Originally Posted by
Yellowbeard
I did that once (whilst working at a shop). Didn't know the lockrings were different. The other difference was that I actually tested the gears, found the problem and checked with the head mechanic. An ignorant mechanic is one thing (we all start that way) but not testing a system you've worked on is just stupid.
You're right, there's nothing wrong with not knowing, it's not knowing that you don't know that causes problems, but what's worse is not caring.