Jet JWBS-20 - User Manual

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Operating Instructions and Parts Manual

20-inch Woodworking Bandsaw

Model JWBS-20

WMH TOOL GROUP

2420 Vantage Drive

Elgin, Illinois 60124 Part No. M-708752

Ph.: 800-274-6848 Revision H 1/07

www.wmhtoolgroup.com Copyright © WMH Tool Group

Table of Contents

Other manuals for Jet JWBS-20

Owner's Manual26 pages

Operating Instructions56 pages

Questions and Answers:

A
Andrew OrtegaJul 25, 2025
What to do if my Jet JWBS-20 stops or will not start?
- J
  Jennifer ThomasJul 26, 2025
  If your Jet Saw stops or won't start, here are a few things to check: * The overload may have tripped. If so, allow the motor to cool, then reset it by pushing the off switch. * Make sure the saw is properly plugged in by checking the plug connections. * A fuse may have blown or a circuit breaker tripped. Replace the fuse or reset the circuit breaker. * The cord may be damaged and need to be replaced.
T
tjoyceAug 1, 2025
Why does my Jet Saw makes unsatisfactory cuts?
- A
  Audrey EdwardsAug 1, 2025
  If your Jet Saw makes unsatisfactory cuts, consider the following: * The blade may be dull and needs replacing. * The blade may be mounted incorrectly; ensure the teeth point down. * There might be gum or pitch on the blade. Remove the blade and clean it. * You may be using the incorrect blade for the cut; change to the correct type. * There might be gum or pitch on the table. Clean the table.
M
Mark CallahanAug 6, 2025
What to do if the blade wanders during cut on my Jet JWBS-20 Saw?
- R
  racheljacksonAug 6, 2025
  If your Jet Saw blade wanders during a cut, it could be due to: * The fence not being aligned with the blade. Check and adjust the fence. * Warped wood. Select another piece of wood. * Excessive feed rate. Reduce the feed rate. * Using the incorrect blade for the cut. Change the blade to the correct type.
S
sarah73Aug 13, 2025
How to fix Jet Saw that does not make accurate 45° or 90° cuts?
- S
  Steven JonesAug 13, 2025
  If your Jet Saw does not make accurate 45° or 90° cuts, check the following: * The stop may not be adjusted correctly. Check the blade with a square and adjust the stop. * The angle pointer may not be set accurately. Check the blade with a square and adjust the pointer. * The miter gauge may be out of adjustment. Adjust the miter gauge.
C
Chad ScottAug 19, 2025
Why does my Jet Saw vibrates excessively?
- A
  Amanda RuizAug 19, 2025
  If your Jet Saw vibrates excessively, consider these possibilities: * The base may be on an uneven floor. Reposition it on a flat, level surface. * The V-belt may be bad. Replace the V-belt. * The pulley may be bent. Replace the pulley. * The motor mounting may be improper. Check and adjust the motor. * The hardware may be loose. Tighten the hardware.

Jet JWBS-20 Specifications

General

Type	Band Saw
Blade Length	93.5 inches
Motor Power	1 HP
Table Tilt	0-45 degrees
Voltage	230V
Blade Size	93.5 inches

Summary

WARRANTY AND SERVICE

MORE INFORMATION

General information about new products and where to find them.

WARRANTY PROGRAM DETAILS

Explains warranty durations for different product categories.

WARRANTY COVERAGE AND EXCLUSIONS

Details what defects are covered and what is excluded.

HOW TO OBTAIN SERVICE

Instructions on returning products for inspection and repair.

APPLICABLE LAW AND LIMITATIONS

Covers legal rights and warranty disclaimers.

SAFETY WARNINGS AND PRECAUTIONS

GENERAL OPERATIONAL SAFETY RULES

Basic safety guidelines for operating the bandsaw.

PERSONAL SAFETY PROTECTION

Recommendations for attire and avoiding hazards.

CONTINUED SAFETY GUIDELINES

MACHINE OPERATION SAFETY

Safety measures during machine adjustments and use.

UNDERSTANDING SAFETY SYMBOLS

Explains the meaning of CAUTION and WARNING labels.

INTRODUCTION TO THE MANUAL

TECHNICAL SPECIFICATIONS

UNPACKING AND SETUP

SHIPPING CONTAINER CONTENTS

Lists all items included in the bandsaw packaging.

INITIAL SETUP PROCEDURE

Steps for unpacking and preparing the bandsaw for use.

ASSEMBLY INSTRUCTIONS

UPPER BEARING GUIDE ADJUSTMENT

Steps for correctly adjusting the upper blade guide bearings.

ASSEMBLY: GUIDES AND TABLE

LOWER BEARING GUIDE ADJUSTMENT

Steps for correctly adjusting the lower blade guide bearings.

MOUNTING THE TABLE

Instructions for attaching the bandsaw table.

ASSEMBLY: TABLE STOPS AND RAILS

ADJUSTING 90 DEGREE TABLE STOP

Procedure to ensure the table is set at a precise 90-degree angle.

RAIL ASSEMBLY PROCEDURE

Steps for attaching the front and rear rails to the table.

ASSEMBLY: FENCE AND ALIGNMENT

FENCE ASSEMBLY AND ADJUSTMENT

Instructions for assembling and aligning the fence.

ELECTRICAL AND POWER REQUIREMENTS

GROUNDING INSTRUCTIONS

Importance and methods for properly grounding the machine.

EXTENSION CORD RECOMMENDATIONS

Guidance on selecting appropriate extension cords for power.

MACHINE ADJUSTMENTS AND GUIDES

RESAW GUIDE INSTALLATION

How to attach and position the resaw guide.

MITER GAUGE INSTALLATION

Steps for using the miter gauge and ensuring accuracy.

TILTING THE TABLE

Instructions for adjusting the table angle.

HEIGHT SCALE CALIBRATION

How to set and use the cutting height scale.

CHANGING THE SAW BLADE

BLADE TENSION AND TRACKING

ADJUSTING BLADE TENSION

Procedure for setting the correct blade tension.

ADJUSTING BLADE TRACKING

How to align the blade on the wheels for proper cutting.

BELT AND BRAKE SYSTEM

BRAKE PEDAL OPERATION

How to use the brake pedal to stop the saw.

REPLACING THE DRIVE BELT

Steps for changing the motor drive belt.

ADJUSTING BELT TENSION

Procedure for setting the correct tension for the drive belt.

OPERATION

ROUTINE MAINTENANCE

TROUBLESHOOTING COMMON ISSUES

ORDERING REPLACEMENT PARTS

BLADE GUIDES ASSEMBLY DIAGRAM

PARTS LIST: BLADE GUIDES ASSEMBLY

TABLE ASSEMBLY DIAGRAM

PARTS LIST: TABLE ASSEMBLY

UPPER WHEEL ASSEMBLY DIAGRAM

PARTS LIST: UPPER WHEEL ASSEMBLY

LOWER WHEEL AND MOTOR ASSEMBLY DIAGRAM

PARTS LIST: LOWER WHEEL AND MOTOR ASSEMBLY

OPTIONAL ACCESSORY BLADES

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