DeWALT DW733 Manual

How to Replace Blades on the DeWALT DW733 Planer

The DeWALT DW733 is a highly efficient portable thickness planer known for its reliability and precision. However, for the optimal performance of the tool, it is crucial to maintain the planer and replace its blades when necessary. This guide will take you through the step-by-step process of replacing the blades on your DeWALT DW733 planer.

Tools and Materials Required

  • New DeWALT DW733 replacement blades
  • L-shaped wrench (supplied with the planer)
  • Open-ended wrench (supplied with the planer)

Safety Precautions

Before starting, make sure to follow these safety guidelines:

  • Turn off and unplug the planer.
  • Always wear safety glasses and dust masks if necessary.
  • Keep your hands away from the blades and other moving parts.
  • Do not wear loose clothing, jewelry, or gloves which might get caught in moving parts.

Step-by-Step Guide to Replacing Blades

Removing the Old Blades

  1. Turn Off and Unplug the Planer Ensure the planer is turned off and disconnected from the power source to prevent any accidental startups.
  2. Lift the Headlock Lever Lift the headlock lever to the up or unlocked position.
  3. Adjust the Depth of Cut Adjust the depth of cut until the scale reads about 3”. This will provide ample room to change the knives.
  4. Remove the Dust Chute Remove the two Allen screws near the tool tray and carefully lift off the dust chute.
  5. Rotate the Cutterhead If the eight bolts holding the knives are not visible, rotate the cutterhead using a small piece of scrap wood until they come into view.
  6. Loosen the End Bolts Using the supplied L-shaped wrench, loosen (but do not remove) the two end bolts.
  7. Unlock the Cutterhead Press the cutterhead lock lever down toward the knife and gently roll the cutterhead backward until the knife can be removed.
  8. Remove the Knives Press the cutterhead lock lever down again and roll the cutterhead until the other knife assembly is visible. Remove this knife following the same steps.

Installing the New Blades

  1. Position the Cutterhead Position the cutterhead as shown in the instruction manual or user guide.
  2. Insert the New Knife Carefully slide the new knife onto the cutterhead.
  3. Use Magnetic Knife Gauges Place the two magnetic knife gauges (located in the tool tray) onto the cutterhead. Ensure the flat edge of the knife gauge is in contact with the flat edge of the cutterhead.
  4. Secure the Knife Firmly tighten the two end bolts using the open-ended wrench provided until the knife is securely in place.

Additional Tips

Maintaining Your Planer

To keep your planer in optimum condition, perform regular maintenance checks:

  • Inspect carbon brushes and replace them if worn out.
  • Ensure that the table extensions are level.
  • Calibrate the depth adjustment scale periodically to ensure precision.

Safety Checks

After replacing the blades and before resuming work, always recheck that:

  • All bolts are tightly secured.
  • The planer is reassembled correctly.
  • There are no loose parts.

Replacing the blades on your DeWALT DW733 planer is straightforward if you follow these steps carefully. Regular maintenance and timely blade replacements will keep your planer functioning at its best, ensuring clean and precise cuts every time.

For more detailed instructions and visuals, it is recommended to refer to the DeWALT DW733 instruction manual .