Kyocera TASKalfa 4551ci
Troubleshooting. Electric problems 5
17. Eject rear fan motor does not operate.
| Causes | Check procedures/corrective measures |
|---|---|
| 1. Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Eject rear fan motor and feed PWB 1 (YC19) Feed PWB 1 (YC1) and engine PWB (YC6) |
| 2. Defective motor. | Replace the eject rear fan motor. |
| 3. Defective PWB. | Replace the feed PWB 1 or engine PWB and check for correct operation |
18. Power source fan motor does not operate.
| Causes | Check procedures/corrective measures |
|---|---|
| 1. Defective connector cable or poor contact in the connector | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Power source fan motor and engine PWB (YC22) |
| 2. Defective motor. | Replace the power source fan motor. |
| 3. Defective PWB. | Replace the engine PWB and check for correct operation |
19. Controller fan motor does not operate.
| Causes | Check procedures/corrective measures |
|---|---|
| 1. Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Controller fan motor and main PWB (YC23) |
| 2. Defective motor. | Replace the controller fan motor. |
| 3. Defective PWB. | Replace the main PWB and check for correct operation |
20. Paper feed clutch 1, 2 does not operate.
| Causes | Check procedures/corrective measures |
|---|---|
| 1. Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Paper feed clutch 1, 2 and feed PWB 2 (YC4) Feed PWB 2 (YC1) and engine PWB (YC4) |
| 2. Defective clutch. | Replace the paper feed clutch 1 or 2. |
| 3. Defective PWB. | Replace the feed PWB 2 or engine PWB and check for correct operation |