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Page 517

P3 & P15 BEARING PEDESTAL

Figure 4-19

P3 Bearing Pedestal

Figure 4-20

P15 Bearing Pedestal

24A

NAME/DESCRIPTION

PART NO. QTY.

Bearing Pedestal

Snap Ring/Bearing Retainer

Shaft

Flinger

Key Coupling

Ball Bearing/Inboard

Ball Bearing/Outboard

24A

Coupling Guard/Halves

Capscrew

Summary of Contents for T51 SERIES

Page 1: ...PUMPS VERTICAL FLANGE MOUNTED CLOSE COUPLED PUMPS FLEXIBLE COUPLED PUMPS Section T51 Page 501 Dated January 2000 97 4623 01 588 MTH PUMPS 401 West Main Street Plano IL 60545 1436 Phone 630 552 4115 Fa...

Page 2: ...refer to the disassembly reassembly instruc tions in Section 4 Loosen the thrubolts clamping the assembly together three full turns no more Fill the pump with water Apply torque 50 foot pounds maximum...

Page 3: ...ne of the pump in feet Hf All friction losses from the vessel to the pump in feet NPSH 2 31 Hs Hf For boiling liquids Ps and Pvp are equal This item then becomes zero and can be omitted from the equat...

Page 4: ...on it is only necessary to embed the edges It is unnecessary to completely fill under the baseplate DO NOT grout the unit to the foundation until it has been properly aligned The foundation must be a...

Page 5: ...ipe hangers and pipe supports should be used to carry piping to avoid misalignment and distortion Consideration should be given to thermally induced expansion and contraction particularly in long runs...

Page 6: ...peller vanes and can sometimes lock up the pump If a new pump does not operate properly the first thing to check for is damage from foreign material 3D Electrical It is important to be aware of and fo...

Page 7: ...o the self primer 1 A check valve necessary to maintain a vacuum in the suction line as surging occurs in the pump 2 An air eliminator used on the discharge side of the pump to separate air from liqui...

Page 8: ...To disassemble the pump Refer to Figures 4 4 and 4 5 for reference to the numbered parts in the procedures below 1 Remove all liquid from the pump Air blown through the pump will remove the water quic...

Page 9: ...Thin blade screwdriver 7 Two large blade screwdrivers 8 Cealube G or similar glycol base lubricant DO NOT use petroleum products To disassemble the pump Refer to Figures 4 11 and 4 12 for reference t...

Page 10: ...acement seat be installed during reassembly 4D Inspection of Components Thoroughly clean all parts All components should be examined for wear and corrosion Replace any parts that show visible wear If...

Page 11: ...installed in the motor bracket before the bracket is installed on the motor To install the seat a Place the motor bracket face up on a flat surface 15 14 1 7 125 12 23 11 23A 60 19 2 18 20 b Carefull...

Page 12: ...of the motor bracket i While maintaining inward pressure on the sleeve with one hand line up the collar setscrews with the key in the shaft sleeve one setscrew on each side of the key j Tighten the se...

Page 13: ...he seat cavity of the motor bracket Care must be taken not to damage the seat face Thumb pressure is usually sufficient to install the seat 2 Install the motor bracket a While holding the motor bracke...

Page 14: ...peller hub should be facing out away from the motor bracket c If the impeller does not fit repeat steps a and b to determine the problem 5 Place O ring 7 into the O ring groove in the motor bracket It...

Page 15: ...a plastic or wooden mallet gently tap on the end of the shaft until it slides out of the frame Both bearings should come out with the shaft Do not use a metal hammer severe damage to the shaft will o...

Page 16: ...aring to insure proper installa tion and to prevent bearing damage The bearings must seat against the shoulder for proper alignment Refer to Figure 4 23 Also refer to Alternate bearing installation pr...

Page 17: ...earing Pedestal 30 23 17 24 4 21 3 33 24A 30 23 17 24 4 33 24A 3 NAME DESCRIPTION PART NO QTY Bearing Pedestal 3 1 Snap Ring Bearing Retainer 4 1 Shaft 17 1 Flinger 21 1 Key Coupling 23 1 Ball Bearing...

Page 18: ...n liquid Install a separator in the suction line Check the seal on the inlet end of the pump to determine if air is being drawn in Hydrostatically test the system to insure that there are no leaks 3 M...

Page 19: ...ent Piping load on pump RPM or pump pressure too high 2 Pump locked up Pump dried out and close clearance areas rusted Follow installation instructions for loosening the pump Foreign material in pump...

Page 20: ...er this express warranty any applicable im plied warranty or claims for negligence except to the extent that this limitation is found to be unen forceable under the applicable State law Some States do...

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