LP Before Start Flow
LP After Start Flow
LP Before Takeoff Flow
LP After Landing Flow
LP Shutdown Flow
RP Before Start Flow
RP After Start Flow
RP Before Takeoff Flow
RP After Landing Flow
RP Shutdown Flow
PF Cruise Flow
PF Approach Flow
PM After Takeoff Flow
PM 10,000 ft Climb Flow
PM Cruise Flow
PM Approach Flow
PM 10,000 ft Descent Flow
PM Before Landing Flow
APU Start
APU GEN – OFF/RESET
APU LCV – Extinguished (Out)
FAIL and OPEN - Extinguished (Out)
PWR FUEL - Press
PUMP FAIL and SOV CLOSED – Extinguished
EICAS APU EGT/RPM – Displayed
START/STOP – Press
START – Illuminated (extinguished at 35-45% rpm)
APU GEN – ON
Select ON after APU rpm and EGT are stabilized
* EICAS message APU GEN OFF – Displayed
* APU AVAIL – Illuminated
* APU GEN – ON
* Select AC ELEC synoptic page and verify all busses
are powered
* During APU start, APU BATTERY OFF may
momentarily display
* Prior to applying bleed air, allow APU rpm to
stabilize to 100% for two minutes if time permits
APU Shutdown
APU GEN – OFF/RESET
START/STOP – Press
START and AVAIL – Extinguished
PWR FUEL – Press
* Press when
o RPM is less than 50%
o EGT is less than 350°C
* PUMP FAIL and SOV CLOSED – Extinguished
APU LCV – Press
FAIL and OPEN – Extinguished (Out)
CAUTION: Select BATT MASTER OFF after the APU
EICAS message is extinguished.