Which of the following precautions should be taken prior to starting the separator shown in the illustration? Illustration MO-0127

Correct Answer: Option D — All of the above are correct.

Proper pre-start preparation of centrifugal separators requires verifying internal fluid levels, ensuring mechanical integrity and correct assembly, disengaging the bowl brake, and confirming proper valve line-ups to prevent catastrophic mechanical failure or casing overflow during initial spin-up.