Epson G20 Series User Manual

Maintenance 5. Arm #1
142 G10 / G20 Rev.20
5.2 Replacing Joint #1 Reduction Gear Unit
A reduction gear unit consists of the following three parts and two 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, Grip ring
For details of the reduction gear unit, refer to Maintenance: 15. Maintenance parts list.
Name
Quantity
Note
Maintenance
Parts
Reduction Gear Unit 1 R13B010013
Tools
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 (101.9 kgf⋅cm)
M8 1
Tightening torque
30.0 N⋅cm (305.9 kgf⋅cm)
Nippers
1
Spatula
1
For applying grease
Wiping cloth
1
For wiping grease (Flange)
1
For wiping grease (Bolt)
Screw (M5) 2
About 20mm in length
For removing flexspline
Materials
ROCTITE 241
Proper
quantity
For locking screw
Grease
Grease (SK-1A)
71 g

Epson G20 Series Specifications

General

Brand	Epson
Model	G20 Series
Category	Robotics
Language	English