Six Sigma Project Case Study Overview by Master Black Belt Steven Bonacorsi, International Standard for Lean Six Sigma (ISLSS). General Electic ACFC "At the Customer, for the Customer"

1. Image Update
GEAE Account
Project Leader: Brian Boyce Jr. Master Black Belt:
Steven Bonacorsi
Customer Engineer/ Certified Greenbelt
Start Date:
April 30, 2002

2. Six Sigma in Action
Image Updates
Customer Profile – 18,000-Seat Aircraft Engine Manufacturing and Service Company
Business Problem & Impact Process Capability – Before (0 Sigma)
All PC Equipment issued to GEAE end-users is preloaded
by GE ITS with a standard image. These images are
updated & maintained by GEAE. All released images must
be replicated to the GE ITS servers so they can be loaded
on end-user equipment. The current process could take as
long as one week with extensive administration involvement.
Measure & Analyze
Data Collection: The time it took to transfer an image was
measured at 34.78 Hours. The existing process sigma was 0.
Root Causes: No notification by GEAE Image Group and no Pr o c e s s Ca p a b ility A n a ly s is f o r Cy c le Time
clear process documentation were identified as the main root Process Capability – After (Over 6 Sigma)
causes. P roc es s D at a
U SL
Improve & Control US L
T arget
17. 0000
*
W it
Robocopy program implemented and scheduledean run daily
M
to LS L
0. 3888
* O ve
with automatic e-mail notification. Team set up to ple N
S am receive e- 40
S t D ev (W it hin) 0. 000000
mail notification and will be alerted if update didS tnot voccur.
D ev (O erall) 0. 147566
Cycletime Improved to 0.39 Hours!
P ot ent ial (W it hin) C apabilit y
Results/Benefits Cp
CP U 7. 47E + 16
*
Eliminated administration cost due to process automation. CP L *
C pk 7. 47E + 16
All equipment now issued to end users with current images. 0.0.30
0.1040
0.1550
0.2055
05 45
0.35
0.
0.
25
C pm *
O v erall C apabilit y O bs erv ed P erf orm anc e E x p. "W it hin" P erf orm anc e E x p. "O v erall" P erf orm an
A Total Savings of US $11K Annually! Pp
PPU
PPL
37. 52
*
*
P P M < LS L
P P M > US L
P P M T ot al
*
0. 00
0. 00
P P M < LS L
P P M > US L
P P M T ot al
0. 00
0. 00
* P P M < LS L
P P M > US L
P P M T ot al