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MX-4101N  TRANSFER SECTION  L – 5

5)

Hold the specified position, and remove the primary transfer
unit.

(NOTE)
When the transfer belt tension of the primary transfer unit is
released manually, turn on the power again after completion of
the work. (Power OFF-ON) 
This procedure initializes the transfer roller to return it to the
home position.

1)

Open the right door.

2)

Release the pawl, and remove the secondary transfer unit.

1)

Remove the developing unit (K).

2)

Remove the drum unit (K).

3)

Remove the resist roller unit.

4)

Disconnect the connector. Remove the screw, and remove the
pro-reg sensor unit. 

1)

Remove the pro-reg sensor unit.

2)

Remove the screw. Disconnect the connector, and remove the
process control shutter solenoid.
* When installing, engage the process control shutter solenoid

with the groove section of the shutter mounting plate (A). 

a

Process control shutter solenoid

a

MX-4101N  TRANSFER SECTION  L – 5

5)

Hold the specified position, and remove the primary transfer
unit.

(NOTE)
When the transfer belt tension of the primary transfer unit is
released manually, turn on the power again after completion of
the work. (Power OFF-ON) 
This procedure initializes the transfer roller to return it to the
home position.

1)

Open the right door.

2)

Release the pawl, and remove the secondary transfer unit.

1)

Remove the developing unit (K).

2)

Remove the drum unit (K).

3)

Remove the resist roller unit.

4)

Disconnect the connector. Remove the screw, and remove the
pro-reg sensor unit. 

1)

Remove the pro-reg sensor unit.

2)

Remove the screw. Disconnect the connector, and remove the
process control shutter solenoid.
* When installing, engage the process control shutter solenoid

with the groove section of the shutter mounting plate (A). 

a

Process control shutter solenoid

a

MX-4101N  TRANSFER SECTION  L – 5

5)

Hold the specified position, and remove the primary transfer
unit.

(NOTE)
When the transfer belt tension of the primary transfer unit is
released manually, turn on the power again after completion of
the work. (Power OFF-ON) 
This procedure initializes the transfer roller to return it to the
home position.

1)

Open the right door.

2)

Release the pawl, and remove the secondary transfer unit.

1)

Remove the developing unit (K).

2)

Remove the drum unit (K).

3)

Remove the resist roller unit.

4)

Disconnect the connector. Remove the screw, and remove the
pro-reg sensor unit. 

1)

Remove the pro-reg sensor unit.

2)

Remove the screw. Disconnect the connector, and remove the
process control shutter solenoid.
* When installing, engage the process control shutter solenoid

with the groove section of the shutter mounting plate (A). 

a

Process control shutter solenoid

a

MX-4101N  TRANSFER SECTION  L – 5

5)

Hold the specified position, and remove the primary transfer
unit.

(NOTE)
When the transfer belt tension of the primary transfer unit is
released manually, turn on the power again after completion of
the work. (Power OFF-ON) 
This procedure initializes the transfer roller to return it to the
home position.

1)

Open the right door.

2)

Release the pawl, and remove the secondary transfer unit.

1)

Remove the developing unit (K).

2)

Remove the drum unit (K).

3)

Remove the resist roller unit.

4)

Disconnect the connector. Remove the screw, and remove the
pro-reg sensor unit. 

1)

Remove the pro-reg sensor unit.

2)

Remove the screw. Disconnect the connector, and remove the
process control shutter solenoid.
* When installing, engage the process control shutter solenoid

with the groove section of the shutter mounting plate (A). 

a

Process control shutter solenoid

a