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4.12 Optional Erection and Rigging of Individual Components

120.00

[3048,0]

Column

82.12

[2086,0]

Bowl

Assy

ADJ. Coupling-Motor

Step-1

Assembly

Coupling

HUB,

Key

and

Split-Ring

Motor with Motor Mounted

Temporarily

on Floor Stands

≤60

13.0

[330]

Two

Eye Bolts

Step-2

Assemble Liner

Into Bell with Bell

Mounted on

Level

Floor

Chain

Eye Bolt -

Shaft Lifting

98.42

[2499,8]

31.63

[803,3]

Step-3

Impeller

and Pump Shaft

Into Bell and

Liner

25.3

[641]

≤60

55.31

[1405,0]

Two Eye Bolts - 180°

Apart

with

asher

and Nut

Step-4

Assemble Bowl

Suction

Bell

118.08

[2999,2]

Step-5

Bowl

Assembly

118.08

[2999,2]

Step-6

Bowl

Assembly

Rotation

119.94

[3046,5]

Step-7

Lineshaft

Straps

Keyed

Coupling

238.09

[6047,4]

Step-8

Assemble

Lineshaft

with

Keyed

Coupling

120.0

[3048]

Step-9

Enclosing

ube -

Column

Chain

rench

Step-10

ighten Enclosing

ube with Chain

rench

120.00

[3048,0]

Step-

Column

Bearing Retainer

with Bearing

238.09

[6047,4]

202.13

[5134,0]

Tool

Lift Bearing

Retainer

Chain W

rench

Step-12

Assemble

Column

to Bowl

Assembly

and

ighten

Bearing

Retainer

to Enclosing

ube with Chain

rench and

Then

Take the

Tool Of

Straps

Step-13

ertical

Positioning

Chains

Lifting

Shackel and

Chain

≤60

° (T

yp)

Two

“I” Beams

One

Each Side

Across

the

Floor

Opening

Floor

Step-14

Set

“I” Beams on

the Floor

, Lower

Assembly Into Pit

Lifting Lugs Supported

on “I”

Beams

Step-15

Lineshaft

Step-17

Enclosing

ube -

Column

Step-19

Column

Step-22

HeadShaft

Eye Bolt -

Shaft

Lifting

119.94

[3046,5]

Keyed Coupling

Tool-

Lift Enclosing

ube

155.97

[3961,5]

Step-16

Assemble Lineshaft

with

Keyed Coupling

Use Provided

Tool

to Lift

Keyed

Coupling

After

Assembly

ake

the

Tool

Step-18

ighten

Enclosing

ube

with

Chain

rench

and

Then

ake the

Tool

Step-20

Assemble Column

and

ighten

Bearing

Retainer

to Enclosing

ube with Chain

rench

and

Then

Take

the

Tool

Use

Tool to Lift

Keyed Coupling

as Shown

in Detail A

- Zone

120.00

[3048,0]

Column

82.12

[2086,0]

Bowl

Assy

Lifting Shackel

and Chain

120.00

[3048,0]

Tool -

To Lift Enclosing

ube

155.97

[3961,5]

Chain

rench

Chain

rench

120.00

[3048,0]

Column

82.12

[2086,0]

Bowl

Assy

120.00

[3048,0]

Column

82.12

[2086,0]

Bowl

Assy

120.00

[3048,0]

Column

120.00

[3048,0]

Column

82.12

[2086,0]

Bowl

Assy

120.00

[3048,0]

Column

120.00

[3048,0]

155.97

[3961,5]

Tool -

To Lift

Bearing

Retainer

Bearing

Retainer

with Bearing

35.97

[913,5]

Step-21

Lower

Assembly

Into Pit

Step-23

Assemble

Headshaft with

Keyed

Coupling

Use Provided

Tool

Lift Keyed

Coupling

After

Assembly

ake

the

ool

Eye

Bolt

Shaft Lifting

119.34

[3031,2]

155.37

[3946,4]

Keyed

Coupling

Use

ool

to Lift

Keyed

Coupling

Shown

in Detail

- Zone

Sleeve

Keyed Coupling

Quick

Release

Pipe

Fasteners

Detail

Assembly

ool

to Lift

Sleeve

Keyed Coupling

4.12 Optional Erection and Rigging of Individual Components

Model VCW Installation, Operation, and Maintenance

Содержание Goulds Pumps VCW

Страница 1: ...Installation Operation and Maintenance Model VCW ...

