New Power and Control Lightsaber Scrap, Savi's Workshop, Batuu East, Hollywood Studios Disney World 

They will form a line outside where you checked in and swap the emitters for you. Everyone wanted to swap lol.

@@DarthVideous ok good to know cuz ill be there in a few days lol

@@TheMiniVader Nice! Have a great time and good luck on the build!

@@DarthVideous thank you! and may the force be with you!

Wait it doesn't fit?

That sucks! I recommend reaching out to them and seeing if they will send you another chassis, if it isn't the batteries. My daughter's stopped working, but the cheap batteries in them died pretty quickly.

I found this on the Plan Disney site, hope it helps! "Email the Merchandise Services Team: this highly specialized team is here to help you with troubleshooting any issues with your lightsaber. Simply email them at merchandise.guest.services@disneyparks.com and be sure to include your name, address, and phone number along with a description of the issue, a photo of your lightsaber, and a picture of your receipt if you have it. I would try to be as detailed as possible with any issues you are having so they can contact the right galactic technician to help you." "Call the Merchandise Services Team: if you have specific questions ahead of sending your email or while you're waiting for a response, feel free to give this team a call directly at (877) 560-6477. You can also reach out to the Star Wars: Galaxy's Edge Experiences Guest Services team at (714) 300-7805."