787 SYS 4 Anti-Ice and Rain

Question 1

What does this along with the aural warning indicate

Answer 1

Icing detected
Engine ANTI-ICE OFF

Question 2

Where are the wing anti ice mats

Answer 2

Mid wing
2-5 8-11

Question 3

In the On position, wing ice protection will remain powered anytime the TAT is < ____

Answer 3

25C

Question 4

With Flaps out of up, the ENG or WING anti-ice uses modified stick shaker logic. What does this do and when does it stop

Answer 4

-Increases stick shaker Spd and Min Maneuver Spd
—Reduces manuvr to stick shake margin.
-Stops when:
—no icing and TAT >10C
—upon landing

Question 5

When is the Pack Inlet automatic anti-ice function inhibited

Answer 5

-Ground
-TAT >10C

Question 6

All 4 windows are electrically heated. Otherwise how do the differ

Answer 6

-FRONTS - exterior and Interior
—Ext Anti ice
—Int Anti fog
-SIDES - interior only
—Int Anti fog

Question 7

What does INOP indicate

Answer 7

-Switch Off
-Ovht detected
-System fault

Question 8

What does the BACKUP Window Heat provide

Answer 8

Anti-fogging

Question 9

Is it abnormal to not see EAI if the temp is 10C and you think there are icing conditions

Answer 9

NO. The EAI uses reference temp from multiple sources and it’s temp may not be the same at TAT

Question 10

What is the exception for turning engine anti-ice on for icing condition and TAT 10C or <

Answer 10

Below -40C in
CLIMB
CRUISE
DESCENT

Question 11

When do the anti-ice valves auto close

Answer 11

-Start
-Engine Fire handle pulled
-Leak
-Over
—Temp
—Press