Страница 2: ......

Страница 3: ...l assembly Install unassembled pump elements 23 4 5 Column installation 24 4 5 1 Install the open lineshaft 24 4 5 2 Install the threaded coupling 25 4 5 3 Installing the column enclosed lineshaft 25 4 6 Installing the discharge head 26 4 7 Stuffing box installation 27 4 7 1 Installing the type A and B stuffing boxes 28 4 8 Mechanical seal options 29 4 8 1 Assemble a single inside mounted mechanic...

Страница 4: ...lubrication guidelines 56 6 4 Disassembly 56 6 4 1 Disassembly precautions 56 6 4 2 Disassemble the head and column 57 6 4 3 Bowl disassembly 57 6 4 4 Remove the bowl and impeller wear rings 57 6 4 5 Remove the bowl suction bell and lineshaft bearings 58 6 5 Pre assembly inspections 58 6 5 1 Replacement guidelines 58 6 6 Reassembly 59 6 6 1 Installing the bowl and impeller wear ring 59 6 6 2 Insta...

Страница 5: ...parts Do not run dry Never operate the pump below the minimum rated flow when dry or without adequate submergence 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 See specific information about safety devices in other sections of this manual Risk of death ser...

Страница 6: ...ld result in minor or moderate injury NOTICE A potential situation which if not avoided could result in unde sirable conditions A practice not related to personal injury Hazard categories Hazard categories can either fall under hazard levels or let specific symbols replace the ordinary hazard level symbols Electrical hazards are indicated by the following specific symbol ELECTRICAL HAZARD These ar...

Страница 7: ...aces 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 If touching a hot surface cannot be avoided personnel should wear appropriate gloves clothing and other protective gear as nec essary Local law may provide specific guidance regarding exposure of personnel to unsafe temperat...

Страница 8: ...wash stations emergency showers and toilets Allow all system and pump components to cool before you handle them Make sure that you have a clear path of retreat Make sure that the product cannot roll or fall over and injure people or damage property Make sure that the lifting equipment is in good condition Use a lifting harness a safety line and a breathing device as required Make sure that the pro...

Страница 9: ... areas zones and any other space to a corresponding hazardous area classification Classification normally includes the form of the hazardous material the potential exposure the potential level the fre quency of potential exposure All equipment installed within such are must be certified accordingly all activities related to such equipment have to be handled to preserve its certification and the si...

Страница 10: ...losed suction valve or blocked suction line Before you start working with the product make sure that the product and the control panel are iso lated from the power supply and the control circuit so they cannot be energized Do not open the product while it is energized or in an explosive gas atmosphere Make sure that thermal contacts are connected to a protection circuit according to the approval c...

Страница 11: ... warranty period The product is used only under the conditions described in this manual The monitoring equipment incorporated in the product is correctly connected and in use All service and 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 prod ucts Limitations The warranty does not cov...

Страница 12: ...TT products are high quality products with expected reliable operation and long life However should the need arise for a warranty claim then contact your ITT representative 1 1 Safety 10 Model VCW Installation Operation and Maintenance ...

Страница 13: ...s personal injury or equipment damage Proper lifting practices are critical to safe transport of heavy equipment Ensure that practices used are in compliance with all applicable regulations and standards Safe lifting points are specifically identified in this manual It is critical to lift the equipment only at these points Integral lifting eyes or eye bolts on pump and motor components are intende...

Страница 14: ...ing plans and other auxilia ries contact the equipment manufacturer Storage preparation Condition Proper preparation Indoor storage area preferred Pave the area Clean the area Drain the area and keep it free from flooding Outdoor storage area when indoor storage is not available Observe all indoor storage requirements Use weather proof coverings such as flame resistant sheeting or tarpaulins Place...

