Artoo removed the rust from all the accessible surfaces and oiled the axles as far as his he had oil to do so. As soon as he gets it refilled he continues with that. With his other arms he busies himself checking every wheel if it would move already to be able to reach the surfaces where the gears mesh.
Suddenly Artoo pauses, turns towards Lini and points to something specific in the gears where the remains of two rotten and torn off ropes hang from two pulleys.