What purpose do the AUTO XFER switches serve on the electrical panel? - Correct Answer Used to disable automatic transfer of associated IDG. If FAIL is illuminated there is a fault preventing autotransfer
A FAULT light on the guarded IDG button indicates what? - Correct Answer IDG fault due to...
GoJet CRJ550 & CRJ550/700 Oral Exam
Questions and Answers (Latest Update
2024)
What purpose do the AUTO XFER switches serve on the
electrical panel? - Correct Answer ✅ Used to disable
automatic transfer of associated IDG. If FAIL is illuminated
there is a fault preventing autotransfer
A FAULT light on the guarded IDG button indicates what? -
Correct Answer ✅ IDG fault due to a HOT-LOP situation
Why would an IDG automatically disconnect? - Correct
Answer ✅ Over-torque or over-temp scenario
Will an IDG automatically disconnect when there is low oil
pressure? - Correct Answer ✅ No - there must be a high oil
temperature or over torque for it to automatically disconnect
On the electrical EICAS page an AMBER readout of the
generator output indicates what? - Correct Answer ✅
Generator overload
,GoJet CRJ550 & CRJ550/700 Oral Exam
Questions and Answers (Latest Update
2024)
On the electrical EICAS page you see one generator output
with half intensity magenta numbers. What does that mean? -
Correct Answer ✅ There is insufficient data being provided
If you were to see amber dashes on the EICAS electrical page
in place of the generator output, what would that mean? -
Correct Answer ✅ The data being provided is invalid and
thus has been removed.
What is the voltage, phase, and frequency of the IDG's? -
Correct Answer ✅ 115v, 3 phase, 400hz
Why is the ADG bus not shown on the EICAS electrical page
normally? - Correct Answer ✅ It will only display when the
ADG is deployed and producing power
The EICAS synoptic page has the word DISC next to one of
the IDG's. What does this mean? - Correct Answer ✅ The
IDG has been manually or automatically disconnected. What?
Did you think it meant you were gonna play a sick game of
frisbee golf? You basic bitch.
AUTO XFER OFF in white vs. amber would mean what on the
EICAS electrical page? - Correct Answer ✅ If white the
AUTO XFER switch was selected off by the pilot, if in amber
the automatic transfer function has failed.
Voltage output of an IDG turns WHITE when what parameters
are exceeded? - Correct Answer ✅ Less than 108v or more
than 130v
You see SERVICE CONFIGURATION on the AC electrical page,
what does this mean? - Correct Answer ✅ External AC
power is hooked up and has been selected from the external
service panel. ONLY the AC service bus will be powered.
What would have to happen to get the caution EICAS
message GEN1(2) OVLD? - Correct Answer ✅ An IDG
exceeded 40kVa.
, GoJet CRJ550 & CRJ550/700 Oral Exam
Questions and Answers (Latest Update
2024)
What would an IDG1 amber caution message tell you? -
Correct Answer ✅ A HOT/LOP situation has occured on
IDG1
If the red EMER PWR ONLY warning presents on the EICAS,
what has happened? - Correct Answer ✅ Indicates the ADG
has deployed
You see a white ADG FAIL status message, what does this tell
you? - Correct Answer ✅ The GCU of the ADG has failed.
Probably shouldn't have had your 550 serviced at Jiffy Lube
dummy....
Name a few items on the AC Service Bus - Correct Answer
✅ Water system, toilet, APU charger, cabin lighting, logo
lights
What does the ADG power? - Correct Answer ✅ AC ESS
Bus, Hydraulic pump 3B, Stab Trim channel 2, slats and flaps
at half speed
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