Epson G20 Series User Manual

Maintenance 6. Arm #2
G10 / G20 Rev.20 151
6.2 Replacing Joint #2 Reduction Gear Unit
A reduction gear unit consists of the following three parts and one attached parts. At
replacing the reduction gear unit, be sure to always replace them all together as one set.
Reduction gear unit : Waveform generator, Flexspline, Circular spline
Attachment : Spacer
For details of the reduction gear unit, refer to Maintenance: 15. Maintenance parts list.
Name
Qty.
Note
Maintenance
parts
Reduction Gear Unit 1
R13B010014
R13B010028
(For G10-65***/G10-85***:
S/N: 1**** or later)
Hexagonal wrench
width across flats: 2.5 mm
1
For M5 set screw
width across flats: 4 mm
1
For M5 screw
width across flats: 6 mm
1
For M8 screw
Torque wrench
M5 1
Tightening torque
10.0 N
⋅
m (102 kgf
⋅
cm)
M8 1
Tightening torque
30.0 N⋅m (306 kgf⋅cm)
Nippers
1
Spatula
1
For apply grease
Wiping cloth
1
For wiping grease (Flange)
1
For wiping grease (Bolt)
Screw (M5) 2
Length about 20 mm
For flexspline removal
Material
Wire tie
3
Grease
Grease (SK-1A)
71 g

Epson G20 Series Specifications

General

Brand	Epson
Model	G20 Series
Category	Robotics
Language	English