[Dmitry at Pelican Parts]

Hello and welcome to the forum! I'm attaching 2 links both on the convertible top repair and troubleshooting points. Hope this helps you a bit. If you have any additional questions, please feel free to post a Comment just below one of the articles and one of our techs will get back to you with more details.

https://www.pelicanparts.com/techarticles/Porsche-996-997-Carrera/70-BODY-Repairing_Common_Problem_on_a_Convertible_Top/70-BODY-Repairing_Common_Problem_on_a_Convertible_Top.htm

https://www.pelicanparts.com/techarticles/Porsche-996-997-Carrera/71-BODY-Convertible_Top_Mechanism/71-BODY-Convertible_Top_Mechanism.htm