5 Dollar Traffic School Practice Exam

Which safety measure is critical before performing maintenance on a powered low-voltage master clock system?

Wearing a static strap Lockout/Tagout of the main power Painting the conduit Increasing the fuse size

Correct Answer:

Lockout/Tagout of the main power

Explanation:

Lockout/Tagout (LOTO) is an OSHA safety procedure to ensure dangerous machines are properly shut off and not able to be started up again prior to the completion of maintenance or repair work.

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