APU System Flashcards
APU provides ____ and ____ .
Electrical power and Bleed air.
True or False: APU Bleed Air powers anti-ice devices.
False.
Service Air is available anytime APU is running. Does it require BLEED AIR button selected ON?
No.
If APU Fire is detected, does it shutdown automatically? Will
It restart?
Yes, automatic shutdown but no restart after fire indication.
With and amber APU FIRE DETECT FAIL CAS message displayed, will the APU operate?
No.
What is the APU Fire bottle shared with?
Baggage Fire protection system.
APU oil level is checked at power up and indicated by?
Amber APU OIL LEVEL LOW CAS message.
With an Amber APU OIL LEVEL LOW CAS message, APU can be operated for a max of ____ hours.
20 hours.
True or False: APU Voltage appears on EIS even if APU GEN is off.
True, it shows the voltage available for use.
APU hours and cycles shown in MFD GTC ____ page.
Propulsion page, with APU switch on.
APU provides power to the ____ bus.
Left EMER bus.
True or False: APU will not operate with a white FIRE BTL LOW BAG-APU CAS message.
True.
True or False: APU will come on line with left engine generator on line.
False, engine generator has priority.
True or False: APU is approved for unattended use.
False.
