Epson C Series Maintenance Manual page 534

6-axis robots

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C12 Maintenance 5. Joint #1

Installation: Joint #1 Reduction gear unit (M/C Cable Backward)

When tightening hexagon socket head cap bolts, refer to the 2.4 Tightening Hexagon Socket

Head Cap Bolts.

1. Install the Joint #1 reduction gear unit.

Hexagon socket head cap bolts: 12-M6×50

Tightening torque: 18.0 ± 0.9 N·m

Installation face of the base reduction gear unit has clearance

Install the reduction gear unit to match the screws and the

clearance holes.

2. Install the Arm #1 to the base.

Hexagon socket head cap bolts: 15-M6×30 (with a plain

Tightening torque: 18.0 ± 0.9 N·m

■ There is a possibility of hands and fingers being caught and/or damage or

malfunction to the Manipulator. Be very careful when installing the arm. Have

at least two workers so that one can support the Manipulator while the other

worker is removing the bolts.

3. Connect the grease tube for the Arm #1 side to the fitting.

4. Pass the internal cables from the Arm #1 side to the base.

Protect the connectors with masking tapes.

- To protect the connector's clips

- To avoid adherence of cable grease

Disconnect the cables one by one in order from the largest

connector to the smallest one.

C Series Maintenance Manual Rev.2