NORMAL PROCEDURES
AIRPLANE
OPERATIONS
MANUAL
1-02-45
Page
2
Code
02
REVISION 38
AOM-145/1114
Air Conditioning............................................................. SET
Once CLB thrust is set the air conditioning should be set as follows:
- If the takeoff was performed on APU BLEED then both
engine BLEEDS must be selected to OPEN, the CROSS
BLEED must be set to AUTO and the APU bleed must be
CLOSED.
- If the takeoff was performed on ENGINE BLEED, depending
on the takeoff mode and on the temperature an ECS OFF
signal may be generated. In this case, both PACKS must be
reset, preferably one at a time, one shortly after the other for
the sake of passenger comfort.
Altimeters ...................................................................... SET &
XCHECKED
Upon passing the transition altitude, the altimeters are set to QNE
by the respective pilots if it is an operation in ICAO airspace.
Pressurization ............................................................... CHECKED
Once the air conditioning system is set, verify that the
pressurization is functioning properly. Verify the cabin altitude, the
differential pressure and the cabin rate of climb on the EICAS.
APU............................................................................... AS REQUIRED
Shut down the APU IMMEDIATELY after the engine bleed valves
are open, that is, without any cool down period.
ABOVE 10000 FT
External Lights ..............................................................OFF
Upon passing 10000 ft switch the external lights OFF except strobe
and red beacon. The logo light must also be switched OFF.
Fasten Belts ..................................................................AS REQUIRED
Switch the FSTN BELTS OFF if conditions permit.
PC Power System (if installed) ..................................... AS REQUIRED
If PC Power supply is desired release the PC Power button on IFE
overhead panel to turn on the system for passengers use.
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