Powerplant

What is the type of engines on the ATR72-600 and its max takeoff rating?

PW127F at 2750 SHP

PW127M at 2475 SHP

PW127F at 2475 SHP

PW127M at 2750 SH

What is installed on the accessory gear box of the engine?

The DC starter/generator

The HP fuel pump

The ACW generator

Both a + b

What is installed on the reduction gear box on the engine?

The ACW generator

The propeller valve module

The auxiliary feathering pump

All of the above

What is the function of the Hydro-mechanical Unit (HMU)?

Performs fuel metering in steady state operation and protects the system in case of transients.

Delivers a motive flow to the fuel tank jet pump.

Ensures engine shutdown.

All of the above.

What is the purpose of the EEC?

Regulates a given power, by controlling the stepper motor to obtain a predicted torque.

Ensures minimum propeller speed control, on ground and at low power.

In the event of an engine failure at takeoff, automatic uptrim takeoff power to the valid engine.

All of the above.

What are the conditions to have READY green light?

Aircraft on the ground.

Gust lock engaged.

Blue hydraulic pressure more than 1500PSI

Both a (aircraft on ground) + b (gust lock engaged)

When do you place the power lever in the notch?

For a go-around.

For takeoff

For an engine failure

All of the above

When do you place the power lever in the Ramp

For a go-around

For takeoff

For an engine failure

All of the above

What is the power setting with the power lever in Max postition?

90%

100%

115%

105%

How many channels are there in the Propeller Electronic Unit (PEC)

What is the condition or conditions to ARM the ATPCS

ATPCS ON

Aircraft on ground

Both power levers above 46%

All of the Above

What is the power rating with the EEC in TO position and the power lever in the notch

2475 SHP

2500 SHP

2192 SHP

2132 SHP

What is the Power rating with the EEC in MGT position and the power lever in the NOTCH?

2475 SHP

2500 SHP

2192 SHP

2132 SHP

With an EEC failure which is TRUE?

The power lever can be operated normally.

EEC deselect ion can be made normally as long as EEC fault flashes.

When the power lever reaches 52* the reversion is automatic.

Both a + b

With the condition levers in AUTO position what are the Propeller settings PWR MGT in CRZ position?

82%

100%

115%

90%

At what temperature does the ITT temperature go into the amber band on the EWD?

950 C

765 C

850 C

600 C

What is the red line limit for an engine start?

950 C

765 C

850 C

600 C

When the PWR MGT selector is placed in MCT what is the propeller indication?

82%

115%

100%

90%

What are the Laws in which the EEC operates

Top Law

Base Law

Auto Law

Both A + B ( Top and Base Laws)

When does the EEC change to Base Law

When the power lever reaches 52 degrees the reversion is automatically assured

EEC fault light stays ON

The pilot deselects the EEC

All of the Above

Powerplant

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