ITT GOULDS PUMPS 3196 i-FRAME Installation, Operation And Maintenance Manual
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ITT GOULDS PUMPS 3196 i-FRAME Installation, Operation And Maintenance Manual

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Installation, Operation, and
Maintenance Manual
Model 3196 i-FRAME

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Summary of Contents for ITT GOULDS PUMPS 3196 i-FRAME

  • Page 1 Installation, Operation, and Maintenance Manual Model 3196 i-FRAME...

  • Page 3: Table Of Contents

    Table of Contents Table of Contents 1 Introduction and Safety ............................ 5 1.1 Introduction..............................5 1.1.1 Requesting other information ......................5 1.2 Safety ................................ 5 1.2.1 Safety terminology and symbols ..................... 6 1.2.2 Environmental safety........................7 1.2.3 User safety ............................8 1.3 Product warranty .............................
  • Page 4 Table of Contents 4.6.1 General piping checklist ........................ 44 4.6.2 Suction-piping checklist......................... 47 4.6.3 Discharge piping checklist......................49 5 Commissioning, Startup, Operation, and Shutdown ................... 51 5.1 Preparation for startup..........................51 5.2 Remove the coupling guard ........................52 5.3 Check the rotation ........................... 54 5.4 Impeller-clearance check ........................
  • Page 5 Table of Contents 6.4.3 Drain the pump..........................81 6.4.4 Remove the coupling ........................81 6.4.5 Remove the back pull-out assembly ..................... 81 6.4.6 Remove the coupling hub ......................84 6.4.7 Impeller removal..........................84 6.4.8 Shaft guard removal (if provided)....................86 6.4.9 Seal-chamber cover removal ......................
  • Page 6 9.1 Putting pump out of operation ....................... 167 9.2 Disposal..............................167 10 Other Relevant Documentation or Manuals....................168 10.1 For additional documentation ......................168 11 Local ITT Contacts ............................169 11.1 Regional offices ........................... 169 Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 7: Introduction And Safety

    For instructions, situations, or events that are not consid- ered in this manual or in the sales documents, please contact the nearest ITT representative. Always specify the exact product type and serial number when requesting technical information or spare parts.

  • Page 8: Safety Terminology And Symbols

    • Risk of injury and/or property damage. Operating a pump in an inappropriate application can cause over pressurization, overheating, and/or unstable operation. Do not change the service application without the approval of an authorized ITT representative. • WARNING: This product contains Carbon Black a chemical known to the State of California to cause can- cer.

  • Page 9: Electrical Hazard

    WARNING: If the product has been contaminated in any way, such as from toxic chemicals or nuclear radi- ation, do NOT send the product to ITT until it has been properly decontaminated and advise ITT of these conditions before returning.

  • Page 10: Electrical Installation

    1.2 Safety 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 safety rules apply: • Always keep the work area clean. •...

  • Page 11: Precautions Before Work

    1.2 Safety Temperature WARNING: Equipment and piping surfaces may exceed 130ºF (54ºC) in operating process plants. Clear visual warnings or other indicators should alert personnel to surfaces that may reach a poten- tially unsafe temperature. Do not touch hot surfaces. Allow pumps operating at a high tempera- ture to cool sufficiently before performing maintenance.

  • Page 12: Hazardous Liquids

    All service and repair work is done by ITT-authorized personnel. • Genuine ProCast parts are used. • Only Ex-approved spare parts and accessories authorized by ITT are used in Ex-approved prod- ucts. Limitations The warranty does not cover faults caused by these situations: •...

  • Page 13: Ex Considerations And Intended Use

    Personnel requirements These are the personnel requirements for Ex-approved products in potentially explosive atmospheres: • All work on the product must be carried out by certified electricians and ITT-authorized mechanics. Special rules apply to installations in explosive atmospheres. • All users must know about the risks of electric current and the chemical and physical characteristics of the gas, the vapor, or both present in hazardous areas.
  • Page 14 Maintenance manual (IOM) can cause serious personal injury or damage to the equipment. This in- cludes any modification to the equipment or use of parts not provided by ITT Goulds Pumps. If there is any question regarding the intended use of the equipment, please contact an ITT Goulds representative before proceeding.
  • Page 15 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.
  • Page 16 If the equipment is Ex certified and the listed temperature exceeds the applicable value shown in Table 1 under SAFETY, then that temperature is not valid. Should this situation occur, please consult with your ITT/Goulds representative. • Cooling systems, such as those for bearing lubrication, mechanical seal systems, etc., where provided, must be operating properly to prevent excess heat generation, sparks and premature failure.
  • Page 17 In plants or pumps with cathodic corrosion protection, a small current constantly flows through the construction. This is not permissible on the complete pump or partially-as- sembled machinery without further precautions being taken. ITT should be consulted in this context.

  • Page 18: Transportation And Storage

    2 Transportation and Storage 2 Transportation and Storage 2.1 Inspect the delivery 2.1.1 Inspect the package Inspect the package for damaged or missing items upon delivery. Note any damaged or missing items on the receipt and freight bill. File a claim with the shipping company if anything is out of order. If the product has been picked up at a distributor, make a claim directly to the distributor.
  • Page 19 2.2 Transportation guidelines Table 2: Methods Pump type Lifting method Bare pump without lifting handles Use a suitable sling attached properly to solid points like the casing, the flang- es, or the frames. A bare pump with lifting handles Lift the pump by the handles. A base-mounted pump Use slings under the pump casing and the drive unit, or under the base rails.
  • Page 20 2.2 Transportation guidelines Figure 5: Example of a proper lifting method NOTICE: Do not use this method to lift a Polyshield ANSI Combo with the pump and motor mounted. These items are not designed to handle the heavy weight of the Polyshield system. Doing so may result in equipment damage.

  • Page 21: Storage Guidelines

    2.3 Storage guidelines Figure 7: Example of a proper lifting method with a strap secured around the frame adapter Figure 8: Example of offset overhead motor mount pump proper lifting method 2.3 Storage guidelines 2.3.1 Pump storage requirements Storage requirements depend on the amount of time that you store the unit. The normal packaging is designed only to protect the unit during shipping.

  • Page 22: Frostproofing

    You can purchase long-term storage treatment with the initial unit order or you can purchase it and apply it after the units are already in the field. Contact your local ITT sales representative. 2.3.2 Frostproofing...

  • Page 23: Product Description

    Use of equipment unsuitable for the environment can pose risks of ignition and/or explosion. Ensure the pump driver and all other auxiliary components meet the required area classifica- tion at the site. If they are not compatible, do not operate the equipment and contact an ITT representative before proceeding.

  • Page 24: Part Description 3196

    3.1 General description 3196 i-FRAME 3.1.1 Part description 3196 Casing Impeller Cover Power end 3196 3796 HT 3196 CV 3196 LF 3196 NM 3196 3198 Figure 10: 3196 part description Table 4: Casing This table describes the pump casing parts. Part Description Discharge...

  • Page 25: General Description I-Alert® Equipment Health Monitor

    3.2 General description i-ALERT® Equipment Health Monitor Cover Standard • Stuffing Box cover designed for packing or a mechanical seal • BigBore or TaperBore® PLUS seal chambers designed for improved performance of mechanical seals Optional sealing design • a dynamic seal is available which uses a repeller to pump liquid out of the stuffing box while the pump operates.

