Six Sigma Tool Navigator: The Master Guide for Teams

2017-07-07 02:10:07

Tool 71: Events Log

AKA

Daily Operations Log

Classification

Changing/Implementing (CI)

Tool description

An events log is a historical data trace for critical operations. It provides background information on process variation, changes in operations, supplier problems, and other information useful to problem-solving teams. Entries are made by anyone directly involved in the process and are checked frequently by the process owner.

Typical application

To detect any early trends that may result in a loss of quality or productivity.

To collect data for the purpose of monitoring operations.

To maintain a problem prevention procedure.

Problem-solving phase

→	Select and define problem or opportunity
→	Identify and analyze causes or potential change
→	Develop and plan possible solutions or change
	Implement and evaluate solution or change
	Measure and report solution or change results
	Recognize and reward team efforts

Typically used by

	Research/statistics
	Creativity/innovation
	Engineering
	Project management
1	Manufacturing
	Marketing/sales
2	Administration/documentation
	Servicing/support
	Customer/quality metrics
3	Change management

links to other tools

before

Observation

Data collection strategy

Checklist

Process analysis

Problem analysis

after

Defect map

Countermeasures matrix

Quality chart

Monthly assessment schedule

Action plan

Notes and key points

Events are considered to be changes in people, equipment, tools, methods, forms, measurements, materials, suppliers, or environment. Frequently occurring problems must be included in the events log for possible future problem-solving activities.

Step-by-step procedure

STEP 1 An events log is started the first day of every month by the unit manager.

STEP 2 Entries are made for every event and each entry is coded for a specific meaning. See example Work Cell #5—Daily Operations.

STEP 3 The unit manager checks the events log on a daily basis for variations, patterns, trends, problem areas, etc.

STEP 4 Events logs are used in staff meetings and filed for future reference if needed.