Removing Lockout Devices Toolbox Talk

Removing lockout devices is one of the most dangerous parts of lock out tag out if it is rushed or done out of order. Once locks and tags come off, equipment may be ready to move, start, pressurize, heat up, or energize. If tools, guards, parts, or workers are still in the danger area, someone can be seriously injured.

This talk focuses on the safe steps for removing lockout devices after service, repair, cleaning, adjustment, or troubleshooting is complete. The crew needs to confirm the work is done, the equipment is safe to run, all workers are clear, and only the proper person removes each lock and tag.

Why This Matters

• Removing a lock too early can expose workers to sudden startup, movement, pressure, heat, or electricity.
• Only the authorized worker who applied a lock should remove it unless the approved removal procedure is followed.
• Equipment must be checked before re-energizing so tools, parts, and temporary supports are not left behind.
• Crews, operators, and nearby trades need to know when equipment is being returned to service.
• A clear removal process prevents confusion during testing, shift changes, and job completion.

Common Hazards

• Removing locks or tags before the work is fully complete.
• Taking off another worker’s lock without authorization.
• Leaving tools, rags, test leads, parts, or temporary wiring inside equipment.
• Re-energizing equipment before guards, covers, panels, or shields are reinstalled.
• Failing to clear workers from pinch points, moving parts, pressure lines, electrical panels, or elevated components.
• Not warning operators, affected workers, or other trades before startup.
• Removing group lockout protection before every exposed worker has removed their personal lock.
• A worker returning from break, lunch, or another area and not knowing the lockout was removed and equipment is live again.

Safety Checklist

Before Work Begins

• Review the lock out tag out procedure so everyone understands how locks and tags will be removed at the end of the task.
• Confirm who is authorized to remove each lockout device.
• Plan how affected workers will be notified before equipment is re-energized.
• Identify any guards, covers, panels, blocks, pins, supports, or temporary parts that must be restored before startup.
• Discuss how the crew will handle testing, troubleshooting, and temporary re-energization if needed.

During Work

• Do not remove any lockout device until the task is complete or the approved testing procedure requires it.
• Inspect the work area and remove tools, materials, rags, test equipment, and loose parts.
• Reinstall guards, covers, panels, shields, and safety devices before returning equipment to service.
• Make sure blocks, pins, cribbing, or supports are removed only when it is safe to do so.
• Confirm all workers are clear of the equipment and danger areas.
• Notify affected workers, operators, and nearby trades before locks and tags are removed.
• Have each authorized worker remove their own lock and tag.
• For group lockout, confirm every personal lock is removed before the coordinator removes the final lockout protection.
• Re-energize equipment carefully and watch for abnormal noise, movement, leaks, sparks, pressure, heat, or alarms.

Crew Talking Points

• Is the work fully complete, or are we removing lockout devices only for testing?
• Who applied each lock and tag, and who is allowed to remove them?
• Have all tools, parts, test leads, and materials been removed from the equipment?
• Are guards, covers, panels, shields, and safety devices back in place?
• Who needs to be notified before the equipment is re-energized?
• Does anyone have a question or concern before locks and tags are removed and the equipment is returned to service?

Stop Work If

• A worker cannot be accounted for before lockout devices are removed.
• Someone tries to remove a lock or tag they did not place.
• The equipment still has tools, loose parts, open panels, missing guards, or unfinished work.
• Affected workers or nearby trades have not been notified of re-energization.
• There is confusion about whether the lockout is complete, temporary, or being removed for testing.
• The equipment reacts unexpectedly during startup, testing, or return to service.

Final Reminder

Do not rush lockout removal. Finish the work, clear the area, notify the crew, remove only your own lock, and bring equipment back online carefully.