of the pump Ensure net positive suc tion head available NPSHA always exceeds NPSH required NPSH3 as shown on the published performance c...

Page 64: ...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 manufacturer You must check the final alignment after the pump and driver are at operating temperature For initial alignment instructions see the Installation chapter 1 Run the unit under actual operating condi...

Page 65: ...ze the vibration Inspect the discharge pressure Inspect the temperature Check the seal chamber and stuffing box for leaks Ensure that there are no leaks from the mechanical seal Adjust or replace the packing in the stuffing box if you notice excessive leaking Three month inspections Perform these tasks every three months Check that the foundation and the hold down bolts are tight Check the packing...

Page 66: ...urs of operation 60 C to 80 C 140 F to 176 F After 300 hours of operation Every 4000 hours of operation 80 C to 100 C 176 F to 212 F After 200 hours of operation Every 3000 hours of operation NOTICE Strictly maintain the oil changing schedule if the pump is operating in an potentially explosive environment Change the oil every two years if the pump is left idle Dispose of used oil in accordance wi...

Page 67: ...ents Use a high quality grease lubricant corresponding to NLGI Grade 2 Grease lubrication Consider this information when you lubricate with grease Pumps are delivered from the manufacturer with lubricated bearings and are ready to be used The bearings are filled with lithium based grease which is suitable for a temperature range from 30 C to 90 C 22 F to 194 F when measured at the surface of the b...

Page 68: ...s of mechanical seals refer to the instructions provided by the seal manufacturer for installation and setting Reference drawing The manufacturer supplies a reference drawing with the data package Keep this drawing for future use when you perform maintenance and seal adjustments The seal drawing specifies the required flush fluid and attachment points Before you start the pump Check the seal and a...

Page 69: ...ng heat to impellers propellers or their retaining devices can cause trapped liquid to rapidly expand and result in a violent explosion This manual clearly identifies accepted methods for disassembling units These meth ods must be adhered to Never apply heat to aid in their removal unless explicitly stat ed in this manual Handling heavy equipment poses a crush hazard Use caution during handling an...

Page 70: ...e drain valve open and remove the drain plug located on the bottom of the pump hous ing Do not reinstall the plug or close the drain valve until the reassembly is complete 2 Remove the coupling guard 6 4 4 Remove the coupling Remove the coupling in accordance with the recommendations of the coupling manufacturer 6 4 5 Remove the back pull out assembly WARNING Lifting and handling heavy equipment p...

Page 71: ...ist through the frame adapter 108 or the frame 228A for the 4 Place one sling from the hoist through the frame adapter 344 and a second sling from the hoist to the bearing frame 330 228 370F 330 901 11 901 42 344 120V Figure 32 Sling placement 5 Remove the hold down bolts of the bearing frame foot 6 Remove the casing bolts WARNING Risk of severe physical injury or death from explosion of trapped l...

Page 72: ...y or death from explosion of trapped liquid Never use heat to remove parts unless explicitly stated in this manual Risk of serious physical injury or equipment damage Pump and components are heavy Ensure all equipment is properly supported while working Wear appropriate Personal Protective Equipment PPE such as steel toed shoes gloves etc at all times CAUTION Risk of physical injury from sharp edg...

Page 73: ...on before you proceed with the disassembly 922 412 21 230 210 940 31 Figure 37 Rotor components NOTICE Crush hazard Make sure that the back pull out assembly cannot tip over 6 4 8 Remove the seal chamber cover 1 Remove the gland stud nuts 2 Remove the seal chamber stud nuts 3 Remove the seal chamber 161 4 Remove the shaft sleeve 524 if it is used The mechanical seal is attached to the sleeve 6 4 D...

Page 74: ... cover 1 Remove the gland nuts and the gland 452 2 Remove the stuffing box cover nuts 3 Remove the stuffing box cover 161 4 Remove the shaft sleeve 524 5 Remove the packing 461 and lantern ring 458 from the stuffing box cover 161 A lantern ring does not come with self lubricating graphite packing 902 31 461 524 452 161 412 21 920 31 458 Figure 39 Packing and lantern ring removal 6 4 10 Disassemble...

Page 75: ...ove the bearing nut 923 51 The bearing nut is right hand threaded and is self locking It can be reused up to five times if handled properly 6 Use a hydraulic press or bearing puller in order to remove the radial and thrust bearings 320 51 and 320 52 from the shaft 6 5 Pre assembly inspections Guidelines Before you assemble the pump parts make sure you follow these guidelines Inspect the pump parts...

