Makita BHS630 Informacje techniczne - Strona 11
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epair
[3] DISASSEMBLY/ASSEMBLY
[3]-7. Bearing Box (Gear Section)
DISASSEMBLING
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.
Fig. 15
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.
Helical gear 17
Ball bearing
606ZZ
Spindle
3. Helical gear 24, Ring 10 are removed from Bearing box.
In this step, Ball bearing 6900DDW is still in Bearing box.
Helical
gear 24
Ring 10
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.
Ball bearing
6900DDW
Spindle
ASSEMBLING
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.
Flat washer 7
Helical gear 39
Rubber ring 10
Bearing box
Bearing retainer 14-43
for securing Ball bearing
6900DDW
Spindle
Ball bearing
6900DDW
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.
Retaining ring S-10
Spindle
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.
1R361
Bearing
retainer 14-43
P 11/ 16
Spindle
Helical gear 24
1R031
Ball bearing 6900DDW