SECTION 1
INTRODUCTION TO SAFETY
Introduction .................................................................................................................................. 1-2
Understand Signal Words ............................................................................................................. 1-2
Safety Summary ........................................................................................................................... 1-3
Attachment Decals ....................................................................................................................... 1-5
SECTION 2
ABOUT THE ATTACHMENT
Model Description ........................................................................................................................ 2-2
Features ........................................................................................................................................ 2-2
Attachment Terms ........................................................................................................................ 2-3
Main Pivot Components ............................................................................................................... 2-4
Lower Jaw Components .............................................................................................................. 2-5
Upper Jaw Components .............................................................................................................. 2-5
Mounting Kit Components ........................................................................................................... 2-6
BLS Glossary ................................................................................................................................ 2-7
Label Locations ............................................................................................................................ 2-8
SECTION 3
INSTALLATION
Shear Mounting Procedure ...........................................................................................................3-2
Shear Removal ..............................................................................................................................3-4
Shear Storage ................................................................................................................................3-4
SECTION 4
OPERATION
Before You Start ............................................................................................................................ 4-2
First Things First ........................................................................................................................... 4-2
Safety Devices You’ll Need ........................................................................................................... 4-2
General Rules for Safe Operation ................................................................................................. 4-3
BLS Controls ................................................................................................................................ 4-4
Getting the Feel of the Attachment ............................................................................................. 4-5
Feathering the Controls ................................................................................................................ 4-5
SECTION 5
MAINTENANCE
Maintenance Safety Procedures ....................................................................................................5-2
General Rules for Maintenance ......................................................................................................5-2
Periodic Service Schedule ............................................................................................................. 5-3
8-Hour Service Required ............................................................................................................... 5-3
40-Hour Service Required .............................................................................................................. 5-3
Recommended Service Tools for Maintenance ..............................................................................5-4
8-Hour Inspection Checklist ...........................................................................................................5-5
40-Hour Inspection Checklist ........................................................................................................ 5-6
BLS Lubrication ..............................................................................................................................5-7
Bolt Torque Guidelines ................................................................................................................... 5-8
Metric Capscrew Size Guide ......................................................................................................... 5-8
Dry Bolt Torque Charts ................................................................................................................... 5-9
Blade Removal...............................................................................................................................5-10
Guide Blade Shimming and Rotation ............................................................................................. 5-11
BLS Cutting Blade Rotation ...........................................................................................................5-13
Blade Shimming ............................................................................................................................5-17
Critical Wear Areas ....................................................................................................................... 5-18
General Guidelines for Build Up and Hardsurfacing ......................................................................5-21
Hardsurfacing and Build Up Guidelines .........................................................................................5-22
Upper Shear Jaw Build-up and Hardsurfacing .............................................................................. 5-23
Lower Shear Jaw Build-up and Hardsurfacing ...............................................................................5-24
Lower Wear Plates Replacement ................................................................................................ 5-26
TABLE OF CONTENTS
