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OWNER'S MANUAL
JDS-12B Benchtop 12” Disc Sander
(708432K shown with optional stand 708438 and Canister Filter 708434)
JET P.O. BOX 1349 Phone: 253-351-6000
WMH Tool Group Auburn, WA 98071-1349 Fax: 1-800-274-6840
www.wmhtoolgroup.com e-mail jet@wmhtoolgroup.com M-708433 05/02
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This manual has been prepared for the owner and operators of a JDS-12B Sander. Its purpose, aside from machine operation, is to promote safety through the use of accepted correct operating and maintenance procedures. Completely read the safety and maintenance instructions before operating or servicing the machine. To obtain maximum life and efficiency from your JET Sander, and to aid in using the machine safely, read this manual thoroughly and follow instructions carefully. Warranty
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WARNING Wear eye protection. Always keep guards in place and in proper operating condition. Do not operate the machine without the guards for any reason. This disc sander is intended to be used with wood and wood products only. Use of this disc sander and a dust collector with metal products is a potential fire hazard. Support the workpiece adequately at all times during operation; maintain control of the work at all times. This disc sander is designed and intended for use by pr
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• ALWAYS DISCONNECT THE MACHINE FROM THE POWER SOURCE BEFORE SERVICING. • REDUCE THE RISK OF UNINTENTIONAL STARTING. Make sure the switch is in the off position before plugging in. • USE RECOMMENDED ACCESSORIES. The use of accessories and attachments not recommended by JET may cause hazards or risk of injury to persons. • NEVER STAND ON A MACHINE. Serious injury could occur if the machine is tipped. • CHECK DAMAGED PARTS. Before further use of the machine, a guard or other pa
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Grounding Instructions Caution: This tool must be grounded while in use to protect the operator from electric shock. In the event of a malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electric shock. This tool is equipped with an electric cord having an equipment-grounding conductor and a grounding plug. The plug must be plugged into a matching outlet that is properly installed and grounded in accordance with all local
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230 Volt Operation If 230V, single phase operation is desired, the following instructions must be followed: 1. Disconnect the machine from the power source. 2. This JET sander is supplied with four motor leads that are connected for 115V operation, as shown in Figure A. Reconnect these four motor leads for 230V operation, as shown in Figure B. 3. The 115V attachment plug (A), supplied with the sander, must be replaced with a UL/CSA listed plug suitable for 230V operation (D). Contact
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Specifications JDS-12B Stock Number................................................................................................................................ 708433 Disc Diameter.......................................................................................................................................12” Table Tilt ......................................................................................................................15° Up - 45° Down Dust Chute Diameter ....
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Contents of the Shipping Carton JDS-12B Benchtop Sander 1. Sander 1. Sanding Disc 1. Table 1. Miter Gauge 1. Inlet 1. Inlet Gasket 1. Owner's Manual 1. Warranty Card Hardware Kit 4. Hex Head Bolt M10x40 8. Flat Washer M10 4. Lock Washers M10 4. Hex Nut M10 4. Hex Head Bolt M6x16 1. Center Point 1. Right Angle Hex Wrench 3mm 1. Filler Bar 1. Socket Head Cap Screw M5x8 OS-12DS Stand (optional accessory) 4. Stand Legs 4. Stand Supports Hardware Kit 16. Carriage Bolt M8
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Stand Assembly (optional accessory) 1. Match the hole patterns in the stand legs with the hole patterns in the stand supports. Mount the legs to the outside of the supports using sixteen M8x16 carriage bolts and sixteen M8 flange lock nuts, figure 1. Do not tighten until the stand has been assembled and is sitting level on the floor. 2. Bolt the sander to the stand with four M10x40 hex cap bolts, eight M10 flat washers, four M10 lock washers and four M10 hex nuts Sander
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Table Adjustment The table stops have been set-up at the factory. However, if you run into a problem, or want to check the table follow the below listed steps. 1. Loosen lock knobs (B, Fig. 4) and move the table to the 90 degree position. Tighten knobs and place a square (A, Fig. 4) against the table and disc. The square should rest flat against the table and disc. 2. If adjustment is needed move the table so that it rests 90 degrees from the table, and loosen the hex nut (
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If you want to run the JDS-12B on 230V refer to Center Point the wiring diagram found on the inside of the switch box cover (F, Fig. 8). The center point (A, Fig. 7) provided with the sander can be used for sanding circles. Slide Before hooking up to the power source, make the center point into the miter slot that is sure that the switch is in the off position. perpendicular to the sanding disc. The radius of the desired circle should be the distance from Dust Collection th
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Canister Filter (optional accessory) 1. Remove the inlet port that came with the sander. 2. Mount the plastic elbow (A, Fig. 9) to the sander using the same hardware (B, Fig. 9) from the inlet port. 3. Connect the filter (C, Fig. 9) to the elbow and turn counter-clockwise so that it locks in place. WARNING Static electricity will build up in the filter during operation. The filter ground must be attached to the machine ground, and to the filter. Failure to comply may resul
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Troubleshooting Trouble Possible Cause Solution 1. Sander unplugged from wall 1. Check all plug connections or motor 2. Replace fuse or reset circuit Sander will not start 2. Fuse blown or circuit breaker breaker tripped 3. Replace cord 3. Cord damaged 1. Replace with adequate size 1. Extension cord too light or and length cord too long Sanding disc does not come up to speed 2. Contact a qualified 2. Low current electrician 1. Adjust stand or base so that it rests evenly on
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Disc Sander Breakdown 14
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Parts List For The JDS-12B Benchtop Disc Sander Disc Sander Index Part No. No. Description Size Qty 1..........612131......................... Guard Base ........................................... ...............................................1 2..........MH612001 ................... Motor.....................................................1 HP, 1Ph 110V/220V .............1 ............JDS12B-MFC............... Motor Fan Cover (not shown) ................ ......................
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Index Part No. No. Description Size Qty 40........612140......................... Spring.................................................... ...............................................1 41........WF051210 ................... Flat Washer...........................................M5x12.....................................1 42........612115......................... Stop Handle........................................... ...............................................1 43........TS-1491
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Open Stand Breakdown (optional accessory) JDS-12B Stand Assembly (optional accessory) Index Part No. No. Description Size Qty. 1..........612141............................. Stand Leg...................................................... ...................................4 2..........612142............................. Stand Support ............................................... ...................................4 3..........SC089400.......................
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Wiring Diagram 18
