Watch this series of videos on rebuild your Carter AFB carburetor. Many tips through out.

https://youtu.be/j-_AkOkbSiw

https://youtu.be/fosp6HdxfG0

https://youtu.be/EXTA8AYoFks

https://youtu.be/_hrbSYn7WzU

https://youtu.be/8qGradM2UKs

https://youtu.be/iwiDHdfQVCk