KSB 4STQ Series Page 39 Installation & Operating Manual Download

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4STQ

2580.821/04-EN

9.1.6 Cartridge seal C120/120M1-4STQ

Fig. 20:

Section axes

523

475.52

472.52

471

441

487

477.53

472.53

475.53

562.53

412.59

412.58

932.52

412.52

412.53

412.57

932.53

412.54

412.55

904.52

412.56

Fig. 21:

View A

474.52

562.52

474.53

562.55

562.54

904.53

477.52

UG1490881CDK

Fig. 22:

View B

Table 12:

List of components

Part No.

Description

Part No.

Description

412.52/.53/.54/.55/.56/.57/.
58/.59

O-ring

487

Mating ring carrier

441

Shaft seal housing

523

Shaft sleeve

471

Seal cover

562.52/.53/.54/.55

Parallel pin

472.52/.53

Primary ring

901

Hexagon head bolt

474.52/.53

Thrust ring

904.52/.53

Grub screw

475.52/.53

Mating ring

932.52/.53

Circlip

477.52/.53

Spring for mechanical seal

Summary of Contents for 4STQ Series

Page 1: ...KSB Mechanical Seal 4STQ Installation Operating Manual...

Page 2: ...s provided herein must neither be distributed copied reproduced edited or processed for any other purpose nor otherwise transmitted published or made available to a third party without the manufacture...

Page 3: ...nical seal 16 5 3 1 Installing the C022 025M1 4STQ and C033 033M1 4STQ double cartridge seals 16 5 3 2 Installing the C033 055M1 4STQ double cartridge seal 18 5 3 3 Installing the double cartridge sea...

Page 4: ...eal C022 025M1 4STQ 34 9 1 2 Cartridge seal C033 033M1 4STQ 35 9 1 3 Cartridge seal C033 055M1 4STQ 36 9 1 4 Cartridge seal C055 065M1 4STQT 37 9 1 5 Cartridge seal C055 065M1 4STQ 38 9 1 6 Cartridge...

Page 5: ...ical personnel 1 3 Other applicable documents Table 1 Overview of other applicable documents Document Contents Data sheet Description of the technical data of the pump set in which the mechanical seal...

Page 6: ...n damage to the machine and its functions Explosion protection This symbol identifies information about avoiding explosions in potentially explosive atmospheres in accordance with EU Directive 2014 34...

Page 7: ...stated in the technical product literature for the ambient temperature fluid handled speed density pressure temperature and in compliance with any other instructions provided in the operating manual o...

Page 8: ...sent Use only original spare parts or parts components authorised by the manufacturer The use of other parts components can invalidate any liability of the manufacturer for resulting damage The operat...

Page 9: ...tractual agreement CAUTION Removing transport locks too early Damage to previously locked components during transport If transport locks are fitted do not remove them too early 3 3 Storage preservatio...

Page 10: ...e and vermin free If properly stored indoors the equipment is protected for a maximum of 36 months New mechanical seals are supplied by our factory duly prepared for storage 3 4 Return to supplier 1 R...

Page 11: ...uid and any fluid residues Wear safety clothing and a protective mask if required Observe all legal regulations on the disposal of fluids posing a health hazard 1 Dismantle the mechanical seal Collect...

Page 12: ...directional with multi spring arrangement S Bi directional with single spring L Direction of rotation anti clockwise R Direction of rotation clockwise 1 Anti twist lock of mating ring 0 Without lock...

Page 13: ...he rotating rings are in contact with the stationary primary rings 4 and 8 and form a sealing clearance The springs 15 and 11 press the primary ring against the mating ring They ensure that the seal f...

Page 14: ...at do not serve to transmit the torque Examples are mating rings with an anti twist lock or primary rings that move axially relative to the pump components Non permanent lubricants such as a soap solu...

Page 15: ...80 821 04 EN The mechanical seal is in proper condition and complete The elastomers are free from any contamination cracks softening hardening stickiness and discolouration The mechanical seal has bee...

Page 16: ...ng on the mounting device and mechanical seal The relevant documentation for installing the mechanical seal is observed Section 9 1 1 Page 34 Section 9 1 2 Page 35 The back pull out unit has been remo...

Page 17: ...nst the mechanical seal Table 5 Reference dimension K Size Impeller type Reference dimension K mm 40 252 F K S 39 0 5 50 215 F 25 0 5 50 216 F S 25 0 5 65 215 F 25 0 5 65 216 E 33 0 5 65 217 F 25 0 5...

Page 18: ...n of the mechanical seal Damage to the seal faces Install the mechanical seal using the supplied mounting device C Prevent sudden forces acting on the mounting device and mechanical seal The relevant...

Page 19: ...nd the central position of ring opening B in the axial direction A B Fig 6 Marking the mechanical seal 6 Mark the front face of mechanical seal A To do so extend the position of the anti rotation pin...

Page 20: ...rkings A are aligned with each other C Fig 8 Mounting device C K Fig 9 Reference dimension K from shaft end to mechanical seal 9 Position mounting device C on the front face of the mechanical seal Fit...

