NEW
Font size
WorksheetsAir Conditioning System Quiz
Total questions: 10
Worksheet time: 5mins
Conditioned air is distributed to:
Cockpit, cargo bays and cabin
Cockpit, fwd and aft cabins
Cockpit, avionics bay and cabin
Cockpit, cabin and holds 1 and 2 only
Hot air fault light illuminates on the air conditioning panel,
The hot air press. reg. valve opens and the trim air valves close.
The hot air press. reg. valve closes and the trim air valves open.
The hot air press. reg. valve closes and the trim air valves close.
The hot air press. reg. valve opens and the trim air valves open.
Does the trim air provide the warm air or the cold air to the air conditioning system?
Cold air
Warm air
In case of zone controller primary and secondary channel failure, what temperatures are maintained by pack one and pack two?
15 deg C both
25 deg C both
20 deg C for pack one and 10 deg C for pack two
24 deg C for pack one and 15 deg C for pack two
In normal flight in closed circuit configuration, the avionics ventilation system controls the temperature of the cooling air by:
Adding air conditioned air to the flow
Extracting air overboard
Adding avionics bay air
Passing air through a skin heat exchanger
To enable Ram air to the mixture unit, The Ram air switch should be used:
At any time
Only when differential pressure is less than 1 psi.
When pressure is greater than 1 psi diff.
Only after outflow valve is fully opened
Pack controller, primary channel failure.
The secondary computer operates as a backup mode and regulation is not optimized
The secondary computer takes over (all functions as normal)
Pack is lost
Pack outlet temperature is controlled at 15 deg C
Pack controller, secondary channel failure
No effect on pack regulation backup mode is lost
Pack is lost
No effect (all modes still available)
Pack outlet temperature is controlled at 15 deg C
Pack controller, primary and secondary channel failure
Pack outlet temperature is controlled to between 5 and 30 deg C by the anti-ice valve
The pack is closed
The packs deliver a fixed temperature of 20 deg C
Hot air pressure reg. valve failed open:
Optimized regulation is lost
The temperature stays at the value selected
No effect
Cabin temperature will be controlled at the upper limit 30 deg C
