KSB MAMMOUTH 25 Supplementary Operating Manual Download Page 9

1 Supplementary Operating Manual

9 of 12

Double Mechanical Seals

1.6 General assembly drawing with list of components

1.6.1 Shaft units 25/35

411.13

720.13

471

400.15

523

902.02
920.02

433.02

433.01

411.14

720.14

10A

10E

161

525

400.75

932.05

UG1385256_D01_001

Fig. 3: 

Variant with double mechanical seal in back-to-back arrangement

550.24

901.24

575

UG1385256_D01_004

Fig. 4: 

Position of anti-rotation device SU 25

550.24

901.24

575

UG1385256_D01_005

Fig. 5: 

Position of anti-rotation device SU 35

Part number

Description

Part number

Description

161

Casing cover

720.13/.14

Fitting

400.15

5)

/.75

Gasket

901.24

Hexagon head bolt

411.13/.14

Joint ring

902.02

Stud

433.01

Mechanical seal (inboard)

920.02

Nut

433.02

Mechanical seal (outboard)

932.05

Circlip

471

Seal cover

523

Shaft sleeve

Auxiliary connections

525

6)

Spacer sleeve

10A

Barrier fluid outlet

550.24

Disc

10E

Barrier fluid inlet

575

Strip

5)

Only for shaft unit 25: joint ring 411.15

6)

For shaft unit 35 only; shaft unit see data sheet.

Summary of Contents for MAMMOUTH 25

Page 1: ...Double Mechanical Seals Back to back Arrangement With Seal Supply System Supplementary Operating Manual...

Page 2: ...he contents 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 m...

Page 3: ...4 1 3 Removing the shaft seal 4 1 3 1 Removing the shaft seal shaft units 25 35 4 1 4 Installing the shaft seal 5 1 5 Seal supply system 6 1 5 1 Applications 6 1 5 2 Connections 7 1 5 3 Requirements t...

Page 4: ...terial code Table 3 Material code Item Description Code Materials 1 Primary ring Q1 SiC silicon carbide sintered without pressure 2 Mating ring B Resin impregnated hard carbon Q1 SiC silicon carbide s...

Page 5: ...Loosen and remove the rotating assembly of mechanical seals 433 01 and 433 02 from shaft sleeve 523 13 Remove and dispose of gasket 400 15 for SU 25 joint ring 411 15 and gasket 400 75 1 4 Installing...

Page 6: ...01 31 Slide casing cover 161 onto bearing bracket 330 or drive lantern 341 as applicable While doing so carefully slide seal cover 471 onto casing cover 161 On models with a clamped casing cover Slide...

Page 7: ...ing of the mechanical seal The connecting pipes between the main pipe and the pump must be routed with a continuously rising slope to assure self venting of the pipe and the mechanical seal respective...

Page 8: ...5 5 l min per seal Small systems Barrier fluid Ultrafiltrate DI water with a slightly increased solvent content e g 5 10 butyl glycol Barrier fluid pressure Ensure sufficient barrier fluid pressure by...

Page 9: ...rotation device SU 25 550 24 901 24 575 UG1385256_D01_005 Fig 5 Position of anti rotation device SU 35 Part number Description Part number Description 161 Casing cover 720 13 14 Fitting 400 155 75 Ga...

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Page 12: ...KSB SE Co KGaA Johann Klein Stra e 9 67227 Frankenthal Germany Tel 49 6233 86 0 www ksb com 2753 812 02 EN 01688194...

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