JET 577004 User Manual
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Operating Instructions and Parts Manual
Belt (2x42”) and Disc (8”) Sander
Model J-41002
JET
427 New Sanford Road
LaVergne, Tennessee 37086 Part No. M-577004
Ph.: 800-274-6848 Revision B1 03/2014
www.jettools.com Copyright © 2014 JET
Warranty and Service
JET warrants every product it sells against manufacturers’ defects. If one of our tools needs service or repair, please
contact Technical Service by calling 1-800-274-6846, 8AM to 5PM CST, Monday through Friday.
Warranty Period
The general warranty lasts for the time period specified in the literature included with your product or on the official
JET branded website.
• JET products carry a limited warranty which varies in duration based upon the product. (See chart below)
• Accessories carry a limited warranty of one year from the date of receipt.
• Consumable items are defined as expendable parts or accessories expected to become inoperable within a
reasonable amount of use and are covered by a 90 day limited warranty against manufacturer’s defects.
Who is Covered
This warranty covers only the initial purchaser of the product from the date of delivery.
What is Co vered
This warranty covers any defects in workmanship or materials subject to the limitations stated below. This warranty
does not cover failures due directly or indirectly to misuse, abuse, negligence or accidents, normal wear-and-tear,
improper repair, alterations or lack of maintenance.
Warranty Limitations
Woodworking products with a Five Year Warranty that are used for commercial or industrial purposes default to a
Two Year Warranty. Please contact Technical Service at 1-800-274-6846 for further clarification.
How to Get Technical Support
Please contact Technical Service by calling 1-800-274-6846. Please note that you will be asked to provi d e pr o of
of initia l p u rch a s e whe n calling. If a product requires further inspection, the Technical Service representative will
explain and assist with any additional action needed. JET has Authorized Service Centers located throughout the
United States. For the name of an Authorized Service Center in your area call 1-800-274-6846 or use the Service
Center Locator on the JET website.
More Information
JET is constantly adding new products. For complete, up-to-date product information, check with your local distributor
or visit the JET website.
How S tate Law A pplies
This warranty gives you specific legal rights, subject to applicable state law.
Limitations on This Warranty
JET LIMITS ALL IMPLIED WARRANTIES TO THE PERIOD OF THE LIMITED WARRANTY FOR EACH PRODUCT.
EXCEPT AS STATED HEREIN, ANY IMPLIED WARRANTI ES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE EXCLUDED. SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN
IMPLIED WARRANTY LASTS, SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU.
JET SHALL IN NO EVENT BE LIABLE FOR DEATH, INJURIES TO PERSONS OR PROPERTY, OR FOR
INCIDENTAL, CONTINGENT, SPECIAL, OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OF OUR
PRODUCTS. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR
CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU.
JET sells through distributors only. The specifications listed in JET printed materials and on official JET website are
given as general information and are not binding. JET reserves the right to effect at any time, without prior notice,
those alterations to parts, fittings, and accessory equipment which they may deem necessary for any reason
whatsoever. JET
Product Listing with Warranty Period
90 Days – Parts; Consumable items; Light-Duty Air Tools
1 Year – Motors; Machine Accessories; Heavy-Duty Air Tools; Pro-Duty Air Tools
2 Year – Metalworking Machinery; Electric Hoists, Electric Hoist Accessories; Woodworking Machinery used
for industrial or commercial purposes
5 Year – Woodworking Machinery
Limited Lifetime – JET Parallel clamps; VOLT Series Electric Hoists; Manual Hoists; Manual Hoist
Accessories; Shop Tools; Warehouse & Dock products; Hand Tools
NOTE: JET is a division of JPW Industries, Inc. References in this document to JET also apply to JPW Industries,
Inc., or any of its successors in interest to the JET brand.
®
branded products are not sold in Canada by JPW Industries, Inc.
