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Questions and Answers
What happens if the AC source powering either transfer bus fails?
What happens if the AC source powering either transfer bus fails?
What happens when both generator control switches are OFF and the GRD PWR switch is turned ON?
What happens when both generator control switches are OFF and the GRD PWR switch is turned ON?
Why is it not possible to power one transfer bus with external power and one transfer bus with APU power?
Why is it not possible to power one transfer bus with external power and one transfer bus with APU power?
How can the transfer busses be powered from the engine generators?
How can the transfer busses be powered from the engine generators?
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What occurs if an engine generator is no longer supplying power?
What occurs if an engine generator is no longer supplying power?
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What happens if both engines are shut down and APU GEN switch is turned ON?
What happens if both engines are shut down and APU GEN switch is turned ON?
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Why does external power or APU continue to supply power if engine generator power is applied?
Why does external power or APU continue to supply power if engine generator power is applied?
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When does each engine generator normally power its own transfer bus?
When does each engine generator normally power its own transfer bus?
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How are the transfer buses powered when external power or APU powers both and engine generator power is applied?
How are the transfer buses powered when external power or APU powers both and engine generator power is applied?
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What is the function of BTBs in the AC power system?
What is the function of BTBs in the AC power system?
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