Liebherr Fault Code

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0x011B

Mast Inclination / Leader Alignment Error

System

Sensors / Mast

Symptom

Mast Inclination / Leader Alignment Error

Diagnosis & fix steps

LOGIC: Dual-Axis Inclinometer Angle Sensor Signal Irrational / Out of Range. ACTION: Calibrate mast angle sensor on flat ground via Litronic display. Inspect sensor mounting bracket for physical damage or loose hardware at the mast base.

Red Seal field insights

Drill Verticality: Critical for alignment during deep piling (Kelly drilling/CFA); an out-of-range signal disables automatic mast positioning.

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