At Aleph Objects, Inc. we respect your freedom to modify your LulzBot™ 3D printer. Any modifications or attempted repairs that cause damage are not covered under the Warranty.
Questions? Contact Technical Support by emailing Support@LulzBot.com, or by calling +1-970-377-1111.
Connect your Printer through Cura and home the Z axis.
You will want the tool head roughly in the center of the X axis travel range.
Using Scissors or Flush Cutters remove the two highlighted zip ties.
Be careful not to cut any wires
Install the pulley onto the replacement motor.
Be sure one set screw is on the flat of the motor shaft, and both are tight.
Verify everything is working properly:
Does your X axis move freely back and forth?
Do you feel any rubbing of the belt during movement?
Print your favorite test object to verify functionality.
Be sure to watch the bed probing sequence, to ensure everything is hooked up properly.