- Remove the front edge cover (
x1). (Front Edge Cover)
 - The PCDU is on the upper right.
 Lower the ITB knob.
- Now you must remove the charge corona unit.
 - Never attempt to pull out the PCDU with the charge corona unit in the machine.
 - Pulling out the PCDU without removing the charge corona unit will damage the cleaning pad HP sensor and its harness.
 
- Press the tab [A] to release the charge corona unit.
 - Pull the charge corona unit [B] out of the machine.
 Lay the charge corona unit on a flat clean surface.
- Always lay the charge corona unit down with the grid facing up. This prevents damage to the grid wires.
 
Remove the PCDU cover (
x3).
- You can remove the screws in any order, but you should re-attach them in the order 
.
 
- You can remove the screws in any order, but you should re-attach them in the order 
 - Turn the spoke cap counter-clockwise and then remove it.
 - Grip the PCDU by its handle, and then pull it out of the machine until it stops.