LOTOTO – Lock Out • Tag Out • Try Out

 LOTOTO – Lock Out • Tag Out • Try Out

Simple Safety Steps for Isolation of Energy

1. Prepare for Shutdown

Identify the machine and all energy sources.

Inform all affected workers.

2. Shut Down the Equipment

Turn off the machine using normal stop procedures.

3. Isolate All Energy Sources

Switch OFF electrical power.

Close valves, disconnect lines, block moving parts.

Isolate mechanical, hydraulic, pneumatic, thermal, and chemical energy.

4. Lock Out

Apply your personal lock to every isolation point.

Keep the key with you.

5. Tag Out

Attach a tag showing:

Your name

Department

Reason for isolation

Date & time

Tag must clearly warn: “Do Not Operate.”

6. Release Stored Energy

Bleed pressure.

Drain liquids.

Discharge springs.

Secure any moving parts.

7. Try Out (Test the Isolation)

Attempt to start the machine.

Confirm zero energy: no movement, no power, no pressure.

8. Perform the Work Safely

Only begin maintenance after complete verification.

9. Remove Lock & Tag

After work is finished:

Clear the area

Remove tools

Ensure all workers are safe

Remove your personal lock and tag

10. Restore Power & Restart Equipment

Re‑energize safely.

Inform all workers that the job is complete.

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