32.0 Table of contentsSection Page1.0 Warranty and Service ..................................................................................................................................... 22.0 Table of contents............................................................................................................................................ 33.0 Safety warnings.............................................................................................................................................. 44.0 About this manual .......................................................................................................................................... 55.0 Specifications ................................................................................................................................................. 66.0 JTM-1050 Installation Layout ......................................................................................................................... 77.0 JTM-1050 Features and Terminology ............................................................................................................ 88.0 Setup and Assembly ...................................................................................................................................... 98.1 Unpacking .................................................................................................................................................. 98.2 Contents of shipping container ................................................................................................................... 98.3 Site preparation ........................................................................................................................................ 108.4 Lifting the mill ........................................................................................................................................... 108.5 Completing assembly ............................................................................................................................... 108.6 Lubrication ................................................................................................................................................ 119.0 Electrical Connections.................................................................................................................................. 119.1 Wire Sizes ................................................................................................................................................ 1110.0 Operating controls ...................................................................................................................................... 1211.0 Operating precautions ................................................................................................................................ 1312.0 Adjustments ............................................................................................................................................... 1312.1 Drawbar operation - changing tooling .................................................................................................... 1312.2 Clamping workpiece to table .................................................................................................................. 1312.3 Changing speed range ........................................................................................................................... 1412.4 Manual feed ............................................................................................................................................ 1412.5 Automatic feed ....................................................................................................................................... 1412.6 Mill head – left/right movement .............................................................................................................. 1512.7 Mill head – angle setting......................................................................................................................... 1612.8 Ram movement ...................................................................................................................................... 1612.9 Table Movement ..................................................................................................................................... 1612.10 Feed Trip Adjustment ........................................................................................................................... 1713.0 Maintenance ............................................................................................................................................... 1713.1 General maintenance ............................................................................................................................. 1713.2 Lubrication .............................................................................................................................................. 1713.3 Gib adjustment ....................................................................................................................................... 1813.4 Motor removal ........................................................................................................................................ 1813.5 Timing belt replacement ......................................................................................................................... 1813.6 Drive belt replacement ........................................................................................................................... 1913.7 Brake shoe replacement ........................................................................................................................ 1913.8 Leadscrew backlash adjustment ............................................................................................................ 1914.0 Replacement Parts ..................................................................................................................................... 2114.1.1 JTM-1050 Variable Speed Head Assembly – Exploded View............................................................. 2214.1.2 JTM-1050 Variable Speed Head Assembly – Parts List ..................................................................... 2314.2.1 JTM-1050 Head Assembly – Exploded View ...................................................................................... 2514.2.2 JTM-1050 Head Assembly – Parts List ............................................................................................... 2614.3.1 JTM-1050 Base Assembly – Exploded View....................................................................................... 2914.3.2 JTM-1050 Base Assembly – Parts List ............................................................................................... 3014.4.1 JTM-1050 Table Leadscrew Assembly – Exploded View ................................................................... 3214.4.2 JTM-1050 Table Leadscrew Assembly – Parts List ............................................................................ 3314.5.1 JTM-1050 One-Shot Lubrication System – Exploded View ................................................................ 3414.5.2 JTM-1050 One-Shot Lubrication System – Parts List ......................................................................... 3415.0 Electrical Connections for JTM-1050 ......................................................................................................... 35