Scanner Motor Unit Driven Pulley

□ Part/Unit that should be removed before removing Scanner Motor Unit/ Driven Holder

Document Cover / ASF Cover / Support Arm / Scanner Unit / Upper Scanner Housing

□ Removal procedure

1. Move the CIS Carrier Assy. to the center of the scanner.

2. Remove the polyslider washer from the Driven Pulley.

3. Push the Driven Pulley in the direction of the arrow to release the Timing Belt, and remove the Driven Pulley.

4. Remove the Scanner Timing Belt from the Pulley.

Pulley

Pulley

Figure 4-101. Removing Driven Pulley

5. Release the Scanner Motor cable from the tabs (x6) of the Lower Scanner Housing.

6. Remove the screws (x3) that secure the Scanner Motor Unit, and remove the Scanner Motor Unit.

Scanner Motor Connector Cable

Figure 4-102. Removing Scanner Motor Unit

Scanner Motor Connector Cable

Figure 4-102. Removing Scanner Motor Unit

Route the Scanner Motor Connector Cable as shown in the figure. (refer to Figure 4-102)

Insert the Driven Pulley Spring into the rib of the Driven Pulley. (refer to Figure 4-101)

When installing the Scanner Timing Belt, make sure to face its jagged side inward.

When the Scanner Motor Unit/Driven Pulley is reassembled, perform the required lubrication. (Refer to Chapter 6 " MAINTENANCE (p108)")

Figure 4-101. Removing Driven Pulley

ADJUSTMENT

CHAPTER

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