background image

P

UMP WITH

J

ACKETED

S

EAL

C

HAMBER AND

B

EARING

H

OUSING

O

IL

C

OOLER

- R4144

11

P

UMP WITH

J

ACKETED

S

EAL

C

HAMBER AND

O

PTIONAL

“C” F

ACE

M

OTOR

S

UPPORT

- R4144

PUMP DESIGNATION CODE FOR R4140

R4142

Pump with jacketed seal chamber

R4144

Pump with jacketed seal chamber 
and oil cooler

R4146

Pump with large taper bore seal 
chamber

R4147

Pump with jacketed seal chamber 
and jacketed casing

R4148

Pump with jacketed seal chamber, 
jacketed casing and oil cooler

Part No.

Part Name

3

Impeller

*4

Impeller Key

5

Casing

5A

Casing Drain Plug

5C

Casing Stud Nut

5D

Casing Stud

*6

Casing Back Cover Ring

6A

Casing Ring

7

Cradle Spacer

7A

Bull’s Eye Oil Level Indicator 

7G

Spacer to Bearing Housing Capscrew

9

Bearing Housing Foot

*10

Shaft Sleeve

*10K

Shaft Sleeve Key

*12

Impeller Bolt 

*12A

Impeller Washer

*12B

Impeller Lock Washer

*12C

Impeller Washer Pin

13

Seal Chamber Gland

Packing Gland

14

Gland Stud

15

Gland Nut

*17

Lantern Ring

22

Casing Back Cover

*22A

Back Cover to Cradle Cap Screw

*25

Radial Bearing

*25A

Thrust Bearing

*26

Bearing Housing

*27

Seal Ring

*28

Bearing End Cover

*29

Pump Shaft

*31

Thrust Bearing Lock Nut

*31A

Thrust Bearing Lock Washer

*54

Throat Bushing

56

Casing Foot

*56B

Casing Foot Dowel

*75B

Retaining Ring

*76

Labyrinth Seal—Front 

*76A

Labyrinth Seal—Rear

77

Casing Gasket

*77B

End Cover Gasket

*80

Bearing Housing Vent

*87

Impeller Ring—Back (Optional)

87A

Impeller Ring—Front (Optional)

95A

Mechanical Seal Stationary

95B

Mechanical Seal Rotary

*109

Oil Cooler Assembly

P

ARTS

L

IST

* Denotes parts that are interchangeable in all
R4140 series pumps.

Summary of Contents for DEAN PUMP R440

Page 1: ...Horizontal Process Pumps Instruction Manual MC 1 5 40 DO NOT INSTALL OPERATE OR SERVICE THIS PUMP BEFORE READING THE ENTIRE MANUAL DEAN PUMP SERIES R5000...

Page 2: ...rication 7 Starting the Pump 8 Filling 8 Operating 8 Pump Start Up Check List 8 9 Spare Parts 9 Ordering Spare Parts 9 Pump Section Views 10 Pump Parts List 10 Disassembly and Assembly Procedures 11 1...

Page 3: ...our factory or the replacement F O B our factory as the case may be or any Dean Products which shall have been deter mined by us after notice to us and inspection by us within the war ranty period to...

Page 4: ...er 2 AISI 1020 13 Fibre Sheet Non Asbestos Fibre 3 316SS ASTM A744 Grade CF8M 14 Buna N Rubber 4 AISI 4140 ASTM A193 B7 Steel 15 Steel Finned Stainless Steel Tube with Steel End Fittings 5 ASTM A194 G...

Page 5: ...base plate and pump mounting is 1 Place baseplate with pump and driver mounted thereon on the pump foundation 2 Use wedges under the baseplate edges at each foundation bolt to properly support and lev...

Page 6: ...ed before the baseplate is grouted to the foundation and again before the pump is first started If the baseplate mounting instructions have been carefully followed no difficulties in making the alignm...

Page 7: ...movement of the shaft measured at the shaft coupling when the pump is mounted on its baseplate and that baseplate is fully bolted to a properly designed foundation and is fully grouted in place For a...

