Makita BO5020 Technical Information page 3

R
epair
1) Replacing Carbon brush and Armature etc.
Disassemble in the sequence shown below.
Pad => Skirt => Fan => Housing
<Note> Do not remove Countre Weight from
Armature, otherwise Armature becomes
off balance.
2) Fastening of Pan head screw M4x12.
Fasten Pan head screw M4x12 while holding Fan 88.
3) Assembling of Brake ring
Assemble the brake ring in a direction toward the skirt as shown on the figure matching
the protrusions(4 points) and grooves of Skirt.
Protrusions(4 points)
Brake ring
Armature Armature
Housing
Fan 88
Pan head screw M4X12(washer mounted)
Skirt Brake ring
Groove(4 points)
Counter weight Counter weight
Skirt