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The hot air pushbutton switch is used to control the
cockpit and cabin hot air Pressure Regulating Valve.
When it is set to OFF, the valve is closed.
Note : In case of duct temperature above 88ºC(190ºF),
the heating controller controls the HOT AIR Pressure
Regulating Valve to close.
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FWD CARGO COMPARTMENT VENTILATION/HEATING - SYSTEM CONTROLS PRESENTATION
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SELF EXAMINATION
What does the FWD ISOL VALVE pushbutton switch
control?
A - The extract fan
B - The Pressure Regulating Valve.
C - The isolation valves and the extraction
fan.
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21 - AIR CONDITIONING
21-43-00 FWD CARGO COMPARTMENT
VENTILATION/HEATING -
ECAM PAGE PRESENTATION
CONTENTS:
General
Cargo Compartment Temperature
Zone Indication
Duct Inlet Temperature
Trim Air Valve
Inlet Isolation Valve
Outlet Isolation Valve
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FWD CARGO COMPARTMENT VENTILATION/HEATING - ECAM PAGE PRESENTATION
GENERAL
The FWD cargo compartment can be optionally equipped
with Ventilation and heating systems. The AFT
ventilation and heating systems are also optional.
CARGO COMPARTMENT TEMPERATURE
The cargo compartment temperature is indicated in green
and given by the cargo temperature sensor .
ZONE INDICATION
The zone indication is displayed in white.
DUCT INLET TEMPERATURE
The duct inlet temperature indication is normally
green and given by the duct temperature sensor.
The indication becomes amber if the duct inlet
temperature is at 80ºC (176ºF) or more.
TRIM AIR VALVE
The trim air valve indication on the ECAM page,
normally shows the true position of the trim air valve.
INLET ISOLATION VALVE
The inlet isolation valve is displayed in green when
open or closed and amber when faulty.
OUTLET ISOLATION VALVE
The outlet isolation valve is displayed in green when
open or closed and amber when faulty.
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FWD CARGO COMPARTMENT VENTILATION/HEATING - ECAM PAGE PRESENTATION
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THIS PAGE INTENTIONALLY LEFT BLANK
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21 - AIR CONDITIONING
21-28-00 FWD CARGO COMPARTMENT
VENTILATION/HEATING -
SYSTEM WARNINGS
CONTENTS:
FWD Cargo Isolation Valve Fault
FWD Cargo Duct Overheat
FWD Cargo Heating Fault
FWD Cargo Ventilation Fault
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21 - FWD CARGO COMPARTMENT VENT/HEATING
21-28-00 FWD CARGO COMPARTMENT
VENTILATION/HEATING -
COMPONENTS
CONTENTS:
Cargo Ventilation Controller
Heating Controller
Isolation Valves
Extraction Fan
Pressure Switch
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ATA 21 AIR CONDITIONING(39)
