Makita GA7060 Technical Information page 6

5 REPAIR
5-1 Armature, Ball bearing 6301DDW/ 6200DDW, Small spiral bevel gear
5-1-1 Disassembling
Fig. 5-1-1-1
[1] Remove two 4x14 Tapping screws from both sides of machine.
4x14 Tapping screw
Fig. 5-1-1-3
[3] Shift Sprial springs from Carbon brushes
to the edges of Brush holders.
Edge of
Brush holder
Spiral spring (The component of Brush holder
Fig. 5-1-1-5
[5] Remove four M6x22 Hex socket
head bolt from Bearing box.
Bearing box
Carbon brush
6 / 25
Fig. 5-1-1-2
[2] Open Brush holder cover L/R of Motor housing.
Fig. 5-1-1-4
[4] Disconnect Carbon brushes from Commutator
by pulling them upward.
Note: It is not necessarily to remove them from
Brush holders.
Commutator
Fig. 5-1-1-6
[6] Remove Bearing box section by tapping
Gear housing complete with a plastic hammer.
Plastic hammer
Brush holder cover R
Motor housing
Carbon brush
Brush holder
Bearing box