Makita BDA341 Technical Information page 4

R
epair
[3]-2 Spiral Bevel Gear 26
DISASSEMBLING
(1) Remove Keyless drill chuck as illustrated in Figs. 2 and 3 / Figs. 2A and 3A. And disassemble Bearing retainer as
illustrated in Figs. 4 and 5.
(2) Disassemble Spiral bevel gear 26 in the order of Figs. 6to 10.
Fig. 4
To fit 1R292 to the notch of Bearing
retainer, enlarge this width from 30mm
to 36mm by grinding 1R292.
1R292
Bearing retainer
Fig. 6
Remove Gear section by striking
the edge of Gear housing.
Spiral bevel gear 26
Fig. 9
1R291
Key 4
ASSEMBLING
Do the reverse of the disassembling steps.
Note: Do not forget to assemble Key 4 to Spindle. Refer to Fig. 10.
notch for fitting
1R292
Fig. 7
Remove Bearing box from
Spindle.
Bearing box can be removed
by hand.
Bearing box
Spindle
Ball bearing
6001DDW
Bearing box
Ball bearing
608ZZ
Retaining ring S-12
Remove Retaining ring S-12
with 1R291.
Fig. 5
Remove Bearing retainer 36-43 with 1R292
by turning it clockwise.
1R292
Bearing retainer 36-43
Fig. 8
Remove Ball bearing 608ZZ
with 1R269.
Spindle
Retaining
Spiral bevel
ring S-12
gear 26
Fig. 10
Key 4
Spiral bevel
gear 26
P 4/ 8
Clamp the machine
with vise.
1R269
Ball bearing 608ZZ
Spiral bevel gear 26 can
be removed by hand.
Then remove Key 4.