P
3
/ 1
0
Fig. 2A
Drill chuck is factory assembled to Spindle to which Spiral bevel gear 31 is mounted. Consequently, it is impossible
to replace Drill chuck singly without removing Spiral bevel gear 31 from the Spindle portion of Drill chuck.
Disassemble Drill chuck section as drawn in
Fig. 2A
.
Cloth or something soft
1R398
Note in Disassemble
:
When removing Bearing retainer 36-43,
turn 1R398 with a screwdriver or something like
with pressing 1R398 firmly.
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.
2. Disassemble Drill chuck section
by tapping the edge of Gear housing
with a plastic hammer.
3. Remove Ball bearing 608ZZ with 1R269, and remove
Retaining ring S-12 with 1R291.
Then, Spiral bevel gear 31 is removed from Drill chuck.
Note
: Be careful not to lose Key 4.
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1A. Drill Chuck and Spiral bevel gear 31 for DA330D
Bearing retainer 36-43
Ball bearing
608ZZ
Retaining
ring S-12
Ball bearing
6806DDW
Pins
3A. If it is difficult to remove Spiral bevel gear 31
by hand, remove the gear with 1R045.
It is possible to remove the gear together with
Spiral bevel gear 31 using with 1R045.
In this case,
make sure that three Jaws are
exactly closed before setting 1R045
.
4. Spiral bevel gear 31 and Ball bearing 6806DDW
are removed from Drill chuck S-10.
Note
: Be careful not to lose Key 4.
Key 4
Spiral bevel
gear 31
Spiral bevel gear 31
three Jaws
Note in Disassemble
:
In case three jaws of the drill chuck is not closed
completely, Pins interfere with Ball bearing
6806DDW.
Ball bearing
6806DDW
Drill chuck S-10
DISASSEMBLING
Key 4
Spiral bevel gear 31