  • Page 26: Nameplate Information

    - and - resources/literature/ IOMs, https://www.i-alert.com/ or your local ITT Goulds Pumps Sales Rep. Alarm mode The condition monitor enters alarm mode when either vibration or temperature limits are exceeded over two consecutive readings within a user defined period. Alarm mode is indicated with red flashing LED.
  • Page 27 3.3 Nameplate information Nameplate Description If applicable, your pump unit might have an Ex nameplate affixed to the pump, the baseplate, or the discharge head. The nameplate provides information about the Ex specifications of this pump. Nameplate on the pump casing using English units Figure 11: Nameplate on the pump casing using English units Table 7: Explanation of nameplate on the pump casing Nameplate field...
  • Page 28 3.3 Nameplate information Nameplate field Explanation Rated pump flow, in cubic meters per hour M HD Rated pump head, in meters Rated pump speed, in revolutions per minute MOD. Pump model SIZE Size of the pump STD. NO. ANSI standard designation MAT L.
  • Page 29 Use of equipment unsuitable for the environment can pose risks of ignition and/or explosion. Ensure the pump driver and all other auxiliary components meet the required area classifica- tion at the site. If they are not compatible, do not operate the equipment and contact an ITT representative before proceeding.

  • Page 30: Installation

    Electrical connections must be made by certified electricians in compliance with all inter- national, national, state and local regulations. • Supervision by an authorized ITT representative is recommended to ensure proper instal- lation. Improper installation may result in equipment damage or decreased performance. 4.1.1 Pump location guidelines...

  • Page 31: Foundation Requirements

    4.1 Pre-installation 4.1.2 Foundation requirements Requirements • The location and size of the foundation bolt holes must match those shown on the assembly draw- ing provided with the pump data package. • The foundation must weigh between two and three times the weight of the pump. •...

  • Page 32: Baseplate-Mounting Procedures

    4.2 Baseplate-mounting procedures 4.2 Baseplate-mounting procedures 4.2.1 Prepare the baseplate for mounting Remove all the attached equipment from the baseplate. Clean the underside of the baseplate completely. If applicable, coat the underside of the baseplate with an epoxy primer. Use an epoxy primer only if using an epoxy-based grout. Remove the rust-proofing coat from the machined mounting pads using an appropriate solvent.

  • Page 33: Install The Baseplate Using Jackscrews

    4.2 Baseplate-mounting procedures Level the baseplate both lengthwise and across by adding or removing shims or moving the wedg- 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 the 4.2.6 Baseplate-leveling worksheet on page 36 when you take the readings.
  • Page 34 4.2 Baseplate-mounting procedures NOTICE: Remove all dirt from the mounting pads in order to ensure that the correct leveling is achieved. Failure to do so can result in equipment damage or decreased performance. Put one machinist's level lengthwise on one of the two pads. Put the other machinist's level across the ends of the two pads.

  • Page 35: Install The Baseplate Using Spring Mounting

    4.2 Baseplate-mounting procedures Item Description Driver's mounting pads Machinist's levels Foundation bolts Jackscrews Grout hole Pump's mounting pads Figure 22: Level pump mounting pads Hand-tighten the nuts for the foundation bolts. Check that the driver's mounting pads are level and adjust the jackscrews and the foundation bolts if necessary.

  • Page 36: Install The Baseplate Using Stilt Mounting

    4.2 Baseplate-mounting procedures Thread the upper jam nut onto the spring stud by hand. Repeat steps 2 through 4 for all the spring assemblies. Lower the baseplate so that the spring assemblies fit into the foundation pads. Level the baseplate and make the final height adjustments: Loosen the upper jam nuts and adjusting nuts.
  • Page 37 4.2 Baseplate-mounting procedures The correct height depends on the required distance between the foundation/floor and the base- plate. Put a washer onto the lower adjusting- nut. Install the stilt assembly on the baseplate: Insert the stilt assembly into the baseplate's anchorage hole from below. Put a washer onto the stilt.

  • Page 38: Baseplate-Leveling Worksheet

    4.2 Baseplate-mounting procedures 4.2.6 Baseplate-leveling worksheet Level measurements 1)____________________ 2)____________________ 3)____________________ 4)____________________ 5)____________________ 6)____________________ 7)____________________ 8)____________________ 9)____________________ 10)___________________ 11)___________________ 12)___________________ 13)___________________ 14)___________________ 15)___________________ 16)___________________ 17)___________________ 18)___________________ Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 39: Install The Pump, Driver, And Coupling

    4.3 Install the pump, driver, and coupling 4.3 Install the pump, driver, and coupling Mount and fasten the pump on the baseplate. Use applicable bolts. Mount the driver on the baseplate. Use applicable bolts and hand tighten. Install the coupling. See the installation instructions from the coupling manufacturer.

  • Page 40: Permitted Indicator Values For Alignment Checks

    The correct tolerances must be used. Failure to do so can result in misalignment. Contact ITT for further information. When dial indicators are used to check the final alignment, the pump and drive unit are correctly aligned when these conditions are true: •...

  • Page 41: Attach The Dial Indicators For Alignment

    4.4 Pump-to-driver alignment Guideline Explanation Check the alignment again after any mechanical adjustments. This corrects any misalignments that an adjust- ment may have caused. 4.4.4 Attach the dial indicators for alignment You must have two dial indicators in order to complete this procedure. Attach two dial indicators on the pump coupling half (X): Attach one indicator (P) so that the indicator rod comes into contact with the perimeter of the driver coupling half (Y).

  • Page 42: Perform Angular Alignment For A Horizontal Correction

    4.4 Pump-to-driver alignment Shims Figure 26: Side view of an incorrect vertical alignment Repeat the previous steps until the permitted reading value is achieved. 4.4.5.2 Perform angular alignment for a horizontal correction Set the angular alignment indicator (A) to zero on left side of the driver coupling half (Y), 90° from the top-center position (9 o’clock).

  • Page 43: Perform Parallel Alignment For A Horizontal Correction

    The specified permitted reading values are valid only at operating temperature. For cold set- tings, other values are permitted. The correct tolerances must be used. Failure to do so can result in misalignment. Contact ITT for further information. 4.4.5.4 Perform parallel alignment for a horizontal correction Refer to the alignment table in "Permitted indicator values for alignment checks"...

  • Page 44: Perform Complete Alignment For A Vertical Correction

    The specified permitted reading values are valid only at operating temperature. For cold set- tings, other values are permitted. The correct tolerances must be used. Failure to do so can result in misalignment. Contact ITT for further information. 4.4.5.5 Perform complete alignment for a vertical correction A unit is in complete alignment when both the angular indicator (A) and the parallel indicator (P) do not vary by more than 0.05 mm | 0.002 in.

  • Page 45: Grout The Baseplate

    4.5 Grout the baseplate Illustration Figure 30: Example of the C-face adapter (340) Alignment requirements When you use a C-face adapter, you do not have to align the shaft. The rabbeted fittings of the drive unit to the adapter and the adapter to the bearing frame automatically align the shaft to within the specified limits.

  • Page 46: Piping Checklists

    4.6 Piping checklists Item Description Baseplate Shims or wedges Grout Foundation Sleeve Bolt Figure 31: Pour grout into baseplate Fill the remainder of the baseplate with grout, and allow the grout to set for at least 48 hours. Item Description Baseplate Grout Foundation...

  • Page 47: Piping Guidelines

    4.6 Piping checklists system, including those from the thermal expansion of the piping, must not exceed the limits of the pump. • Risk of serious personal injury or property damage. Fasteners such as bolts and nuts are critical to the safe and reliable operation of the product. Ensure appropriate use of fasten- ers during installation or reassembly of the unit.
  • Page 48 4.6 Piping checklists Check Explanation/comment Checked If the pump handles liquids at elevat- This helps to prevent misalignment due to linear expansion of ed temperatures, make sure that the the piping. expansion loops and joints are prop- erly installed. Make sure that all piping compo- —...

