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Maintenance 5. Joint #1
5.2 Replacing Joint #1 Reduction Gear Unit
A reduction gear unit consists of the following three parts. When replacing the reduction
gear unit, be sure to always replace the waveform generator, flexspline, and circular spline
all together as one set.
Waveform generator, Flexspline, Circular spline
For details of the reduction gear unit, refer to Maintenance: 14. Maintenance Parts List.
Maintenanc
e
Reduction Gear Unit
Parts
Hexagonal
wrench
Torque wrench
Nippers
Tools
Spatula
Wiping cloth
Screw (M4)
Grease
Grease (SK-1A)
Joint #1
(1) Remove the Joint #1 motor unit.
Reduction
Gear Unit
Removal
(2) Remove the reduction gear unit from the
90
Name
width across flats: 2 mm
width across flats: 2.5 mm
width across flats: 3 mm
Follow the removal steps in Maintenance: 5.1 Replacing Joint #1 Motor.
Joint #1 flange.
Qty.
Note
1
1765530
1
For M4 set screw
1
For M3 screw
1
For M4 screw
1
1
1
For apply grease
1
For wiping grease (Flange)
1
For wiping grease (Bolt)
About 20 mm in length
2
For flexspline removal
-
-
16-M4×25
Reduction
Gear Unit
Flange
LS10-B Rev.6
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