SKYWEST ERJ 175 SYSTEMS EXAM QUESTIONS AND CORRECT ANSWERS LATEST GUIDE 2025/2026 .

SKYWEST ERJ 175 SYSTEMS EXAM QUESTIONS AND
CORRECT ANSWERS LATEST GUIDE 2025/2026 .

,1. What are you looking for when battery 1 on and battery 2 Auto?

CORRECT 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)
3. What is the significance about 22.5V CORRECT ANSWER 10 minutes of battery power with 2 APU start attemp

4. What are we looking for when performing the Fire Extinguisher Test? CORRECT ANSWER • 6 Lights o

overhead panel


• 5 EICAS messages

• 2 Master Warnings

• 2 ITT Fires

• 2 Aural Warnings
•
6. APU will auto shut down on the ground CORRECT ANSWER CORRECT ANSWER • Under speed •

FADEC critical fault


• Overspeed

• Sensor fail

• High oil temp

• EGT (high)

• Low oil pressure

• Fire
7. APU FADEC fire detection automatic CORRECT ANSWER • On Ground CORRECT ANSWER 10 seconds

lag on shutting it off.

, • Anytime CORRECT ANSWER 1 minute later the APU
emergency stop button will light up.
8. GPU can be used for APU start CORRECT ANSWER Replaces batt 2 but can't replace batt 1

9. If APU is accidentally selected off? CORRECT ANSWER It can be turned back on before the 1 min cool down

is complete

1. Emergency Equipment CORRECT ANSWER • PBE



• Halon Fire Ext

• Crash Axe

• Flashlight 2

• Oxygen Mask 3

• Escape Rope 2

• Life Vest 3


10. After starting the left engine with the APU on, what generator will power AC Bus 2 (Right Engine, Not

Running)? CORRECT ANSWER APU Generator




5. APU will auto shut down in flight CORRECT ANSWER CORRECT ANSWER • Under speed


• FADEC critical fault
Overspeed