
Layers of branches indicate causal relationships. Continue to ask “Why?” and generate deeper levels of causes. Write sub–causes branching off the causes.
Ask the question “why does this happen?” again.Causes can be written in several places, if they relate to several categories. Ask: “Why does this happen?” As each idea is given, the facilitator writes it as a branch from the appropriate category.
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Write the categories of causes as branches from the main arrow. Love Bug Diagram Part of QI Macros' Root Cause Analysis To access the Love Bug Diagram, open the Fishbone Diagram found in the Improvement Tools drop-down menu: Once the Fishbone template is open, select the 'Love Bug Diagram' template from the tab list at the bottom of the spreadsheet: How to Analyze Root Causes Using the Lovebug Diagram. For instance, it might make sense to start with these generic headings: methods, machines (equipment), people (manpower), materials, measurement, and environment. Brainstorm the primary categories of causes for the problem. Write the problem statement at the center right of the flipchart or whiteboard, box it, and draw a horizontal arrow running to it. Hundreds of professionally designed diagram templates and examples make you instantly productive. Add or remove an element, and SmartDraw realigns and arranges everything automatically for great results every time. The group should agree on a problem statement (effect). Top reasons SmartDraw is the best diagram software: Click simple commands and SmartDraw builds your diagram for you, automatically.