5 Why Analysis Archive

Approaching Zero Breakdowns by advancing Breakdown analysis

What is Maintenance? Maintenance: It is a set of developed, organized and administered activities with the aim to economically viable ensure the operational status of a specific system. The (7) steps concept of Autonomous Maintenance (operators) are similar to (7) steps of Planned (Effective) Maintenance (trades): “the left and right

5 Why Root Cause Analysis (RCA) – One Point Lesson (OPL)

5 WHY Analysis is the key tool used to determine ROOT CAUSES for the Phenomenon identified in the CHECK Phase of CAP-Do. The 5 Why analysis begins with the Summary of the Phenomenon from the 5W 1H analysis. The first “why?” originates from the Summary of the Phenomenon. The

Why Why Analysis

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1. 5W1H Who+What+When+Where+Which+How Classify the problem according to the 5Ws and 1 H explaining characteristics and trends 2. Understand the structure Flashlight definition diagram 3. Understand the principle and basic rules Principle The filament generate light due to heat Basic rules (Main rule) The filament has to receive an

Human Error or Lack of Knowledge

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After completing Breakdown Analysis, one of the outcomes will be Human Error or Lack of Knowledge, meaning breakdown occurred due to: no Standard Operating Procedures (SOP) or Training Process Guide (TPG) in place equipment setup instructions were missing or poorly expained OEM training wasn’t completed for all maintenance technicians (mechanics, millwrights, electricians

5 WHY Analysis, a TPM Tool for Root Cause Analysis (RCA)

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Section 1 5 WHY Process Causes of Losses are Often Complicated: Common Failure scenario: 1. Management system breakdown 2. Failure to implement counter-measures 3. Premature equipment failure 4. Employees fails to follow procedure 5. Failure to ID & Respond 6. Large Loss Results 5 Why Analysis is Proactive Addresses

Breakdown analysis

Step 1. 5W+1H and Phenomenon Summary Start your Breakdown analysis by answering six simple questions: 5 whys and 1 how Phenomenon Summary Use all answers from 5W+1H to construct description of the issue (HOW+WHAT+WHERE+WHEN+WHICH+WHO) The paddle isn’t turning and mix is not being dispensed from feeder in Line X