Makita Maktec MT912 Technical Information page 3

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Barrel Section
DISASSEMBLING
(1) Remove Insulation cover from Barrel if the cover is used.
(2) Disassemble Coupling and Bearing retainer from Barrel as drawn in Fig. 2.
Fig. 2
1. Unscrew four 4x25 Tapping screws,
then separate Barrel section from
Motor housing.
Barrel
Note: Flat washer 22 between
Gear housing cover and
Barrel may be removed
at this time. Do not lose it.
4. Remove Spacer from Coupling. And then
remove Flat washer 22 from Barrel if the
washer is still in Barrel.
Flat washer 22
6. Fix Barrel in Vise. Then remove Bearing
retainer with Adjustable wrench by
turning it counterclockwise
Bearing
retainer
2. While holding Spindle with Wrench
13, remove Collet nut 6 with another
Wrench 13 by turning it counter-
clockwise.
Gear housing
cover
Spindle
Wrench 13
Spacer
Coupling
Barrel
Adjustable
wrench
Vise
Collet nut 6
5. While holding Spindle with Wrench 13, remove Coupling
from Barrel with Impact driver and 784416-4 by turning it
counterclockwise.
Wrench 13
7. Remove Felt ring 17 and Flat washer 18 from Barrel.
Felt ring 17
Flat washer 18
Barrel
Note: Felt ring 17 may be removed
3. Remove Collet cone 6.0
from Spindle.
Collet cone
Barrel
Coupling
784416-4
with Bearing retainer in the
previous step.
P / 1