p roblem s olving i nnovator solving tomorrows problems today 4 th why / root cause cause &...

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Problem Solving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) The 4 th Why can be formed once the Team has Completed the 3 rd Why 4 th Why / Root Cause Development 4 th Why / Root Cause FMEA 4 th Why / Root Cause Examples

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Page 1: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

Problem Solving I nnovatorSolving Tomorrows Problems Today

4th Why / Root CauseCause & Effect (Fishbone)

The 4th Why can be formedonce the Team has Completed the 3rd Why

4th Why / Root CauseDevelopment

4th Why / Root CauseFMEA

4th Why / Root CauseExamples

Page 2: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

COVER PAGE

Page 3: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

Developing the 4th Why / Root Cause

Determine two Root Causes and the Prevention Method for each Failure Mode

Prevention Method & Occurrence Rating Failure Mode

A Root Cause can be defined as a Product, Process or Design Weakness that may result in a Failure

4th Why / Root CauseDevelopment

With additional Pop up Aid

Enter the Occurrence directly into the cell or select from the possibilities in the drop down options.

Page 4: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

Developing the 4th Why / Root Cause

Select from the other Entries in the Drop Down List of Root Cause’s / Prevention Controls.

4th Why / Root CauseDevelopment

Enter a Root Cause/ Prevention directly into the cell/select from the drop down list if previously entered. Root Causes/ Preventions are automatically added to the database. To Update/Edit/View the Database: Select ‘Add-Ins’, ‘Database Rankings’ , ‘Potential Failure Cause DBS’ OR ‘Prevention Control DBS’..

Page 5: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

RAW MATERIAL MACHINING TAPPING ASSEMBLY/ TEST DESIGN/ APPLICATION

D4 - Developing the 4th Why …Options

The 4th Why defines the Root Cause/s of the 3rd Why / Failure Mode

Option 1: The Process Sequence Example ‘VALVE MANUFACTURING’

4th Why / Root CauseExamples

Page 6: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

POSTURE SPINAL COLUMN MUSCLES NERVES ASSOCIATED ORGANS

D4 - Developing the 4th Why …Options

The 4th Why defines the Root Cause of the 3rd Why

Option 2: Any other logical method or sequence, Example ‘BACK ACHE’

4th Why / Root CauseExamples

Page 7: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

4th Why / Root CauseFMEA

D4 – 4th Why =the Root Cause

5th Why

RAW MATERIAL TAPPING ASSEMBLY/

TESTDESIGN/

APPLICATIONMACHINING

VALVE BODY ADAPTOR

CUTTING FLUID SETTINGS

Select which Root Cause you would like to Further Investigate

4th Why / Root Cause

Will automatically be updated

VISCOSITY SWARFFOREIGN MATTER

DIRTY CASTINGS

SAND IN CASTINGS

Page 8: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

D4 - The 4th Why will be forwarded to the Cause & Effect Diagram. It will appear on the left, according to the Failure Mode you have selected.

4th Why / Root CauseC&E (Fishbone)

RAW MATERIAL MACHINING TAPPING ASSEMBLY/ TEST DESIGN/ APPLICATION

Page 9: P roblem S olving I nnovator Solving Tomorrows Problems Today 4 th Why / Root Cause Cause & Effect (Fishbone) 4 th Why / Root Cause Cause & Effect (Fishbone)

Problem Solving I nnovatorSolving Tomorrows Problems Today

This completes theD4 4th Why

Now start theD4 5th Why