3-22
APEX Failures
All APEX display units indicate a red X or blank:
3-22-01
1.
Primary flight information............
Use ESIS to control safe aircraft flight
path continuation
2.
Autopilot......................................
Use the autopilot (if available) with mode
annunciations on the flight controller
Note
Basic autopilot operation is independent of display unit availability.
If failure remains, wait 10 seconds before continuing with the procedure. This
gives the system time to reconfigure.
If above 10,000 feet:
3.
Main OXYGEN lever...................
Confirm ON
4.
Crew oxygen masks....................
ON
Note
Procedure to don the crew oxygen masks:
1
Remove the normal headset.
2
Put the oxygen mask on. Check 100%.
3
Put the normal headset back on.
4
Set MIC SELECT switch on the rear left panel to MASK.
5.
PASSENGER OXYGEN selector
AUTO or ON
6.
Systems MFD
PAX OXY
.........
Confirm ON
7.
Passengers.................................
Instruct to don masks
8.
Aircraft.........................................
Descend below 10,000 ft or to minimum
safe altitude if higher. If required, inform
ATC, ask for assistance to maintain safe
aircraft flight path and traffic separation
If failure remains:
9.
MAU CH A1 circuit breaker
(Essential Bus
L
B3) and MAU
CH B1 circuit breaker (Standby
Bus
L
Z3)......................................
Open, wait two seconds and close. Wait
approximately 30 seconds for the system
to reboot
If DU 1 and DU 2 remain blank or indicate red X, but DU 3 and/or DU 4 have recovered:
10.
Reversion Controller...................
Set PILOTS PFD control knob to AGM2
11.
Reversion Controller...................
Set UPPER MFD control knob to
OFF/REV
Continued on next page
Section 3 - Emergency Procedures (EASA Approved)
APEX Failures
Pilot's Operating Handbook
Report No: 02406
Issue date: Mar 06, 2020
Page 3-22-1
12-C-A15-40-0322-00A-141A-A
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GENERAL
AND
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