Page 76: ...cement This table shows the criteria for replacing the impeller Impeller parts When to replace Impeller vanes When grooved deeper than 1 6 mm 1 16 in or When worn evenly more than 0 8 mm 1 32 in Vane edges When you see cracks pitting or corrosion damage Impeller clearances and reconditioning When you recondition the impeller consider this information For pumps installed in potentially explosive at...

Page 77: ...ive side Measure the radial clearance s on the drive side of the impeller on the following sizes only 100 65 315 125 80 315 125 80 400 125 100 315 125 100 400 150 125 315 150 125 400 200 150 315 200 150 400 Table 6 Impeller clearance limits Nominal diameter D mm in 60 68 85 100 120 13 5 155 175 220 Radial clear ance s New Min 0 15 mm 0 005 in 0 17 mm 0 007 in 0 20 mm 0 008 in 0 22 mm 0 009 in 0 25...

Page 78: ...orroded fasteners Ensure that all fasteners are properly tightened and that there are no missing fasten ers 6 5 2 Shaft and sleeve replacement guidelines Straightness check 210 Figure 45 Straightness check Replace the shaft 210 if runout exceeds the values in this table Shaft and sleeve check 524 Figure 46 Shaft and sleeve check Check the shaft and sleeve 524 surface for grooves and pitting Replac...

Page 79: ...tuffing box cover inspection Checklist Perform these checks when you inspect the seal chamber and stuffing box cover Make sure that these surfaces are clean Seal chamber and stuffing box cover Mounting Make sure there is no pitting or wear greater than 3 2 mm 1 8 in deep Replace the seal chamber and stuffing box cover if pitting or wear exceeds this measurement Inspect the machined surfaces and ma...

Page 80: ...ou rotate them Investigate any bearing damage to determine the cause If the cause is not normal wear cor rect the issue before you return the pump to service 6 6 Reassembly 6 6 1 Assemble the rotating element and bearing frame WARNING Lifting and handling heavy equipment poses a crush hazard Use caution during lifting and handling and wear appropriate Personal Protective Equipment PPE such as stee...

Page 81: ...ly Thread EZE to the bearing locknut threads on the shaft e Thread the bearing locknut 923 51 onto the thrust end of the shaft The bearing nut is right hand threaded and is self locking It can be reused up to five times if handled properly f Allow the bearing to cool for 10 minutes and retighten 923 51 302 52 932 51 Figure 50 Shaft assembly 2 Install the shaft assembly into the bearing frame a Coa...

Page 82: ...y seat ed in the frame adapter Make sure that the bolt holes are aligned 923 51 302 52 932 51 330 320 51 344 j Remove the stud that was used to align frame adapter and frame Bolt the bearing frame 330 to the frame adapter 334 with the hexagon head bolts 901 41 Make sure to position the bolts in the center of the drilled holes in order to ensure the proper oil settings Tighten according to the Bolt...

Page 83: ... at the coupling end and tighten the impeller nut 922 right threaded 4 Tighten the impeller nut to the torques listed in the Torque values table 922 412 21 230 210 940 31 Figure 53 Impeller installation NOTICE Crush hazard Make sure that the back pull out assembly cannot tip over 6 6 3 Shaft sealing WARNING The mechanical seal used in an Ex classified environment must be properly certified CAUTION...

Page 84: ... the stuffing box bore 2 Twist the packing enough to get it around the shaft Packing rings Lantern rings 1 3 4 2 3 4 1 Packing rings 2 Lantern rings 3 Correct 4 Incorrect Figure 54 Packing rings and lantern rings 3 Insert the packing and stagger the joints in each ring by 90 Install the stuffing box parts in this order a One packing ring b One lantern ring two piece c Three packing rings NOTICE Ma...

Page 85: ...hanical seal 1 Assemble the seal chamber a Install a seal chamber cover and fasten with hexagon head screws b Install the shaft sleeve 524 161 412 21 433 524 Figure 55 Install shaft sleeve 2 Mark the shaft and sleeve at the face of the seal chamber 3 Continue the complete reassembly of the pump except for the mechanical seal 4 Scribe a line on the marked shaft and sleeve at the face of the seal ch...

Page 86: ...all the shims under the frame foot and tighten the frame foot to the baseplate Make sure that you use the proper shim Mount a dial indicator in order to measure the distance between the top of the frame and the baseplate Make sure that the distance does not change as you tighten the frame foot bolts 7 Replace the auxiliary piping 8 Fill the pump with the proper lubricant See Lubricating oil requir...

