Makita GA4041 Technical Information page 4

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -2. Armature, Spiral bevel gear [small one] (cont.)
DISASSEMBLING
(2) Disassemble the commutator end of Armature as drawn in Fig. 3.
Note: This step is required for the models with electronic control system of GA4041C, GA4043C, GA4541C,
GA4543C, GA5041C, GA5043C.
Fig. 3
1. Pick up three tabs of
Self lock 6 with tweezers
to remove it from Armature.
3. Remove Ball bearing 627DDW with 1R269.
1R269
Ball bearing 627DDW
ASSEMBLING
(1) Assemble the commutator end of Armature as drawn in Fig. 4.
Note: This step is required for the models with electronic control system of GA4041C, GA4043C, GA4541C,
GA4543C, GA5041C, GA5043C.
Fig. 4
1. Return tabs of Self lock 6 to their
normal shape before assembling.
Then, mount Wave washer 6 to
the commutator end of Armature.
Note: Be careful of their directions.
Refer to the drawings in Fig. 4.
Self lock 6
Magnet sleeve
Wave washer 6
2. Remove Magnet sleeve,
Tabs
Wave washer 6 and
Labyrinth rubber ring 22.
Self lock 6
Tweezers
4. Remove Flat washer 7 and
Insulation washer.
2. Press down Self lock 6 until
Wave washer 6 gets flat.
Magnet sleeve
Wave washer 6
Labyrinth rubber ring 22
Flat washer 7
Insulation washer
3. Magnet sleeve is stabilized
between Self lock 6 and
Wave washer 6 by the reaction
force of Wave washer 6.
P 4/ 14
Self lock 6
Magnet sleeve
Wave washer 6