Operating Instructions and Parts Manual Belt and Disc Sanding Machine Model J-4210 WALTER MEIER (Manufacturing) Inc. 427 New Sanford Road LaVergne, Tennessee 37086 Ph.: 800-274-6848 www.waltermeier.com Part No. M-414550 Revision A2 03/2010 Copyright © 2010 Walter Meier (Manufacturing) Inc.
Warranty and Service Walter Meier (Manufacturing), Inc., warrants every product it sells. If one of our tools needs service or repair, one of our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any of these Walter Meier Authorized Service Centers can authorize warranty repair, assist you in obtaining parts, or perform routine maintenance and major repair on your JET® tools.
Table of Contents Cover Page .......................................................................................................................... 1 Warranty ................................................................................................................................ 2 General Specifications .......................................................................................................... 3 Warnings and Safety ..................................................................
General Machinery Cautions - Misuse of this machine can cause serious injury. - For safety, machine must be set up, used and serviced properly. - Read, understand and follow instructions in the operator’s and parts manual which was shipped with your machine. When setting up machine: - Always avoid using machine in damp or poorly lighted work areas. - Always be sure machine is securely anchored to the floor. - Always keep machine guards in place.
17. Keep hands in sight and clear of all moving parts and cutting surfaces. 18. All visitors should be kept at a safe distance from the work area. Make workshop completely safe by using padlocks, master switches, or by removing starter keys. 19. Know the tool you are using — its application, limitations, and potential hazards. 20. Keep children away. All visitors should be kept safe distance from work area. 21. Make workshops kidproof with padlocks, master switches, or by removing starter keys. 22.
The temporary adapter should be used only until a properly grounded outlet can be installed by a qualified electrician. The green-colored rigid ear, lug, and the like, extending from the adapter must be connected to a permanent ground such as a properly grounded outlet box. 3.
Introduction This manual includes operating and maintenance instructions for the JET Model J-4210 Belt and Disc Sander. This manual also includes parts listings and illustrations of replaceable parts. Sanding Belt Belt Guard Platen Housing Belt and Disc Sander Features Figures 1 and 2 depict the main features of the JET Model J-4210 Belt and Disc Sander. (Specifications for the sanding machine are provided on page 3.
The disc sander consists of an aluminum disc onto which is installed an adhesive-backed sanding and other abrasive discs. The disc is contained within a ducted shroud. The sanding disc can be replaced by removing the table and a cover over the lower portion of the disc. If desired, the aluminum disc can be removed from its drive shaft to ease replacement of the sanding disc. The drive motor for the belt and disc sander is attached to the underside of the machine base.
Operation This section defines the controls and other features with which the operator should be familiar. Refer to Figures 3 and 4 for some typical sander operations. Figure 5. ON/OFF Switch Miter Gauge A miter gauge is provided with the machine and can be used on either the belt sander of disc sander work tables. The angle of the miter gauge can be adjusted up to 45 degrees to accommodate angular work piece surfaces. Adjustments Adjusting Belt Tracking Figure 3.
Adjusting Platen Housing Position The sanding belt can be operated with the platen housing horizontal, vertical, or at any angle in between. Change position of the platen housing as follows: WARNING: DISCONNECT ELECTRICAL POWER TO THE MACHINE BEFORE PERFORMING ANY MAINTENANCE. Adjusting the Sander Tables The belt and disc sander tables can be adjusted from 0 to 45 degrees to accommodate the work piece. Disc Table 1.
Maintenance This section provides procedures required to maintain the belt/disc sander. The numbers in parentheses throughout the manual correspond with reference numbers for parts shown in the exploded views in the Replacement Parts section. Lubrication The bearings used in the sanding machine are sealed, pre-lubricated bearing. The bearings do not require periodic lubrication. Cleaning Periodically use a vacuum cleaner to remove sanding debris from the machine.
9. Install plate (55) and secure with four screws (56). Check for clearance between plate (55) and the sanding disc. 10. Install table (60) onto rod (74). Position table so it is level and tighten screw (65) against rod (74). 11. Connect electrical power and operate machine to check operation. Replacing the V-Belts WARNING: DISCONNECT ELECTRICAL POWER TO THE MACHINE BEFORE PERFORMING ANY MAINTENANCE. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Disconnect electrical power. Remove sanding belt table.
Replacement of Motor WARNING: DISCONNECT ELECTRICAL POWER TO THE MACHINE BEFORE PERFORMING ANY MAINTENANCE. 1. Disconnect electrical power. 2. Remove four screws from base. With assistance of the second person, lift base from stand. NOTE: Place base on bench. As an alternative, the stand may be used to support the base while removing drive motor screws. 3. Place base on bench with underside of the base facing up. 4. Remove four hex head screws, nuts, and washers from the motor base. 5.
Wiring Data Single phase electrical hook-up When connecting your machine to single phase power you may be connecting to either 115 or 230 volts, depending upon the motor type provided. Local codes may, or may not, permit the use of a plug type of connection for your machine. Where a plug connection is permitted, the following installation practices must be followed: 1. The plug used must be a grounding type of plug.
Connecting Power for 3-phase Motors 1. Be certain the power to the branch you are connecting is off, and locked out, so power cannot be reestablished, accidentally. 2. Connect the ground wires. Thse wires will be either green, or green with a white trace. 3. Connect the remaining three cable wires to the three power wires in the service branch. 4. Reestablish power to the branch. 5. Turn the machine on.
Troubleshooting Fault Probable Cause Remedy Machine does not start. 1. Blown fuse or tripped circuit breaker. 1. Determine reason for blown fuse/tripped breaker (such as a short circuit or motor overload). Correct reason for fault. Replace fuse/reset breaker. 2. Replace motor. 3. Connect to power source. 2. Motor failure. 3. Not connected to power source. 4.Motor not wired for correct voltage. 5. Motor not connected to correct voltage source. Sanding belt does not trackcorrectly. 16 4.
Replacement Parts This section provides exploded view illustrations that show the replacement parts for the JET Model J-4210 Belt/ Disc Sander. Also provided are parts listings that provide part number and description. The item numbers shown on the illustration relate the item number in the facing parts listing. Order replacement parts from: WALTER MEIER (Manufacturing) Inc. 427 New Sanford Road LaVergne, Tennessee 37086 Ph.: 800-274-6848 www.waltermeier.
Assembled View and Parts Listing of Stand – Model J-4210 Belt and Disc Sander 3 2 1 18 Ref. No. Part Number Description Qty.
Exploded View – JET Model J-4210 Belt & Disc Sander 19
Parts Listing – JET Model J-4210 Belt & Disc Sander 20 Ref. No.
Wiring Diagram J- 4210 ELECTRICAL SCHEMATIC - 115V SWITCH BLACK BLACK WHITE WHITE GREEN 300MFD 125 VAC YELLOW BLACK GREY RED GREEN GREEN WHITE BLACK GROUND J- 4210 ELECTRICAL SCHEMATIC - 230V SWITCH BLACK BLACK WHITE WHITE GREEN 21 300MFD 125 VAC BLACK GREY YELLOW RED GREEN GREEN BLACK WHITE GROUND
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WALTER MEIER (Manufacturing) Inc. 427 New Sanford Road LaVergne, Tennessee 37086 Ph.: 800-274-6848 www.waltermeier.
