WOOD BELT SANDER 6 X 48 INCHES 40643 ASSEMBLY AND OPERATING INSTRUCTIONS ® 3491 Mission Oaks Blvd., Camarillo, CA 93011 Visit our Web site at http://www.harborfreight.com Copyright© 1999 by Harbor Freight Tools®. All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.
Specifications ITEM Motor Speed Power Input DESCRIPTION 1 HP (peak), 110V, Single Phase, 60 Hz, 3,450 RPM Belt: 1,440 FPM Disc: 1,850 RPM Continuous: 12 amps; No Load: 7.8 amps Table 6 x 10-3/16 inches; Tilt: 45 degrees Net Weight 139 lbs.
6. Use the right tool for the job. Do not attempt to force a small tool or attachment to do the work of a larger industrial tool. Do not use a tool for a purpose for which it was not intended. 7. Dress properly. Do not wear loose clothing or jewelry as they can be caught in moving parts. Protective, electrically non-conductive clothes and non-skid footwear are recommended when working. Wear restrictive hair covering to contain long hair. 8. Use eye and ear protection.
20. Avoid flammable liquids. To avoid possible fires, never use sander near flammable liquids, vapors, or gases. 21. Avoid breathing dust. Wear a dust mask over your mouth and nose. Note: Performance of this tool may vary depending on variations in local line voltage. Extension cord usage may also affect tool performance. Warning: The warnings, cautions, and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur.
holes. Attach using 2 Screws (73), Nuts (12), and Washers (13). Repeat for all corners, leaving all hardware snug, not tight. Once all hardware is in place, tighten all Nuts securely, including the Nuts from step 1. After all hardware is secure, the assistants can release the base.- see Stand Assembly C, previous page. Table Assembly Disc Sander Table Assembly 1. 2. 3. Remove both Trunnions (33) from the sides of the Table (41), set the Screws (38) and Washers (13) aside.
3. Retighten the Knob to secure the table. 4. Loosen the pointer screw below the Lock Handle and adjust so that it points to 90 degrees. Retighten screw. Lock Handle (32) Pointer (39) Adjusting the Sanding Belt 1. Turn the Belt Sander On. If the belt looks like it was going to slide off either roller, the belt tracking needs to be adjusted (described in the next step). 2. Loosen locking Knob (61). 3.
Adjusting the Sanding Belt for Vertical Operation Caution: Never make adjustments to the Sander without first unplugging the line cord from the electrical outlet. 1. Using a wrench, loosen Nut (12) until the Belt Frame (8) can be moved. 2. Push the Belt Frame to the desired angle (0 to 90 degrees). View Angle Scale. 3. Tighten Nut (12). 4. Begin sanding.
Maintenance 1. Apply a light coat of paste wax to the worktable to make feeding stock easier. 2. Use compressed air to blow out dust and debris from sander and motor. Mounting Sanding Disc and Guard 1. Remove hardware surrounding Sanding Disc (22). 2. Locate Sanding Paper disc (23) and peel backing off paper disc. 3. Align perimeter of Sanding Paper (23) disc over Sanding Disc. When aligned, press disc firmly onto disc. 4. Replace hardware and realign table. Drive Belt Replacement 1.
Troubleshooting SYMPTOM PROBABLE CAUSE Sander does not operate Motor slows when sanding Not plugged in to wall outlet Locking key not inser ted Power switch defective Motor or wiring problem Timing Belt too tight Applying too much pressure on work piece Sanding Belt runs off drums Not tracking properly Wood burns while sanding Sander makes excessive noise Sanding Disc or Belt is loaded with debris Timing Belt too tight Bearings need oil REMEDY Plug into wall outlet Inser t Locking Key Replace switch
Parts List Part Description Qty Part Description Qty 1 Cover 1 39 Pointer 3 2 Retaining Ring S-12 9 40 Bracket 1 3 Ball Bearing 6201Z 3 41 Table 1 4 Driving Roller Shaft 1 42 Disc Cover 1 5 Sanding Belt 1 43 Suppor t Plate 1 6 Key 5X 1 44 Screw M8x10 10 7 Retaining Ring S17 1 45 Screw M5x10 10 8 Belt Frame 1 46 Base 1 9 Back Step 1 47 Pulley Cover 1 10 Set Screw M8x10 3 48 Switch Box 1 11 Driving Roller 1 49 Switch 1 12 Nut M8 30 50
Assembly Drawing NOTE: Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts. SKU 40643 For technical questions, please call 1-800-444-3353.