[3] DISASSEMBLY/ASSEMBLY
[3]-7. Bearing Box (Gear Section)
DISASSEMBLING
ASSEMBLING
In case of repairing of Bearing box (Gear section) singly, no need to separate the machine from the Base.
(1) Remove Safety cover as per the
upper left
and
upper right
drawings in
Fig. 12
.
(2) Remove Bearing box (Gear section) from Blade case complete as per the
lower right
drawing in
Fig. 12
.
(3) Now the Bearing box can be disassembled as drawn in
Fig. 15.
Helical gear 39
Helical gear 24
Rubber ring 10
Bearing box
Spindle
Helical gear 17
Ball bearing
606ZZ
Flat washer 7
1. Disassemble Rubber ring 10, Ball bearing 606ZZ
Helical gear 17, Helical gear 39 and Flat washer 7.
Spindle, Ball bearing 6900DDW, Helical gear 24
are still in Bearing box, which are disassembled
in the next step.
2. Disassemble Retaining ring S-10 from Spindle.
And then, remove Spindle with Arbor press,
setting Bearing box on 1R031.
The Ball bearing 6900DDW has been broken in
this step.
Spindle
Retaining ring S-10
Spindle
3. Helical gear 24, Ring 10 are removed from Bearing box.
In this step, Ball bearing 6900DDW is still in Bearing box.
1R031
Bearing retainer 14-43
for securing Ball bearing
6900DDW
Helical
gear 24
Ring 10
Spindle
5. Inserting Spindle into Ball bearing 6900DDW
as illustrated below, push the Ball bearing with
the Spindle. So, Ball bearing 6900DDW is
removed from Bearing box.
Bearing
retainer 14-43
1R361
4. Set 1R361 by fitting its Claw to the Groove of
Bearing retainer 14-43.
And turn it counter clockwise. Now Bearing
retainer 14-43 is removed from Bearing box.
Spindle
Ball bearing
6900DDW
Ball bearing
6900DDW
Ball bearing 6900DDW
Take the reverse step of Disassembling. Refer to
Fig. 15
and
Fig. 12
.
Note in Assembling:
Assemble
fresh Ball bearing 6900DDW
instead of the removed one, because the Ball bearing has been broken when
removing Spindle from Bearing retainer 14-43.
Fig. 15
R
epair
P 1
1
/ 1
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