Pentair Edwards 400 Maintenance Manual Download Page 1

      Edwards Model 400

Pump Maintenance Manual

Summary of Contents for Edwards 400

Page 1: ...Edwards Model 400 Pump Maintenance Manual...

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Page 3: ...edure 2 4 Cleaning 2 6 Inspection 2 7 Repair and Replacement 2 7 Assembly 2 8 General Practice 2 8 Assembly Procedure 2 8 Replacement 2 12 3 Installation Inspection 3 1 Unpacking 3 1 Repacking 3 1 Sto...

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Page 5: ...ontroller Let the pump cool before handling Be Aware of Chemical Hazards Maintenance personnel must observe all safety pre cautions while working with the chemicals used in cleaning agents Warnings an...

Page 6: ...ve force when installing seals This could damage the seals causing them to leak Use approved tools available from Edwards Do not rotate rotor assemblies until bearings have been installed and adjusted...

Page 7: ...lacement rotary pump with gear type rotors The pump is self priming Edwards rotary pumps are available in many configurations While they may look alike there may be significant differences from one pu...

Page 8: ...an be performed by maintenance personnel using normally avail able tools Consumable Materials Cleaning materials lubricants and other products needed during pump maintenance are listed in Table 2 1 Do...

Page 9: ...ing Gears 1 000 Hours 5 32 Ounce Table 2 3 Troubleshooting Trouble Probable Cause Remedial Action 1 Pump does not turn 1a Seized pump 1a Repair or replace pump 1b Faulty or misaligned coupling 1b Repl...

Page 10: ...coupling 3b Cavitation 3b Check suction piping with a vacuum gauge Gauge should read less than 10 in Hg in most cases Contact Edwar ds for the exact reading for your application 3c Worn or damaged be...

Page 11: ...eads when the timing gears are pulled 3 Fabricate timing gear puller as shown in Figure 2 2 4 Install timing gear puller with cap screws on timing gear 10 Figure 4 1 Tighten screws to take up slack an...

Page 12: ...HARGE PORT LEFT HAND ROTATION LEFT HAND ROTATION RIGHT HAND ROTATION RIGHT HAND ROTATION 1070_0002a cdr NOTE ALL ROTATIONS ARE VIEWED FROM PUMP SHAFT END Edwards USES THE FOLLOWING NOTATION FOR PUMP I...

Page 13: ...ine for cleaning parts 2 After soaking parts in dry cleaning solvent deposits may be washed away by flushing or spraying Where necessary use soft bristled non metallic brush moist ened in solvent 3 Ex...

Page 14: ...binding or misalignment nicks or gouges outside race load areas are not cause for rejection Bearings shall be rejected for cuts or grooves parallel to ball or roller rota tion or for fatigue pits not...

Page 15: ...nal torque Install all cap screws nuts and fasteners using anti seize compound 4 Table 2 1 unless otherwise indicated in specific procedure Assembly Procedure Assemble Rotors and Liners 1 If removed i...

Page 16: ...cate grease seals 14 with approved grease 7 Table 2 1 4 Install grease seals 14 Figure 4 1 in endcases 15 with sealing lip facing toward counterbore of endcase Install Endcases 1 Install a new pump bo...

Page 17: ...1 Install dial indicator on opposite end of shaft as shown in Figure 2 5 and zero indicator 3 Loosen previously tightened bearing adjusting nut 12 Tighten opposing bearing adjusting nut until rotor ju...

Page 18: ...otors from the discharge port for lash adjustment Shim should feed into pump between rotors when drive rotor is turned in normal direction of rotation 5 Install drive timing gear 10 loosely on shaft t...

Page 19: ...ree 3 4 in beads of approved grease 7 Table 2 1 around inside perimeter of cover 5 Apply light coat of approved grease 7 Table 2 1 to timing gear cover sealing sur face and install new gasket 4 Figure...

Page 20: ...ving the pump from the shipping pallet Remove pump as follows 1 Remove all protective material 2 Remove all bolts securing pump to pallet 3 Using suitable lifting device lift pump from packing case 4...

Page 21: ...tions the code shall prevail Clean Pump To ensure that test fluids and or preservatives do not contaminate the fluid to be pumped do the following 1 Flush pump thoroughly before it is placed in servic...

Page 22: ...3 3 Installation...

Page 23: ...mp is to be located 5 Cut four 1 5 inch inside diameter pipe sleeves 5 inches long 6 Assemble foundation bolts as shown in Figure 3 5 and attach them to template Foundation bolts should extend about 2...

Page 24: ...of grouting is to prevent lateral shifting of the skid base not to take up irregularities in the foundation 1 Construct wood frame around foundation as shown in Figure 3 6 Set height of the frame to c...

Page 25: ...direc tional arrow designation on the pump as shown in Figure 2 1 Most pump drivers are induction motors and direction of rotation is dependent on the connection of the three phase wire connection Som...

Page 26: ...ion of the two as shown in Figure 3 7 Flexible coupling types in general use are chain gear steel grid and flex member For aligning the pump and driver shafts remove the coupling cover then remove cha...

Page 27: ...when correcting for parallel misalignment Checking for Spacer Coupling Misalignment Spacer type couplings may be checked for angular and parallel misalignment by the same methods described above with...

Page 28: ...d piping Threaded joints should be coated with compounds compatible with but not soluble in the liquid handled Care must be taken with Teflon taped joints to prevent shredded pieces of Teflon from ent...

Page 29: ...le size to prevent an excessive vacuum condition at the pump Generally the net area of the strainer screen should be three to five times the area of the inlet pipe The required net area is dependent o...

Page 30: ...and rotation Proper rotation is indicated by an arrow on the pump Disconnect driver coupling and start driver momentarily to ensure correct rotation 6 Before reconnecting driver coupling turn pump sh...

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Page 32: ...ter When ordering parts please provide 1 Pump Type 2 Pump Size 3 Pump Serial Number 4 Piece Number from the exploded view in this manual or from the Repair Parts Index 5 Quantity Needed Order replacem...

Page 33: ...14 DATED JANUARY 2008 Figure 4 1 Edwards Model 400 Pump Exploded View 1070_0009f cdr 1 4 3 2 16 15 17 1 20 19 14 13 12 10 8 10 11 18 17 11 25 21 24 20 22 9 23 1 16 17 19 21 17 18 5 6 7 4 12 13 14 15...

Page 34: ...23 092 Bearing Adjusting Wrench 1 848 0103 999 11 Setscrew 4 708 1064 999 12 Bearing Adjusting Nut 4 544 1003 208 13 Ball Bearing 4 068 3010 647 14 Grease Seal 4 712 6512 653 For Duplex SS Shafts chan...

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Page 36: ...POSE Seller s sole obligation under this warranty shall be at its option to repair or replace any equipment or its component parts which has a defect covered by this warranty or to refund the purchase...

Page 37: ...800 Airport Road North Aurora IL 60542 phone 630 859 7000 fax 630 859 1226 website www AuroraPump com ED11012 07 08 13...

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