Propulsion
In straight-and-level flight, for PCL positions above IDLE, oil pressure should be maintained between __________ and __________ psi.
90; 120
What electrical component allows isolation of the generator and battery buses?
Bus tie switch
What is the primary method of refueling the T-6A?
Single point pressure refueling
Which T-6A environmental system is an engine-driven vapor cycle system?
Air conditioning
What are the four devices operated by the primary hydraulic system under normal operations?
Landing gear/main gear inboard doors, flaps, speed brake, and nosewheel steering
The propeller pitch change mechanism is able to change propeller blade angle by using
oil pressure.
Generator power is controlled by the __________ switch located on the right forward switch panel in each cockpit.
generator control (GEN)
During negative-G flight, the flip-flop valve activates, providing the engine access to fuel located in the
collector tank.
On the ground, the __________ switch activates the fresh air blower
landing gear weight-on-wheels
When the EHYD PX LO annunciator illuminates, it means that emergency accumulator hydraulic pressure is below __________ ±150 psi.
2,400
The PMU directs the PIU to maintain propeller RPM at
2,000.
The starter/generator is regulated and monitored by a __________ located under a panel in the rear cockpit.
generator control unit (GCU)
The engine-driven high-pressure fuel pump is fed from the
engine-driven low pressure fuel pump
Maintenance personnel recharge the system refrigerant when necessary through service fittings behind a panel on the __________ fuselage __________ of the wing leading edge.
right; aft
When you select a cockpit control to lower the flaps, which element of the primary hydraulic system is responsible for activating the corresponding actuator?
Electrical selector valve
The power turbine is driven by
expanding gases.
External power is controlled by the __________ switch and distributed on the __________ bus.
battery; battery
The motive flow line routes fuel to which of the following pumps?
Primary jet pump and transfer jet pumps
The evaporator blower produces up to ___ cubic feet per minute of airflow in the HI setting.
350
When the power package slide valve closes, the hydraulic pump pressure is prevented from energizing any hydraulic components except for the
nosewheel steering actuator.
The engine/systems display provides
oil temperature, oil pressure, hydraulic pressure, DC volts, and DC amps.
Circuit breakers labeled FWD AVI and AFT AVI control front and rear cockpit avionics buses and are located on the front cockpit
battery bus and generator bus circuit breaker panels
(T/F) Once the engine is running and motive flow has been activated, the boost pump is automatically turned off by the low pressure switch.
True
ABOS - Automatic activation occurs when an __________ OR __________caution illuminates.
OBOGS FAIL or CKPT ALT
Which component is responsible for sending pressure to the main wheel brakes?
Master cylinder