Makita BTW151 Technical Information page 7

R
epair
< 4 > Removing ball bearing 6901LLB
Ball bearing 6901LLB is firmly assembled by pressing into internal gear case, and it is difficult to disassemble it
without any tool. For disassembling it, the following repairing tools are required.
* Bearing pullers No. 1R130 - 133
* Bearing Extractor No.1R089
Bearing Extractor No.1R089
Insert Bearing Puller (1)
into the inner wheel of Bearing (2).
Turn Shaft (3), it will go in,
then the Slit is opened,
and the Bearing Puller (1) catches Bearing (2).
Grip
Hit Grip strongly with Hammer,
the Bearing is pulled out by the shock.
C
ircuit diagram
FET
Color index of lead wires
Black
Red
Yellow
Orange
Blue
White
(1) Bearing Puller
1R130~1R133
(3)
Hammer
Grip
Hammer
Bearing Puller
G
D
S
Switch
Controller
Terminal
Initially, Slit is closed.
(2)
(3)
Internal gear case
Ball Bearing 6901LLB
M1
M2
P 7 / 8
M
Lead wires of
end bell complete
Vinyl tube binding
5 yellow lead wires and
1 blue wire