Air tanks should be drained:

Daily.. Section 5.1: Drain tanks at the end of each day.

Air tanks should be drained:

ANSWER BREAKDOWN
  • A. Correct. Drain tanks at the end of each day.
  • B. Incorrect. "Weekly." is not correct. Drain tanks at the end of each day.
  • C. Incorrect. "Monthly." is not correct. Drain tanks at the end of each day.
  • D. Incorrect. "Yearly." is not correct. Drain tanks at the end of each day.