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P 4/ 14
Repair
DISASSEMBLING
ASSEMBLING
(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.
2. Remove Magnet sleeve,
Wave washer 6 and
Labyrinth rubber ring 22.
3. Remove Ball bearing 627DDW with 1R269. 4. Remove Flat washer 7 and
Insulation washer.
Self lock 6
Tabs
Tweezers
Wave washer 6
Magnet sleeve
Labyrinth rubber ring 22
Ball bearing 627DDW
1R269
Flat washer 7
Insulation washer
(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
2. Press down Self lock 6 until
Wave washer 6 gets flat.
3. Magnet sleeve is stabilized
between Self lock 6 and
Wave washer 6 by the reaction
force of Wave washer 6.
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.
Wave washer 6
Magnet sleeve
Self lock 6
Wave washer 6
Magnet sleeve
Self lock 6
[3] DISASSEMBLY/ASSEMBLY
[3] -2. Armature, Spiral bevel gear [small one] (cont.)