B777 Anti-ice and Rain

Boeing 777 Anti Ice

Boeing 777 Anti Ice 15 Questions at a time (45 Questions Total)

1 / 15

What action should you take if the ICE DETECTORS EICAS message displays?

Turn all ANTI-ICE selectors ON when icing conditions are encountered.

Turn all ANTI-ICE selectors to ON then back to AUTO to reset the system.

Turn all ANTI-ICE selectors ON for remainder of the flight.

Turn all ANTI-CE selectors to OFF for remainder of the flight.

2 / 15

When will the ANTI-ICE ON EICAS message be displayed?

TAT below 10°C, any ANTI-ICE selector ON and NO ice is detected.

TAT above 10°C, all ANTI-ICE selectors OFF and NO ice detected.

TAT above 10°C, any ANTI-ICE selector ON and NO ice is detected.

TAT below 10°C, all ANTI-ICE selectors ON and ice is detected.

3 / 15

What does the WINDOW HEAT EICAS message mean?

Two ore more window heat faults have occured.

A single overheat or fault has occured.

The backup window heat system is inoperative.

The windows are using back up heat.

4 / 15

Which windows are provided with backup anti-fog heat?

Left pilot's forward window and right pilot's side window.

All windows.

Both pilot's forward windows.

Left pilot's forward and side window and right pilot's forward and side window.

5 / 15

What do the EAI symbols on EICAS indicate?

Engine anti-ice is operating.

Engine anti-ice is armed.

Engine anti-ice should be turned off.

Egine anti-ice has failed.

6 / 15

An additional wing anti-ice inhibit for Automatic Wing Anti-ice operation (independent of the TAT inhibit), is active during the takeoff phase of flight.

True.

False.

7 / 15

Window heat - An INOP light illuminates in the respective switch when:

There is a failure of the respective window heat.

The switch is OFF or when it is ON but there is a failure of the respective window heat, or an overheat is detected.

The switch is OFF or when it is ON but there is a failure of the respective window heat.

There is a failure of the respective window heat or an overheat is detected.

8 / 15

If the total air temperature (TAT) is above 10 deg.C, both Manual and Automatic wing anti-ice operation is inhibited for:

2 minutes after takeoff.

4 minutes after takeoff.

5 minutes after takeoff.

3 minutes after takeoff.

9 / 15

A backup anti-fogging system for the flight deck windows operates automatically if there is a primary window heat system failure.

False.

True.

10 / 15

A backup anti-fogging system for the forward windows can be operated manually if there is a primary window heat system failure.

True.

False.

11 / 15

When a Wing Anti-ice Valve is open, the wing anti-ice (WAI) annunciation is displayed below the EICAS N1 indication.

True.

False.

12 / 15

The Wing Anti-ice system operates through the delivery of hot air to the three midwing slats.

False.

True.

13 / 15

The Wing Anti-ice system is controlled by the Wing Anti-ice switch. The switch has 3 positions. The bleed air for Wing Anti-ice comes from the Pneumatic System ducting and flows to each wing through:

A separate anti-ice valve.

Three identical anti-ice valves.

Two identical anti-ice valves.

A common anti-ice valve

14 / 15

Each engine has a dual loop anti-ice system duct leak detection system. If an anti-ice duct leak is detected:

The affected engine anti-ice switch is automatically switched off.

The affected engine anti-ice valve closes.

The affected engine anti-ice switch must be switched off.

The affected engine anti-ice must be switched off if not automatically switched off.

15 / 15

The Wing Anti-ice system can operate automatically or can be selected ON-OFF manually by the crew.

False.

True.

Your score is

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