Anti-Ice / Rain Flashcards

1
Q

What position must Engine ignition be selected to prior to and during engine anti-ice operation?

A
  • CONT
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2
Q

Window heat must be ON how many minutes before takeoff?

A
  • 10 minutes
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3
Q

When must probe heat be ON?

A
  • before takeoff
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4
Q

When must probe heat be ON?

A
  • before takeoff
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5
Q

________flight deck windows are not electrically heated.

A
  • L3 and R3
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6
Q

Temperature controllers maintain window heat at the correct temperature on which windows to ensure
maximum strength of the windows in the event of bird impact?

A
  • L1, R1, L2, and R2
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7
Q

On the Window Heat Panel, when an overheat condition is detected, power is removed from the window,
the green ON light extinguishes, and __________.

A
  • an amber OVERHEAT Light is illuminated
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8
Q

By placing the WINDOW HEAT Test Switch to OVHT, _______________ is simulated.

A
  • an overheat condition
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9
Q

What happens when placing the WINDOW HEAT Test Switch to PWR TEST?

A
  • It provides a confidence test.
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10
Q

Engine bleed air thermal anti-icing prevents the formation of ice on which part of the engine?

A
  • engine cowl lip
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11
Q

Each cowl anti-ice valve is _______ actuated and ______ controlled.

A
  • pressure; electrically
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12
Q

________________occurs when the ENG ANTI-ICE switches are positioned to ON.

A
  • The stick shaker and minimum maneuver speed bars on airspeed indications are adjusted. The airspeed
    indications return to normal when engine anti-ice is positioned OFF if wing anti-ice has not been used in
    flight.
  • Engine bleed air is allowed to flow through the cowl anti-ice valve for cowl lip anti-icing, and the stick
    shaker logic is set for icing conditions.
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13
Q

If the cowl anti-ice valve fails to move to the position indicated by the ENG ANTI-ICE switch, an amber TAI
indication illuminates on the CDS after a short delay and the COWL VALVE OPEN light ________ .

A
  • remains illuminated bright blue
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14
Q

An amber illuminated COWL ANTI-ICE Light on the Engine Anti-Ice Panel indicates __________.

A
  • excessive pressure in the duct leading from the cowl anti-ice valve to the cowl lip
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15
Q

What does an amber TAI on the upper display unit above the N1 gauge indicate?

A
  • cowl anti-ice valve is not in position indicated by related engine anti-ice switch.
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16
Q

The wing anti-ice system excludes the _______ and the_________.

A
  • leading edge flaps; outboard leading edge slats
17
Q

On the ground, both of the wing anti-ice valves close if ___________ or either engine thrust is above the
takeoff warning setting.

A
  • either temperature sensor senses a duct over temperature
18
Q

What does a bright blue Wing Anti-Ice VALVE OPEN Light on the Wing Anti-Ice Panel indicate?

A
  • The related wing anti-ice control valve is in transit, or, related wing anti-ice control valve position disagrees
    with WING ANTI–ICE switch position.
19
Q

An amber CAPT PITOT light on the Probe Heat Panel indicates ________.

A
  • the probe is not heated