Flowserve LNN Manual do Utilizador descarregar pdf (Página 45)

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LNN, LNNV, LNNC USER INSTRUCTIONS ENGLISH 71569074 06-14

Page 45 of 56 flowserve.com

8.2.3 Tilting pad thrust bearing – sizes greater than 350 mm discharge

8.2.4 Sleeve bearing– sizes greater than 350 mm discharge

Item

Description

1220.1

Bearing cover

1220.2

Thrust bearing cover

2450.4

Axial probe disc

3031.1

Thrust disc

3031.2

Titling pad thrust bearing

3712.1

Nut

3712.2

Nut

4243

Floating ring

6541.1

Washer

6541.2

Washer

6700.4

Key

6700.5

Key

Item

Description

3200.1

Bearing housing upper half

3200.2

Bearing housing lower half

3200.3

Bearing bracket

3266

Bearing cover

3300

Sleeve bearing

3861

Oil ring (if applicable)

4330.1

Bearing isolator

4330.2

Bearing isolator

6570.1

Screw

6570.2

Screw

6580.2

Nut

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 55 56

USER INSTRUCTIONS 1
CONTENTS 2
1.6 Safety 5
1.9 Noise level 9
3 PUMP DESCRIPTION 11
3.1 Configurations 11
3.2 Name nomenclature 11
400-LNNA-875-AA 11
3.3 Design of major parts 11
4.3 Foundation 13
4 INSTALLATION 13
4.1 Location 13
4.2 Part assemblies 13
4.4 Grouting 14
4.5 Initial alignment 14
4.6 Piping 15
Page 16 of 56 flowserve.com 16
> 5 D 18
4.8 Electrical connections 19
4.9 Protection systems 20
5 COMMISSIONING, START-UP 20
OPERATION AND SHUTDOWN 20
5.2 Pump lubricants 21
5.3 Direction of rotation 22
5.4 Guarding 22
5.6 Starting the pump 23
5.7 Running the pump 23
5.8 Stopping and shutdown 25
6 MAINTENANCE 26
6.1 General 26
6.2 Maintenance schedule 26
TEMPERATURE 28
6.3 Spare parts 29
6.4 Recommended spares and 29
6.5 Tools required 29
6.6 Fastener torques 29
6.7 Renewal clearances 30
6.8 Disassembly 30
3200 31
6.9 Examination of parts 32
6.10 Assembly 32
3011.1 34
4305. 1 36
8 PARTS LISTS AND DRAWINGS 39
BEARING LABYRINTH SEALS 41
IMPELLER HUB RING 41
350 mm discharge 42
VIEW ON ARROW 'A' 47
Page 49 of 56 flowserve.com 49
10 OTHER RELEVANT 52
DOCUMENTATION AND MANUALS 52
10.2 Change notes 52

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Flowserve LNN Manual do Utilizador Página 45

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