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29 Cards in this Set
- Front
- Back
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What is the APU starter limitation? Where can we find the limits? |
1 minute on , 1 minute off, 1 minute on , 30 minutes off with ! Maintenance required |
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If we need to do the APU Fire Test, why do we have to do it before we start the APU? |
Because the test will close the fuel valve. |
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What indications do we get with a successful APU fire test? |
7 lights, aom 3-25 |
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If pressing the APU PWR switchlight does not shut the APU down, what can be done to shut down the APU? |
APU fire test |
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Why do the aux pumps only work when the props have been taken out of feather? |
Because the aux pumps are AC powered, the AC generators only come online at about 500rpm when the props are unfeathered. |
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If we get a TANK LOW caution light intermittently during pushback, why is this not a problem? |
It's fuel moving in the tank triggering the warning sensors |
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Why should we check our fuel total before transferring fuel if it happens in cruise? |
To make sure it's not a sensor or computer malfunction |
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Why should we bring up the fuel page when we are transferring fuel? |
It's a good reminder that you are transferring fuel, and shows you each tank level . |
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When are fuel checks required? |
TOC and once per hour thereafter |
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Which bus do the Boarding and Dome lights operate from? |
Battery pwr bus |
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If we turn on the Storm/Dome light, why will the dome light not come on if the battery switches are off? |
That switch take power from L secondary bus |
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What happens when we turn on the Main and Aux Battery switches? |
L and R main bus will be powered |
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What happens in the electrical system when we turn on the Battery Master? |
The essential buses are connected to the batteries |
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What happens when we select the STBY battery switch on? |
L main bus connected to stby batt |
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Which bus does the Recirc Fan operate off? |
Main buses |
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How do we know DC external power is connected? |
Main buses voltage above 27.5 and secondary buses powered |
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When DC external power is supplied, which ties close, and which buses are powered? |
Essential,main and secondary buses powered. Main and Vertical ties closed |
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What powers the PULL FUEL/HYD OFF handles? |
Battery pwr bus |
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What is the minimum bus voltage to begin a battery start? |
22 volts |
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What is the maximum battery load allowed before starting the second engine off the batteries? |
0.4 |
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What is the minimum battery temperature for takeoff? |
-20 |
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What is the maximum battery load for takeoff? |
0.1 |
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If the EMER LIGHTS are armed, when will they activate automatically? |
L main bus fails or selected off |
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How do we know that the DC generator has picked up the electrical load when it switches from starter mode to generator mode? |
Select light is out and load showing on MFD electrical page |
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If a DC generator fails, have any services been lost? What considerations do we have for approach and landing? |
No, none |
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What caution lights illuminate with a left DC bus fault? |
Dc bus , #1 gen, aux and stby batt |
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Which display screens will fail with a left DC bus fault? |
PFD1 |
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What caution lights illuminate with a right DC bus fault? |
DC BUS, #2 gen , main batt and associated systems |
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What does the GPWS Flap Override switch do? |
Tells the egpws to not set off the flap warning when landing flapless |