Page 21: ...maged 1 Apply a suitable lubricant to the O rings Ensure that no permanent lubricant comes into contact with the O rings in order to guarantee reliable torque transmission 2 Insert O rings 412 54 55 5...

Page 22: ...permanent lubricant comes into contact with the O rings in order to guarantee reliable torque transmission 2 Insert O rings 412 54 55 56 in discharge cover 163 Ensure that no permanent lubricant is us...

Page 23: ...arantee reliable torque transmission 2 Insert O rings 412 54 and 412 55 in discharge cover 163 Ensure that no permanent lubricant is used 3 Fit O ring 412 59 on the shoulder of shaft seal housing 441...

Page 24: ...2 59 are correctly seated in their respective grooves 3 Insert O ring 412 54 in discharge cover 163 Ensure that no permanent lubricant is used 901 Fig 12 Illustration showing hexagon head bolts 4 Remo...

Page 25: ...with the O rings in order to guarantee reliable torque transmission 2 Verify that O rings 412 56 and 412 59 are correctly seated in their respective housing parts 96 3 914 51 Fig 13 Illustration of th...

Page 26: ...keys have been removed from the pump shaft 1 Remove circlip 932 53 from discharge cover 163 2 Use the radial groove in shaft sleeve 523 to remove the mechanical seal cartridge Remove evenly using a s...

Page 27: ...remove O ring 412 58 59 from the shaft sleeve 523 of the mechanical seal 5 Take key 940 out of the keyway and store it 6 Clean the pump components in the area of the mechanical seal pump shaft 210 di...

Page 28: ...ing bracket 330 Check for any damage Further dismantling of the mechanical seal is carried out at KSB 5 4 5 Removing the C120 120M1 4STQ double cartridge seal The rules of sound engineering practice a...

Page 29: ...rther dismantling of the mechanical seal is carried out at KSB 5 4 7 Removing the C190 190M1 4STQ double cartridge seal The rules of sound engineering practice and the pump manufacturer s general prov...

Page 30: ...mechanical seal CAUTION Excessive rise in temperature Damage to the mechanical seal Dry running or damage to the elastomers incrustations at the seal faces etc Shut down the pump as described in the...

Page 31: ...e limits that depend on the seal face materials and elastomer materials As the characteristics influence each other operation at minimum maximum limits is not possible for all characteristics at the s...

Page 32: ...NOTE Observe the intervals given in the operating manual of the pumps The mechanical seal is low in maintenance Replace wear parts as necessary Proper operation includes regular checks of the temperat...

Page 33: ...hts to claims for damages NOTE For any failures you cannot remedy or whose cause cannot be identified contact the responsible KSB service centre What to do in the event of a failure Determine and docu...

Page 34: ...55 477 55 412 56 Fig 15 Sectional drawing Table 7 List of components Part No Description Part No Description 411 56 Joint ring 487 Mating ring carrier 412 52 53 55 56 57 58 59 O ring 50 3 52 Backing r...

Page 35: ...412 58 476 562 53 475 Fig 16 Sectional drawing Table 8 List of components Part No Description Part No Description 411 56 Joint ring 476 Mating ring carrier 412 52 53 55 56 57 58 59 O ring 477 52 55 Sp...

Page 36: ...54 914 52 412 55 475 53 412 56 412 57 Fig 17 Sectional drawing Table 9 List of components Part No Description Part No Description 412 51 52 53 54 55 56 57 58 59 O ring 477 52 53 Spring for mechanical...

Page 37: ...53 412 54 940 412 59 412 58 932 52 Fig 18 Section Table 10 List of components Part No Description Part No Description 412 52 53 54 55 56 57 58 59 O ring 487 Mating ring carrier 441 Shaft seal housing...

Page 38: ...932 53 412 54 932 52 412 53 Fig 19 Section Table 11 List of components Part No Description Part No Description 412 06 53 54 55 56 57 O ring 487 Mating ring carrier 441 Shaft seal housing 523 Shaft sl...

Page 39: ...iew A 474 52 562 52 474 53 562 55 562 54 904 53 477 52 UG1490881CDK Fig 22 View B Table 12 List of components Part No Description Part No Description 412 52 53 54 55 56 57 58 59 O ring 487 Mating ring...

Page 40: ...62 52 474 52 477 52 904 53 474 53 Fig 24 View B Table 13 List of components Part No Description Part No Description 412 06 52 53 54 55 56 57 58 59 60 O ring 487 Mating ring carrier 441 Shaft seal hous...

Page 41: ...477 54 477 52 412 57 412 55 Fig 27 View B Table 14 List of components Part No Description Part No Description 412 51 52 53 54 55 56 57 58 59 O ring 487 Mating ring carrier 471 Seal cover 523 Shaft sl...

Page 42: ...aring ring carrier plain bearing inner rotor has been removed from the pump and cleaned In cases of containment shroud leakage the outer rotor bearing bracket lantern leakage barrier and bearing brack...

Page 43: ......

Page 44: ...KSB SE Co KGaA Johann Klein Stra e 9 67227 Frankenthal Germany Tel 49 6233 86 0 www ksb com 2580 821 04 EN...

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