  • Page 49: Suction-Piping Checklist

    4.6 Piping checklists • Ensure that all fasteners are properly tightened and that there are no missing fasteners. 4.6.2 Suction-piping checklist Performance curve reference Net positive suction head available (NPSH ) must always exceed NPSH required (NPSH ) as shown on the published performance curve of the pump.
  • Page 50 4.6 Piping checklists Liquid source below the pump Check Explanation/comment Checked Make sure that the suction piping is free This helps to prevent the occurrence of air and cavita- from air pockets. tion in the pump inlet. Check that the suction piping slopes up- —...

  • Page 51: Discharge Piping Checklist

    4.6 Piping checklists Example: Suction piping equipment Correct Incorrect Suction pipe sloping upwards from liquid source Air pocket, because the eccentric reducer is not used and because the suction piping does not Long-radius elbow slope gradually upward from the liquid source Strainer Foot valve Eccentric reducer with a level top...
  • Page 52 4.6 Piping checklists Check Explanation/comment Checked If quick-closing valves are installed in the This protects the pump from surges and water hammer. system, check that cushioning devices are used. Example: Discharge piping equipment Correct Incorrect Check valve (incorrect position) Bypass line The isolation valve should not be positioned be- Shut-off valve tween the check valve and the pump.

  • Page 53: Commissioning, Startup, Operation, And Shutdown

    5 Commissioning, Startup, Operation, and Shutdown 5 Commissioning, Startup, Operation, and Shutdown 5.1 Preparation for startup WARNING: • Risk of serious physical injury or death. Exceeding any of the pump operating limits (e.g. - pressure, temperature, power, etc.) could result in equipment failure, such as explosion, seizure, or breach of containment.

  • Page 54: Remove The Coupling Guard

    5.2 Remove the coupling guard CAUTION: When a cartridge mechanical seal is used, ensure that the set screws in the seal locking ring are tightened and that the centering clips have been removed prior to startup. This prevents seal or shaft sleeve damage by ensuring that the seal is properly installed and centered on the sleeve.
  • Page 55 5.2 Remove the coupling guard Driver Remove the nut, bolt, and washers from the driver half of the coupling guard. Remove the driver half of the coupling guard: Slightly spread the bottom apart. Lift upwards. Driver-side coupling guard Annular groove Driver Remove the remaining nut, bolt, and washers from the pump half of the coupling guard.

  • Page 56: Check The Rotation

    5.3 Check the rotation Item Description Annular groove Pump-side end plate Driver Pump half of the coupling guard 5.3 Check the rotation WARNING: • Starting the pump in reverse rotation can result in the contact of metal parts, heat genera- tion, and breach of containment.

  • Page 57: Impeller Clearances (3196 And Ht 3196)

    5.5 Impeller-clearance setting 5.4.1 Impeller clearances (3196 and HT 3196) NOTICE: Set the impeller clearance according to and . Failure to do so may result in heat generation and equipment damage. Higher clearances are used above 93°C | 200°F to prevent the impeller from contacting the casing due to thermal expansion.

  • Page 58: Set The Impeller Clearance - Dial Indicator Method (All Except Cv 3196, Cv 3198, And Lf 3196 Size 1X1.5-4)

    5.5 Impeller-clearance setting Back clearance Front clearance Figure 33: Impeller clearance measurement 5.5.1 Set the impeller clearance - dial indicator method (all except CV 3196, CV 3198, and LF 3196 size 1x1.5-4) WARNING: 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 installation or main- tenance tasks.

  • Page 59: Set The Impeller Clearance - Feeler Gauge Method (All Except Cv 3196, Cv3198 And Lf 3196 Size 1X1.5-4)

    5.5 Impeller-clearance setting 134A 370C 370D Figure 34: Dial indicator setting Loosen the jam nuts (423) on the jack bolts (370D) , and then back the bolts out about two turns. Tighten the locking bolts evenly (370C), bringing the bearing housing (134A) towards the frame (228) until the impeller contacts the casing.

  • Page 60: Couple The Pump And Driver

    5.6 Couple the pump and driver Figure 35: Loosen jam nuts 1. See impeller clearance table for distance Evenly tighten the locking bolts (370C), bringing the bearing housing (134A) towards the frame (228) until the impeller contacts the casing. Turn the shaft to ensure that there is contact between the impeller and the casing. Use a feeler gauge to set the gap between the three locking bolts (370C) and the bearing housing (134A) to the correct impeller clearance.
  • Page 61 5.6 Couple the pump and driver • 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. WARNING: The coupling guard used in an Ex classified environment must be properly certified and con- structed from a spark resistant material.
  • Page 62 5.6 Couple the pump and driver Position the opening (flange) so that it does not interfere with the piping but still allows for ac- cess when you install the bolts. Item Description Annular groove Pump-side end plate Driver Pump half of the coupling guard Figure 37: Align pump end guard half with annular groove Item Description Annular groove...
  • Page 63 5.6 Couple the pump and driver Figure 39: Captured hardware component assembly Install the bolt retainer over the exposed end of the bolt, and the U-Nut into the slot in the coupling guard if it was not done from the factory. Thread bolt into the U-Nut and tighten firmly.
  • Page 64 5.6 Couple the pump and driver End plate Driver Figure 41: Placement of driver half of coupling guard Hand-tighten only. Repeat Steps 4 through 6 for the rear end of the coupling guard half. The hole is located on the driver-side of the coupling guard half. 10.

  • Page 65: Bearing Lubrication

    5.6 Couple the pump and driver 5.6.2 Bearing lubrication WARNING: Risk of explosive hazard and premature failure from sparks and heat generation. Ensure bear- ings are properly lubricated prior to startup. NOTICE: Grease can settle in equipment left idle leaving bearings improperly lubricated. Check the greasing on a pump that has been out of service for a long period of time and re-grease if nec- essary.

  • Page 66: Lubricate The Bearings With Oil

    5.6 Couple the pump and driver Table 11: Acceptable lubricants Brand Lubricant type Chevron GST Oil 68 Exxon Teresstic EP 68 Mobil DTE Heavy Medium Phillips 66 Turbine Oil VG68 Shell Turbo T 68 Sunoco Sunvis 968 Royal Purple SYNFILM ISO VG 68 Synthetic Oil 5.6.2.4 Lubricate the bearings with oil WARNING: Risk of explosive hazard and premature failure from sparks and heat generation.

  • Page 67: Shaft-Sealing Options

    5.7 Shaft-sealing options 5.6.2.6 Greased-for-life bearing lubrication The bearing manufacturer fills greased-for-life bearings with grease and seals them at the factory. You do not need to lubricate or seal these bearings. Refer to the Maintenance chapter for re-greasing and maintenance procedures for these bearings. 5.7 Shaft-sealing options In most cases, the manufacturer seals the shaft before shipping the pump.

  • Page 68: Packed Stuffing Box Option

    5.7 Shaft-sealing options 5.7.3 Packed stuffing box option WARNING: Packed stuffing boxes are not allowed in an Ex-classified environment. The factory does not install the packing, lantern ring, or split gland. These parts are included with the pump in the box of fittings. Before you start the pump, you must install the packing, lantern ring, and split gland according to the Packed stuffing box maintenance section in the Maintenance chapter.

