Transcript Slide 1
Root Cause Analysis
Course
http://www.biz-pi.com
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Root Cause Analysis
Course Content
• Course Objectives
• What is Root Cause?
• Benefits
• Problem Solving Process
• Examples
• Root Cause “Hints”
• Review
• Additional Resources
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Root Cause Analysis
Course Objectives
Upon completion of this course,
participants should be able to:
• Understand the importance of performing root
cause analysis
• Identify the root cause of a problem using the
problem solving process
• Understand the application of basic quality tools in
the problem solving process
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Root Cause Analysis
When should root cause analysis
be performed?
When PROBLEMS occur !!
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Root Cause Analysis
How does it work?
Contain the problem…
PROCESS
A
PROCESS
B
PROCESS
C
PROCESS
D
CUSTOMER
Nothing is allowed to further
escape to the customer
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Root Cause Analysis
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Step #3
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Immediate Action
• Must isolate effects of problem from customer
• Usually “Band-aid” fixes
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100% sorting of parts
Re-inspection before shipping
Rework
Recall parts/documents from customer or from storage
• Only temporary until corrective action is
implemented (very costly, but necessary)
• Must also verify that immediate action is effective
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Root Cause Analysis
Root Cause
Part reversed
Worker not sure of correct part orientation
Part is not marked properly
Engineering ordered it that way from vendor
Why?
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Root Cause Analysis
Cause and Effect
Procedures
Personnel
Lack of worker
knowledge
Poor project plan
Poor project
mgmt skills
Lack of resources
Didn’t complete
project on time
Inadequate
computer
programs
Materials
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Poor
documentation
Inadequate
computer system
Equipment
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Root Cause Analysis
Additional Resources
Business Performance Improvement
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Root Cause Analysis