Intro to Lean

Presenter:Christopher Koroly

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Presentation Flow

• Introduction• Video of James P. Womack• Q&A• (45 Minute Takt Time)

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Introduction

• Christopher Koroly– Project Engineer at Goodrich Aerostructures– Goodrich• With Lean, Goodrich has been able to do:

– Twice as much, with half the space, a third of the resources, in a quarter of the time

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Womack Presentation

• http://www.lean.org/whatslean/

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Lean topics and tools to touch on

• Value Added vs. Non Value Add Activities• 7 Types of Waste• Process Mapping• 5S

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Value Added Activity

• What is Value Add?– Customer acknowledges the value and– Part/raw material/information is transformed or

shaped to meet customer requirements and– Done right the first time

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Non-value Added Activity

• What is Non-Value Added Activity? (waste)– Customer is not willing to pay for it or– Takes time/resources/space but does not add

value or– Not done right the first time

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7 Types of Waste

• Inventory• Overproduction• Transportation• Over-processing• Defects• Waiting• Motion

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Process Mapping

• Visually mapping the actual steps required to deliver a product or perform a service.– Document reality not how it’s supposed to be– Each step is shown and clearly identified

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Process Map Elements

• Tasks and activities• Decision points• Work in process• Sequence• Loops• Travel/distance• Yield/Scrap

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5S

• A workplace methodology in which the 5S stands for:– Sort– Straightening– Shine– Standardize– Sustain– (Safety)

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Intro to Lean – Part 1

• Q&A

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Intro to Lean – Part 1

• Further Reading– What is Lean? Article– Around Aerostructures Article on Training for City

of Chula Vista

– Lean Thinking by James P. Womack and Taniel T. Jones

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Intro to Lean – Part 1

• Additional Further Reading– The Toyota Way by Jeffrey K. Liker

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