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DANIEL
®
CONTROL VALVES
USER MANUAL
MODELS 762, 763, 765, 766 AND 767
NPS 2 THROUGH 16 / CLASS 150-600
Decades Proven. Field Chosen.
OCTOBER 2022

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Summarization of Contents

Introduction
Purpose of this Manual
Manual provides guidance for installation, operation, and maintenance of specific control valves.
Model Descriptions
Details features, applications, operation, and components of the control valves.
Parts List
Lists all components and part numbers for specific control valve models.
Agency Certifications
Lists product agency certifications applicable to the Daniel control valves.
Operating Conditions and Specifications
Operating Conditions for Control Valves
Details environmental and process conditions for control valve operation.
Design Considerations
Outlines factors to consider when designing the system for the control valve.
Environmental Conditions
Describes conditions like corrosive service, populated areas, and ventilation for valve installation.
Control Valve Description and Interface
Interface Requirements
Specifies requirements for connecting the control valve, focusing on flange types.
Installation Requirements and Limitations
Outlines necessary regulations, company requirements, and flushing procedures for installation.
Minimum Clearances
Refers to certified prints for minimum clearance requirements for installation, operation, and maintenance.
Prepare Control Valve for Use
Lifting Conditions and Safety
Safety precautions and conditions for lifting and moving the control valve.
Configure and Orient Valve
Instructions for configuring the control valve, including orientation and piping.
Installation Procedures
Installation Prerequisites and Torque
Covers pre-start checks, torque information, values, patterns, tools, and nitrogen systems.
External Component Assembly
Instructions for assembling external components like flanges onto the pipeline.
Oil Filling Procedure
Step-by-step guide for filling the oil reservoir using sight gauges.
Commissioning the Control Valve
Procedures for commissioning the control valve after installation to ensure proper operation.
Operation Parameters
Normal Operation and Features
Describes normal operation, features, and benefits of the control valves.
Oil Reservoir and Specifications
Explains the function of oil reservoir sight gauges and oil specifications.
Applications
Details common applications like back pressure control and pipeline pump station bypass.
Maintenance Procedures
Planned Maintenance Tasks
Outlines recommended tasks for inspection, cleaning, corrosion monitoring, and lubrication.
Corrective Maintenance and Troubleshooting
Provides troubleshooting for valve issues and verification of operational condition.
Recommended Spare Parts
Lists recommended spare parts, including O-ring kits, for various valve models and sizes.
Decommissioning
Shut Down and Shipment
Steps to shut down, disassemble, and prepare the control valve for storage or shipment.

Table of Contents