Crane Operation
Operator’s Manual for Crawler Crane
4.4.7 Hoisting limiter
Figure 4-25 Hoisting limiter
If the load hook comes into contact with the hoisting limit switch weight during its upward
movement, the hoisting limit switch is triggered, the buzzer sounds, and the crane movement
“Spool up hoisting winches 1 and 2” and “reel off derricking winch” are switched off. The icons
and on the screen will flash.
Figure 4-26 Hoisting bypass
过卷解除
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