Страница 15: ...dur ing a seasonal shutdown then operate it for at least 15 minutes every two weeks 2 4 1 Prepare the pump for long term storage For storage periods over three months you must follow the pump storage requirements and this proce dure 1 Disassemble pump to enable proper long term storage of sub assemblies and individual compo nents Discharge head sub assembly individual column pipes individual shaft...

Страница 16: ... to align the driver to the pump Driver support windows provide access to packing or seal piping and allow for easy adjustment of seals and couplings In the case of an underground discharge these features are part of a separate motor stand above ground Suction barrel can The suction barrel flange or separate mounting flange is designed to support the weight of the pump and driver when it is full o...

Страница 17: ...ODEL M A W P DISCH RATED FLOW M A W P SUCT CASE HYDROSTATIC TEST PRESSURE DISCHARGE SUCTION YEAR BUILT ITEM NO ROTOR LIFT SIZE RATED HEAD INSPECTED BY 800 422 5873 562 949 2113 ROTATION NP105_06 ITT GOULDS PUMPS Engineered for life Figure 3 Discharge head nameplate Table 2 Explanation of discharge head nameplate Nameplate field Explanation SERIAL NO Serial number of the pump ITEM NO Pump item numb...

Страница 18: ...xplanation II Group 2 2 Category 2 G D Use when gas and dust are present T4 Temperature class The code classification marked on the equipment should be in accordance with the specified area where the equipment will be installed If it is not please contact your ITT Goulds representative before proceed ing WARNING Use of equipment unsuitable for the environment can pose risks of ignition and or expl...

Страница 19: ...certified All equipment being installed must be properly grounded to prevent unexpected dis charge Discharge can cause equipment damage electric shock and result in serious in jury Test the ground lead to verify it is connected correctly NOTICE Electrical connections must be made by certified electricians in compliance with all inter national national state and local regulations Supervision by an ...

Страница 20: ... through it Typical installation A typical installation has these characteristics Bolts with a pipe sleeve that is two and a half times the size of the bolt diameter embedded in the concrete Properly sized Located in accordance with the dimensions given in the example drawing Enough space inside the pipe sleeves to allow the final position of the foundation bolts to align with the holes in the sub...

Страница 21: ...e sleeves with packing or rags in order to prevent grout from entering the sleeves 3 Carefully lower the sub base onto the foundation bolts and hand tighten the bolt nuts 4 Use a machinist s level in order to level sub base or the machine surface of the discharge head us ing leveling wedges or leveling screws In order to ensure an accurate reading check that the surface being leveled is free from ...

Страница 22: ...y do not bond well with grout Refer to the instructions from the grout manufacturer 3 Build a dam around the foundation 4 Thoroughly wet the foundation 5 Pour grout to a minimum thickness of 9 520 mm 0 375 in between the sub base and concrete foundation up to the level of the dam 6 Remove any air bubbles from the grout as it is poured by either puddling using a vibrator or pump ing the grout into ...

Страница 23: ...rs Ensure that all fasteners are properly tightened and that there are no missing fas teners CAUTION Do not move the pump to the pipe This could make final alignment impossible CAUTION Never draw piping into place at the flanged connections of the pump This can impose danger ous strains on the unit and cause misalignment between the pump and driver Pipe strain ad versely affects the operation of t...

Страница 24: ...nation comment Checked Check that an isolation valve is installed in the discharge line Minimize distance from pump discharge The isolation valve is required for Priming Regulation of flow Inspection and maintenance of the pump Check that a air release vacuum break valve is installed in the discharge line be tween the isolation valve and the pump discharge outlet The location between the isolation...

Страница 25: ...wer the unit until the discharge head flange engages and rests firmly on the sub base surface then secure it with the capscrews provided 4 4 Installing the bowl assembly Install unassembled pump elements WARNING Avoid working under suspended loads If necessary to do so follow the more stringent of local state or federal safety regulations CAUTION Refer to 2 3 1 Lifting methods on page 11 Pump may ...

Страница 26: ...t NOTICE Use Molykote Dow Corning anti galling compound or an equivalent for all galling material such as 316 stainless steel The bearing retainer is integral with the column The top flange of the column has a male register and the bottom flange of the column has a female register 1 Before starting the shafts installation check the headshaft and lineshaft for straightness The average TIR should be...

