Fault Phenomenon: Neumann depalletizing robot when picking up cartons, frequently drops them mid-air.

Troubleshooting Process:
– Checked vacuum generator: generator clogged.
– Checked suction cups: rubber cups aged and cracked.
– Checked lines: line fittings leaking.
– Replaced all suction cups and cleaned generator.

Root Cause: The rubber vacuum cups aged and cracked, causing seal failure.

Required Parts: Vacuum suction cup set.