Fault Phenomenon: Dingli GTJZ14 electric scissor lift aerial work platform on a smooth surface, the drive wheels spin, unable to move.

Troubleshooting Process:
– Checked tires: tires worn smooth or contaminated with oil.
– Checked ground: ground has oil or water.
– Checked drive torque: torque setting too high.
– Checked weight: insufficient counterweight.

Root Cause: The drive tires are severely worn or the ground has oil contamination, causing insufficient traction.

Required Parts: Replace drive tires or clean ground.