Step 6.1: Locate the problem child.
- Consult the ancient Sprocket of Doom repair manual.
- Call in an expert, if possible.
- Consult the internet, if all else fails.
Step 6.2: Remove the offending part.
- Use a wrench of sufficient size and strength.
- Apply gentle yet firm pressure.
- Do not, under any circumstances, touch the Sprocket of Doom with your bare hands.
Step 6.3: Replace the part in question.
- Acquire a new part, if possible.
- Install it with care and precision.
- Test the Sprocket of Doom, and pray for the best.
Note: If the Sprocket of Doom has been possessed by a malevolent entity, seek the help of a professional exorcist.