Chrysler 2006 PT Cruiser Convertible Owner's Manual page 358

358 WHAT TO DO IN EMERGENCIES
Engaging Convertible Top
6. Raise the handle into the stowed position.
7. Close the convertible top motor bypass screw by
turning the screw clockwise until it stops. Tighten the
screw securely.
NOTE: Failure to tighten the bypass screw securely can
cause convertible top operating concerns.