6 steps beyond the 5 Whys - AMMJ
6 steps beyond the 5 Whys - AMMJ
6 steps beyond the 5 Whys - AMMJ
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Let’s explore fur<strong>the</strong>r on why <strong>the</strong> bearing seized by adding to <strong>the</strong> existing chart.<br />
Primary Effect<br />
Bearing seized<br />
Caused by<br />
Action<br />
Metal welded toge<strong>the</strong>r<br />
Condition<br />
welding seizes<br />
<strong>the</strong> bearing<br />
Caused<br />
by<br />
STOP<br />
Caused by<br />
Action<br />
Temperature exceeded<br />
melting point<br />
Condition<br />
Metal melting point “X”<br />
Caused<br />
by<br />
STOP<br />
Caused by<br />
STOP<br />
Caused by<br />
Action<br />
Bearing was operating<br />
Condition<br />
High friction in bearing<br />
Condition<br />
Didn’t trip out<br />
Caused by<br />
?<br />
Caused by<br />
Action<br />
Metal expansion<br />
in bearing<br />
Condition<br />
Minimal clearnace<br />
in bearing<br />
Caused by<br />
STOP<br />
Caused by<br />
Action<br />
High heat generated<br />
Condition<br />
Metal expands with heat<br />
Caused by<br />
STOP<br />
Caused by<br />
STOP<br />
Caused by<br />
Action<br />
Bearing operating<br />
Condition<br />
Low lubrication<br />
Caused by<br />
?<br />
Caused by<br />
Action<br />
Tube Blocked<br />
Condition<br />
Autolube System<br />
Caused by<br />
STOP<br />
So what do we notice? The same problem has been explored, however <strong>the</strong> complexity and<br />
detail of <strong>the</strong> problem has certainly increased. If you want to establish a comprehensive<br />
understanding of <strong>the</strong> problem throughout <strong>the</strong> company, <strong>the</strong> 6 Steps Beyond 5 Why’s will allow<br />
you to do this. A strong understanding of <strong>the</strong> problem will lead to implementing effective and<br />
timely solutions. (Step 4)<br />
Measuring <strong>the</strong> success of <strong>the</strong> corrective action will need to be undertaken after a period of<br />
time to ascertain <strong>the</strong> success of <strong>the</strong> solutions. (Step 5)<br />
Advertising success and sharing reports will create a positive dynamic within <strong>the</strong> company for<br />
<strong>the</strong> support of <strong>the</strong> Root Cause Analysis program, whilst also educating all employees within<br />
<strong>the</strong> company at <strong>the</strong> same time. (Step 6)
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