4-164 Service Manual
7510
ADF transport roll assembly removal
1. Open the ADF left cover assembly.
2. Remove the ADF front cover assembly. See “ADF front cover assembly removal” on page 4-138.
3. Remove the ADF rear cover. See “ADF rear cover removal” on page 4-138.
4. Remove the ADF registration motor. See “ADF registration motor removal” on page 4-166.
5. Remove the ADF feed drive motor assembly. See “ADF feed drive motor assembly removal” on
page 4-141.
6. Remove the actuator/media guide assembly. See “Actuator/media guide assembly removal” on
page 4-159.
7. Remove the E-clip securing the manual feed drive wheel (A).
8. Remove the manual feed drive wheel (A).
9. Remove the manual feed drive belt (B).
10. Remove the E-clip securing the bushing 8 mm (C).
11. Remove the bushing 8 mm (C).
12. Remove the E-clip securing the transport roll drive gear 20T (D).
13. Remove the transport roll drive gear 20T (D).
14. Remove the bushing 8 mm (E).
15. Move the ADF transport roll assembly (F) rearward and upward.
16. Remove the ADF transport roll assembly (F).
Warning: Do not touch the rubber surface of the ADF transport roll assembly (F).
Sensor (document set) removal
1. Open the ADF left cover assembly.
2. Lift the document tray assembly.
3. Remove the ADF rear cover. See “ADF rear cover removal” on page 4-138.
4. Disconnect the connector from the sensor (document set) (A).
5. Release the hooks securing the sensor (document set) (A).
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