  • Page 69: Set An Elastomeric Face Seal

    5.8 Install the shaft guard - if provided Table 13: Dynamic seal part function Part Function Repeller seal A repeller seal prevents liquid from entering the stuffing box during operation. The repeller normally does not require a flush. However, for services that allow a build- up of solids on the repeller, you must install a flush connection.

  • Page 70: Pump Priming

    5.9 Pump priming 5.9 Pump priming 5.9.1 Prime the pump with the suction supply above the pump Slowly open the suction isolation valve. Open the air vents on the suction and discharge piping until the pumped fluid flows out. Close the air vents. Item Description Discharge isolation valve Check valve...

  • Page 71: Other Methods Of Priming The Pump

    5.10 Start the pump Item Description By-pass line Item Description Shutoff valve Discharge isolation valve Foot valve Shutoff valve Check valve From outside supply Discharge isolation valve Foot valve Check valve Figure 46: Pump priming with suction supply below pump with foot valve using bypass Figure 45: Pump priming with suction supply around check valve below pump with foot valve and an outside sup-...

  • Page 72: I-Alert® Equipment Health Monitor

    5.11 i-ALERT® Equipment Health Monitor • To avoid risk of equipment damage, observe the pump for vibration levels, bearing tem- perature, and excessive noise. If normal levels are exceeded, shut down the pump and resolve the issue. NOTICE: Risk of equipment damage on pure or purge-oil mist-lubricated units. Remove the viewing port plugs to verify that oil mist is flowing properly.
  • Page 73 5.12 Pump operation precautions • Risk of explosion and serious physical injury. Do not operate pump with blocked system piping or with suction or discharge valves closed. This can result in rapid heating and va- porization of pumpage. NOTICE: • Vary the capacity with the regulating valve in the discharge line.

  • Page 74: Shut Down The Pump

    5.13 Shut down the pump 5.13 Shut down the pump WARNING: 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. Slowly close the discharge valve.
  • Page 75 5.16 Make the final alignment of the pump and driver • Refer to driver/coupling/gear manufacturer's installation and operation manuals (IOM) for specific instructions and recommendations. • Misalignment can cause decreased performance, equipment damage, and even cata- strophic failure of frame-mounted units leading to serious injury. Proper alignment is the responsibility of the installer and the user of the unit.

  • Page 76: Maintenance

    6 Maintenance 6 Maintenance 6.1 Maintenance schedule Maintenance inspections A maintenance schedule includes these types of inspections: • Routine maintenance • Routine inspections • Three-month inspections • Annual inspections Shorten the inspection intervals appropriately if the pumped fluid is abrasive or corrosive or if the envi- ronment is classified as potentially explosive.

  • Page 77: Bearing Maintenance

    These bearing lubrication sections list different temperatures of the pumped fluid. If the pump is Ex-certified and the temperature of the pumped fluid exceeds the permitted temperature values, then consult your ITT representative. For Ex applications bearing replacement (all) is recommended after 17,500 hours of opera- tion.

  • Page 78: Lubricating-Oil Requirements

    6.2 Bearing maintenance 6.2.1 Lubricating-oil requirements Oil requirements based on temperature For the majority of operating conditions, bearing temperatures run between 49°C | 120°F and 82°C | 180°F, and you can use an oil of ISO viscosity grade 68 at 38°C | 100°F. If temperatures exceed 82°C | 180°F, refer to the table for temperature requirements.

  • Page 79: Lubricating-Grease Requirements

    6.2 Bearing maintenance Figure 48: Bearing lubrication Wipe dirt from the grease fittings. Remove the two grease-relief plugs from the bottom of the frame. Fill both of the grease cavities through the fittings with a recommended grease until the fresh grease comes out of the relief holes.

  • Page 80: Lubricate The Bearings After A Shutdown Period

    Cartridge seals installed by the user require disengagement of the hold- ing clips prior to operation, allowing the seal to slide into place. If the seal has been installed in the pump by ITT, these clips have already been disengaged. Other mechanical seal types For other types of mechanical seals, refer to the instructions provided by the seal manufacturer for instal- lation and setting.

  • Page 81: Packed Stuffing-Box Maintenance

    6.3 Shaft seal maintenance Before you start the pump Check the seal and all flush piping. Mechanical seal life The life of a mechanical seal depends on the cleanliness of the pumped fluid. Due to the diversity of op- erating conditions, it is not possible to give definite indications as to the life of a mechanical seal. 6.3.2 Packed stuffing-box maintenance WARNING: Packed stuffing boxes are not allowed in an Ex-classified environment.

  • Page 82: Disassembly

    6.4 Disassembly Repeller The dynamic repeller prevents pumpage leaks through the stuffing box when the pump operates under published acceptable conditions. Static seal A static seal prevents leakage when the pump is shut down. A static seal is either of the following: •...

  • Page 83: Tools Required

    6.4 Disassembly 6.4.2 Tools required In order to disassemble the pump, you need these tools: • Bearing puller • Brass drift punch • Cleaning agents and solvents • Dial indicators • Feeler gauges • Hex wrenches • Hydraulic press • Induction heater •...
  • Page 84 6.4 Disassembly • If Yes: Remove the bearing-frame drain plug (408A) in order to drain oil from the bearing frame. Replace the plug after the oil is drained. Remove the oil reservoir, if equipped. 408A Figure 49: Back pull-out assembly removal (oil lubricated bearing frame) Oil analysis should be part of a preventive maintenance program that determines the cause of a fail- ure.
  • Page 85 6.4 Disassembly Figure 51: Back pull-out assembly removal (without C-face adapter) Remove the hold-down bolts of the bearing frame foot. Tighten the jackscrews evenly, using an alternating pattern, in order to remove the back pull-out as- sembly. You can use penetrating oil if the adapter to the casing joint is corroded. Remove the back pull-out assembly from the casing (100).

  • Page 86: Remove The Coupling Hub

    6.4 Disassembly 6.4.6 Remove the coupling hub Clamp the frame adapter securely to the workbench. Remove the coupling hub. Mark the shaft for relocation of the coupling hub during reassembly. Figure 53: Coupling hub removal 6.4.7 Impeller removal 6.4.7.1 Remove the impeller (STi, MTi, and LTi) WARNING: Risk of severe physical injury or death from explosion of trapped liquid.

  • Page 87: Remove The Impeller (Xlt-I, And I17)

    6.4 Disassembly Shaft Wrench Figure 54: Loosen impeller Repeat step 3 until the impeller becomes loose. Remove and discard the impeller O-ring (412A). You will insert a new O-ring during reassembly. 412A Figure 55: O-ring for models 3196, HT 3196, NM 3196, 3198, CV 3198 and 3796 If the impeller cannot be removed by the previous methods, cut the shaft between the gland and the frame, remove the impeller, stuffing-box cover, gland, sleeve, and shaft end as a unit.

  • Page 88: Shaft Guard Removal (If Provided)

    6.4 Disassembly 428D 458Y Spray penetrating oil through the plug hole into the cavity at the end of the shaft and let it penetrate for 15 minutes. While waiting, rotate the shaft several times to distribute the oil. Slide the shaft wrench (K23628A) over the shaft (122) and key. Rotate the impeller clockwise (viewed from the impeller end of the shaft) and raise the wrench off of the work surface.
  • Page 89 6.4 Disassembly 6.4.8.1 Remove the shaft guard (STi) Remove the bolt for each shaft guard half that mounts the halves to each side of the frame. Do not remove the clip that retains the bolt on the guard to maintain a captive fastener. Retain each guard half with fasteners for reinstallation.