Page 87: ... 5 76 0 73 5 73 5 45 0 74 0 73 0 72 5 77 0 74 5 73 5 55 0 75 5 74 5 74 0 78 0 75 5 75 0 75 0 77 0 76 0 75 5 80 0 76 5 76 0 90 0 78 0 77 0 80 5 77 5 110 0 79 0 78 0 82 5 78 5 132 0 80 0 79 0 83 0 79 5 160 0 81 0 80 0 83 5 80 5 Table notes Sound pressure level LpA measured in 1 m distance from the pump surface according to DIN 45635 part 1 and 24 Room and foundation influences are not considered The...

Page 88: ...r human life or cause damage to property or high costs you must keep a sufficient number of stand by pumps in stock Store stand by pumps according to the instructions in Transportation and Storage Spare parts stock guidelines When you stock spare parts consider these guidelines Stock spare parts in order to ensure two years of continuous operation If no other guidelines apply stock the recommended...

Page 89: ...ote Power end bear ing frame adapt er shaft bearings and other parts 2 Calculation note In order to determine the number of spare parts to stock for a part used on 10 or more pumps use this calculation 1 Count the number of times the part is used for one pump 2 Multiple that number by the number of pumps 3 Multiple the result by the percentage listed in the table for that part Spare parts order Pr...

Page 90: ...ween the impel ler and the pump casing is exces sive Adjust the impeller clearance The suction head is not sufficient Make sure that the suction line shutoff valve is fully open and that the line is unobstructed The impeller is worn or broken Inspect and replace the impeller if necessary The pump starts and then stops pumping The pump is not primed Re prime the pump and check that the pump and suc...

Page 91: ... the im peller diameter If this does not help then contact your ITT rep resentative The liquid is heavier than ex pected Check the specific gravity and viscosity The stuffing box packing is too tight Readjust the packing If the packing is worn then replace the packing Rotating parts are rubbing against each other Check the parts that are wearing for proper clearances The impeller clearance is too ...

Page 92: ... flange There is excessive frame adapter run out There is corrosion on the frame adapter Replace the frame adapter The adapter to frame gasket is not seated properly Re seat the frame adapter and make sure that the adapter to frame gasket is seated properly There is excessive seal chamber or stuffing box cover runout The seal chamber or the stuffing box cover is not properly seated in the frame ad...

Page 93: ...r contact ball bearing 330 Bearing frame Cast iron 344 Frame adapter Ductile iron 400 Casing gasket Non asbestos aramid fiber 412 21 O ring shaft sleeve and im peller nut PTFE 412 41 O ring bearing frame Viton 421 41 Oil seal inboard Lip seal buna and steel 421 51 Oil seal outboard Lip seal buna and steel 507 Flinger Noryl 66 524 Shaft sleeve Duplex SS 1 4462 Alloy 20 Hastelloy Titanium 637 Oil ve...

Page 94: ... Duplex WW Alloy 20 AA Hastelloy BB CC Titanium TT 236 Inducer optional Duplex SS 1 4462 Alloy 20 Hastelloy Titanium 452 Packing gland 316 SS 458 Lantern ring Glass filled PTFE 461 Packing PTFE impregnated 502 11 Wear ring optional 316 SS 1 4410 Duplex SS Alloy 20 Hastelloy Titanium 642 Oil level sight glass Glass plastic 8 1 Parts list 92 Model IC ICI ICH ICIH Installation Operation and Maintenan...

Page 95: ... Manuals 9 1 For additional documentation For any other relevant documentation or manuals contact your ITT representative 9 Other Relevant Documentation or Manuals Model IC ICI ICH ICIH Installation Operation and Maintenance Manual 93 ...

Page 96: ...695 8523 Asia Pacific ITT Fluid Technology Asia Pte Ltd 1 Jalan Kilang Timor 04 06 Singapore 159303 65 627 63693 65 627 63685 Europe ITT Goulds Pumps Millwey Rise Industrial Estate Axminster Devon England EX13 5HU 44 1297 639100 44 1297 630476 Latin America ITT Goulds Pumps Camino La Colina 1448 Condominio Industrial El Rosal Huechuraba Santiago 8580000 Chile 562 544 7000 562 544 7001 Middle East ...

Page 97: ...e information http www gouldspumps com Goulds Pumps 240 Fall Street Seneca Falls NY 13148 USA 2010 ITT Corporation The original instruction is in English All non English instructions are translations of the original instruction Form en US 2010 07 IOM IC ICI ICH ICIH ...

Search results

Summary of Contents for Goulds Pumps IC

Reviews:

Related manuals for Goulds Pumps IC

Brands by name

Popular brands

ITT Goulds Pumps IC, Installation, Operation And Maintenance Manual

Search results

Summary of Contents for Goulds Pumps IC

Reviews:

Related manuals for Goulds Pumps IC

Brands by name

Popular brands