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Pump Trouble-Shooting 

Common Pump Operational Problems 

 

 

 
 
 
 

 

Page 48 

                                                        4852840 

Содержание Peerless Pump 8196 Series

Страница 1: ...________ SERVICE_____________________________ EQUIPMENT NUMBER__________________ SERIAL NUMBER______________________ Bulletin 4852840 Revised October 9 2017 Peerless Pump Company Series 8196 INSTALLAT...

Страница 2: ...s 12 Flooded Suction Positive Head Installations 12 II K Discharge Piping 12 II L Engine Driven Units 13 II M Electric Motor Driven Units 13 II N Installation Falk Steelflex Spacer Couplings 14 15 II...

Страница 3: ...stallation Back Pull Out Assembly All Models 34 Appendix 35 Oil Lubricated Bearings 35 Grease Lubricated Bearings 36 Field Conversion from Flood Oil to Oil Mist Bearings 37 Impeller Clearance Adjustme...

Страница 4: ...hich it was shipped transportation prepaid This warranty does not cover parts damaged by decomposition from chemical action or wear caused by abrasive materials nor does it cover damage resulting from...

Страница 5: ...temperatures higher than nor used with liquids other than stated in the original order acknowledgment without written permission of Peerless Pump Company For Pressure Temperature limitations see page...

Страница 6: ...e intended for removing the back pullout assembly for maintenance and inspection An assembled pump should be hoisted using a sling under suction flange and under rear of bearing frame Base plate mount...

Страница 7: ...the foundation locate the foundation bolts using a template frame and provide anchorage as shown in Figure 1 See the outline drawings furnished with each pump for the exact location of the foundation...

Страница 8: ...e 1 Foundation bolt location and anchorage Realignment is necessary after the complete unit has been leveled on the foundation and again after the grout has set and foundation bolts have been tightene...

Страница 9: ...ure 3 Proceed as follows 1 Scribe the index lines on the coupling halves as shown or mark where the indicator point rests 2 Set indicator dial to zero 3 Slowly turn BOTH coupling halves so that index...

Страница 10: ...wedge a In some instances for factory aligned pumping units it may be necessary to change the shims under the pump or driver or even relocate these factory positioned units on the base plate Make such...

Страница 11: ...plywood or thick planking around the foundation to contain the grout Support adequately to prevent deformation b Soak the top of the concrete pad thoroughly with water before grouting Remove all surf...

Страница 12: ...ter than the NPSH requirement of the pump d Piping should be cleaned mechanically and chemically and flushed prior to installing the pump Several mechanical seal and seizure troubles are due to improp...

Страница 13: ...engine f Provide correct rotation of the pump Engine rotation is determined at the factory No mange of engine rotation can be made in the field It is recommended that the operator become familiar wit...

Страница 14: ...w oil separation rate and high resistance to separation from centrifuging Liquid Constituent To possess good lubrication properties equivalent to a high quality well refined petroleum oil Inactive Mus...

Страница 15: ...Table 1 Tighten all foundation fasteners and repeat Steps 3 and 4 Realign coupling if necessary NOTE Use a dial indicator for more accurate alignment S INSERT GRID Pack gap and grooves with lubricant...

Страница 16: ...rotective coatings or lubricants from bores mating surfaces and fasteners Remove any existing burrs etc from the shaft 3 Slide one coupling flange onto each shaft using snug fitting keys 4 Position th...

Страница 17: ...be sure to recheck the parallel alignment Note For maximum life keep misalignment values as near to zero as possible NOTE Periodically check elastomeric coupling sleeves for any visible evidence of de...

Страница 18: ...hubs to the shafts securing only one hub the other hub should be loose for minor adjustment of spacing Where tapered bushings are used follow bushing manufacturer s instructions If hub is bored for a...

Страница 19: ...correct for angular misalignment use calipers to check the gap between hubs Adjust or shim equipment until the gap is the same at all points around the hubs 2 To correct parallel offset place a strai...

Страница 20: ...talled at the factory the centering clips are removed Follow instructions on the seal drawing supplied PACKING RECOMMENDATIONS 1 General Service Packing This is an Aramid PTFE synthetic packing It is...

Страница 21: ...ine oil with rust and oxidation inhibitors should be used See Appendix for oil recommendations and instructions for filling frame with oil when Trico oilers are installed Pure Oil Mist Lubrication The...

Страница 22: ...control flow The discharge valve should be dosed or partially open See that all pipe connections are tight Make sure all flushing and cooling lines are open 3 Restore power supply and start the pump...

Страница 23: ...g guard Disconnect coupling and check the alignment Make any necessary adjustments at this time Reconnect coupling and replace coupling guard NEVER RUN PUMP WITHOUT THE COUPLING GUARD DISREGARD OF THI...

Страница 24: ...visible and at the level indicated on the sight glass Slight foaming under operation is normal Contaminated oil should be changed immediately b Grease lubricated bearings should be re greased at star...

Страница 25: ...drain plug 408A Replace drain plug and dispose of used oil in an environmentally appropriate manner c Scribe line on pump shaft at end of coupling hub and proceed to remove hub from shaft d Remove im...

Страница 26: ...ten jack bolts 370D evenly Bearing housing will begin to back out of frame b Slide shaft assembly with bearing housing out of bearing frame c Remove all jack screws and nuts items 370D and 423 d Remov...

Страница 27: ...out of frame c Slide shaft assembly with bearing housing out of bearing frame d Remove all jack screws and nuts items 370D and 423 Remove bearing housing 0 ring 496 e Remove bearing cover bolts 370G a...