  • Page 90: Seal-Chamber Cover Removal

    6.4 Disassembly Item Description Mounting bolt Figure 58: Shaft guard removal 6.4.9 Seal-chamber cover removal Seal-chamber removal procedures Choose from one of these procedures to remove the seal-chamber cover. Table 15: Procedures for seal-chamber cover removal by model Model Procedure 3196, CV 3196, HT 3196, LF 3196, 3796 Remove the seal-chamber cover.

  • Page 91: Remove The Stuffing-Box Cover (3196, Cv 3196, Ht 3196, Lf 3196, 3796)

    6.4 Disassembly 370H Figure 59: Seal chamber cover removal Remove the shaft sleeve (126) if it is used. The mechanical seal is attached to the sleeve. NOTICE: Be careful with the mechanical seal. Carbon or ceramic components are brittle and easily bro- ken.

  • Page 92: Remove The Dynamic Seal

    6.4 Disassembly 370H Figure 61: Stuffing box cover removal Remove the shaft sleeve (126). Figure 62: Remove the shaft sleeve Remove the packing (106) and lantern ring (105) from the stuffing-box cover (184). A lantern ring does not come with self-lubricating graphite packing. Figure 63: Packing and lantern ring removal 6.4.12 Remove the dynamic seal Remove the stud nuts (370H).

  • Page 93: Remove The Frame Adapter (Mti, Lti, Xlt-I, I17)

    6.4 Disassembly 370H Figure 64: Dynamic seal removal Remove the socket head cap screws (265). Remove the packed stuffing box cover (184) and gasket (264). Remove the repeller (262) from the backplate (444). Figure 65: Repeller removal 6.4.13 Remove the frame adapter (MTi, LTi, XLT-i, i17) The 3198 frame adapter is not interchangeable with the adapter of any other model.

  • Page 94: Remove The Inboard Labyrinth Oil Seal

    6.4 Disassembly 360D 496B 370B 6.4.14 Remove the inboard labyrinth oil seal Labyrinth oil-seal O-rings are part of the 3196 maintenance kits, and they are sold separately. Determine the fit of your labyrinth oil seal. Table 16: Labyrinth oil-seal fit Model Type of fit O-ring fit into the bearing-frame adapter (228A)
  • Page 95 6.4 Disassembly 228A 370D 370C Figure 67: Shaft assembly removal Remove the jack screws (370D) with nuts (423). Remove the bearing housing O-ring (496) and the bearings. Remove the outboard bearing retaining snap ring (361A). 370D 423 361A 168A Figure 68: Outboard bearing retaining snap ring removal Remove the bearing housing (134) and bearings (112A and 168A) from the shaft (122).

  • Page 96: Disassemble The Power End (Sti And Mti With Duplex Bearings)

    6.4 Disassembly NOTICE: Use force only on the inner race when pressing bearings from the shaft. Failure to do so may result in equipment damage. Save bearings for inspection. NOTICE: Do not reuse bearings if removed from shaft. Doing so may result in equipment damage. Re- place the bearings before reassembly.
  • Page 97 6.4 Disassembly 236A 370D 253B Figure 72: Jack screw removal Remove the bearing housing O-ring (496). Remove the clamp ring screws (236A) and separate the clamp ring (253B) from the bearing hous- ing (134). You must remove the bearings before you can remove the clamp ring from the shaft. Remove the bearing housing (134) and the bearings (112A and 168A) from the shaft (122).

  • Page 98: Disassemble The Power End (Lti)

    6.4 Disassembly NOTICE: Use force only on the inner race when pressing bearings from the shaft. Failure to do so may result in equipment damage. Save bearings for inspection. NOTICE: Do not reuse bearings if removed from shaft. Doing so may result in equipment damage. Re- place the bearings before reassembly.
  • Page 99 6.4 Disassembly 112A 370D 236A 253B Figure 77: Clamp ring removal Remove the bearing housing (134) and the bearings (112A and 168A) from the shaft (122). 253B 168A 112A Figure 78: Bearing housing and bearing removal Remove the bearing housing O-ring (496) and the inboard bearing (168A). 168A 253B 248A...

  • Page 100: Disassemble The Power End (Xlt-I And I17)

    6.4 Disassembly NOTICE: Do not reuse bearings if removed from shaft. Doing so may result in equipment damage. Re- place the bearings before reassembly. Remove the outboard labyrinth oil seal (332A) from the bearing housing (134). 12. Remove the O-rings (497F and 497G) if it is necessary. Labyrinth oil-seal O-rings are part of the 3196 maintenance kits, and they are sold separately.
  • Page 101 6.4 Disassembly 168A 253B 248A 112A Remove the bolts (371C), the bearing end cover (109A), and the gasket (360C). Remove the outboard labyrinth oil seal (332A) from the end cover (109A). Remove the O-rings (497F and 497G) if it is necessary. Labyrinth oil-seal O-rings are part of the 3196 maintenance kits, and they are sold separately.

  • Page 102: Disassemble The Power End (Xlt-I And I17 With Duplex Bearings)

    6.4 Disassembly 112A 6.4.15.5 Disassemble the power end (XLT-i and i17 with duplex bearings) Remove the bearing frame to frame foot (241) using the frame-foot bolts (370F). 228A 370D 370C 370F Remove the clamp screws (370C) and back off the jam nuts (423). Tighten the jack screws (370D) evenly to move the bearing housing (134) out of the bearing frame (228A).

  • Page 103: Disassemble The Bearing Frame

    6.4 Disassembly 109A 332A 360C 371C Remove the bearing housing (134) and bearings (112A) from the shaft (122) . 112A 10. Remove the bearing locknut (136), the bearing lockwasher (382), and the outboard bearing (112A). NOTICE: Use force only on the inner race when pressing bearings from the shaft. Failure to do so may result in equipment damage.

  • Page 104: Guidelines For I-Alert® Equipment Health Monitor Disposal

    6.4 Disassembly • oil-cooler inlet and outlet plugs (408L and 408M) or oil cooler For the MTi and LTi models, remove the bearing frame foot-to-frame bolts (370F) and the frame foot (241). 113A 372T 408W 408W 761B 408N 408M 408N 408A 370F Figure 81: Plug removal...

  • Page 105: Pre-Assembly Inspections

    6.5 Pre-assembly inspections Table 17: Required number of motor-mounting bolts This table shows the number of motor-mounting bolts. Pump frame Motor frame Number of bolts MTi and LTi 143-286 324-365 Loosen the bolts attached to the bearing-frame flange and remove the C-face adapter from the bearing frame.

  • Page 106: Impeller Replacement

    6.5 Pre-assembly inspections Figure 82: 3196, HT 3196, LF 3196, NM 3196, and 3198 casing Impeller replacement 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 •...

  • Page 107: Shaft And Sleeve Replacement Guidelines

    6.5 Pre-assembly inspections Dynamic-seal repeller replacement This table shows the criteria for replacing dynamic-seal repeller parts for the 3196, CV 3196, and LF 3196 pump models. Dynamic seal part When to replace Dynamic-seal repeller vane The grooves are deeper than 1.6 mm | 1/16 in. or are worn evenly more than 0.8 mm | 1/32 in..

  • Page 108: Bearing-Frame Inspection

    6.5 Pre-assembly inspections Shaft measurements check Replace the shaft (122) if any measurements exceed acceptable values. See Bearing fits and toleran- ces. Figure 84: Shaft measurements check Straightness check Replace the shaft (122) if runout exceeds the values in this table: Table 18: Shaft runout tolerances for sleeve fit and coupling fit Sleeve fit in millimeters | inches Coupling fit in millimeters | inches With sleeve...

