How would you verify a safe mechanical system after performing preventive maintenance on a drive and conveyor?

• A. Reinstall guards, restore power with lockout/tagout, perform a low-load test run, verify sensors and interlocks, check for abnormal noise or vibration, document results.
• B. Skip guards, start at full speed, ignore sensors.
• C. Turn on power without validation.
• D. Only visually inspect.

Answer: (A)