Страница 27: ... Use Molykote Dow Corning anti galling compound or an equivalent for all galling material such as 316 stainless steel Shaft threads are left hand 1 Coat the threads with a light coat of oil for a non galling material or Molykote for galling material 2 Install the threaded coupling onto the pump shaft by threading it on for one half of its length You can insert a fine wire in the drill hole at the ...

Страница 28: ...g is Then Keyed 1 Install it onto the projecting end of the shaft as described in step 2 2 Repeat this step until all joints are installed 4 6 Installing the discharge head CAUTION Do not bump or scrape the shaft protruding above the column This could result in a bent or damaged shaft which could affect the performance of the pump CAUTION Packed stuffing boxes are not allowed in an Ex classified e...

Страница 29: ...olumn and head assembly until the discharge head mounting flange engages the sub base 8 Secure the discharge head to the sub base 4 7 Stuffing box installation CAUTION Make sure the split gland fits squarely in the stuffing box A split gland that is not properly seated can cause uneven compression of the packing and damage to the shaft or sleeve CAUTION Packed stuffing boxes are not allowed in an ...

Страница 30: ... 2 Bypass line 7 Packing box 3 Packing washer 8 Packing rings 4 Bearing 9 Split gland 5 O ring Figure 8 Type B stuffing box 4 7 1 Installing the type A and B stuffing boxes The type B stuffing box is the same as the type A with the exception that it has a shaft sleeve with an O ring 4 7 Stuffing box installation 28 Model VCW Installation Operation and Maintenance ...

Страница 31: ...ger the ring joints 90 apart You can use the split gland as a tamper for the top ring 10 Install the split gland and thread the nuts on the split gland studs 11 Hand tighten the nuts 12 If an optional bypass line is furnished attach it to the tube fitting in the stuffing box Final adjustment of the stuffing box must be made at pump start up This final adjustment applies to all stuffing box styles ...

Страница 32: ... seal gland assembly The stationary unit will face up 2 Install the rotary unit and take care not to disengage the rotary parts Installation becomes difficult when the rotary unit parts become disengaged IMPORTANT Do not tighten the setscrews or adjust the seal until the impellers are adjusted 3 Adjust the seal a Refer to the spring gap which is stamped on the collar and shown on the seal assembly...

Страница 33: ... threads and the underside of the tension plate flange with a thread compound 2 Thread the tension plate onto the enclosing tube nipple manually until its shoulder rests on the dis charge head 4 9 Install the tube tension plate Model VCW Installation Operation and Maintenance 31 ...

Страница 34: ...describes two methods you can use to tension the tube Direct pull method is more precise and is preferred Wrenching method is given as an alternate The correct tension is equal to the weight of the enclosing tube plus 10 Weights per unit length for each tube size are given in this table Multiply by the total length of the tube to determine the total weight Table 4 Tube weight Tube diameter in mill...

Страница 35: ...ching method If a dynamometer scale is not available you can tension the tube by wrenching the tube tension plate 1 Make up a spanner wrench to straddle the projecting threaded tube end and engage the tube ten sion plate capscrew holes by two lugs 2 Torque the tension plate to take all the slack out of the shaft tubing and induce a reasonable amount of tension by turning the tension plate counterc...

Страница 36: ...tor for direction of rotation when it is coupled to the pump If the pump is driven in the wrong direction serious damage to the pump motor and personnel could result Avoid working under suspended loads If necessary to do so follow the more stringent of local state or federal safety regulations NOTICE Refer to the separate IOM supplement for thrust pots Read and follow the motor manufacturer s inst...

Страница 37: ...y supplied by motor vendor 3 Driver hub 4 Adjusting plate 5 Pump hub 6 Pump key 7 Headshaft 8 Hex nut 9 Capscrew 10 Split ring Figure 10 Non spacer type coupling 4 10 Install a solid shaft driver Model VCW Installation Operation and Maintenance 35 ...

Страница 38: ... by motor vendor 3 Driver hub 4 Spacer 5 Adjusting plate 6 Pump hub 7 Pump key 8 Headshaft 9 Capscrew 10 Hex nut 11 Hex nut 12 Capscrew 13 Split ring Figure 11 Spacer type coupling 4 10 Install a solid shaft driver 36 Model VCW Installation Operation and Maintenance ...

