To replace the fuser

Maintenance
   

To replace the fuser


  1. Turn the printer off.

    HP 3550 3700 instl printer onoff To replace the fuser
  2. Open the lower rear door (rear output bin).

    HP 3550 3700 t1 open output To replace the fuser
    WARNING!

    The fuser will be hot. Wait 10 minutes before proceeding.

  3. Slide out the lower rear door (rear output bin) tray extender.

    HP 3550 3700 t1 slide tray extender To replace the fuser
  4. Lift and pull the lower rear door (rear output bin) while using your finger to press the tab with ridges on the left side of the door. Remove the lower rear door (rear output bin).

    HP 3550 3700 replace lower rear door left To replace the fuser
  5. Place your thumbs on the blue ridges (near the warning label) and, using fingers, pull up on the blue latches.

    HP 3550 3700 release latches To replace the fuser
  6. Pull the fuser out of the printer.

    NOTE

    For information on how to properly dispose of the used fuser, go to http://www.hp.com/recycle.

    HP 3550 3700 pull fuser out To replace the fuser
  7. Remove the new fuser from the bag.

    HP 3550 3700 instl fuser bag To replace the fuser
  8. Hold the fuser with your thumbs on the blue ridges and fingers on the blue latches. Push both sides of the fuser into the printer.

    HP 3550 3700 replace fuser To replace the fuser
  9. Press the black ridges on the front of the fuser until the fuser clicks into place.

    HP 3550 3700 fuser black ridges To replace the fuser
  10. Rotate the green levers to the up position.

    HP 3550 3700 fuser green levers To replace the fuser
  11. To reattach the lower rear door (rear output bin), hold the door at a 45ยบ angle, and fit the peg into the round hole on the right side.

    HP 3550 3700 replace lower rear door right To replace the fuser
  12. Press the ridges on the tab on the left side of the door, and fit the peg into the round hole.

    HP 3550 3700 replace lower rear door left To replace the fuser
  13. Close the lower rear door (rear output bin).

    HP 3550 3700 instl fuser close To replace the fuser
NOTE

After replacing the fuser, you must also replace the pickup roller. See To replace the pickup roller for instructions.

HP 3550 3700 To replace the fuser