OLA Data Systems Flashcards
What does ATSU stand for?
Air Traffic Services Unit
What does DCDU stand for?
Datalink Control and Display Unit
What is a downlink message?
A message from aircraft to ground
What is an uplink message?
A message from ground to aircraft
What does CNS/ATM stand for?
Communications Navigation Surveillance / Air Traffic Management
What is CNS/ATM?
Allows for datalink communications between flight crew and controllers
What does CPDLC stand for?
Controller Pilot Datalink Communications
What does ADS stand for?
Automatic Dependent Surveillance
What does AFN stand for?
ATS Facilities Notification
How much potable water can be stored in the tank?
200 litres
How is the potable water system pressurised?
Bleed air
How is waste transferred from the toilet to the waste tank?
Differential pressure
How is the differential pressure for toilet waste removal created?
Above 16000ft, by differential pressure. Below this, a vacuum generator creates the differential pressure
How can you tell if the water service panel is open?
Will be indicated on the water/waste page of the FAP
How can you tell if there is a waste vacuum generator failure?
Water/waste page of the FAP
Can you remove the plastic film over the window of the oxygen mask?
Yes
How does oxygen mask oxygen supply start?
Opening the left door
How can you eliminate condensation in the oxygen mask?
Press the emergency pressure selector
What does pushing the emergency pressure selector on the oxygen mask do?
Creates an overpressure, which is good for clearing the condensation, or preventing smoke, odor or ashes from entering the mask
When will mask automatically deploy 100% oxygen, regardless of selection?
Above cabin altitude of 35,000ft
How can you tell if oxygen is flowing to the mask?
Yellow disc visible in the blinker on the top left of the left door
When do cabin masks automatically deploy?
Cabin altitude 14,000ft (+250ft, -750ft)
How long does drop down oxygen last?
15 minutes
How can you tell if passenger oxygen system has been activated?
SYS ON displayed on passenger oxygen pb
