The Eight Disciplines of Problem Solving (8D) is an extremely powerful tool developed to solve quality challenges in the manufacturing industry. Although the 8D methodology was initially developed for manufacturing and process industries, it can be applied to any field to help identify and solve a wide array of problems, such as customer complaints or leadership challenges. In this article, we’ll take a look at what the 8D problem-solving method is and how it can be used.
The 8D methodology involves eight disciplines that fall into three categories: Plan, Do and Check. Each of these disciplines breaks down into a series of steps making up the problem-solving methodology.
Step 1: Create a team
The first step of the 8D methodology is to create a team. This can be done by establishing a cross-functional team with all the people who are involved in the problem. The team members should be selected based on their knowledge and experience.
Step 2: Define the problem and customer expectations
The second step of the 8D approach is to define the problem and customer expectations clearly. This means that you have to gather all the information regarding the problem and understand why was it an issue for your customers.
Step 3: Establish short term corrective action
Establishing short-term corrective action is not just about fixing the issue, it’s also about making sure that it doesn’t happen again. This step involves coming up with an immediate solution for the problem so that it won’t cause any more disruption in business processes.
Step 4: Root cause analysis and verification
This step involves root cause analysis of the problem. You have to find out why it happened to prevent it from happening again in the future. For this, you can use a variety of tools like Ishikawa diagram, 5 whys, Pareto chart, etc.
Step 5: Establish long term corrective action
Once you have identified the root cause of the problem, it’s time to establish your long-term corrective action. This includes fixing the problem at its source so that it doesn’t happen again in the future. It also includes developing new procedures and training your employees on them.
Step 6: Implement permanent corrective action
Implementing permanent corrective actions is about making sure that your new procedures are working as expected and no further problems are coming up. It can be done by monitoring your process for some time and then making any necessary changes. You should also review all your standard operating procedures (SOPs) and make sure that they are updated with the new procedure.
Step 7: Preventive action plan
In order to prevent any future problems, you need to develop a preventive action plan. This plan should focus on finding ways to detect the problem and stop it from happening again. Some methods may include adding a way to detect the problem as it occurs and then taking corrective actions, adding preventive maintenance for equipment, or even having regular training for employees.
Step 8: Implement a preventive action plan
The last step of the 8D process is implementing your preventive action plan. In order to do this, you need to get your team together and make sure they know what they need to do in order to prevent future problems from occurring.
As you can see, the 8D problem-solving method is designed to provide a rigorous, step-by-step procedure for solving manufacturing problems using a highly structured approach. The reason why the 8D methodology can produce consistently effective results is it breaks down the problem-solving process into a sequence of tasks, each of which leads to the next. To learn more about manufacturing and best importing practices subscribe to GQC newsletter.
