Makita BDA340RF Informasi Teknis - Halaman 5

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Makita BDA340RF Informasi Teknis
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[3] DISASSEMBLY/ASSEMBLY

[3]-4. Motor Section

DISASSEMBLING
(1) Disassemble Gear housing and Gear housing cover from Motor housing by unscrewing 4x45 Tapping screws. (Fig. 8)
(2) Remove Motor section from Housing set (L) in the order of Figs.12, 13.
(3) When removing Armature from Brush holder, take the steps illustrated in Figs. 14, 15 and 16.
Fig. 12
3x16 Tapping screw (5pcs.)
Remove York unit, Brush holder complete
and Armature in a set when removing
Motor section.
Remove Switch lever and Link.
Fig. 14
Shift the tail of Torsion spring from top of Carbon brush
to the notch of Brush holder. Now Carbon brush is free
from the pressure of Torsion spring.
tail of Torsion spring
Carbon brush
Fig. 15
Disconnect Carbon brush from
the commutator of Armature by
pulling up.
Then disssemble Armature and
Yoke unit from Brush holder.
Carbon brush
Housing set (R)
Separate Housing set (R)
from Housing set (L) by
unscrewing 3x16 Tapping
screws.
Torsion spring
notch
Armature
Yoke unit
Fig. 13
Yoke
unit
Link
Switch lever
Tail of Torsion spring
Fig. 16
Carbon brush
Brush holder
P 5/ 7
Motor Section
Brush holder complete
Armature
Carbon brush
notch
Pull off Armature from
Yoke unit.
Armature
Yoke unit