Flowserve Nordstrom Double DB Manuals

Manuals and User Guides for Flowserve Nordstrom Double DB. We have 1 Flowserve Nordstrom Double DB manual available for free PDF download: Installation, Operation And Maintenance Manual

Flowserve Nordstrom Double DB Installation, Operation And Maintenance Manual

Flowserve Nordstrom Double DB Installation, Operation And Maintenance Manual (36 pages)

Brand: Flowserve | Category: Control Unit | Size: 1 MB

Table of Contents

Table of Contents
2
Valve Selection
4
Introduction
4
Pressure-Temperature Rating
4
Bending Strength
4
Fire Safety
4
Pressure Surge
5
Throttling Service
5
Temperature Changes
5
Other Pressurization
5
Trapped Pressure
5
Material Compatibility
5
Operating Effort
6
Shipping and Storage
6
Introduction
6
Handling
6
Storage
6
Installation
6
Inspection
6
Threaded Valve to Pipe Assembly
7
Flanged Joint Assembly
7
Weld Joint Assembly
8
Proprietary End Connection Assembly
8
Testing and Adjustment
9
Operation and Maintenance
9
Introduction
9
Operation, Manual Valves
9
Operation, Power-Actuated Valves
9
Fluid Dynamics of Shutoff Valve Operation
10
Noise
10
Maintenance
11
Dynamic Balance Plug Valve Maintenance
11
Notice
11
Customer Service
11
Field Service
11
When You Call or Write Us
12
Product Identification
12
Economics of Valve Repair
12
Figure 1 - Illustration of Typical Nameplate
12
Video Training
13
Introduction
13
Earlier Designs
13
Basic Construction Principles
13
Figure 2 - Location of Relief Fitting
13
Sealant System
14
Design Features
14
Valve Front Identification
15
Gearing
15
Sealants
15
VXX Valve Purge
15
Sealant Injection Equipment
15
Valve Maintenance
16
Basic Sealant Injection
16
Figure 3 - Gauge
16
Valve Maintenance: Troubleshooting
17
Technical Data
23
Part Identification Reference
23
Exploded Views
24
Figure 4 - Wrench-Operated Valve
24
Detail Sketches
25
Figure 5 - Stem End Detail: Wrench-Operated Valve
25
Figure 6 - Stem End Detail: Gear-Operated with Bolt-On Gear Flange
25
Figure 7 - Stem End Detail: Gear-Operated with Cast on Gear Flange
26
Figure 8 - Cover End Detail: Size 6 and Larger with Pressure Seal Arrangement
27
Figure 9 - Cover End Detail: Size 6 and Larger with Spring Disk Arrangement
27
Figure 10 - Cover End Detail: Size 6 and Larger with Ball Seat Arrangement
28
Figure 11 - Cover End Detail: Size 4 and Smaller
28
Procedure for Tightening Cap Screws and Nuts
29
Figure 12 - Bolt-Tightening Patterns
29
Tables
30
Table 1- Size 4 and Smaller Valve Gland Bolting
30
Table 2 - Size 4 and Smaller Valve Cover Bolting
30
Table 3 - Size 6 and Larger Valve Pressure Retaining Bolting (All Parts)
30
Table 4 - Plug Adjusting Screw Torque Values
31
Table 5 - Sealant Capacities
32

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