Страница 28: ...e bent the impeller should be replaced FRAME ADAPTER Visually inspect for cracks warpage or corrosion damage Replaceif any of these signs appear BEARING HOUSING Visually inspect for signs of wear or c...

Страница 29: ...shaft Place tang of lock washer in shaft keyway under bearing c Thread locknut 136 onto shaft Tighten nut until snug with a spanner wrench and bend any tang of lock washer over flat on nut Slide beari...

Страница 30: ...c Install outboard bearings 112 NOTE LTP FRAMES USE DUPLEX ANGULAR CONTACT BEAR INGS MAKE SURE BEARINGS ARE MOUNTED IN THE CORRECT ORDER BACK TO BACK d Install inboard bearing 168A If using a press ma...

Страница 31: ...frame assembly so that it does not tip over Check shaft end play by moving shaft forward and backward by hand Dial indicator movement should be within tolerances listed inAppendix If values aregreater...

Страница 32: ...located at the flushing connection otherwise no flushing will occur Install pack ing gland haves 107 hand tighten evenly MECHANICAL SEAL PUMPS a Install seal chamber 184 with studs and nuts 370H 423B...

Страница 33: ...23B k Install impeller with 0 ring Thread impeller on shaft until it seats against shaft sleeve face Slide impeller wrench over shaft and coupling key Tighten impeller by raising wrench counterclockwi...

Страница 34: ...able range is between 030 inch and 065 inch Clearance beyond these limits indicates defective parts improper installation or excessive pipe strain Determine cause and correct before proceeding e Set i...

Страница 35: ...sity at 100 F should be used where pumping temperatures do not exceed 350 F 177 C Fill frame with oil to the center of the sight glass through oil fill plug 113A Fill oiler bottle and replace in oiler...

Страница 36: ...out of the relief ports REGREASE BEARINGS EVERY 2000 HOURS OFOPERATION OR 3 MONTHS WHICHEVER OCCURS FIRST For pumping temperatures less than 350 F use a lithium based mineral oil grease of NLGI consi...

Страница 37: ...inuous purge oil mist system a Install oil mist inlet connections 14 inch at top inboard and outboard tapped connections on bearing frame SEE FIGUREC b Remove oil drain plug 408A at bottom center of f...

Страница 38: ...surface of the casing The following table should be used as a guide for setting the impeller clearance under various operating temperatures FEELER GAUGE ADJUSTMENT OF IMPELLER CLEARANCE a LOCK OUT PO...

Страница 39: ...shaft to make sure that it turns freely d Reinstall coupling guard DIAL INDICATOR ADJUSTMENT OF IMPELLER CLEARANCE a LOCK OUT POWER SUPPLY TO MOTOR b Removecouplingguardandcoupling c Place a dial ind...

Страница 40: ...ing bolts evenly about one flat at a time drawing the bearing housing away from the frame until the dial indicator shows the proper clearance from 015 inch to 025 inch g Tighten bearing housing bolts...

Страница 41: ...RADE CN 7M CAST IRON 040 ASTM A48 CLASS 30 CAST IRON 650 ASTM A48 CLASS 25 CD4MCu 507 ASTM A743 GRADE CD4MCu DUCTILE IRON 596 ASTM A395 GRADE 60 40 18 DUCTILE IRON 680 ASTM A536 GRADE 65 45 12 HASTELL...

Страница 42: ...ooler Outlet Not Shown 113A 1 Plua Oil Fill Packing Gland has only 2 Studs Nuts Page 42 4852840 ITEM QTY DESCRIPTION 136 1 Locknut Bearing 105 1 Ring Lantern 134 1 Housing Bearing Outboard 370C 3 Bolt...

Страница 43: ...n Not Shown 529 2 Bolt Frame Foot to Frame 370F 1 Washer Frame Foot ITEM QTY DESCRIPTION 406M 1 Plug Oil Cooler Outlet Not Shown 113A 1 Plug Oil Fill 136 1 Locknut Bearing 105 1 Ring Lantern 134 1 Hou...

Страница 44: ...Bolt Frame Foot to Frame 529 1 Washer Frame Foot 408M 1 Plug Oil Cooler Outlet Not Shown 113A 1 Plug Oil Fill ITEM QTY DESCRIPTION 136 1 Locknut Bearing 105 1 Ring Lantern 134 1 Housing Bearing Outbo...

Страница 45: ...ug Oil Fill 136 1 Locknut Bearing Packing Gland has only 2 Studs Nuts 4852840 ITEM QTY DESCRIPTION 105 1 Ring Lantern 134 1 Housing Bearing Outboard 370C 3 Bolt Bearing Housing 370D 3 Jack Bolt Bearin...

Страница 46: ...ANSI PROCESS PUMPS ENGINEERINGDATA PRESSURE TEMPERATURERATINGS CONTACT FACTORY FOR SUCTION PRESSURES OVER 160 PSIG Page 46 4852840...

Страница 47: ...Engineering Data 4852840 Page 47...

Страница 48: ...Pump Trouble Shooting Common Pump Operational Problems Page 48 4852840...

Страница 49: ...ing ltem112 Bearing Lock Nut Item 136 Inboard Bearing Item 168 A Impeller Item 101 Case Gasket ltem351 Shaft Sleeve 0 Ring ltem496A Frame Adapter 0 ring ltem360D Lantern Ring packed box Item 105 Beari...

Страница 50: ...ModularInterchangeabilityChart Page 50 4852840...

Страница 51: ...STP Exploded Isometric View 4852840 Page 51...

Страница 52: ...MTPExploded IsometricView Page 52 4852840...

Страница 53: ...LTP Exploded Isometric View 4852840 Page 53...

Страница 54: ...XLTP Exploded Isometric View Page 54 4852840...

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