User Manual

Series 249G2 Swivels

Contents

Technical Support 5

How to Get Technical Support 5

Before You Contact MTS 5

If You Contact MTS by Phone 6

Problem Submittal Form in MTS Manuals 7

Preface 9

Before You Begin 9

Conventions 10

Documentation Conventions 10

Introduction 13

Series 249 Rod Swivel Functional Description 14

Series 249 Rod Swivel Component Identification 15

Series 249 Rod Swivel Specifications 16

Safety Information 17

General Safety Practices 17

Safety Practices Specific to Swivels 18

Installation 21

Mounting a Swivel 21

Mounting for Angularly Applied Loads 22

Maintenance 25

Swivel Bearing Backlash 25

Checking for Swivel Bearing Backlash—Observation Method 26

Checking for Swivel Bearing Backlash—System Response Method 27

Adjusting Backlash 27

Considerations For Superbolt Torquenuts 30