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Jet JVM-836 User Manual

Jet JVM-836
32 pages
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Operating Instructions and Parts Manual
Step-Pulley Turret Mill
Model JVM-836
JET
427 New Sanford Road
LaVergne, Tennessee 37086 Part No. M-690036
Ph.: 800-274-6848 Revision D 03/2016
www.jettools.com Copyright © 2014 JET

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Jet JVM-836 Specifications

General IconGeneral
ModelJVM-836
CategoryDrill
TypeHammer Drill
Chuck Size13 mm
Drilling Capacity in Steel13 mm
Drilling Capacity in Wood40 mm
Max Drilling Capacity (Steel)13 mm
Max Drilling Capacity (Wood)40 mm

Summary

Warranty and Service Information

Warranty Period Details

Details general warranty duration and conditions for JET products and accessories.

Warranty Coverage - Who and What

Specifies who is covered and what defects are covered, along with limitations.

Warranty Limitations and State Law

Explains warranty limitations, how state law applies, and exclusions.

Technical Support and Product Information

Provides instructions for technical support and where to find more product information.

Product Warranty Listing

Lists various product categories with their corresponding warranty durations.

Safety Warnings and Precautions

General Operation Safety

Essential safety guidelines for operating the turret mill, covering general practices and personal protection.

Chemical Hazard Awareness

Alerts users to potential hazards from dust containing chemicals like lead, silica, arsenic, and chromium.

Safe Machine Operation Rules

Rules for safe machine operation, including handling adjustments, grounding, and workpiece clamping.

Workshop Environment Safety

Emphasizes maintaining a clean work area, controlling access, and undivided attention for safety.

Safety Notice Symbol Explanations

Explains the meaning of CAUTION and WARNING symbols used in the manual for safety alerts.

About This Manual

Machine Specifications

Motor and Electricals

Details motor type, horsepower, voltage, phase, and sound emission levels.

Head and Spindle

Lists spindle taper, quill diameter, speed ranges, and head movement capabilities.

Table Dimensions and Capacity

Provides dimensions, travel limits, T-slot sizes, and weight capacity for the machine table.

Overall Dimensions and Weights

Gives overall assembled and shipping dimensions, plus net and shipping weights.

Installation Layout

Machine Footprint Diagram

Illustrates the installation layout and key dimensions of the JVM-836 milling machine.

Setup and Assembly Procedures

Unpacking and Contents Verification

Instructions for unpacking the machine, checking for damage, and verifying contents against the list.

Site Preparation and Lifting

Guidelines for preparing the installation site and procedures for safely lifting the milling machine.

Completing Assembly Steps

Steps for raising the mill head to its upright position and initial tightening of securing nuts.

Electrical Connections and Wiring

Electrical Connection Safety Warning

Critical safety warning about making electrical connections by qualified personnel and proper grounding.

115V to 230V Conversion

Instructions for converting the JVM-836-1 model from 115V to 230V operation.

Wire Size Recommendations

Table specifying recommended wire sizes for branch circuits based on conductor length.

Machine Controls Overview

Control Identification and Function

Identifies and describes the function of various operating controls on the milling machine.

Operation Procedures

Pre-Operation Safety Precautions

Important safety precautions to observe before and during mill operation, including spindle brake and rigidity.

Workpiece Clamping Guide

Steps for securely clamping a workpiece to the milling machine table using T-slots, clamps, and blocks.

Changing Spindle Speeds

Procedure for changing spindle speed by adjusting the belt on the pulleys, referencing speed charts.

Fine Feed Operation

How to engage and disengage the manual fine feed for precise spindle movement using the handwheel.

Draw Bar and Tooling Changes

Instructions for using the draw bar to install and remove tooling from the spindle collet.

Machine Adjustments

Head Movement and Perpendicularity

Procedure for tilting the mill head left or right and ensuring it's perpendicular to the worktable.

Ram Positioning and Rotation

Instructions for sliding the ram fore/aft and rotating it on the turret for optimal setup.

Gib Adjustment Procedure

Guidance on adjusting gibs for the knee, saddle, and table to reduce vibration and improve accuracy.

Ram Wear Plate Adjustment

Procedure for adjusting the ram wear plate using a dial indicator for precise fit and reduced play.

Lead Screw Backlash Adjustment

Instructions on adjusting lead screw backlash for smooth table movement and accuracy.

Speed Charts for JVM-836

Single Phase Speed Chart

Chart showing spindle speed settings for single-phase motor configurations based on pulley positions.

3-Phase Speed Chart

Chart detailing spindle speed settings for 3-phase motor configurations based on pulley positions.

Replacement Parts Information

Ordering Parts Information

Information on how to order replacement parts and what information to provide to the service department.

Head Assembly Exploded View

Exploded view diagram of the JVM-836 head assembly, showing component relationships.

Head Assembly Parts List

Comprehensive list of parts for the JVM-836 head assembly with index numbers and descriptions.

Upper Head Assembly Exploded View

Exploded view diagram of the JVM-836 upper head assembly, detailing its components.

Upper Head Assembly Parts List

Parts list for the JVM-836 upper head assembly, including part numbers and quantities.

Leadscrew Assembly Exploded View

Exploded view diagram of the JVM-836 leadscrew assembly, illustrating its parts.

Leadscrew Assembly Parts List

Parts list for the JVM-836 leadscrew assembly, with part numbers and descriptions.

Base Assembly Exploded View

Exploded view diagram of the JVM-836 base assembly, showing its constituent parts.

Base Assembly Parts List

Parts list for the JVM-836 base assembly, including part numbers and quantities.

Lubrication System Exploded View

Exploded view diagram of the one-shot lubrication system, showing its components.

Lubrication System Parts List

Parts list for the one-shot lubrication system components.

Electrical Diagrams

1 Phase Wiring Diagram

Wiring diagram for the 1-phase JVM-836-1 model, showing low and high voltage configurations.

3 Phase Wiring Diagram

Wiring diagram for the 3-phase JVM-836-3 model, illustrating connections for 4/8 poles.

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