Delta 14-651 Instruction Manual page 9

2. Loosen screw (D) Fig. 11, and push chisel (B) up
through hole in head as far as possible. Then lower chisel
(B) 1/16" to 3/16" and tighten set screw (D). IMPORTANT:
When inserting chisel (B) Fig. 12 into head, there must
be a space of 1/16" to 3/16" clearance (F) between the
bushing (E) and shoulder of chisel (B) as shown. This
assures having proper clearance between the cutting
lips of the bit and points of the chisel after the bit is
inserted into the chuck.
3. Push bit (A) Fig. 13, up through chisel and into
chuck (G) as far as it will go, and lock bit in chuck using
chuck key supplied.
4. Loosen set screw (D) Fig. 14, and push chisel (B) up
against bottom of bushing (E), as shown, and tighten set
screw (D). This should provide the proper distance be-
tween the cutting lips of the bit and the points of the
chisel.
G
A
9
D
B
Fig. 11
D
E
F
B
Fig. 12
Fig. 13
D
E
B
Fig. 14