Electrical

Question 1

Pushing IDG disconnect button for longer than ____ sec could cause damage.

Answer 1

3 sec

Question 2

What is the electrical priority?
Eng generators
APU generator
GPU

Answer 2

Eng generators => GPU => APU gen

Question 3

AC ESS is normally powered by _____

Answer 3

AC Bus 1

Question 4

AC ESS SHED bus automatically sheds when…

Answer 4

Only battery power is available

Question 5

What does a FAULT in BATT 1/2 pushbutton indicate?

Answer 5

Charging limit exceeded

Question 6

What does a FAULT in AC ESS FEED pushbutton indicate?

Answer 6

No electrical supply

Question 7

What does a FAULT in the IDG pushbutton indicate?

Answer 7

IDG overheat

IDG lo oil press

Question 8

A galley FAULT light indicates…

Answer 8

APU or engine generator is >100%

Question 9

What will be the indication if either Eng generator or APU generator is exceeding 100%

Answer 9

GALLEY FAULT

Question 10

What does ALTN in the ACC ESS FEED button indicate?

Answer 10

ACC ESS bus is being powered by AC2

Question 11

What does FAULT in GEN1/2 indicate?

Answer 11

Generator fault or contactor failed to close

Question 12

RAT&EMER GEN FAULT

Answer 12

RAT not providing power with AC1 & AC2 unpowered