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Jet Tools JBG-6A manual

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Table of contents for the manual

  • Page 1

    Operating Instructions and Parts Manual JBG Series Bench Grinders Models: JBG-6A, JBG-8A, JBG-10A Model JBG-8A shown WMH TOOL GROUP 2420 Vantage Drive Elgin, Illinois 60123 Part No. M-577101 Ph.: 800-274-6848 Revision G 04/06 www.wmhtoolgroup.com Copyright © WMH Tool Group This Manual is Bookmarked[...]

  • Page 2

    2 WARRANTY AND SERVICE WMH Tool Group, Inc., warrants every product it se lls. If one of our tools nee ds service or repair, one of our Authorized Service Centers lo cated throughout the United States can giv e you qu ick service. In most cases, any of these WMH Tool Group Authorized Servic e Centers can authorize warranty repair, assist you in obt[...]

  • Page 3

    3 Table of Contents WARRANTY A ND SERVICE ........................................................................................................... ............. 2 Table of Contents .............................................................................................................. ............................ 3 Warnings ...............[...]

  • Page 4

    4 Warnings 1. For your own safety read instruct ion ma nual before operating grinder. 2. Read and understand the entire o wner’s manual bef ore attempting assembly or operation. 3. Read and understand the warnings posted on the m a chine and in this manual. Failure to comply with all of these warnings may cause seri ous injury. 4. Replace the war[...]

  • Page 5

    5 21. Make your workshop child proof with padlocks , mas ter switches or by removing starter keys. 22. KEEP WORK AREA CLEAN. Clutte red areas and benches invite accidents. DON’T USE IN DANGEROUS ENVIRONMENT. Don’t use po wer tools in damp or wet locations, or expo se them to rain. Keep work area well li ghted. Keep the floor arou nd the machine[...]

  • Page 6

    6 Introduction This manual is provided by WMH Tool Grou p covering the safe operation and maintenance procedures for the JET JBG Series Ben ch Grinders. This manual contains instructions on in stallation, safety precautions, general o perating procedures, mainten ance instructio ns and parts brea kdown. This machine has been designed and constru ct[...]

  • Page 7

    7 Unpacking Separate all parts from the packin g material. Check each part against the Contents of the Shipping Container and make ce rtain that all items are accoun ted for before discarding a ny packing material. Contents of the Shipping Container 1 Bench Grinder (not shown) 1 Hardware (contents listed below) Hardware 1 ea Bracket - Left ( A ) 2 [...]

  • Page 8

    8 Assembly Your bench grinder requires only the assembly of the eye shields and tool rests. F or your safety, do not plug the grinder into a power sou rce until all adjustments are complete. An adjusta ble wrench and a Phillips screwdriver are the only tools you will need to make all normal adjustments and wheel changes on this gri nder. Be sure th[...]

  • Page 9

    9 Installing the Spark Guard and Eye Shield Mounting Brackets Refer to Figure 2: Parts needed: 2 Spark Guard and Eye Shield Brackets assembled from previous page 4 1/4” x 3/8” Hex Cap Screws (E) 4 1/4" Flat Washers (F) 1. Install the left spark guard and mounting bracket (A) to the l eft wheel housin g (M) with two 1/4” x 3/8” hex cap [...]

  • Page 10

    10 Electrical Electrical Requirements When connecting the bench grinde r to the power source outlet, the outlet must be properly grounded to protect the operator from electrical shock. In the event of a malfunction or br eakdown, grounding provides a path of least resistance fo r electrical current to reduce the risk of electrical shock. This machi[...]

  • Page 11

    11 Operation A bench grinder is designed for ha nd-grinding operations such as sharpening chisels, screwdrivers, drill bits, removing excess metal, and smoothing metal surface s. A Medium Grain Abrasive G rinding Wheel is suitable for rough grinding where a co nsiderable amount of metal must be removed or whe n obtaining a smooth finish is not impo[...]

  • Page 12

    12 Maintenance For safety, turn the switch to OFF and remove plug from the power source outlet before adjusting and maintaining the bench grinder. If the power cord is worn, cut or damage d in any way, have it replaced immediately. Ring Test Before replacing a grindi ng wheel, perform thi s simple test on the replacement wheel: 1. Loop a piece of s[...]

  • Page 13

    13 Grinding Wheels The JET Series bench grinders co me equipped with general purpose gri nding wheels. Wheels vary according to types of abrasive, hardness, grit size, and structure. JET carries a full line of abrasive grinding, carbide grindi ng, tool sharpening, and wire whee ls. Contact your local distributor for the proper grinding wh eel or wi[...]

  • Page 14

    14 Troubleshooting Problem Probable Cause Remedy Not plugged into receptacle Plug it into the power source receptacle Switch not in the ON position Turn the switch to the ON positio n Motor cord cut or abraded Replace with a new cord Plug on cord is faulty Replace with a new plug Fuse or circuit breaker ope n Re-set, may be too many machines on lin[...]

  • Page 15

    15 Parts and Assembly Parts List Index No Part No Description Size Qty 1 ............... JBG6A-02P .............. Sha ft and Rotor Assy ........................................... ......................... ........... 1 ................. JBG8A-02P .............. Shaft and Rotor Assy ........................................... ......................[...]

  • Page 16

    16 Parts List Index No Part No Description Size Qty 27 ............. JBG6A-27 ................ Tool Rest - left ...................................................... .................. .................. 1 ................. JBG8A-27 ................ Tool Rest - left ...................................................... ................ ..........[...]

  • Page 17

    17 Parts List Index No Part No Description Size Qty 54A ........... JBG6A-54 ................ Cross Screw ......................................................... 1/4x3/8 .............. .......... 4 55 ............. JBG6A-55 ................ Eye Shie ld Plate - left........................................... ...................... .............. 1[...]

  • Page 18

    18 Assembly Drawing[...]

  • Page 19

    19 Wiring Diagram[...]

  • Page 20

    20 Replacement Parts Replacement parts are listed on the following page s. To order parts or reach our se rvice department, call 800-274-6848 between 7 :30 a.m. and 5:30 p.m. (CST), Monday through Friday. Having the Model Number and Serial Number of your machine availabl e when you cal l will allow us to serve you quickly and accurately. WMH Tool G[...]