Jet Tools JTM-4VS operating instructions

Variable Speed Turret Mill

Model JTM-4VS

Shown with optional accessories X-Axis Table Powerfeed and DR O

JET

427 New Sanford Road

LaVergne, Tennessee 37086 Part No. M-690182

Ph.: 800-274-684 Revision H2 06/2014

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Contents

Main Operating Instructions and Parts Manual Variable Speed Turret Mill Warranty and Service Table of Contents Warnings Page Introduction Specifications Unpacking Contents of the Shipping Container Set-up and Installation Preparing the Milling Machine for Service Page Page Electrical Connections Lubrication Operating Instructions Operating Controls Motor Switch Variable Speed Control Spindle Brake High-Neutral-Low Shift Lever Quill Power Feed Lever Feed Rate Lever Feed Trip Cam Lever Feed Direction Control Coarse Feed Handle Quill Lock Lever Micrometer Adjusting Nut Depth Scale and Stop Power Feed Operation Draw Bar Operation - Changing Tooling Clamping Work Piece to the Table Adjust ments Mill Head Left/Right Adjustment Mill Head Fore/Aft Adjustment Positioning the Ram Gib Adjustment Power Feed Trip Lever Mechanism Table Lead Screw Backlash Adjustment Page Maintenance Lubrication Replacement of Drive Motor Replacement of Vari-Speed Belt Replacement of Brake Shoes, Springs and/or Timing Belt Page Page Parts List for Head Assembly Page Page Page Parts List for Spindle Assembly Page Page Page Parts List for Base Assembly Page Lead Screw Assembly One-Shot Lubrication System Page Electrical Connections 3 Phase only