737 equip cooling
Q. Aircraft climbs and fails to pressurize.Both OFF lights are ON for equip cooling fans in both NORMAL and ALTN positions.Might you expect this due to a lack of airflow?
Q. Aircraft undergoes a full check of one of its doors prior departure.Structural integrity chk and full diff pressure check.Can you pls detail how this check is accomplished?Are any circuit breakers pulled as part of the procedure?