Six Sigma - A Breakthrough StrategyRoot cause analysis
In any organization numerous problems exist in all facets of its activities. The efficiency and survival of the organization depends on how promptly these problems are recognized and their root causes are isolated and eliminated.
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Root cause analysis
A systematic analysis of each potential problem area should be carried out to recognize the root causes which are responsible for creating the problem. Such analysis is called Root Cause Analysis. This is a very important tool for reducing the manufacturing lead time.
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Machine factors
Poor maintenance
Equipment effected by environmental factors such as heat, humidity etc.
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Inconsistency in specifications on the part of vendors
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Careless operator and inadequate supervision
Undue rush by the operator to achieve quality targets
Lack of understanding of drawing instructions relating to a process
Operator does not posses requisite skill for operating machines
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Test equipment out of calibration
Vague inspection/ testing instructions
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Cause and effect diagram
Cause and effect diagram (also known as ishikawa diagram or fishbone diagram) is an analysis tool to analyze many potential or actual causes of a problem in a systematic way. It is a very effective way of improving the quality of the product or service.
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