Skywest Erj 175 Systems 2024 Exam
If ice protection is AUTO, when is the earliest it will turn on if you selected it OFF in the MCDU for T.O? - ANSWER-At 1,700' AGL or 2 min after lift off.
Why is it preferred to taxi single engine on Engine 1? - ANSWER-System logic will turn on pump 2 when the l...
If ice protection is AUTO, when is the earliest it will turn on if you selected it OFF
in the MCDU for T.O? - ✔✔✔ANSWER-At 1,700' AGL or 2 min after lift off.
Why is it preferred to taxi single engine on Engine 1? - ✔✔✔ANSWER-System
logic will turn on pump 2 when the left engine is running.
To arm the autobrakes for RTO: - ✔✔✔ANSWER-• Selector knob RTO
• WOW indication On ground
• Wheel speed < 60 kts
,• No faults on the brake system
• Brake pedal position Any
• Thrust lever position Idle or REV
Emergency Equipment - ✔✔✔ANSWER-• PBE
• Halon Fire Ext
• Crash Axe
• Flashlight 2
• Oxygen Mask 3
• Escape Rope 2
• Life Vest 3
What are you looking for when battery 1 on and battery 2 Auto? -
✔✔✔ANSWER-• Screen 2 & 3 on
• IESS powering up (90 sec alignment)
• Battery Voltage (Min 22.5V, 21.0 - 22.5 Recharge, < 21.0 write up)
What is the significance about 22.5V - ✔✔✔ANSWER-10 minutes of battery
power with 2 APU start attempts
What are we looking for when performing the Fire Extinguisher Test? -
✔✔✔ANSWER-• 6 Lights on overhead panel
• 5 EICAS messages
• 2 Master Warnings
• 2 ITT Fires
• 2 Aural Warnings
, APU will auto shut down in flight: - ✔✔✔ANSWER-• Under speed
• FADEC critical fault
• Overspeed
APU will auto shut down on the ground: - ✔✔✔ANSWER-• Under speed
• FADEC critical fault
• Overspeed
• Sensor fail
• High oil temp
• EGT (high)
• Low oil pressure
• Fire
APU FADEC fire detection automatic - ✔✔✔ANSWER-• On Ground: 10 seconds
lag on shutting it off.
• Anytime: 1 minute later the APU emergency stop button will light up.
GPU can be used for APU start - ✔✔✔ANSWER-Replaces batt 2 but can't replace
batt 1
If APU is accidentally selected off? - ✔✔✔ANSWER-It can be turned back on
before the 1 min cool down is complete
After starting the left engine with the APU on, what generator will power AC Bus
2 (Right Engine, Not Running)? - ✔✔✔ANSWER-APU Generator
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