You can learn many more things from this article like 4M change concepts, planned and unplanned changes, implementation of concepts in your organization, etc. The concept of 4M change management is generally used to record 4M (man, machine, method & material) related to planned and unplanned changes. This can apply to all internal process changes. It is important to understand that Man, Machine, Material, Method and Measurement are not easily separated. Sometimes Machine, Material and Measurement come on one side together and Man and Method on the other side. As you can replace a Man and a Method on that work station. The 5 M framework (shown above) from the Toyota Production System uses RCA with the Ishikawa method. The 5 Ms are: Man/mind power; Machines Measurement Methods Material; The problem or fault is written down at the far right end, where the fish head would be. The cause of the problem is represented along the horizontal line. 4M Analysis. The 4M analysis is a problem-solving method used to identify the root cause of a problem or defect in a process. It is based on the premise that most problems can be traced back to one or more of the following four elements: Man: This refers to the human factors involved in the process, such as operators, supervisors, or other The proposed 4 M approach takes into account all the most important aspects involved in the manual assembly: Method, Machine, Man and Material. The final goal is to provide a means for the 5M model is a business management method according to 5 elements Material - Machine - Man - Method - Measurement. The 5M model is widely applied in business fields of enterprises and brings outstanding efficiency. Specifically, the 5M model is expressed through 5 elements: Material: The materials and components used in the product manufacturing 1. Money 2. Manpower 3. Materials 4. Machinery 5. Methods. every other factor which is a part of the five M's has it's own dynamics. it is the duty of management or managers to understand or analyze the basic nature and the functions of each M and the source of its availability. Material; Man or manpower (People) Machine; Method (Process) Measurement; Mother Nature (Environment) Fishbone procedure. Requires input from a group of people. Use it when the problem is complex and you are unsure of the most likely cause. Agree on a problem statement (effect) and write it at the end of the horizontal arrow. iBzAU.