MSD 7R SHEARS
Maintenance Section 5 Page 1
SECTION 5 MAINTENANCE
Maintenance Safety Procedures ....................................................................................................5-2
General Rules for Maintenance ..................................................................................................... 5-3
Periodic Service Schedule ..............................................................................................................5-4
8-Hour Service Recommended ......................................................................................................5-4
80-Hour Service Recommended ....................................................................................................5-4
8-Hour Inspection Checklist ...........................................................................................................5-5
8-Hour Rotation Inspection Checklist ............................................................................................ 5-6
80-Hour Inspection Checklist .........................................................................................................5-7
General Troubleshooting Checklist ................................................................................................ 5-8
Cutting Performance Troubleshooting Guide ................................................................................. 5-9
Shear Lubrication ...........................................................................................................................5-12
Bolt Torque Speciļ¬ cations .............................................................................................................5-13
Bolt Torque Guidelines ...................................................................................................................5-14
Dry Bolt Torque Charts ...................................................................................................................5-15
Guide Blade Shimming and Rotation .............................................................................................5-16
Blade Rotation ...............................................................................................................................5-17
Blade Shimming ........................................................................................................................... 5-18
General Build-up and Hardsurfacing ..............................................................................................5-19
Upper Piercing Tip Build-up and Hardsurfacing .............................................................................5-21
Lower Piercing Area Build-up and Hardsurfacing ..........................................................................5-22
Hydraulic System Maintenance .....................................................................................................5-24
Recommended Spare Parts List ....................................................................................................5-25
Service and Maintenance Procedures .......................................................................................... 5-26
