Operating elements for crane operation
8.2 Brief description of the operating elements
8 - 102 3 302 633 en Operating Instructions GMK5250L
27.09.2017
Lifting/lowering wheels
The axle load on the pre-selected wheels lies in the permissible range.
The horn sounds when a button is pressed.
The movement stops after the button is released or the maximum permis-
sible wheel load is exceeded.
Wheel load display
The displays (A) to (D) show the sum of the
wheel loads for the associated wheels.
– Opposite the operator side
– operator's side
The display is in tons or kilopounds, depend-
ing on the setting – (1 Kilopound = 1,000 lbs).
1Raise: Press the button – the selected axles are raised and
the truck crane is lowered
2Lower: Press the button – the selected axles are lowered and
the truck crane is raised
A Wheel load of the wheels A1 + A2
B Wheel load of the wheels B3 + B4 + B5
C Wheel load of the wheels C1 + C2
D Wheel load of the wheels D3 + D4 + D5