4. waiting
People or parts that wait for a work cycle to be completed
•Where are the bottlenecks?
•What are the major causes of lost machine availability?
•What are we doing to improve machine availability?
•Do people wait on machinery?
Caused by:
•Shortages & unreliable supply chain
•Lack of multi-skilling/flexibility
•Downtime/Breakdown
•Ineffective production planning
•Quality,design,engineering Issues
•‘Black art’ processes
Why one of the 7 Wastes ?:
•Stop/start production
•Poor workflow continuity
•Causes bottlenecks
•Long lead times
•Failed delivery dates