Page 8: ...ll do no harm Mechanical seal gland cooling flow should be adjusted to about 1 2 GPM Bearing housing cooling flow rate when not in series with the stuff ing box cooling should be adjusted to 1 2 GPM T...

Page 9: ...factur ing plant Connection 7 is for the Automatic Oiler Bull s Eye Oil Level Indicator which is shipped in a box in the coupling guard assembly and must be installed into one of these two connections...

Page 10: ...ections on both sides so that you can place the oiler on the side that is most easily viewed The pump was shipped with a plastic shipping protector in one of the connections and the other is plugged F...

Page 11: ...direction of rotation to be observed A direction of rotation arrow is shown on the front of the pump casing If rotation is incorrect change the wiring connections and recheck rotation Operating the pu...

Page 12: ...PARTS These points must be checked after pump installation and before starting up the pump 1 Read instruction manual thoroughly and understand it 2 Review pump order head sheet for the service rating...

Page 13: ...sing Capscrew 9 Bearing Housing Foot 10 Shaft Sleeve 10K Shaft Sleeve Key 12 Impeller Bolt 12A Impeller Washer 12B Impeller Lock Washer 12C Impeller Washer Pin 13 Seal Chamber Gland Packing Gland 14 G...

Page 14: ...the pump Hook a lifting hoist to the lifting eye s of the motor and take the slack out of the cable or chain Make sure that all of the components of the lifting apparatus are capable of lifting the w...

Page 15: ...saw or otherwise cut parts to remove them Explosion and or fuming could occur causing personal injury death and or equipment damage Do not hammer on any parts Personal injury and or damage to equipmen...

Page 16: ...ring 75B over the shaft before pressing on the last bearing s I Place a new bearing lock washer 31A onto the pump shaft 29 Tighten the bearing lock nut 31 against the lock washer to 75 ft lb while hol...

Page 17: ...proximately 90 from the blind hole w Replace the coupling key into the keyway at the coupling end of the pump shaft 29 x If the pump and driver are independently mounted to a com mon baseplate place t...

Page 18: ...ull contact with the base lightly tighten the casing stud nuts 5C and the bolts that retain the motor sup port 83 to the bearing housing 26 al Tighten the casing stud nuts 5C evenly to 105 ft lb am Ti...

Page 19: ...Shaft Sleeve 10K Shaft Sleeve Key 12 Impeller Bolt Nut on R440 12A Impeller Washer 12B Impeller Lock Washer 12C Impeller Washer Pin 13 Seal Chamber Gland Packing Gland 14 Gland Stud 15 Gland Nut 17 La...

Page 20: ...essure in the system when the pump was stopped the quality type and condition of the isolation valves the thermal expan sion values of the fluid and the pump material and the change in the vapor press...

Page 21: ...onary 95A and gland 13 Remove the mechanical seal stationary 95A from the gland 13 f Remove the four capscrews securing the cradle spacer 7 to the bearing housing 26 and remove the cradle spacer g Rem...

Page 22: ...t lb j Replace the bearing housing cooling coil after the shaft has been reinstalled Use a new gasket and tighten the cooling coil cap screws snugly and evenly to avoid oil leakage Torque cap screws t...

Page 23: ...e stuffing box may be packed either with or without a lantern ring also known as a seal cage or lantern gland as the service of the pump dictates When the pump suction pressure is above 100 psig a lan...

Page 24: ...ints at 90 intervals until the stuffing box is nearly full 5 Put the packing gland in place and pull up the gland stud nuts firmly Back the gland stud nuts off to finger tightness 6 Rotate the pump sh...

Page 25: ...ump casing back cover 22 carefully into place secure it with the two capscrews and then guide the seal gland insert and gaskets together with the gland carefully into position Reassemble the pump Now...

Page 26: ...ng away from the insert 315 Lubricate the outside diameter of the seat rings 328 the inside of the casing back cover 22 and the inside of the mechanical seal gland 300 if the seat rings 328 are Grafoi...

Page 27: ...ly top quality tools Stop the pump Turn off the power supply electricity steam etc to the pump driver motor turbine engine etc and lock the switching device so that it cannot be restarted Tag the swit...

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