Страница 39: ...iver support on the discharge head and secure it with capscrews 2 Attach a sling to the lifting lugs of the driver and hoist the motor 3 Inspect the mounting surface register and shaft extension and then clean these surfaces thor oughly If any burrs are found remove them with a smooth mill file 4 Orient the motor conduit box in the required position a Align the motor mounting holes with the mating...

Страница 40: ...rive shaft keyway seat 5 Place the driver half of the coupling hub onto the drive shaft with the key and slide it up the drive shaft until the annular groove is exposed 6 Install the split ring in the groove and slide the driver half of the coupling hub down over the split ring to capture it 7 If the pump is supplied with an adjustable spacer coupling install the spacer between the headshaft and t...

Страница 41: ...supplied by the motor vendor 3 Driver hub 4 Pump hub 5 Pump key 6 Headshaft 7 Capscrew 8 Adjusting plate 9 Hex nut 10 Split ring Figure 13 Adjustable coupling Type A 4 10 Install a solid shaft driver Model VCW Installation Operation and Maintenance 39 ...

Страница 42: ...ls When impellers are reset you must also reset the seal 1 Complete these steps based on your impeller type If your impeller is an Then Open impeller 1 With the impeller resting on the bottom of the bowl assembly turn the adjusting plate down until it reaches the bottom of the shaft thread 2 Install the coupling bolts through the driver hub adjusting plate and pump hub and hand tighten the bolts e...

Страница 43: ... 1 Securely tighten all setscrews in the collar 2 Remove the spacer between the gland plate and the collar 3 Retain the spacer for future resetting of the seal 4 10 4 Adjust the impeller for a hollow shaft driver NOTICE If your hollow shaft driver has a mechanical seal you must disengage the mechanical seal prior to impeller adjustment Improper impeller adjustment can cause contact between the rot...

Страница 44: ...that the pump foundation is level to within 0 0123 cm per m 0 005 in per ft of diameter For API units the level requirement is 0 003 cm per m 0 001 in per ft of diameter Check that the foundation can handle the weight and loading of the pump Check that the foundation is properly grouted using a high quality non shrink grout Check that all the anchor bolts are tight Check that the suction and disch...

Страница 45: ...or if possible Before you couple the driver to the pump verify the proper rotation of the driver by bumping it The proper rotation for vertical pumps is counterclockwise when viewed from above except for the AR type Run the pump uncoupled in order to check that the driver runs smooth and sounds normal For VHS motors remove the driveshaft if a coupling is provided If a coupling is not provided then...

Страница 46: ...t the discharge valve in order to meet the design point if required Watch for signs of trouble The unit must run at least ten minutes in order to flush out the pump and system Verify that the unit runs smoothly with no unusual noise vibration or over heating Run the unit for one hour in order to test the system Measurements Reading Value Impeller lift Driver shaft runout Pump head shaft runout Sea...

Страница 47: ...gs Supported on I Beams Step 15 Lineshaft Step 17 Enclosing Tube Column Step 19 Column Step 22 HeadShaft 1 Eye Bolt Shaft Lifting 119 94 3046 5 Keyed Coupling 1 Tool To Lift Enclosing Tube 155 97 3961 5 Step 16 Assemble Lineshaft with Keyed Coupling Use Provided Tool to Lift Keyed Coupling After Assembly Take the Tool Off Step 18 Tighten Enclosing Tube with Chain Wrench and Then Take the Tool Off ...

Страница 48: ...5 Lineshaft Step 17 Enclosing Tube Column Step 19 Column Step 22 HeadShaft 1 Eye Bolt Shaft Lifting 119 94 3046 5 Keyed Coupling 1 Tool To Lift Enclosing Tube 155 97 3961 5 Step 16 Assemble Lineshaft with Keyed Coupling Use Provided Tool to Lift Keyed Coupling After Assembly Take the Tool Off Step 18 Tighten Enclosing Tube with Chain Wrench and Then Take the Tool Off Step 20 Assemble Column and Ti...

