Ryobi BD4601 Operation Manual - Page 11

OPERATION SURFACE SANDING ON THE SANDING BELT See Figure 17, page 18. n Hold the workpiece firmly, keeping fingers away from the sanding belt. n Keep the end pressed firmly against the work support moving work evenly across the sanding belt. NOTE: Use extra caution when sanding very thin pieces. When sanding extra long pieces, move the work piece across the belt while applying only enough pressure to allow the sanding belt to remove the material. SANDING CURVED PIECES See Figures 18 - 19, page 18. WARNING: Never attempt to sand the end pieces of a workpiece on the idler drum. Applying the end of the workpiece on the idler drum could cause the workpiece to fly up. Failure to heed this warning could result in serious personal injury. Sanding inside curves on the sanding belt: Always sand inside curves on the idler drum. n Hold the workpiece firmly, keeping fingers away from the sanding belt. n Keep the curve pressed firmly against the idler drum moving work evenly across the sanding belt. NOTE: Use extra caution when sanding very thin pieces and apply only enough pressure to allow the sanding belt to remove the material. Sanding outside curves on the sanding disc: Always sand outside curves using the sanding disc and moving the workpiece from the left side of center. n Hold the workpiece firmly, keeping fingers away from the sanding disc. n Keep the curve pressed firmly against the sanding disc moving work evenly on the left side of the sanding disc. NOTE: Always move the workpiece across the sanding disc from the left side toward the center. ADJUSTMENTS WARNING: Before performing any adjustment, make sure the tool is unplugged from the power supply and the switch is in the OFF ( O ) position. Failure to heed this warning could result in serious personal injury. ADJUSTING THE BELT TRACKING See Figure 20, page 19. n Plug in belt/disc sander. To check belt tracking: n Turn the switch ON and then immediately turn it OFF. If the belt tends to slide off the idler drum or drive drum, the belt is not tracking properly. To adjust belt tracking: n If the sanding belt moves toward the disc, turn the track- ing knob up 1/4 turn. n If the sanding belt moves away from the disc, turn the tracking knob down 1/4 turn. n Turn the switch ON and then immediately OFF again, noting belt movement. Readjust tracking knob if necessary. SQUARING THE WORKTABLE TO THE SANDING DISC See Figure 21, page 19. n Unplug the belt/disc sander. n Using a combination square, check the angle of the worktable with the sanding belt. n If the work table is not 90° with the disc, loosen the table lock knob and tilt the table. n Adjust work table square to the sanding disc and retighten the table lock knob. 11 - English