Crane
Lever Component
Lever
position
Movement
(A) Slewing
1 clockwise slewing
2 counterclockwise slewing
(B) 1st boom
1 down (folding)
2 up (unfolding)
(C) 2nd boom
1 down (folding)
2 up (unfolding)
(D) Hydraulic extensions
1 out (extracting boom extensions)
2 in (retracting boom extensions)
(E) JIB cylinder [option]
1 down (folding)
2 up (unfolding)
(F) JIB extensions [option]
1 out (extracting JIB extensions)
2
in (retracting JIB extensions)
(G)
Hoist [option]
1 rope down
2 rope up
Rotator [option]
1 clockwise rotation
2 counterclockwise rotation
(H) Grapple [option]
1 grapple (opening/closing)
2 grapple (opening/closing)
The control system
EFFER 265-315-395-525 Progress 2.0 CE 61