Maeda CC423S-1, Operation Manual

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6. Lifting height display
Continually displays the maximum lifting height of the current
boom state during crane operations.
Lifting height refers to the vertical distance from the ground to the
bottom of the hook.
7. Boom angle display
Continually displays the current boom angle during crane
operations.
The boom angle refers to the angle between the boom and
horizontal line.
8. Over-hoisting display
If the hook falls into an over-hoisting state during crane
operations, the mark flashes in red to give over-hoisting warning
and automatically stops hook hoisting and boom extension
actions.
During hook storage operation, the mark flashes in red in a hook
stored state. However, this is not an abnormality.
9. Over-lowering display
If the hook falls into an over-lowering state during crane
operations, the mark flashes in red to give over-lowering warning
and automatically stops the hook lowering action.
10. Load capacity ratio display
The load factor state of the moment limiter load is illuminated on
the bar according to the load factor change.
• Load capacity ratio display 100 – 110 (load capacity ratio
“greater than or equal to 100%”): red
• Load capacity ratio display 90 (load capacity ratio “90% or
more and less than 100%”): yellow
• Load capacity ratio display 0 – 80 (load capacity ratio “less
than 90%”): green