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┗━━━━━━━━━━━━━━━━┻━━━━━━━━━━━━━━┻━━━━━┻━━━━━┛
ABNORMAL OPERATION
BLOWER FAULT or EXTRACT FAULT warning
When the BLOWER or the EXTRACT pushbutton switch is set at the OVRD (override)
position, the system is in closed-circuit configuration and adds air from the air conditioning
system to the ventilation air.
AVIONIC BAY
ii
VENTILATION
EXTRACT
J
When the BLOWER pushbutton switch is set at OVRD, the blower fan is stopped and the
extract fan continues to run.
When the EXTRACT pushbutton switch is set at OVRD, the extract fan is controlled directly
from the pushbutton. Both fans continue to run.
CCM ALL
┏━━━━━━━━━━━━━━━━┳━━━━━━━━━━┳━━━━━━━━━┓
┃I -~ A318 ┃AIR COND/PRESS/VENT ┃1.21.30 P 7 ┃
┃ .-,,.8, ,, ~% A319 ┃ ┃ ┃
┃ Lli,~ A320 ┃ ┃ ┃
┃ ┃ ┣━━━━┳━━━━┫
┃ A~7-~'M" A321 ┃ VENTILATION ┃SEQ 001 ┃REV 23 ┃
┃ FLIGHT CREW OPERATING MANUAL ┃ ┃ ┃ ┃
┗━━━━━━━━━━━━━━━━┻━━━━━━━━━━┻━━━━┻━━━━┛
Smoke configuration
When the smoke detector detects smoke in the avionics ventilation air the BLOWER and
the EXTRACT FAULT lights come on.
When both the BLOWER and the EXTRACT pushbuttons are set to the OVRD position, the
air conditioning system supplies cooling air, which is then exhausted overboard. The
blower fan stops.
AVIONIC BAY
Controller failure
The system goes to the same configuration as above, except that the skin exchange
isolation valve stays open.
The inlet valve and the skin exchange inlet bypass valve remain in the position they were
in before the failure occurred.
The extract fan keeps running.
CCM ALL
┏━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━┳━━━━━━━━━━━┓
┃ ┃ ┃1.21.30 P 8 ┃
┃ ┃ ┣━━━━━┳━━━━━┫
┃I -~ A318 ┃I AIR CONDVENTILATION ┃SEQ 001 1 ┃I REV 23 ┃
┃ -,,.8, ,, ~% A319 ┃ ┃ ┃ ┃
┃ Lli,~ A320 ┃ ┃ ┃ ┃
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本文鏈接地址：
AIRBUS A320 Flight Crew Operating Manual1(124)
