Embraer EMB145, Operation Manual

Page: 377 / 2662

AIRPLANE
OPERATIONS
MANUAL
SUPPLEMENTARY
PROCEDURES
HIGH ALTITUDE
OPERATION
REVISION 41
1-02-87
Page
1
Code
01
Copyright © by Embraer. Refer to cover page for details.
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HIGH ALTITUDE OPERATION
The information presented herein is only applicable to airplanes
properly equipped for takeoff and landing operation above 8000 ft.
Airplanes properly equipped accomplished any of the following Service
Bulletins or have an equivalent modification factory incorporated:
- SB 145-00-0031
- SB 145-00-0033
- SB 145-21-0050.
NOTE: During high altitude operations, at least one pilot is required to
use oxygen continuously, until the cabin altitude has reached
8000 ft.
BEFORE START
Pressurization ............................................................... 8000 FT
If flying from an airport above 8000 ft:
High Altitude Mode .................................................. ON
Check that HI ALT LDG-T/O advisory message is displayed on
the EICAS.
Crew Oxygen Mask ................................................. DON
CLIMB
When cabin altitude is below 9700 ft:
High Altitude Mode .................................................. OFF
Check that HI ALT LDG-T/O advisory message is no longer
displayed the EICAS.
DESCENT
Pressurization ............................................................... SET
Set the destination airport altitude.
If flying in an airport above 8000 ft:
High Altitude Mode .................................................. ON
Check that HI ALT LDG-T/O advisory message is displayed on
the EICAS.
Crew Oxygen Mask ................................................. DON