LEGO bb53 How to fix 12V grinder for railway motor type 1

LEGO bb53 12V grinder for railway motor type I

How to fix a LEGO bb53

LEGO bb53 How to fix 12V grinder for railway motor type 1

 

Overview and Problem

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Step 1: Open it

 

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Step 2: Take it apart

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Step 3: Fix it

img01.004

 

Step 4: Put it back together

img01.005

 

Done!

So after that the pin does not slide underneath anymore.

 

img01.006

 

 

Helpful?

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