Страница 49: ...hten Bearing Retainer to Enclosing Tube with Chain Wrench and Then Take the Tool Off Step 28 Assemble Discharge Column Step 29 Lower Assembly Into Pit Step 31 Assemble Motor Support Step 32 Remove I Beams and Assemble Motor Support to Sub Base Step 33 Assemble Tension Plate with Tool and Then Take the Tool Off Step 27 Discharge Column Lifting Shackel and Chain 2 134 87 3425 7 20 50 520 7 Hoist Rin...

Страница 50: ...hten Bearing Retainer to Enclosing Tube with Chain Wrench and Then Take the Tool Off Step 28 Assemble Discharge Column Step 29 Lower Assembly Into Pit Step 31 Assemble Motor Support Step 32 Remove I Beams and Assemble Motor Support to Sub Base Step 33 Assemble Tension Plate with Tool and Then Take the Tool Off Step 27 Discharge Column Lifting Shackel and Chain 2 134 87 3425 7 20 50 520 7 Hoist Rin...

Страница 51: ...mum and maximum rated flows Operation outside of these limits can cause high vibration mechanical seal and or shaft failure and or loss of prime WARNING Risk of death serious personal injury and property damage Heat and pressure buildup can cause explosion rupture and discharge of pumpage Never operate the pump with suction and or discharge valves closed Running a pump without safety devices expos...

Страница 52: ...rer instructions for detailed information for the prime mover electric motor engine or steam turbine coupling drive shaft gear head or mechanical seal 1 Confirm that you have completed these procedures a Connected the driver to a power supply b Verified that the driver rotates counterclockwise when viewed from above c Checked the alignment between the pump and driver d Adjusted the impeller e Atta...

Страница 53: ...ipment damage seal failure and breach of containment Ensure all flush and cool ing 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 reprime and attempt to restart the pump 1 Fully close the discharge valve depending on system c...

Страница 54: ...es closed This can result in rapid heating and va porization of pumpage Risk of equipment damage and serious physical injury Heat build up can cause rotating 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 suction head available NPSHA alwa...

Страница 55: ...ng to resume leaking After the pump has cooled restart the pump and run it for 15 minutes Then check the leaks If the leaks exceed two drops per second adjust the packing 5 7 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 ...

Страница 56: ...evels can be retrieved by using your i ALERT monitor ing sensor and app Three month inspections Perform these tasks every three months Check that the foundation and the hold down bolts are tight Annual inspections Perform these inspections one time each year Check the pump capacity Check the pump pressure Check the pump power If the pump performance does not satisfy your process requirements and t...

Страница 57: ...move all packing rings and replace them with new rings a Remove the packing with the aid of a packing hook b If a lantern ring is provided remove it by inserting a wire hook in the slots of the ring and pull it from the stuffing box c Thoroughly clean the stuffing box of all foreign matter 7 If the replacement packing is in the form of a continuous coil or rope cut it into rings before instal ling...

Страница 58: ...s IOM for specific instructions and recommendations Risk of serious personal injury Applying 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 methods must be adhered to Never apply heat to aid in their removal unless explicitly stated in ...

Страница 59: ...ivel hoist rings as furnished 3 Remove all hold down bolts and integral piping 4 Remove the coupling mechanical seal 5 Continue with disassembly down to the bowls as described in the next section 6 4 3 Bowl disassembly The bowl assembly is composed of these parts Suction bell Intermediate bowls Top bowl Impellers and securing hardware Bearings Pump shaft NOTICE Match mark the components in sequenc...

Страница 60: ...quired criteria Make sure that the parts are clean Clean the pump parts in solvent in order to remove oil grease and dirt NOTICE Protect machined surfaces while cleaning the parts Failure to do so may result in equipment damage 6 5 1 Replacement guidelines Casing check and replacement WARNING Risk of death or serious injury Leaking fluid can cause fire and or burns Inspect and ensure gasket sealin...

Страница 61: ...ivalent and make sure the ring is flush with the edge or the wear ring seat 6 6 2 Installing the bowl and lineshaft bearings Make sure you have an arbor press or equivalent for pressing the bearings 1 Press bowl bearings into bearing housings until bearing is flush with seat 2 Press line shaft bearings into retainers in column pipes 6 6 3 Installing the keyed bowl assembly 1 Install the key into t...

