John Black
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Hi, 1. Yes, it has been all covered. 2. Yes it is representing the mean time. The chart is valid. Is it true that the processes should be about 20% below the customer tact time? I think I heard that somewhere once.
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Hello, I have a question about a operator balance chart. I have an operator balance chart in front of me and the manager criticizes current poor delivery reliability of the company. But when I look at the operator balance chart diagram, all processes are below to the customer tact time. The customer tact time is this horizontal dashed line. Can it be that the delivery reliability can also be bad if some of the processes are close to the customer cycle, like in the diagram? Because if one process is above the tact time it represent a bottlenleck. Why in this case the customer is complaining a bad delivery reliability? Because all processes are under the tact ti
