BLM HP detection error

Error code
  • 034217 BLM HP detection error
Occurrence condition
  • The home position for belt maintenance cannot be detected during the initialization, belt cleaning, or belt aging operations.
Assumed cause
  • Failure of the Belt Maintenance Drive Motor
  • Failure of the Belt Maintenance HP Sensor
  • Failure of the belt maintenance mechanism
Related parts
  • Belt Maintenance Drive Motor
  • Belt Maintenance HP Sensor
  • Belt Drawer Unit
Troubleshooting

Step

Confirmation and action

YES

NO

1

Check harness connection

Are the connectors of the harnesses connecting to the components for belt maintenance properly connected?

Go to step 2 Connect the connector properly

2

Replace the Belt Maintenance Drive Motor and the Belt Maintenance HP Sensor

Does the error go away?

End Go to step 3

3

Replace the Belt Drawer Unit (replace the gear trains of the belt maintenance mechanism)

Does the error go away?

End Contact EPSON Local Service Representatives