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Table of Contents
Warranty and Servic e .............................................................................................................................. 2
Table of Contents .................................................................................................................................... 3
Warning ................................................................................................................................................... 4
Introduction ............................................................................................................................................. 6
Specifica tions ................................................................................................................ .......................... 6
Features and Terminology ....................................................................................................................... 7
Unpac king ............................................................................................................................................... 8
Contents of the Shipping Container ...................................................................................................... 8
Assembly ................................................................................................................................................ 9
Installing Belt Table .............................................................................................................................. 9
Installing Dust Chute ............................................................................................................................ 9
Installing Disc Table ........................................................................................................................... 10
Installing Miter Gauge ........................................................................................................................ 10
Installing Tension Handle ................................................................................................................... 10
Grounding Inst r uc tions ........................................................................................................................... 11
115 Volt Operati on ............................................................................................................................. 11
Adjustments ................................................................................................................... ....................... 1 2
Tilting th e Be lt Ta b le .......................................................................................................................... 12
Tilting the Disc Table .......................................................................................................................... 12
Use of the Miter Gauge ...................................................................................................................... 13
Belt Platen ......................................................................................................................................... 13
Abras i ve Bel t Re p la cement ................................................................................................................ 14
Tracking the Abrasive Belt.................................................................................................................. 14
Abrasive Disc Replacement ............................................................................................................... 15
Aluminum Disc Removal .................................................................................................................... 15
Operation .............................................................................................................................................. 1 6
Starting and Stopping the Sander ....................................................................................................... 16
Belt and Disc Movem ent .................................................................................................................... 16
Typical Op e ra tions ............................................................................................................................. 16
Extension Cords................................................................................................................................. 11
Maintenance .......................................................................................................................................... 18
Replacement Parts ................................................................................................................................ 18
Troubleshooting ..................................................................................................................................... 19
Assembly Drawing ............................................................................................................................. 20
Parts List............................................................................................................................................ 21
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Warning
1. Read and understand the ent ire owner’s manual befor e att em pting assembly or operation.
2. Read and understand the warnings po sted on the m achine and i n thi s manual. Fail ure to comply wit h
all of these warnings m ay cause seriou s i njury.
3. Replace the warning labels if they become obscured or remov ed.
4. This sander is designed and int ended for use by proper ly t rained and experi enced personnel onl y. If
you are not f amiliar wit h the proper and safe operati on of a sander, do not use unt il proper training
and knowledge have been obtained.
5. Do not use this sander for other than it s intended use. If used for other pur poses, JET disclaim s any
real or implied warranty and holds itself harmless from any injury that may result from that use.
6. Always wear appr oved saf ety glasses/face shields while u si ng this sander. Everyday ey eglasses only
have impact resistant lenses; they are not safety glasses.
7. Before operati ng this sander, rem ove tie, rings, watches and other j ewelry, and r oll sleeves up past
the elbows. Remove all loose clothi ng and c onfine long hair. Non-sli p footwear or anti-skid fl oor strips
are recommended. Do not wear gloves.
8. Wear ear protector s (plugs or muffs) during ext ended peri ods of oper ation.
9. Some dust created by power sanding, sawing, grinding, drilling and other construction activities
contain chemi c als known to the S tate of California to cause cancer, birth defects or ot her reproductiv e
harm. Some exampl es of these chemicals are:
• Lead from lead based paint.
• Crystalli ne sil ic a from bricks, cement and other m asonry pr oducts.
• Arsenic and chromium from chemically treated lum ber .
Your risk of exposure varies, depending on how often you do this type of work. To reduce your
exposure to these chemicals, work in a well-ventilated area and work with approved safety
equipment, such as face or dust masks that are specifically designed to filter out microscopic
particles.
10. Do not operate this machi ne whil e tired or under the influence of drugs, al cohol or any medication.
11. M ak e c er tain the switch is in the OFF position before connecting the machine to the power supply.
12. M ak e c er tain the machine is properl y grounded.
13. M ak e all machine adjustm ents or maintenance with the machine unplugged from the power source.
14. Remove adjusting keys and wrenches. Form a habit of checking to see that keys and adjusting
wrenches are removed from the machine before turning it on.
15. Keep safety guards in place at all times when the machi ne is in use. If removed for maintenance
purposes, use extreme caution and replace the guards immediately.
16. If there is a tendency f or the machine to ti p over or move dur ing operation, such as when sanding
long or heavy boards, the machine must be securely fastened to a supporting surface.
17. Check damaged parts. Before further use of the machine, a guard or other part that is damaged
should be carefully checked to determine that it will operate properly and perform its intended
function. Chec k for alignment of moving par ts, binding of moving parts, breakage of parts, mounting
and any other condi ti ons that m ay affect its operati on. A guard or ot her part that i s damaged should
be properly repaired or replaced.
18. P r ov ide for adequate space surrounding work area and non-glar e, overhead lighting.
19. K eep the floor around the machi ne clean and free of scrap material, oil and grease.
20. K eep v isitors a safe distanc e from the work area. Keep children away.
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21. M ak e y our workshop child proof wit h padloc k s, m ast er switc hes or by r emoving starter keys.
22. Giv e your work undivi ded attention. Looki ng around, carryi ng on a conversati on and “horse-play” ar e
careless acts that can r esul t in serious injury.
23. Maint ain a balanced stanc e at all tim es so that you do not fall or lean against t he abrasiv es or other
moving part s. Do not over r eac h or use excessive force to perform any mac hi ne oper ation.
