This article will show you how to replace a printhead drive unit stepper motor

Step 1

- Disconnect the wire harness of the stepper motor marked in green

- Disconnect the filament pressure thumbscrew marked in yellow

Step 2

- Remove the 4 screws holding the stepper motor in place 

Step 3

- Slide the stepper motor out. 

If you are keen on assembling a motor back on your printhead. Please follow the same steps in reversed