Model W1829 (Mfg. Since 9/11)
SERVICE
Replacing Knives
Sharp cutterhead knives provide the best cutting results. Under normal operation these knives will become
dull and need to be sharpened or replaced. Refer to Troubleshooting (see Page 28) to determine if the knives may be dull.
Tools Needed | Qty |
Hex Wrench 4mm | 1 |
Hex Wrench 5mm | 1 |
To replace the cutterhead knives, do these steps: |
|
1.DISCONNECT JOINTER FROM POWER.
2.Carefully rotate the cutterhead until the clamp screws are accessible.
3.Remove the cutterhead clamp screws fastening the knife to the cutterhead (see Figure 41). Carefully remove the knife and clamp from the cutterhead.
4. Repeat Steps
5.Clean the cutterhead thoroughly before installing new knives or
6.Install one knife, clamp it in the cutterhead, and slightly tighten each of the clamp screws in sequence, as shown in Figure 42.
Note: By tightening the clamp screws out of sequence, jointing results may be hampered. Following the tightening sequence reduces that possibility.
7.Repeat Step 6 for the second cutterhead knife.
8.Check the alignment of the knives to the outfeed table. They should be parallel to the outfeed table.
—If the knife is not parallel to the outfeed table, adjust the jack screws to fine tune the knife height. Refer to Checking/Adjusting Knife Height on Page 30.
9.Follow the tightening sequence and final tighten each of the clamp screws for both knives, as shown in Figure 42.
10.Ensure cutterhead guard is working properly. Align the fence as needed. Perform a test cut on a suitable piece of scrap material.
Make sure that your machine is unplugged during all service proce- dures! If this warning is ignored, seri- ous personal injury may occur.
Cutterhead knives are sharp and laceration injuries may occur. Use caution when handling the cutterhead knives.
Clamp Screws
Figure 41. Cutterhead clamp screw
location.
3
1
2
4