Makita BTD141 Series Technical Information page 3

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Disassembling/Assembling Hammer Section
DISASSEMBLING
1) Remove Belt clip by unscrewing Screw M4x12.
After removing Bumper and Hammer case cover
by hand, then remove Rear cover by unscrewing
two PT3x16 Tapping screws. (Fig. 2)
Note:
See Fig. 3 for removal of Hammer case cover
from Hammer case complete.
Fig. 3
1. Remove Bumper, then remove the locking claws of
Hammer case cover from the groove of Hammer case
complete.
Bumper
locking claw
Hammer case cover
2) Shift the tail of torsion spring from Carbon brush onto the notch in Brush holder.
Then pull off Receptacle from Brush holder. Carbon brush can now be removed from Brush holder. (Fig. 4)
3) Separate Housing (R) from Housing (L) by removing eight PT3x16 Tapping screws.
4) Remove the assembly of Hammer section and Motor section from Housing (L), then separate Hammer section from
Motor section.
Fig. 4
A
Fig. 2
Bumper
Hammer case cover
locking claw
Hammer case complete
[Brush holder section (Viewed from A)]
Carbon
brush
Torsion
spring
Carbon
brush
Hammer case complete
2. Hammer case cover can separated from
Hammer case complete.
Hammer case cover
Hammer case complete
1. Shift the tail of Torsion spring
onto the notch of Brush holder.
2. Then pull off Receptacle from
Brush holder.
1 2
P 3/9
Rear cover
Tapping screw
PT3x16 (2 pcs)
Screw M4x12
Belt clip