Jet JTM-4VS User Manual

Operating Instructions and Parts Manual
Variable Speed Turret Mill
Model JTM-4VS
Shown with optional accessories X-Axis Table Powerfeed and DRO
WALTER MEIER (Manufacturing) Inc.
427 New Sanford Road
LaVergne, Tennessee 37086 Part No. M-690182
Ph.: 800-274-6848 Revision H 04/2011
www.waltermeier.com Copyright © 2011 Walter Meier (Manufacturing) Inc.

Jet JTM-4VS Specifications

General

Brand	Jet
Model	JTM-4VS
Category	Sander
Language	English

Summary

Warranty and Service

Warranty Details

Covers scope, covered parties, period, service, and limitations of the warranty.

Safety Warnings

General Operation Warnings

Lists critical safety instructions for operating the turret mill.

Environmental and Chemical Safety

Addresses hazards related to dust, chemicals, and safe working environment.

Introduction and Specifications

Product Specifications

Details the technical specifications of the JTM-4VS milling machine.

Unpacking and Contents

Setup and Installation

Preparing the Machine for Service

Steps to prepare the milling machine after unpacking for initial use.

Electrical Connections

General Electrical Cautions

Emphasizes safety for all electrical connections, requiring a qualified electrician.

Wire Size Recommendations

Operating Instructions

Operating Controls Overview

Describes the location and function of various machine controls.

Motor Switch Operation

Explains how to use the forward, stop, and reverse motor switch.

Control Positions for Milling

Speeds at Specific Control Settings

Variable Speed Control

Instructions for adjusting spindle speed using the vari-speed handwheel.

Machine Controls and Operation

Spindle Brake Operation

High-Neutral-Low Shift Lever

Feed Rate Lever

Quill Power Feed Lever

Advanced Control Operations

Depth and Power Feed Settings

Power Feed Operation

Procedure for setting up and operating the automatic power feed.

Tooling and Workpiece Handling

Draw Bar Operation

Clamping Work Piece

Mill Head Adjustments

Left/Right Head Adjustment

Fore/Aft Head Adjustment

Ram and Gib Adjustments

Positioning the Ram

Gib Adjustment

Feed Mechanisms and Backlash

Lead Screw Backlash Adjustment

Machine Maintenance

Lubrication Procedures

Details lubrication points, recommended lubricants, and service intervals.

Periodic Maintenance

Drive Motor Replacement

Belt and Brake Component Replacement

Vari-Speed Belt Replacement

Brake Shoe/Spring/Timing Belt Replacement

Quill Feed Spring and Parts Ordering

Single Phase Electrical Connections

Three Phase Electrical Connections