3M SCOTT AIR-PAK X3 PRO - Default Chapter; Table of Contents

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P/N 595373-01 Rev C 202004

iii

Contents

About This Manual .....................................................................................................................vii

Intended Readers...................................................................................................................................... vii

How to Read This Manual ...................................................................................................................... vii

Warnings, Cautions, and Notes ..................................................................................................... vii

Appendices .........................................................................................................................................viii

Before You Begin ......................................................................................................................................viii

Maintenance and Repairs ................................................................................................................viii

Retirement Criteria and Considerations ......................................................................................viii

Related Manuals........................................................................................................................................viii

Safety Information ......................................................................................................................ix

All 3M Scott Fire & Safety Products......................................................................................................ix

3M Scott Air-Pak SCBAs.......................................................................................................................... x

Chapter 1 Introduction .................................................................................................................................... 1

Before You Begin .........................................................................................................................................1

Overview........................................................................................................................................................1

Major Components of the Respirator ....................................................................................................1

Backframe and Harness Assembly ................................................................................................. 2

Cylinder and Valve Assembly .......................................................................................................... 2

Dual-Redundant Pressure Reducer ................................................................................................ 2

Full Facepiece with Head Harness ................................................................................................. 2

Mask-Mounted Regulator .................................................................................................................3

Vibralert............................................................................................................................................................... 3

Heads-Up Display............................................................................................................................................. 3

Chapter 2 Inspecting the Respirator ............................................................................................................ 5

Before You Begin ........................................................................................................................................5

Inspecting the Respirator Components................................................................................................6

Performing a General Inspection ....................................................................................................6

Inspecting the Breathing Air Cylinder ............................................................................................6

Inspecting the RIC/UAC Connection ............................................................................................ 7

Inspecting the Facepiece ..................................................................................................................8

Inspecting the Regulator ................................................................................................................. 10

Performing Operational Testing.............................................................................................................12

General Testing ...................................................................................................................................12

Testing the Regulator ........................................................................................................................12

Testing the Heads-Up Display ....................................................................................................... 13

Testing the Sensor Module Lights ................................................................................................ 15

Testing the Batteries ......................................................................................................................... 16

Chapter 3 Operating the Respirator ............................................................................................................ 17

Before You Begin .......................................................................................................................................17

Donning the Respirator............................................................................................................................ 18

Donning the Facepiece ........................................................................................................................... 19

Starting the Respirator.............................................................................................................................23

Using the Respirator.................................................................................................................................25

Shutting Off the Respirator ....................................................................................................................25

Rev C

202004

P/N 595373-01