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Summary of Contents for Jet J-4103
- Page 1 This .pdf document is bookmarked Operating Instructions and Parts Manual 2 x 72-inch Square Wheel Belt Grinder Model J-4103 427 New Sanford Road LaVergne, Tennessee 37086 Part No. M-577000 Ph.: 800-274-6848 Revision E 08/2018 www.jettools.com Copyright © 2018 JET...
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Page 2: Important Safety Instructions
- Always follow instructions in operators and parts manual when changing accessory tools or parts. 15. Use the right tool. Don’t force a tool or - Never modify the machine without consulting JET. attachment to do a job for which it was not designed. -
Page 3: Safety Requirements For Abrasive Grinding Machines
1.2 Safety requirements for abrasive nicks or cuts on the surface or edge or damage grinding machines due to creasing or poor handling. When installing a new disc, be certain the disc Abrasive grinding can be hazardous to operators is accurately centered on the drive wheel. and bystanders. -
Page 4: Switch Lockout
Familiarize yourself with the following safety notices used in this manual: This means that if precautions are not heeded, it may result in minor injury and/or possible machine damage. This means that if precautions are not heeded, it may result in serious, or possibly even fatal, injury. -
Page 5: Table Of Contents
If there are questions or comments, please contact your local supplier or JET. JET can also be reached at our web site: www.jettools.com. -
Page 6: General Specifications
L = length, W = width, H = height, Dia. = diameter The specifications in this manual were current at time of publication, but because of our policy of continuous improvement, JET reserves the right to change specifications at any time and without prior notice, without incurring obligations. -
Page 7: Setup And Assembly
The J-4103 Square Wheel Grinder is pre-wired for 115V power. It may be converted to 230V power; In Canada, the use of a temporary adaptor is not see sect. -
Page 8: Voltage Conversion
Recommended Gauges (AWG) of Extension Cords Ampere Total length of Volts Rating cord in feet More More Than Than Figure 6-1 Recommended Table 2 3. Grounded, cord-connected tools intended for use on a supply circuit having a nominal rating between 7.0 Adjustments 150 - 250 volts, inclusive: This tool is intended for use on a circuit that has an... -
Page 9: Platen Wheel Adjustment
7.2 Platen wheel adjustment The platen wheels have eccentric shafts, which allow adjustment of the wheels tangent to the surface of the platen. Turn screw (A, Figure 7-1) to adjust. Figure 7-2: belt replacement 7.4 Belt tracking Do not operate machine with side panel open. -
Page 10: Operating Controls
8.0 Operating controls The ON/OFF toggle switch is located on the drive motor (Figure 5-1). 8.1 Thermal overload The motor has thermal overload protection; if the motor begins to overheat or draw excessive current, the motor will shut off automatically. To restart, allow motor to cool, then press reset button beneath motor. -
Page 11: User-Maintenance
Remove contact wheel assembly. 9.0 User-maintenance Remove retaining rings from wheel shaft. Remove shaft and wheel bearings. Always disconnect power to machine before performing maintenance. Install bearings in replacement contact wheel. Failure to comply may result in serious personal Install shaft and secure with retaining rings. injury. -
Page 12: Troubleshooting J-4103 Square Wheel Belt Grinder
10.0 Troubleshooting J-4103 Square Wheel Belt Grinder Table 2 Symptom Possible Cause Correction * Machine won’t start. No incoming power. Verify machine connections. Cord damaged. Replace cord. Building circuit breaker trips or fuse Verify that machine is on a circuit of correct blows. -
Page 13: Replacement Parts
Non-proprietary parts, such as fasteners, can be found at local hardware stores, or may be ordered from JET. Some parts are shown for reference only, and may not be available individually. -
Page 14: J-4013 Square Wheel Belt Grinder - Parts List
11.2 J-4013 Square Wheel Belt Grinder – Parts List Index No Part No Description Size 1 ....5507530 ....Contact Wheel Assembly (Serrated, 90 Duro) ..8"x2"......1 2 ....5044590 ....Contact Wheel Assembly (70 Duro) ......1-1/2" x 2" ..... 1 5057571 .... - Page 15 Size 54 ....TS-0680041 ....Flat Washer ............. 3/8” ........ 1 ....JET-113 ..... JET Logo (not shown) ..........113 x 47mm ....1 ....9113591 ....Hex Key (not shown) ..........5/16” ......1 ....9142842 ....ID Plate, Square Wheel Grinder (not shown) ..........1 ....
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Page 16: Electrical Connections For J-4103 Belt Grinder
12.0 Electrical Connections for J-4103 Belt Grinder... -
Page 17: Warranty And Service
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 ®... - Page 18 This page intentionally left blank.
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- Page 20 427 New Sanford Road LaVergne, Tennessee 37086 Phone: 800-274-6848 www.jettools.com...
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