Hydraulic pistons were used on the second Death Star to open and close the turbolift doors. IG-88A, acting as the second Death Star's brain, refused to open a turbolift door for Emperor Palpatine using the hydraulic pistons located within.
Hydraulic pistons were used on the second Death Star to open and close the turbolift doors. IG-88A, acting as the second Death Star's brain, refused to open a turbolift door for Emperor Palpatine using the hydraulic pistons located within.