Ng Ice & Rain

Front 1

Which slats are heated by Wing Anti Ice?

Back 1

3 out of 4 slats (not the outboard slat or leading edge flaps)

Front 2

If there is a disagreement between the anti-ice switch and the cowl anti-ice valve position, how is it indicated?

Back 2

COWL VALVE OPEN light remains bright blue and and amber TAI is displayed above N1 indications

Front 3

Amber COWL ANTI-ICE light indicates?

Back 3

Excessive pressure

Front 4

What happens to stick shaker and minimum maneuver speeds with selection of EAI and WAI?

Back 4

Stick shaker and Minimum manoeuvre speed bars are adjusted with the selection of EAI and/or WAI.
Sticker shaker and min manoeuvre indications return to normal once EAI is switch off provided WAI hasn't been selected.

(If WAI has been selected stick shaker and min manoeuvre speeds remain adjusted for rest of the flight)

Front 5

With the WAI ON selected on the ground, when does the valve close?

Back 5

WAI operates on the ground when selected on if thrust on both engines is below setting for teke-off warning activation. If thrust increases above this, the valve closes although the switch remains in the ON position. If thrust is reduced, valves open again.

(WAI switch trips to OFF at liftoff)

Front 6

With window heat selected on, the green ON light illuminates. What indications are given for an overheat?

Back 6

If overheat occurs the ON light will extinguish. The OVERHEAT light will illuminate amber.

Front 7

Does the NG have rain repellent?

Back 7

Rain repellent coating is applied to the windows.