Страница 62: ...The total pump head is too high Check the pipe friction losses Use larger discharge piping The liquid passages are partially ob structed Inspect the impellers and bowls and re move any obstructions There is cavitation Insufficient NPSH Check for and remove any obstructions in pump suction inlet The impellers are too high semi open construction only Reset the impeller adjustment See Instal lation f...

Страница 63: ... is bent Straighten as necessary Rotating parts are binding loose or broken Replace parts as necessary The bearings are worn Replace the bearings The discharge head is not properly vented Open the vent The pump is vibrating exces sively One of these conditions might exist The coupling is misaligned The shaft is bent The impellers are not balanced The bearings are worn There is cavitation There is ...

Страница 64: ...seal squeals during opera tion There is an inadequate amount of liq uid at the seal faces A bypass flush line is necessary If a by pass line is already in use then enlarge it in order to produce more flow Carbon dust is accumulating on the outside of the gland ring There is an inadequate amount of liq uid at the seal faces Bypass the flush line If a bypass line is already in use then enlarge it to...

Страница 65: ...8 Parts Listings and Cross Sectionals 8 1 Typical Parts List and Cross Sectionals Figure 15 Cross Sectional 8 Parts Listings and Cross Sectionals Model VCW Installation Operation and Maintenance 63 ...

Страница 66: ...Figure 16 Cross Sectional Figure 17 Cross Sectional 8 1 Typical Parts List and Cross Sectionals 64 Model VCW Installation Operation and Maintenance ...

Страница 67: ... 2 Bearing Bowl Hard Shell Rubber Bearing Ni trile Brass 6106 739B 32 Studs Bearing Housing ASTM A193 GR B8M Class 2 2287 735B 32 Hex Nut Bearing Housing ASTM A194 GR 8M 2291 660 1 Pump Shaft ASTM A479 Type 410 Cond 2 with PT1 25 0000 739C 32 Studs Bowl Column ASTM A193 GR B8M Class 2 2287 735C 32 Hex Nut Bowl Column ASTM A194 GR 8 2291 Table 6 Sub Assembly Column and Discharge Assembly Parts List...

Страница 68: ...w Tension Plate Motor Mount ASTM A276 Type 316 2229 743 2 O Ring Tension Plate Nitrile BUNA N 5302 747 2 Pipe Plug Tension Plate ASTM A276 Type 316 2229 620 3 Packing Ring JOHN CRANE Packing Style 1340 5017 618 1 Gland Split ASTM B148 B505 Alloy 954 1128 739F 2 Studs Split Gland Tension Plate ASTM A276 Type 316 2229 735F 2 Hex Nut Split Gland Tension Plate ASTM A276 Type 316 2229 760G 2 Hex Hd Scr...

Страница 69: ... Bolt ASTM A108 GR 1018 2242 777 2 Lifting Lug Motor Support Alloy Steel Generic 0000 760B 8 Hex Hd Screw Motor Support Motor ASTM A354 Grade BD or SAE S429 GR 8 2298 760C 4 Hex Hd Screw Alignment Mo tor Support Motor ASTM A354 Grade BD or SAE S429 GR 8 2298 Table 10 Accessories Item No Qty Sub Assembly Bowl Assem bly Material GP MATL 800 1 Driver Motor Vendor GE 0000 634A 1 Air Release Valve APCO...

Страница 70: ...an Kilang Timor 04 06 Singapore 159303 65 627 63693 65 627 63685 Asia Pacific ITT Goulds Pumps Ltd 35 Oksansandan ro Oksan myeon Heungdeok gu Cheongju si Chungcheongbuk do 28101 Rep of KOREA 82 234444202 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 ...

Страница 71: ...www gouldspumps com ITT Goulds Pumps Vertical Products Operation 3951 Capitol Avenue City of Industry CA 90601 1734 USA 2021 ITT Corporation The original instruction is in English All non English instructions are translations of the original instruction Form IOM VCW en us 2021 06 ...

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