What are the three positions of the pressurization control switch?

The correct answer identifies the three positions of the pressurization control switch as NORM, DUMP, and RAM/DUMP.

In the T-6A, the pressurization system is crucial for maintaining a safe and comfortable environment within the cockpit at various altitudes.

• In the NORM position, the system operates under normal conditions, automatically regulating cabin pressure.

• The DUMP position quickly allows all cabin pressure to be released, which can be crucial in emergency scenarios or rapid descent procedures when cabin pressure needs to equalize with external pressure.

• The RAM/DUMP position permits a controlled reduction in cabin pressure while still allowing some ventilation, which can be useful at lower altitudes while ensuring potentially safe operations during specific flight maneuvers.

Understanding these functionalities not only helps in managing cabin pressure effectively but also ensures pilot and crew safety in varying flight conditions.