17. Keep hands in sight and clear of all moving parts - Never modify the machine without consulting JET. and cutting surfaces. 1.1 General Machinery Warnings 18. All visitors should be kept at a safe distance from the work area.
1.3 Safety Requirements for Abrasive discs must be stored in a controlled Abrasive Sanding Machines environment area. Relative humidity should be 35% to 50% and the temperature should be Abrasive sanding can be hazardous to operators between 60 and 80 degrees Farenheit. Failure and bystanders.
4.0 About the J-4210 Sander The JET Model J-4210 Belt and Disc Sanding Machine is ideal for all shops. This versatile machine can be used to grind, sand, finish, and contour all types of parts including metal, wood, plastic, and composite materials.
Subject to local/national electrical codes. 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.
8.0 Electrical connections like, extending from the adapter must be connected to a permanent ground such as a properly grounded The J-4210 Belt/Disc Sander is rated at 115/230V outlet box. power, and is pre-wired for 115 volt. 3. Grounded, cord-connected tools intended for use...
8.2 Voltage conversion Move platen housing to desired position. When platen housing is to be placed in horizontal Disconnect machine from power source. position, lower platen housing onto stop screw (28) on machine base. To switch the incoming power leads for 230 volt operation, follow wiring diagram on inside cover of If the stop requires adjustment, loosen jam nut motor junction box.
10.2 Controls 9.3.2 Belt table To change belt table angle, loosen clamping The on/off switch is located on the side of the knob on right side of platen housing (refer to machine base. It has a safety key to prevent Figure 6).
11.5 Replacing V-belts Lift tensioning lever to tighten sanding belt on drums. Disconnect electrical power. Install guard (75) and secure with screw (76). Remove sanding belt table. 10. Install guard (96) and secure with eight screws Remove sanding disc table. (97).
11.6 Replacing motor NOTE: Because of the weight of the belt housing, a second person should hold belt Disconnect electrical power. housing in position while installing pulley (10). Remove four screws from base. With 23. Hold belt housing in position in bracket (3). Start assistance of a second person, lift base from two screws (13) in threaded holes in platen.
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.
13.1.2 J-4210 Belt & Disc Sander – Parts List Index No Part No Description Size 2 ....J-5513011G ....Base....................... 1 3 ....J-5513012G ....Bracket......................1 4 ....J-5513013G ....Platen......................1 5 ....5513014 ....Drive Drum..................... 1 6 ....
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Index No Part No Description Size 59 ....5513071 ....Garnet Disc .............. 10", 80 Grit ....1 ....5513073 ....Garnet Disc .............. 10", 100 Grit ....1 ....5513075 ....Garnet Disc .............. 10", 120 Grit ....1 60 ....
13.2.1 J-4210 Stand – Exploded View 13.2.2 J-4210 Stand – Parts List Index No Part No Description Size 1 ....J-5513476G ....Access Panel ....................1 2 ....5513477 ....Knob ......................2 3 ....414549 ...... Complete Stand Assembly ................1...
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 ®...