  • Page 109: C-Face Adapter Inspection

    6.5 Pre-assembly inspections Surface inspection locations This figure shows the areas to inspect for wear on the bearing frame inside and outside surface. Figure 86: Bearing frame surface inspection locations Figure 87: Frame foot surface inspection locations 6.5.4 C-face adapter inspection Checklist •...

  • Page 110: Seal Chamber And Stuffing Box Cover Inspection

    6.5 Pre-assembly inspections This figure shows the areas to inspect for cracks on the C-face adapter. Figure 88: C-face adapter inspection locations 6.5.5 Seal chamber and stuffing box cover inspection Checklist Perform these checks when you inspect the seal chamber and stuffing box cover: •...
  • Page 111 6.5 Pre-assembly inspections Figure 90: Stuffing box cover Figure 91: Dynamic-seal backplate Figure 92: TaperBore Plus Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 112: Bearings Inspection

    6.5 Pre-assembly inspections 6.5.6 Bearings inspection Condition of bearings Do not reuse bearings. The condition of the bearings provides useful information on operating conditions in the bearing frame. Checklist Perform these checks when you inspect the bearings: • Inspect the bearings for contamination and damage. •...

  • Page 113: Bearing Fits And Tolerances

    6.6 Reassembly 6.5.8 Bearing fits and tolerances This table references the bearing fits and tolerances according to the ABEC I standard. STi millimeters | in- MTi millimeters | in- LTi millimeters | in- XLT-i, i-17 millime- ches ches ches ters | inches Shaft OD Inboard 35.014 | 1.3785 45.014 | 1.7722...
  • Page 114 6.6 Reassembly NOTICE: There are several methods used to install bearings. The recommended method is to use an induction heater that heats as well as demagnetizes the bearings. Failure to use this method may result in equipment damage. Prepare the bearing frame (228) as follows (see the illustration): Install the oil-fill plug (113A).
  • Page 115 6.6 Reassembly The locknut prevents the bearing from moving away from the shaft shoulder as it cools. Remove the bearing locknut (136) after the bearing (112) cools. Put the lockwasher (382) onto the shaft (122). Thread the locknut (136) onto the shaft (122) and tighten it until it is snug. Bend the tangs of the lockwasher into the slots of the locknut.

  • Page 116: Assemble The Rotating Element And The Bearing Frame (Sti And Mti With Duplex Bearings)

    6.6 Reassembly 332A 361A 168A Figure 98: Outboard labyrinth oil-seal reassembly 10. Install the shaft assembly into the bearing frame as follows (see the illustration): Coat the outside of the bearing housing (134) with oil. Coat all the internal surfaces of the bearing frame (228) with oil. Install the shaft assembly into the bearing frame (228).
  • Page 117 6.6 Reassembly CAUTION: Risk of physical injury from hot bearings. Wear insulated gloves when using a bearing heater. NOTICE: Ensure that the pipe threads are clean. Apply thread sealant to the plugs and fittings. Failure to do so may result in oil leaks and equipment damage. NOTICE: There are several methods used to install bearings.
  • Page 118 6.6 Reassembly The duplex bearings are mounted back-to-back. Make sure that the orientation of the bearings are correct. Inspect the shaft (122) to ensure that it is clean, dimensionally correct, and is free of nicks and burrs. Figure 101: Shaft inspection Lightly coat the bearing seating with a thin film of oil.
  • Page 119 6.6 Reassembly Coat the bore of the bearing housing (134) with oil. Put the bearing housing (134) onto the shaft. Do not use force. 253B 168A 112A Figure 103: Bearing housing reassembly 10. Prepare the shaft for assembly as follows (see the illustration): Place the bearing-clamp ring (253B) onto the shaft (122).

  • Page 120: Assemble The Rotating Element And The Bearing Frame (Lti)

    6.6 Reassembly Install the clamp bolts (370C) in the bearing housing (134) and tighten by hand. Install the jack bolts (370D) with the locknuts (423) in the bearing housing (134) and tighten by hand. 6.6.3 Assemble the rotating element and the bearing frame (LTi) WARNING: Lifting and handling heavy equipment poses a crush hazard.
  • Page 121 6.6 Reassembly 372T 761B 113A 408W 408W 228A 408N 408M 408L 408A 370F Figure 105: Attach the bearing-frame foot Install the oil flinger (248A) onto the shaft (122). NOTICE: The oil flinger is press fitted onto the shaft. Use a properly sized driver. Failure to do so may result in damage to the oil flinger.
  • Page 122 6.6 Reassembly Place both bearings (112) on the shaft (122) with the large outer races together (back-to-back). Position the bearings (112) on the shaft (122) against the shoulder and snug the locknut (136) against the bearings until they are cool. The locknut prevents the bearings from moving away from the shaft shoulder as they cool.

  • Page 123: Assemble The Rotating Element And The Bearing Frame (Xlt-I And I17)

    6.6 Reassembly Make sure that the edges of the keyway are free from burrs. To protect the O-ring, cover the keyway lengthwise with a piece of electrical tape before you install the oil seal. 236A 253B 332A Figure 109: Outboard labyrinth oil-seal reassembly 12.
  • Page 124 6.6 Reassembly CAUTION: Risk of physical injury from hot bearings. Wear insulated gloves when using a bearing heater. NOTICE: Ensure that the pipe threads are clean. Apply thread sealant to the plugs and fittings. Failure to do so may result in oil leaks and equipment damage. NOTICE: There are several methods used to install bearings.
  • Page 125 6.6 Reassembly Remove the bearing (112) from its packaging. Wipe the preservative from the bearing (112) bore and outer diameter. Use an induction heater with a demagnetizing cycle to heat the bearing (112) to an inner ring temperature of 110 °C | 230 °F. Position the bearing (112) on the shaft (122) against the shoulder and snug the locknut (136) against the bearing until it is cool.
  • Page 126 6.6 Reassembly 109A 371C 360C Install the inboard bearing as follows (see the illustration): Coat the inner surfaces of the bearings with lubricant. Put the inboard bearing (168) onto the shaft (122). The regreasable bearing has a single shield. Make sure that the bearing is installed with the shield away from the impeller.

  • Page 127: Assemble The Rotating Element And The Bearing Frame (Xlt-I And I17 With Duplex Bearings)

    6.6 Reassembly Make sure that the shaft rotates freely. Install the clamp bolts (370C) in the bearing housing (134) and tighten by hand. Install the jack bolts (370D) with the locknuts (423) in the bearing housing (134) and tighten by hand.
  • Page 128 6.6 Reassembly Install the sight oiler plug (408J). Install the plug for the oil-cooler inlet (408L). Install the plug for the oil-cooler outlet (408M). Install four oil-mist connection plugs (408H). Or: Install two grease fittings (193) and two grease-relief plugs (113). 113A 408N 228A...
  • Page 129 6.6 Reassembly The locknut prevents the bearings from moving away from the shaft shoulder as they cool. Rotate the outer bearing rings relative to each other as they are placed on the shaft to assure good align- ment. Remove the bearing locknut (136) after the bearings (112) are cool. Put the lockwasher (382) onto the shaft (122).
  • Page 130 6.6 Reassembly The regreasable bearing has a single shield. Make sure that the bearing is installed with the shield away from the impeller. 168A Install the remaining parts onto the bearing shaft as follows (see the illustration): Install a new O-ring (496). Install the outboard labyrinth oil-seal (332A) into the end cover (109A).

