Fault Phenomenon: General manual pallet truck while operating, the handle suddenly detaches, losing control.

Troubleshooting Process:
– Checked mounting bolts: bolts loose.
– Checked welds: weld cracked.
– Checked wear: connection worn.
– Checked material: material fatigued.

Root Cause: The handle mounting bolts are loose or the weld has cracked.

Required Parts: Handle assembly and reweld.