DRESSER Consolidated 1900 Relief Valve Manuals

DRESSER Consolidated 1900 Relief Valve Manuals

Manuals and User Guides for DRESSER Consolidated 1900 Relief Valve. We have 1 DRESSER Consolidated 1900 Relief Valve manual available for free PDF download: Installation, Operation And Maintenance Manual

DRESSER Consolidated 1900 Installation, Operation And Maintenance Manual

DRESSER Consolidated 1900 Installation, Operation And Maintenance Manual (53 pages)

Safety Relief Valve

Brand: DRESSER | Category: Control Unit | Size: 0 MB

Table of Contents

Table of Contents
3
Safety Alerts
4
Terminology for Safety Relief Valves
6
Design Features and Nomenclature
7
- Handling, Storage and Pre-Installation
  10
- Recommended Installation Practices
  11
  - Mounting Position
    11
  - Inlet Piping
    11
  - Outlet Piping
    13
Introduction
7
Disassembly Instructions
14
- General Information
  14
- Specific Steps
  14
- Cleaning
  16
- Parts Inspection
  16
  - Nozzle
    16
  - Nozzle Seat Width
    18
  - Nozzle Bore
    18
  - 1900, 1900-30 Standard Disc
    18
  - 1900 Series Thermodisc
    19
  - Disc Holder
    20
  - Guide
    23
  - Spindle
    23
  - Spring
    23
  - Maintenance Instructions
    24
    
    General Information
    24
    
    Lapping Nozzle Seats (Non O-Ring Styles)
    24
    
    Nozzle Seat Widths-Lapped
    24
    
    Lapping Disc Seats
    26
    
    Precautions and Hints for Lapping Seats
    26
    
    Lapping O-Ring Seating Surfaces
    26
    
    Reconditioning of Laps
    27
    
    Remachining Nozzle Seats and Bores
    27
    
    Remachining the Disc Seat
    28
    
    Checking Spindle Concentricity
    29
    
    Set Pressure Change-Disc Holder
    30
    
    Checking Lift on Restricted Lift Valves
    30
- Reassembly
  31
  - General Information
    31
  - Lubrication
    32
  - Specific Steps
    32
Setting and Testing
37
- General Information
  37
- Test Equipment
  37
- Test Media
  37
- Setting the Valve
  37
- Set Pressure Compensation
  37
- Seat Tightness Testing
  39
- Hydrostatic Testing and Gagging
  40
Manual Popping of the Valve
41
- Conversion of Type 1900 Flanged Safety Relief Valves from Conventional to Bellows Type, and Vice Versa
  42
Trouble Shooting Type 1900 Valves
44
Genuine Dresser Parts
47
- Recommended Spare Parts for the 1900 Safety Relief Valves
  48
Manufacturer's Warranty, Field Service & Repair Program
50
- Warranty Information
  50
- Field Service
  50
- Factory Repair Facilities
  50
- Safety Relief Valve Maintenance Training
  50

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