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[8] EXCESSIVE UNWIND DETECTOR
When the hook is unwound and the length of the wire rope
remaining in the winch drum becomes short, the following
occur:
• “OVER UNWINDING” indication blinks in red.
• When hook unwinding operation is performed, the alarm
issues an intermittent sound “peep”.
• The hook unwinding action is automatically stopped.
When unwinding operation is automatically stopped,
perform recovery operation promptly. To perform recovery
operation, perform hook winding up operation.
1.5.6 MOMENT LIMITER START CONDITIONS
The moment limiter performs a check on the moment limiter functions for 2 seconds immediately
after the starter switch is set to the “ON” position.
During the check,
• The tricolor revolving light illuminates in red.
• The horn sounds momentarily.
When the moment limiter function check is completed, if the moment limiter and the sensors are
found to be normal, then the red revolving lights goes out and the green revolving lights
illuminates to indicate that the machine is ready for operation.
CAUTION
After the moment limiter function check, if the red revolving lights do not go out, contact
us or our sales service agent.
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