  • Page 131: Assemble The Frame

    6.6 Reassembly 228A 370D 370C 6.6.6 Assemble the frame Support the frame assembly in a horizontal position. Check the shaft-end play by moving the shaft forward and backward by hand, and note any indica- tor movement. If the total indicator reading is greater than the values in this table, then disassemble the shaft and determine the cause.
  • Page 132 6.6 Reassembly Figure 112: Check shaft end play Check the shaft-sleeve (126) runout. Install the shaft sleeve. Thread the impeller on the shaft until hand tight. Rotate the shaft 360º. If the total indicator reading is greater than 0.051 mm | 0.002 in., then disassemble the shaft sleeve and determine the cause.
  • Page 133 6.6 Reassembly Figure 113: Remove impeller and shaft sleeve Check the frame-face run-out by rotating the shaft so that the indicator measures the fit for 360º. If the total indicator reading is greater than 0.025 mm | 0.001 in., then disassemble and determine the cause.
  • Page 134 6.6 Reassembly 360D 496B 370B Figure 115: Align bolt holes and dowel locations Install the dowel pins (469B) and bolts (370B). Tighten the bolts in a criss-cross pattern accord- ing to the specifications in the bolt torque values table. Rotate the shaft 360º to check the adapter fit. If the total indicator reading is greater than 0.13 mm | 0.005 in., then determine the cause and cor- rect it before you proceed.

  • Page 135: Inpro Labyrinth Oil Seal Description

    6.6 Reassembly 333A Figure 117: Position labyrinth oil-seal drain slots 6.6.7 INPRO labyrinth oil seal description Description The INPRO VBXX-D Labyrinth Oil Seal consists of the rotor (1), the stator (2), and the VBX Ring (3). The rotor (1) fits over the shaft and is held in place by an elastomeric drive ring (4). The drive ring causes the rotor to turn with the shaft and provides a positive, static seal against the shaft.

  • Page 136: Assemble The C-Face Adapter

    6.6 Reassembly NOTICE: The edges of the keyway can be sharp. Cover the keyway with tape. Failure to do so may re- sult in damaging the o-ring and/or labyrinth seal. Lightly lube the shaft and the drive ring (4) with lubricant. Lubricant helps in the installation process.

  • Page 137: Seal The Shaft With A Dynamic Seal

    6.6 Reassembly CAUTION: Running a mechanical seal dry, even for a few seconds, can cause seal failure and physical injury. Never operate the pump without liquid supplied to the mechanical seal. Methods for sealing the shaft These sections discuss the methods that you can use to seal the shaft. •...

  • Page 138: Seal The Shaft With A Packed Stuffing Box

    6.6 Reassembly 370H Figure 120: Dynamic seal installation 10. Check the stuffing-box-cover runout and rotate the indicator through 360 degrees. An indicator reading that is greater than 0.013 mm | 0.005 in. indicates a problem. Figure 121: Checking for stuffing-box-cover runout 6.6.10.2 Seal the shaft with a packed stuffing box WARNING: •...

  • Page 139: Seal The Shaft With A Cartridge Mechanical Seal

    6.6 Reassembly Twist the packing enough to get it around the shaft. Packing rings Lantern rings Packing rings Lantern rings Correct Incorrect Figure 122: Packing rings and lantern rings Insert the packing and stagger the joints in each ring by 90°. Install the stuffing-box parts in this order: Two packing rings One lantern ring (two-piece)
  • Page 140 6.6 Reassembly 6.6.10.4 Seal the shaft with a conventional inside-component mechanical seal WARNING: The mechanical seal used in an Ex-classified environment must be properly certified. CAUTION: Running a mechanical seal dry, even for a few seconds, can cause seal failure and physical injury.
  • Page 141 6.6 Reassembly Figure 124: Check seal-chamber cover runout Rotate the indicator through 360º. If the total indicator reading is greater than 0.13 mm | 0.005 in- ches, determine the cause and correct the issue before you proceed. Install the shaft sleeve (126). 412A Figure 125: Install shaft sleeve Mark the shaft and sleeve at the face of the seal chamber.
  • Page 142 6.6 Reassembly Tighten the nuts evenly so that the gland is seated on the seal-chamber pilot and is perpendicular to the shaft. Complete the reassembly of the pump. 6.6.10.5 Seal the shaft with a conventional outside-component mechanical seal WARNING: The mechanical seal used in an Ex-classified environment must be properly certified. CAUTION: Running a mechanical seal dry, even for a few seconds, can cause seal failure and physical injury.
  • Page 143 6.6 Reassembly Figure 127: Check seal-chamber cover runout Rotate the indicator through 360 degrees. If the total indicator reading is greater than 0.13 mm | 0.005 in., determine the cause and correct the issue before you proceed. Install the shaft sleeve (126). 412A Figure 128: Install shaft sleeve Mark the shaft and sleeve at the face of the seal chamber.

  • Page 144: Shaft Guard Installation (If Provided)

    6.6 Reassembly 6.6.11 Shaft guard installation (if provided) 6.6.11.1 Install the shaft guard (STi) WARNING: • Running a pump without safety devices exposes operators to risk of serious personal in- jury or death. Never operate a unit unless appropriate safety devices (guards, etc.) are properly installed.

  • Page 145: Install The Impeller

    6.6 Reassembly 6.6.11.2 Install the shaft guard (MTi/LTi/XLTi/i17) WARNING: • Running a pump without safety devices exposes operators to risk of serious personal in- jury or death. Never operate a unit unless appropriate safety devices (guards, etc.) are properly installed. •...
  • Page 146 6.6 Reassembly Pump size Action STi, MTi, and LTi Install the impeller (101). Use a new impeller O-ring (412A). XLT-i and i17 Install the impeller (101) and a PTFE washer (428D) on the plug (458Y). Use a new impeller O-ring (412A). Attach a shaft wrench and a coupling key on the shaft.

  • Page 147: Post-Assembly Checks

    6.6 Reassembly When you reach a 0.76 mm | 0.030 in. clearance, tighten the clamp bolts (370C), jack bolts (370D), and lock nuts (423). This approximates the impeller position when it is set to 0.38 mm | 0.015 in. from the casing. Per- form a final impeller adjustment after you install the impeller into the casing.
  • Page 148 6.6 Reassembly 370C 370D Figure 134: Loosen clamp bolts and jack bolts on bearing housing Install the back pull-out assembly in the casing. Figure 135: Install back pull-out assembly Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...
  • Page 149 6.6 Reassembly Figure 136: Install back pull-out assembly Install and then hand-tighten the casing bolts (370). Refer to the bolt torque values for information on how to tighten the casing bolts. Install and tighten the casing jackscrews (418). NOTICE: Do not overtighten the casing jackscrews. Doing so may result in equipment damage. 370F Figure 137: Install and tighten casing jackscrews Reinstall the shims under the frame foot and tighten the frame foot to the baseplate.

  • Page 150: Assembly References

    6.6 Reassembly Frame Total travel STi, MTi, LTi 0.76 mm to 1.65 mm | 0.030 in. to 0.065 in. 4x6-10H only 1.53 mm to 2.29 mm | 0.060 in. to 0.090 in. XLTi, i-17 1.02 mm to 2.67 mm | 0.040 in. to 0.105 in. Adjust the impeller clearance.

