E190 - Ice and rain protection Flashcards
What happens if you press the ENGINE 1 ICE PROTECTION button ?
It de-activates the ENG 1 anti-ice system.
What happens if you press the WINDSHIELD HEATING 2 button ?
It de-activates the windshield 2 heating system.
If you turn the windshield wiper switch to TIMER, the wipers are enabled every … seconds.
8 seconds.
When is the APU shown in the Anti-ice synoptic page ?
Only on the ground.
What should you do in case of a dual ice detector failure ?
Operate the anti-ice system manually, if required.
The engine cowls are heated with air from ?
The low stage bleed (before the EBV).
Can one bleed air operate both side of the WAI-system ?
Yes, if one bleed air fails, the XBV opens and enough pressure is available.
If an icing condition is detected in-flight (from … ft or … min, whichever occurs first), the EAI and WAI are commanded open for … min after the icing condition is no longer detected.
1,700 ft or 2 min5 min.
if TO DATASET is set to A/I = ALL, and the mode selector = AUTO, the WAI system will activate when:
WS > 40 kts.
if TO DATASET is set to A/I = ENG or OFF, and the mode selector = ON, the WAI system will activate when:
At lift-off (ENG REF A-I DISAGREE msg).
if TO DATASET is set to A/I = ALL, and the mode selector = ON, the WAI system will activate when:
WS > 40 kts.
After landing, the ice protection system should be … if icing conditions exist.
activated.
The WAI system can activate, without the ICE CONDITION msg, in certain conditions:The WAI will activate if all conditions exist for … min and will de-active again after … min if one condition becomes false.
- < 22,000 ft- VS between -200 fpm and +200 fpm- Combination of T, airspeed and altitude- 150 - 320 kts2 min, 2 min.
The windshield heating only operates if:If only 1 AC source is available:
There are 2 AC sources.Only the L windshield is heated (or the R windshield if the L windshield is failed.
The windshield system performs a BIT test when:
1 AC source is available. It heats the windshield for 2 min.
