Six Sigma DMAIC Project                              GEAE Account: Lynn MA Site                                  Project L...
Six Sigma in Action                                                                               Software: Special Applic...
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Software Store Cycle Time Six Sigma Case Study

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Lean Six Sigma Group Free Project Case Study Overviews http://www.linkedin.com/groups/Lean-Six-Sigma-37987
Sponsored by the International Standard for Lean Six Sigma, e-Zsigma http://www.e-zsigma.com, IQPC, and PEX Network.

Please contact Lean Six Sigma Master Black Belt, Steven Bonacorsi, Owner of the Lean Six Sigma Group to have your project case studies to be added to the Lean Six Sigma Group Library. Steve Bonacorsi sbonacorsi@comcast.net

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Software Store Cycle Time Six Sigma Case Study

  1. 1. Six Sigma DMAIC Project GEAE Account: Lynn MA Site Project Leader/Green Belt: George Harris Project Leader Title: Customer Engineer Project Start Date: September 27, 2002Master Black Belt: Steven Bonacorsi
  2. 2. Six Sigma in Action Software: Special ApplicationsCustomer Profile – 8,000 seat Aircraft Engines Manufacturing CompanyBusiness Problem & Impact Process Capability – BeforeGEAE shop floor end users experience unnecessary downtime during T USLsystem replacement, due to incomplete configuration and uninstalled 15required applications . One shop floor workstation can be down for daysas multiple help desk tickets are required to get the system 100% Sigma (ZST):functional. 10 1.52 FrequencyMeasure & Analyze Sigma (ZLT):Data Collection: Cycle time to complete 1 shop floor deployment was 0.02measured. Any deployment taking >60 minutes was listed as a defect 5Root Causes: There is no process or documentation detailing the ShopFloor Special Application Installation and ConfigurationMSA Results: An MSA was not performed during Measure for the 0following reasons: 1.Cost in labor to complete a measure MSA was togreat to complete. 2. GE ITS did not control the process used in baseline 50 100 1503. Infrequent cases also made MSA too costly. Total Cycle TimeImprove & Control Process Capability – AfterA Pugh Matrix was used to determine the best possible solution. Having T USLGEITS technicians install special applications and configure shop floor 8systems prior to deployment, had the greatest positive impact on cycle 7 Sigma (ZST):time. 2.99 6 Sigma (ZLT): Frequency 5A new shop floor deployment process was developed and implementedin March 2003, with training sessions and documentation provided to 4 1.49deployment techs prior to rollout. All data points collected were within the 360 minute specification limit. 2 1Results/BenefitsMean cycle time decreased from >59 minutes to <33 minutes while 0Sigma value increased from .02 to 2.99. This results in an expected 15 20 25 30 35 40 45 50 55 60customer indirect savings >$7,600 (annually) Deploy TimeAn ACFC Project with an Expected Customer of >$7,600 annually!
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