Epson C Series Maintenance Manual page 381

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Table of Contents

Installation: Joint #4 Timing belt

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

Head Cap Bolts.

1. Pass the Joint #4 timing belt around the Joint #4 pulley 2

2. Install the Joint #4 motor unit.

For details, refer to C8 Maintenance: 8.1 Joint #4 – Replacing the Motor, Installation steps (4) through

3. Pass the following parts from the Arm #3 to the Arm #4.

X052 and X062 cables

Air tube (blue)

How to pass the cables:

First pass the braid tube from the Arm #4 side to the Arm #3 side. Insert the connectors through the braid

tube, as shown in the photo, and fix the tube with the wire tie so that connectors are not to be pulled out.

Then, pull the braid tube from the Arm #4 side while pushing the cables from the Arm #3 side to pass the

cables through. (See the photo.)

Pulling the cables forcibly may cause falling off or breakage of the connectors and disconnection of the

If it is difficult to pass the cables, pass the cables one by one in the following order.

X052 and X062 cables LAN cable Ground wire Air tube (blue)

4. Wrap the cables inside the Arm #4 extension part with a cable

protection sheet and install the Arm #4 cable bracket.

Hexagon socket head cap bolts: 2-M3×6

Tightening torque: 2.0 ± 0.1 N·m

5. Wrap the cables inside the Arm #4 with a cable protection sheet and

install the Arm #4 cable bracket.

Install the Arm #4 cable bracket on the cable protection tube.

Hexagon socket head cap bolts: 2-M3×6

Tightening torque: 2.0 ± 0.1 N·m

C Series Maintenance Manual Rev.2

C8 Maintenance 8. Joint #4