Circuit Diagram - Makita 6991D Technical Information

R
epair
< 3 > Removing ball bearing 6901LLB
Give a shock by knocking internal gear case
on the working table.
< 4 > Fastening torque for tapping screws
Tapping screws
4 x 18
4 x 25
*Hammer case
3 x 8
< Note > Hammer case has to be fastened diagonally as illustrated in Fig. 4, when assembling.
C
ircuit diagram
Brush holder
Internal gear case
Fastened position Fastening torque: N.m (Kgf.cm)
1.27 - 1.76 (13 - 18)
Housing set (R & L)
1.76 - 2.16 (18 - 22)
FET Spacer
1.1 - 1.5
Hammer case
Fig. 4
Black
Ball bearing 6901LLB can be removed
from internal gear case by the shock.
Fig. 3
(11 - 15)
FET
(Field Effect Transistor)
Red
M2 M1
Switch
P 4 / 5
Ball bearing 6901LLB