  • Page 151: Shaft-End Play

    6.6 Reassembly Table 23: Maximum torque values in Nm | lb-ft for casing bolts Model HT3196 and Models 3196, CV3196, LF3196, 3796 all models with 300 lb 150 lb casing flanges casing flanges Material specification Ductile iron casing with Alloy casing with (304SS Ductile iron and alloy A307 Grade B casing - Goulds 2228) F593...

  • Page 152: Bearing Types

    6.6 Reassembly 6.6.15.3 Bearing types Table 25: Bearing types Outboard bearing Frame Inboard bearing Double row Duplex 6207 3306 7306 6309 3309 7309 6311 Not applicable 7310 XLT-i, i17 6313 3313 7313 6.6.16 Spare parts Always state the serial number and indicate the part name and item number from the relevant sectional drawing when you order spare parts.

  • Page 153: Interchangeability Drawings

    6.7 Interchangeability drawings 6.7 Interchangeability drawings 6.7.1 3196 interchangeability Table 26: 3196 interchangeability drawing Shaft and Bearing Adapter Seal Chamber Impeller Casing Size Description Frame Assembly Model 3196 STi 1–3/8 in. Shaft Dia. Max BHP-40 Model 3196 MTi 1–3/4 in. Shaft Dia.

  • Page 154: Lubrication Conversion

    6.8 Lubrication conversion Shaft and Bearing Adapter Seal Chamber Impeller Casing Size Description Frame Assembly Model 3196 LTi 2-1/8 in. Shaft Dia. Max BHP-200 Model 3196 XLT-i 2-1/2 in. Shaft Dia. Max BHP-250 Model 3196 i17 2-3/4 in. Shaft Dia. Max BHP-350 6.8 Lubrication conversion 6.8.1 Frame lubrication conversion...

  • Page 155: Convert From Greased-For-Life Or Regreaseable To Oil-Lubricated Bearings

    6.8 Lubrication conversion Table 27: Lubricating-grease requirements Most pumps use Sunoco 2EP grease. High temperature units with a pumpage temperature greater than 177°C | 350° F use Mobil SCH32. This table shows which brand of grease to use when lubricating the pump. Pumpage temperature less than 177°C | 350°F Pumpage temperature greater than 177°C | 350°F NGLI consistency 2...

  • Page 156: Conversion From Flood-Oil To Pure-Oil Mist

    Ensure that the pipe threads are clean. Apply thread sealant to the plugs and fittings. Failure to do so may result in oil leaks and equipment damage. Consult your local ITT representative for further information on this topic. Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 157: Convert From Flood Oil To Regreaseable

    Figure below. Figure 139: Replace two plugs (408H) with two to oil mist connectors Oil-mist systems The ITT X i-Series Power Ends accepts a variety of oil-mist systems. These are the two popular systems that you can use: •...

  • Page 158: Troubleshooting

    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 foot valve or suction pipe opening is Consult an ITT representative for the proper not submerged enough. submersion depth. Use a baffle in order to eliminate vortices.

  • Page 159: Alignment Troubleshooting

    If this does liquid. not help, then contact your ITT representa- tive. The liquid is heavier than expected. Check the specific gravity and viscosity. The stuffing-box packing is too tight.
  • Page 160 7.3 Assembly troubleshooting Symptom Cause Remedy There is excessive vane-tip runout of The vane is bent. Replace the impeller. the impeller. Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 161: Parts List And Cross-Sectionals

    8 Parts List and Cross-Sectionals 8 Parts List and Cross-Sectionals 8.1 Parts list Table 29: Construction material and quantity Item Part Name CD4- Alloy- 317SS Monel Nickel Hast C Hast B Titanium 316SS MCuN Casing 1203 1216 ** 1204 1209 1119 1601 1215...
  • Page 162 8.1 Parts list Item Part Name CD4- Alloy- 317SS Monel Nickel Hast C Hast B Titanium 316SS MCuN ® INPRO VBXX 332A Stator - Bronze / Rotor - Stainless Steel −D Laby Oil Seal (Outboard) ® INPRO VBXX 333A Stator - Bronze / Rotor - Stainless Steel −D Laby Oil Seal (Inboard) Casing Gasket...
  • Page 163 8.1 Parts list Item Part Name CD4- Alloy- 317SS Monel Nickel Hast C Hast B Titanium 316SS MCuN 408L Plug−Oil Cooler Inlet 408M Plug−Oil Cooler Outlet 408N Plug−Sight Glass 412A O−ring−Impeller PTFE Jack Bolt−Adapt- er to Case 2228 423B Jam Nut−Bear- ing Housing Jack Bolt Dowel Pin...
  • Page 164 8.1 Parts list Table 30: Material-code reference Goulds Pumps Material ASTM (UNS) Material Code Cast Iron 1001 A48 Class 20 Cast Iron 1003 A48 Class 30 Ductile Iron 1012 A395 Gr. 60−40−18 Ductile Iron 1013 A536 Gr. 60−42−10 Monel 1119 A494 Gr.
  • Page 165 8.1 Parts list Table 31: Fasteners Goulds Pumps ASTM Material Screws / Bolts Nuts Material Code Carbon Steel 2210 A307 Gr. B A563 Gr. A 300 Series Stainless Steel 2228 F593 Group 1 F594 Group 1 316 Stainless Steel 2229 F593 Group 2 F594 Group 2 High Strength Carbon Steel...
  • Page 166 8.1 Parts list 372T 408W 761B 408W 113A 408N 333A 408L 361A 370D 497H 332A 497J 112A 408L 370C 497F 497G Figure 141: STi bearing-frame exploded view 372T 408W 761B 113A 408W 408N 408M 168A 370B 370D 497F 408L 408A 370E 361A 112A...
  • Page 167 8.1 Parts list 372T 761B 408W 408N 113A 408M 408W 168A 228A 253B 317B 370D 497G 408L 236A 408A 112A 370F 370C 332A 497F Figure 143: LTi bearing-frame exploded view 761B 372T 408N 408W 408M 408L 370E 408H 408A 370C 168A 360C 497G...
  • Page 168 8.1 Parts list The finned-tube oil cooler is standard on HT 3196 and optional on all other models. 555C 555B 551D 555B 555C Figure 145: Finned-tube oil cooler exploded view Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 169: Decommissioning

    9 Decommissioning 9 Decommissioning 9.1 Putting pump out of operation This chapter contains information on decommissioning the pump. Decommissioning must be performed in the following situations: • Before maintenance and servicing work • Before removing the pump from the plant Emptying Switch the drive system off and secure it to prevent a restart/being switched on again Make sure that all interfaces for the pumping process are securely closed.

  • Page 170: Other Relevant Documentation Or Manuals

    10 Other Relevant Documentation or Manuals 10 Other Relevant Documentation or Manuals 10.1 For additional documentation For any other relevant documentation or manuals, contact your ITT representative. Model 3196 i-FRAME Installation, Operation, and Maintenance Manual...

  • Page 171: Local Itt Contacts

    ITT - Goulds Pumps +1 562-908-4125 +1 562-695-8523 880 W. Crowther Ave Placentia, CA 92870 Asia Pacific ITT Fluid Technology Asia Pte Ltd +65 627-63693 +65 627-63685 1 Jalan Kilang Timor #04-06 Singapore 159303 Asia Pacific ITT Goulds Pumps Ltd...
  • Page 172 Visit our website for the latest version of this document and more information: http://www.gouldspumps.com ITT Goulds Pumps, Inc. 240 Fall Street Seneca Falls, NY 13148 Form IOM.3196.i-FRAME.en-US.2024-06 ©2024 ITT Inc. The original instruction is in English. All non-English instructions are translations of the original instruction.

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