Anti-ice, Rain

Question 1

When does the probe heat operate?

Answer 1

Anytime an engine is running, with he exception of the TAT probe, which is heated in flight only

Question 2

Corrections to reduce Max EPR or N1 limits when using wing anti-ice are base on switch or valve position?

Answer 2

(PW) Valve position (RR & 767) Switch position

Question 3

How are the forward windows heated?

Answer 3

All flight deck windows are electrically heated.

Question 4

Which aircraft displays the TAI bug on the N1 RPM display when engine anti-ice is on and only a single bleed source is available?

Answer 4

PW

Question 5

What light illuminates and EICAS message(s) display(s) to indicate when one window is not being heated?

Answer 5

One INOP light illuminates and L or R FWD WINDOW or the L or R SIDE WINDOW EICAS advisory message displays

Question 6

What is indicated with an Engine Anti-ice VALVE light and L or R ENG ANTI-ICE EICAS message illuminated?

Answer 6

Engine anti-ice valve disagrees with he switch position

Question 7

What is the position of the engine anti ice valves when the anti ice switches are on?

Answer 7

Open

Question 8

(767) What does the ICE DET ON EICAS indicate?

Answer 8

Ice detection sensors detects ice

Question 9

What is the condition of the left engine anti-ice valve if the left engine anti-ice switch is selected off and it’s valve light is on?

Answer 9

Signaled closed, and not closed

Question 10

For flame up prevention from ice ingestion:

• A minimum required thrust reference bug is displayed on the EICAS N1 indication any time the engine Annie I switch is on
• place the engine start selector in the CONT Position anytime the engine any ice which is required to be on
• Engine ignition is automatically activated when the engine and the ice switch is turned on, provided the engine start selector is an auto

Answer 10

• Engine ignition is automatically activated when the engine anti- ice switch is turned on, provided the engine start selector is an auto

Question 11

What light illuminates and EICAS Message displays to indicate one window is not being heated?

• One INOP Light illuminates, the WINDOW HEAT and the L or R FWD/SIDE WINDOW EICAS
• One INOP light illuminates and the L or R FWD WINDOW or the side L or R SIDE WINDOW EICAS advisory message displays
• One INOP light illuminates and the WINDOW HEAT EICAS advisory message displays

Answer 11

• One INOP light illuminates and the L or R FWD WINDOW or the side L or R SIDE WINDOW EICAS advisory message displays

Question 12

(767) What does the ICE DET ON EICAS message indicate?

• left air conditioning pack is selected OFF
• ice detection sensor detects ice
• Engine and wing anti-ice selected ON

Answer 12

• ice-T Tection sensor detects ice

Question 13

When does probe heat operate?

• when the engine area is selected below 10° C in visible moisture
• anytime an engine is running, with the exception of the TAT probes, which are heated in flight only
• when the APU is providing electrical power on the ground

Answer 13

• anytime an engine is running, with the exception of the TAT probes, which are heated in flight only

Question 14

What is the condition of the left engine anti-ice valve if the left engine anti-ice switch is selected OFF and it’s VALVE light is on?

• Signaled closed, and not
• signaled open, and not open
• signaled open, and in transit

Answer 14

• signaled closed, and not closed

Question 15

Corrections to reduce Max EPR or N1 (767) limits when using wing anti-ice are based on switch or Val position?

• (PW) Switch position, (RR & 767) Valve position
• Switch position
• (PW) Valve position, (RR & 767) Switch position

Answer 15

• (PW) Valve position, (RR & 767) Switch position

Question 16

How are the forward windows heated?

• all flight deck windows are electrically heated
• only the side windows are heated
• only the two forward windows are electrically heated

Answer 16

• all flight deck windows are electrically heated

Question 17

Which aircraft displays aT a I bug on the N1 RPM Display went engine and the ice is on and only a single bleed source is available?

• RR
• 767
• PW

Answer 17

• PW

Question 18

(PW) what condition displays the TAI bug on the N1 RPM display (not to be confused with the thermal anyice tea AI indication above the display)?

• when the APU bleed valve feels closed and engine anti- ice selected off
• Engine anti-ice is selected on with two engine bleed sources available
• when engine anti-ice is on and only a single engine bleed source is available

Answer 18

• when engine anti-ice is on and only a single engine bleed source is available

Question 19

What is indicated with an engine anti-ice valve light and L or R ENG ANTI-ICE EICAS message eliminated?

• Engine anti-ice system is no longer required
• Engine anti-ice valve disagrees with the switch position
• Ice has been detected on engine cowling

Answer 19

• Engine anti-ice valve disagrees with the switch position