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• the amber FAULT light on the PACK 1 pb
• the control valve indication switching from green to
amber.
Both of these amber indications occur because PACK 1
is ON but no bleed air is available to it.
No, to Switch PACK 2 on press the PACK 2 pb.
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Notice :
• the amber FAULT light on the PACK 1 pb
• the control valve indication changes from green to
amber.
Both of these amber indications occur because PACK 1
is ON but no bleed air is available to it.
No, to Switch PACK 2 on press the PACK 2 pb.
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AIR CONDITIONING Normal Operation 16/69
As for PACK 1, notice :
• the amber FAULT light on the PACK 2 pb
• the control valve indication changes from green to
amber.
As before , there is no available bleed air to PACK 2.
MENU
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Since you are expecting a standard passenger load,
the pack flow selector can be selected to NORMal.
Set PACK FLOW to NORM
MENU
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Since you are expecting a standard passenger load,
the pack flow selector can be selected to NORMal.
No, to set NORM pack flow use the PACK FLOW selector
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Since you are expecting a standard passenger load,
the pack flow selector can be selected to NORMal.
No, to set NORM pack flow use the PACK FLOW selector
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There are no changes to the ECAM indications. The
PACK FLOW selector only affects the pack flow rate once
the engines are running and supplying bleed air to the
packs. We will look at the use of the PACK FLOW selector
later in this module.
MENU
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It is now time to get some air to the packs. As the APU
is already running, set the APU BLEED to ON and watch
the ECAM indications.
Switch APU BLEED to ON.
MENU
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It is now time to get some air to the packs. As the APU
is already running, set the APU BLEED to ON and watch
the ECAM indications.
No, to switch on the APU BLEED use the APU BLEED pb.
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It is now time to get some air to the packs. As the APU
is already running, set the APU BLEED to ON and watch
the ECAM indications.
No, to switch on the APU BLEED use the APU BLEED pb.
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AIR CONDITIONING Normal Operation 26/69
Notice:
• the APU valve indication has changed to inline green,
• the X-BLEED valve has automatically opened. Notice
the X-BLEED switch is in the AUTO position,
• both feed lines to the packs have been connected.
Let’s now look at the packs.
MENU
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AIR CONDITIONING MENU Normal Operation 28/69
AIR CONDITIONING MENU Normal Operation 29/69
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AIR CONDITIONING Normal Operation 31/69
Notice;
• The FAULT lights are extinguished, due to the air
supply,
• the pack flow valves are opened,
• the pack flows increase,
• the bypass valves move,
• the supply lines to the mixing unit are now
connected.
MENU
AIR CONDITIONING Normal Operation 32/69
Call the ECAM COND page.
Both packs are now providing air conditioning. Let’s
look at temperature regulation of the Air Conditioning
system. This is better seen on the ECAM COND page.
MENU
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Both packs are now providing air conditioning. Let’s
look at temperature regulation of the Air Conditioning
system. This is better seen on the ECAM COND page.
No, to call the ECAM COND page press the COND pb
on the ECP.
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Both packs are now providing air conditioning. Let’s
look at temperature regulation of the Air Conditioning
system. This is better seen on the ECAM COND page.
No, to call the ECAM COND page press the COND pb
on the ECP.
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AIR CONDITIONING Normal Operation 37/69
Look carefully at the indications, notice in particular:
• The zone temperatures,
• and the duct inlet temperatures.
MENU
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Temperature regulation is achieved the same way for all
zones. We will demonstrate the concept using the cockpit
　
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