AIR CONDITIONING AND PRESSURIZATION
Description
Aircraft Operations Manual
2.1
PAGE
16
Jun 01/18
A12074
A
A
CABIN PRESSURE CONTROL PANEL
Cabin rate set knob.
Used to set cabin vertical speeds from 50 to
2 500 fpm up, or from 50 to 1 500 fpm down.
Detent position corresponds to 500 fpm up or
300 fpm down.
LDG ALT. Baro indicator.
Displays values set by Altitude and Barometric
set knobs.
Altitude set knob.
Used to set airfield altitude.
Barometric set knob.
Used to set airfield barometric pressure in inch
Hg. As an option the BARO scale is available
in millibars.
MODE SELECTOR:
AUTO Pressure controller operates automatically
according to its own cabin pressure schedule.
MAN Cabin pressure is manually regulated by the
manual pressurization knob.
FAULT light (amber).
−
Illuminates to advise of a system failure.
−
Illuminates for 3 seconds when system self
−
test is performed. If no fault is detected light
goes off.
Manual pressurization knob.
Used to operate the pneumatic outflow valve in
MAN mode.
Fig. 7 Pressurization system
−
controls and indicators