P
4
/ 1
0
Fig. 2B
Disassemble Drill chuck section as drawn in
Fig. 2B
.
(1) Preset the fastening torque of 1R223 to
40 - 45 N·m
.
(2) Assemble Drill chuck by reversing the disassembly procedure. (Refer to the illustrations in
Fig. 2B
)
(1) Disassemble Keyless drill chuck as drawn in
Fig. 2B
.
(2) Disassemble Bearing retainer 36-43 as drawn in
Fig. 3
.
1. Assemble the repairing tool by attaching
1R231, 1R224 and Bit adapter to 1R223.
2. Grip 1R231 with Drill chuck, then remove Drill chuck
by turning the repairing tool counterclockwise.
R
epair
[3] -1B. Drill Chuck for DA331D (equipped with Keyless Drill Chuck)
[3] -2. Spiral bevel gear 31 for DA331D
1R223
1R224
1R231
Bit adapter
DISASSEMBLING
DISASSEMBLING
ASSEMBLING
Fig. 3
1R398
Cloth or something soft
Bearing retainer 36-43
Assemble Drill chuck section by reversing the disassembly procedure. (Refer to the illustrations in
Fig. 2A
)
Note in Assembling 1
:
Close the three Jaws for easy assembling Ball bearing 6806DDW.
Note in Assembling 2
:
Do not forget to mount Key 4 to the groove on Spindle of Drill chuck, and mount Spiral bevel gear 31 to Spindle
while aligning the notch of Spiral bevel gear 31 to Key 4.
ASSEMBLING
[3] DISASSEMBLY/ASSEMBLY
[3] -1A. Drill Chuck and Spiral bevel gear 31 for DA330D (cont.)
1. Set the machine to vise with a cloth or something soft
to protect the machine, then remove Bearing retainer
36-43 by turning it clockwise with 1R398.
Note in Disassemble
:
When removing Bearing retainer 36-43,
turn 1R398 with a screwdriver or something like
with pressing 1R398 firmly.
