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┃ A~7-~'M" A321 ┃ ┃ ┃ ┃
┃ FLIGHT CREW OPERATING MANUAL ┃ ┃ ┃ ┃
┗━━━━━━━━━━━━━━━━┻━━━━━━━━━━━━━━┻━━━━━┻━━━━━┛
OVERHEAD PANEL
VENTILATION
A
U
CAB FANS
(~ BLOWER and EXTRACT pb sw
AUTO
OVRD
FAULT It
REFER TO
CHAPTER 1-21-10
When both pushbutton switches are on AUTO :
- On the ground before the application of TO power, the ventilation system
is in open circuit configuration (closed configuration when the skin
temperature is below the ground threshold).
- On the ground after the application of TO power, and in flight, the
ventilation system is in closed circuit configuration.
When either pushbutton switch is on OVRD :
- The system goes to closed circuit configuration.
- Air from the air conditioning system is added to ventilation air. (The
blower fan stops if the BLOWER pushbutton switch is in the OVRD
position).
When both pushbutton switches are on OVRD :
- Air flows from the air conditioning system and then overboard.
- The extract fan continues to run.
Lights up amber (and ECAM activates)
in the blower switch, if : - blowing pressure is low*
- duct overheats*
n the extract switch, if
* If the warning occurs on
the external horn sounds
computer power supply fails
smoke warning is activated
extract pressure is low*
computer power supply fails
smoke warning is activated.
the ground when the engines are stopped,
CCM ALL
┏━━━━━━━━━━━━━━━━┳━━━━━━━━━━┳━━━━━━━━━┓
┃ ~+-Z A318 ┃AIR COND/PRESS/VENT ┃1.21.30 P 11 ┃
┃ aw aw ,, ~% A319 ┃ ┃ ┃
┃ Lli,~ A320 ┃ ┃ ┃
┃ ┃ ┣━━━━┳━━━━┫
┃ A+~7-~'M" A321 ┃ VENTILATION ┃SEQ 001 ┃REV 23 ┃
┃ FLIGHT CREW OPERATING MANUAL ┃ ┃ ┃ ┃
┗━━━━━━━━━━━━━━━━┻━━━━━━━━━━┻━━━━┻━━━━┛
ECAM CAB PRESS PAGE
~VENT
~
This normally appears in white. It becomes amber if there is a BLOWER FAULT, EXTRACT
FAULT, or AVNCS SYS FAULT.
NLET and EXTRACT indications
Normally white. Corresponding indication becomes amber in case of BLOWER FAULT or
EXTRACT FAULT.
INLET and EXTRACT valve diagrams
oo
This indicates that the valve is fuLLy closed.
It is normally green, but is amber if there is a disagreement.
7 6- This indicates that the valve is fully open.
/
It is normally green, but is amber if there is a disagreement.
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本文链接地址：
AIRBUS A320 Flight Crew Operating Manual1(126)
