This topic addresses the relationship between the Control of Hazardous Energy (Lockout/Tagout) standard and the Machinery and Machine Guarding standards (Subpart O). It also presents information concerning minor servicing and unexpected energization.

In this topic, you will find discussions of the following issues:

• Normal Production Operations vs. Servicing and/or Maintenance

• Minor Servicing Exception

• Hazard of Unexpected Energization

This topic also includes a set of examples illustrating the relationship between servicing and maintenance and normal production operations.