Liebherr Fault Code
Free · no signup0x04CE
Rope Slack Alarm / Winch Cuts Out
System
Hydraulics / Winch
Symptom
Rope Slack Alarm / Winch Cuts Out
Diagnosis & fix steps
LOGIC: Crowd Winch Slackline Proximity Sensor Signal Irrational.
ACTION: Inspect dual proximity switches mounted on the tension roller arm above the crowd drum. Measure sensor air gap (2–3 mm); check for bent roller mechanical pivot arms.
Red Seal field insights
Cable Bird-Nesting: If the rope slackens during downfeed, the switch trips to stop winch payout immediately, preventing wire rope loop nesting and drum damage.
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