Brush Cover

Figure 54. Conveyor motor brush cover.

Figure 55. Carbon brush and spring.

DRUM SANDPAPER

CIRCUMFERENCE = HYPOTENUSE

TAPER ANGLE

Figure 56. Finding sandpaper taper angle.

Brush Replacement

After long periods of heavy sander use, it may be necessary to replace the conveyor motor carbon brushes.

To replace the carbon brushes, do these steps:

1.Unplug the double drum sander!

2.Raise the table to the highest position.

3.Use a flat-head screwdriver and remove the brush cover. See Figure 54.

4.Carefully slide out the spring and carbon brush. See Figure 55.

5.Insert the new carbon brush exactly like the old one was installed.

6.Replace the brush cover.

7.Repeat Steps 1 through 6 for the other motor brush on the other side of the motor.

Sandpaper

Replacement

The Model W1678 Double Drum Sander is designed for rolls of 3" wide hook-and-loop sandpaper.

To change the sandpaper, do these steps:

1.Unplug the double drum sander!

2.Open the dust hood to expose the drums.

3.Observe the direction that the sandpaper is wrapped around the drum, and unwind the old sandpaper one drum at a time.

4.Use the old sandpaper as a pattern to cut out the new sandpaper, or measure and cut the sandpaper taper yourself. See Figure 56.

5.Tightly wrap the sanding drum with the new sandpaper and keep the gaps to a minimum.

6.Apply two complete passes of 34" reinforced strapping tape at both drum ends, making sure that the second layer is directly on top of the first.

7.Replace the sandpaper on the other drum, and close and latch the dust hood.

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MAINTENANCE

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Woodstock W1678 instruction manual Brush Replacement, Sandpaper Replacement