CLA-VAL RF-DBI Installation, Operation & Maintenance Manual

CLA-VAL RF-DBI Installation, Operation & Maintenance Manual

Rubber-flex duckbill check valves

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INSTALLATION / OPERATION / MAINTENANCE
Rubber-Flex Duckbill Check Valves
Model RF-DBF
Model RF-DBI
Model RF-DBO
Model RF-DBI-IN
Model RF-DBI-LH
Model RF-DBJ

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Summarization of Contents

Introduction to Rubber-Flex Duckbill Check Valves
Model RF-DBF: Rubber-Flex Duckbill Check Valve
Description of the RF-DBF model, designed to bolt directly to existing flanges.
Model RF-DBI: Rubber-Flex Flanged In-Line Duckbill Check Valve
Description of the RF-DBI model, designed to fit directly inside existing piping systems.
Model RF-DBO: Rubber-Flex Slip-On Duckbill Check Valve
Description of the RF-DBO model, designed to slip over an existing pipe and affix with clamps.
Model RF-DBI-IN: Rubber-Flex Slip-In In-Line Duckbill Check Valve
Description of the RF-DBI-IN model, designed to slip directly inside an existing pipe with a clamp.
Model RF-DBJ: Rubber-Flex Jacket Style Duckbill Check Valve
Description of the RF-DBJ model with a full metal enclosure for easy installation.
Model RF-DBI-LH: Rubber-Flex Low Head Loss In-Line Duckbill Check Valve
Description of the RF-DBI-LH model for low head loss applications.
Storage and Handling of Check Valves
Storage Guidelines
Covers ideal storage locations and conditions for check valves to maintain integrity.
Handling Procedures
Provides guidance on careful handling to prevent damage during installation and transport.
Pre-Installation Checks and Safety
Inspect Received Check Valve
Instructions for inspecting the valve upon receipt for damage and verifying contents.
Verify System Parameters
Emphasizes checking system design parameters against valve specifications for suitability.
Check Valve Mating Surface
Guidance on ensuring mating flanges and pipes are clean, undamaged, and free of debris.
Work Area Safety
Advises checking the work area for hazards and developing safety and exit plans.
Installation Procedures for Rubber-Flex Check Valves
General Rubber-Flex Check Valve Installation
General safety requirements and installation practices for Cla-Val Rubber-Flex Check Valves.
Model RF-DBF Installation Steps
Step-by-step guide for installing the Model RF-DBF flanged duckbill check valve.
Model RF-DBI Installation Steps
Step-by-step guide for installing the Model RF-DBI flanged in-line duckbill check valve.
Model RF-DBO Installation Steps
Step-by-step guide for installing the Model RF-DBO slip-on duckbill check valve.
Model RF-DBI-IN Installation Steps
Step-by-step guide for installing the Model RF-DBI-IN slip-in in-line duckbill check valve.
Model RF-DBJ Installation Steps
Step-by-step guide for installing the Model RF-DBJ jacket style duckbill check valve.
Model RF-DBI-LH Installation Steps
Step-by-step guide for installing the Model RF-DBI-LH low head loss in-line duckbill check valve.
Flange Bolt Torqueing Procedures
Detailed instructions and sequence for proper flange bolt torqueing for various models.
Anchor Bolts and Pins Installation
Instructions for securing slip-on and flanged valves using anchor bolts or pins.
Appendix A: Torque Data and Patterns
Torque Data Table
Provides approximate torque values for various sizes of Model RF-DBF, RF-DBO, RF-DBJ, RF-DBI-LH valves.
Sample Torqueing Patterns
Illustrates sample torqueing sequences for different valve sizes to ensure even tightening.

Table of Contents