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How to Remove/Replace a Fuser Unit/Kit on a T650, T652, T654, or X65x Series Printer

Document ID:HO3466

Usergroup :External


Error: " Replace Fuser "


How to replace the fuser unit; How to remove the fuser; Fuser assembly replacement; T65x family; X65x MFP Family



This article provides instructions for removing a fuser unit assembly and installing a new or replacement fuser unit.


NOTE: If you have questions about any of the steps below or encounter problems performing the steps, please contact Lexmark Technical Support for assistance. See 'Contacting Lexmark Technical Support' at the end of the document for details.
  1Power off the printer. Disconnect the power cord from the printer or from the wall outlet.
Remove the fuser wiper cover assembly. To do this, press the button securing the fuser wiper cover in the machine and lift it out of the printer. Click here to view an image illustrating this step.
Remove the rear door/access cover. To do this:

  1. Open the rear door.

  2. Twist the door strap left or right until the strap is vertical.

  3. Carefully pull the strap out of the slot.

  4. Hold the door at a 45° angle. Click here to view an illustration.

  5. Carefully pull the door up and away from the printer.
Open the fuser access door.
  5Press in the two buttons located on the sides of the fuser unit assembly. While holding in these two buttons, carefully pull the fuser unit out of the machine. Click here to view an image illustrating this step.
  6Unpack the new/replacement fuser unit.
Align the replacement fuser unit with the tracks in the printer. Then slide the fuser unit in as far as it will go. You should hear or feel the buttons click the fuser into place when the fuser unit is correctly installed.

IMPORTANT!  When installing the fuser unit, ensure that the two buttons and the electrical connection on the fuser (shown in the image below) are properly secured.
Close the fuser access door.
Reinstall the rear door/access cover. To do this:

  1. Hold the door at a 45° angle and align it with the slots in the printer frame.

  2. Carefully slide the door into place.

  3. Reconnect the door strap into the slot. Make sure the strap is secure.

  4. Open and close the rear door a few times. Confirm that the door opens and closes completely and easily.

  5. Close the rear door.
Reinstall the fuser wiper cover assembly.
Reconnect the power cord and power the printer back on. Confirm that the printer powers up correctly to the 'ready' state.

NOTE: If a Replace Fuser message is appearing on the printer screen, you will need to reset the fuser page count. Refer to the instruction sheet that shipped with the new fuser unit or contact Lexmark Technical Support for directions.
Print a few pages. Confirm that the printer is working correctly. If not, please contact Lexmark Technical Support.

Contacting Lexmark Technical Support

If you have questions about the above procedure or encounter problems performing the steps, please contact Lexmark Technical Support for assistance. For detailed contact information, click here.
When calling Lexmark Technical Support, be prepared to describe the problem you are experiencing. You will also need the model type and serial number (SN) of the printer. This information can be found on one of two labels. One label is located on the front of the printer, under the top front cover. The other label is located on the back of the printerClick here for further details.

Please call from near the printer in case the technician on the phone asks you to perform a troubleshooting task on the printer. 

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