24. Use the ri ght t ool at the cor rect speed and feed r ate. Do not for ce a tool or attachment to do a j ob for
which it was not designed. T he ri ght tool will do the job better and safer.
25. Make sure the abrasive belt is running in the proper direction. When disc sanding, place the
workpiece against t he downward rot ating part of the abrasive disc.
26. Thi s machine can be used f or sanding wood or m etal products. Ho wever , combini ng wood dust an d
metal fil ings can create a fire haz ard. Make sure your dust col lector is fr ee of wood du st deposit s
before processing m etal products.
27. Use recom mended accessories; i mproper accessories may be hazardous.
28. M aintain tools with care. F ol low instructions for lubric ating t he m ac hine and changing accessories.
29. Abrasiv e discs m ust be stored in a cont roll ed environm ent. Relativ e humidity should be 35% t o 50%
and the temperature should be between 60° and 80° Fahrenheit. Failure to do this could cause
prematur e disc f ailur e.
30. Examine t he face of the abrasive disc or belt c arefully. Excessiv e sanding that wears down to the
backing materi al can t ear the disc/ belt. Never use an abrasiv e whic h shows backi ng, ni cks or cuts on
the surface or edge, or dam age due to creasing or poor handling.
31. Turn off the mac hine before cl eaning. Use a brush or compressed air to rem ov e c hips or debris — do
not use your hands.
32. Never leave the mac hine r unning unattended. Tur n the power off and do not leav e the mac hine until it
comes to a complete stop.
33. Do not use the sander in wet or damp loc ations.
34. Remove loose items and unnecessary work pieces from the area bef ore starting the machine.
Familiariz e you rself with the following safety no tices used in this manual:
This means that if precautions are not heeded, it may result i n minor injury and/or
possible machine damage.
This means that if precautions are not heeded, it may result i n serious injury or possibly
even death.
- - SAVE THESE INSTRUCTIONS - -
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Introduction
This manual is provided by JET covering the safe operation and maintenance procedures for a JET
2x42x8 Belt and Disc Sander. This manual contains instructions on installation, safety precautions,
general operating procedures, maintenance instructions and parts breakdown. This machine has been
designed and constructed to provide years of trouble free operation if used in accordance with
instructi ons set forth i n this manual . If there are any questions or comm ents, please contact either your
local suppli er or JET. JET can also be reached at our web site: www.jettools.com.
Specifications
Model Number .............................................................................................................................. J-41002
Stock Num ber................................................................................................................................ 577004
Belt Size (in .)( LxW) ........................................................................................................................... 42 x 2
Belt Speed (SFPM) ............................................................................................................................ 3100
Disc Size (in.) ............................................................................................................................ 8 diameter
Disc Speed (RPM) ............................................................................................................................. 3 450
Motor .................................................................................................................... 3/4HP, 1Ph, 115V, 6.2A
Belt Table Size (in.)(LxW) ................................................................................................................. 10 x 6
Disc Table Size (in.)(LxW) .................................................................................................... 10-3/4 x 7-1/2
Disc Table Tilt (deg. )....................................................................................................................... 0 to 45
Dust Chutes (in.) ...................................................................................................... two @ 1-1/2 diameter
Overall Size (in.)(WxDxH) ........................................................................................... 20-1/2 x 22-3/4 x 20
Approximate Net Weight (lbs.) ............................................................................................................... 58
Approximate Shipping Weight (lbs.) ....................................................................................................... 64
The above specifications were current at the tim e this manual was publi shed, but because of our policy of
continuous impr ovement, JET reserves the ri ght to change specifications at any tim e and without prior
notice, without incurring obligati ons.
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Features and Terminology
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Unpacking
Open shipping cont ainer and check f or shipping
damage. Report any damage immediately to
your distributor and shipping agent. Do not
discard any shippi ng material until t he sander is
assembled and running properly.
Compare the c ontent s of y our cont ainer wit h t he
following parts list to make sure all parts are
intact. Mi ssing parts, i f any, should be reported
to your distributor. Read the instruction manual
thoroughly for assembly, maintenance and
safety instructions.
Contents of the Shipping Container
1 Belt and Disc Sander
1 Belt Table
1 Disc Table with trunnions
1 Miter Gauge
1 Dust Chute
6 Phillips Pan Hd. Machine Screws, 3/16x3/8”
3 Handles
3 Flat Washers, 3/8”
1 Tension Handle
1 Hex Nut, 1/4”
3 Hex Wrenches, 3, 4 and 6mm
1 Owner's Manual
1 Warranty Card
Read and understand the entire contents of this manual before attempting set-up
or operation! Failure t o co mply may cause serious injury.
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