MB502 6” Deluxe Jointer
２１
Two guards, one of which is shown at (A) Fig. 55, are provided on each side of the fence
bracket to close up the opening between the fence bracket (B) and the fence (C) limiting
access to the cutterhead. When the fence is tilted, the guard (A) Fig. 56, can be pushed to
the rear as shown. After the fence is returned to the 90 degree position, simply push the
guard (A) Fig.56, forward to close up the opening, Fig. 55, illustrates the guard (A)
properly adjusted.
REMOVING, REPLACING AND RESETTING KNIVES
If the knives are removed from the cutterhead for replacement or regrinding, care must be
used in removing, replacing and resetting them as follows.
1. DISCONNECT THE MACHINE FROM THE POWER SOURCE.
2. Move the fence to the rear and remove the cutterhead guard. WARNING: BE
EXTREMELY CAREFUL THAT YOUR HANDS DO NOT COME IN CONTACT WITH
THE KNIVES.
3. Using wrench (A) Fig. 57, slightly loosen the four locking screws (B) in each knife slot
by turning the screws (B) clockwise. This relieves stress in the cutterhead.
4. Loosen screws (B) Fig. 57, further and remove knife and knife locking bar.
5. Fig. 58, illustrates the knife (C) and knife locking bar (D) removed from the cutterhead.
Remove the remaining two knives and locking bars, in the same manner.
6. Using wrench (E) Fig. 58, lower the two knife adjustment blocks by turning screws (F)
counterclockwise in all three slots of the cutterhead.
7. Before replacing knives make certain the knife locking bars are thoroughly clean and
free of gum and pitch.
8. Replace the knife locking bars (D) Fig. 58, and knives (C) into each slot in the
cutterhead. WARNING: CAREMUST BE TAKEN WHEN INSERTING THE KNIVES,
AS THE CUTTING EDGES ARE VERY SHARP. Push the knife down as far as
possible and snug up the screws (B) Fig. 57, by turning each screw counterclockwise
just enough to hold the knife in position. Replace the remaining two knives in the same
manner. NOTE: KNIVES MUST BE INSTALLED CORRECTLY AS SHOWN IN FIG.
59.
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