Fig. 24; Spring - Makita HR2230 Technical Information

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -4. Armature
DISASSEMBLY
1) Remove Handle cover, and disconnect Carbon brush from Armature's commutator. (Figs. 22 and 23)
Fig.22
Tapping
screw
4x22: 3pcs.
Remove Handle cover, by unscrewing
three 4x22 Tapping screws.
2) Separate Gear housing complete from Motor housing. And disassemble Armature from Gear housing complete.
(Figs. 24 and 25)

Fig. 24

Gear housing complete
Tapping Screw 4x35: 4 pcs.
Fig. 25
Inner housing complete
Fig. 23
Handle cover
Inner housing complete
Wave washer 15
Armature
Spiral

spring

Note: Be careful not to deform Spiral spring
as illustrated right when shifting it
from Carbon brush.
Motor housing
Separate Gear housing complete from
Motor housing by removing four 4x35
Tapping screws.
Armature can be removed together with
Gear housing complete.
Remove Armature from Inner housing complete
by striking the Edge of Inner housing complete
with Plastic hammer,
Now Armature is removed.
Note: Be careful not to lose Wave washer 15
which is assembled in Motor housing,
Ball bearing
627DDW
P 9 / 20
Brush holder unit
Carbon brush
Disconnect Carbon Brush
in the following Order.
1. Turn Brush holder
unit to the appropriate
Position.
2. Shift the tail of Spiral
spring from Carbon
brush.
3. Pull out Carbon brush
from Commutator.